Commit Graph

108 Commits

Author SHA1 Message Date
Tig
d89b85231e Merge branch 'v2_develop' into copilot/enable-menubar-replacement 2025-12-17 12:05:07 -07:00
BDisp
1a54ff0872 Fixes #4502. Shadows in overlapping views are not rendered consistently (#4465)
* Fixes Wide Glyphs

* Fix some unit tests failure

* Fix more unit tests

* Fixes #4468 - `MouseGrab` regressions (#4469)

* Fixed mouse grab issue

* Fixed mouse grab regrssions.

* Update Terminal.Gui/ViewBase/View.Mouse.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/ViewBase/View.Mouse.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/ViewBase/View.Mouse.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/ViewBase/View.Mouse.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/ViewBase/View.Mouse.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/ViewBase/View.Mouse.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* code cleanup

* Update Terminal.Gui/ViewBase/View.Mouse.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Addressing pr feedback

* updated mouse.md

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Fixes #4050. Rename Command.Select and Selecting to Activate/Activating (#4470)

* Initial plan

* Rename Command.Select to Command.Activate and Selecting to Activating

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add Activating event propagation to SuperView

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Update all comments and docs referencing Select to Activate

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix event log messages in examples to use Activating/Activate

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Revert automatic Activating event propagation that broke tests

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Update docfx documentation to use Activate/Activating terminology

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* renames

* Revert "Add Activating event propagation to SuperView"

This reverts commit 6d82bee9ad.

* added command diagrams

* mermaid

* updated level 3

* again

* Select->Activate in MouseTests.cs

* Update Terminal.Gui/Views/Selectors/FlagSelector.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Refactor: Rename Selecting to Activating in View APIs

Renamed the `Selecting` event and `OnSelecting` method to
`Activating` and `OnActivating` to better reflect their purpose.
Updated all related comments, test method names, variables,
and assertions in `View` and `ViewCommandTests` to align with
the new terminology.

Improved code clarity by using `_` for unused parameters in
lambda expressions. Renamed properties like `HandleSelecting`
to `HandleActivating` and adjusted naming conventions for
consistency (e.g., `OnactivatingCount` to `OnActivatingCount`).

These changes enhance readability, maintainability, and
terminology consistency across the codebase.

* Update Terminal.Gui/Views/Selectors/OptionSelector.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Typos

---------

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Co-authored-by: tig <585482+tig@users.noreply.github.com>
Co-authored-by: Tig <tig@users.noreply.github.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Add support for wide glyphs into the ShadowStyle.Transparent

* The "IsDirty" content of the wide glyphs should be completely false after being displayed on the screen.

* FillRect must always call AddStr method to properly handle wide characters to invalidate overlapped wide glyphs, etc.

* We must set clip to the driver screen in the case where the view isn't Adornment and SuperView is null, allowing dialogs, popovers, etc to be drawn

* These assertions are important to ensure that the drawing state is consistent

* Subviews must be drawn after the superview content being drawn

* The attribute of next column of a wide glyph should be the same if it's in the clipped area

* Applied #4486

* Updated root view clipping logic to use App's screen or a large default rectangle, ensuring proper drawing area. Added comments clarifying subview drawing order and explaining issues with certain Debug.Assert checks in complex hierarchies, suggesting unit tests instead.

* Remove ClearFrame and always draw Margin if Thickness set

Removed the unused ClearFrame method from the View class. Updated DrawAdornments to always draw the Margin when its Thickness is not empty, regardless of ShadowStyle. This simplifies the drawing logic and removes unnecessary checks.

* Fix margin thickness adjustment

* Fix shadow draw on overlapped views

* Only draw shadows at the end of each runnable

* Only call ClearNeedsDraw in the static Draw method

* Replace unit test as requested

* Also use reverse in margins although not making difference

* Fix the ShadowStyle, ShadowWidth and ShadowHeight logic

* Making sure nothing broke.

* ShadowWidth and ShadowHeight always default to 1 at invalid values

* Removes unused parameter

* Using Rune.ReplacementChar to not confusing with space char inserted by the clearing region

* Using Rune.ReplacementChar

* Using Rune.ReplacementChar

* Fix merge error

* Fixing unit tests

* Reverting changes

* Fixing unit tests

* Fix unit test

* Fix shadow on overlapped views

* Cleanup code

---------

Co-authored-by: Tig <tig@users.noreply.github.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: Copilot <198982749+Copilot@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
2025-12-17 11:56:31 -07:00
Tig
cab91881b0 Merge branch 'v2_develop' into copilot/enable-menubar-replacement 2025-12-16 15:55:48 -07:00
Tig
0a9f4b8ef1 Fixes #4492, #4480 - Transparent shadows cause underlying wide glyph rendering issues (#4490)
* WIP - experiments in fixing shadow rendering issues based on #4465

Previously, shadow size was fixed at 1x1. This change introduces ShadowWidth and ShadowHeight properties to both Margin and View, allowing variable shadow dimensions. The Margin class now manages its own shadow sizing, enforcing valid values based on ShadowStyle (e.g., Opaque and Transparent require a minimum of 1, and Opaque only allows 1). Margin.Thickness is dynamically adjusted to account for shadow size, with original values preserved and restored as needed.

ShadowView rendering is updated to correctly handle wide graphemes (such as emojis) in the shadow area, preventing rendering errors. The View class exposes ShadowWidth and ShadowHeight, synchronizing with Margin. Extensive new unit tests verify correct behavior for shadow sizing, style changes, thickness adjustments, and rendering, including edge cases and visual output.

Additional minor bug fixes and refactoring are included, such as proper management of Margin's cached clip region and correcting a loop order bug in ShadowView. The codebase is also modernized with recent C# features.

* more merge

* added border tests

* Experiment...

* Incorporated latest wideglyphs

* Comment tweaks

* Add Adornments and ViewportSettings editors to WideGlyphs

Introduce AdornmentsEditor and ViewportSettingsEditor with custom border styles and positioning, enhancing UI editing capabilities. Also update arrangeableViewAtEven to use Color.Black and Color.Green, and adjust a commented border style from Dashed to Dotted.

* Fix scenario editors and tweak scenarios.

Enhance ShadowStyles with a second shadow window (transparent style) and a button event handler that shows a message box. In WideGlyphs, add AdornmentsEditor and ViewportSettingsEditor for view property editing, apply custom color schemes to arrangeable views, and update superView with a transparent shadow and increased shadow width. These changes improve interactivity and visualization in the demo scenarios.

* Fix scenario editors and tweak scenarios.

Enhance ShadowStyles with a second shadow window (transparent style) and a button event handler that shows a message box. In WideGlyphs, add AdornmentsEditor and ViewportSettingsEditor for view property editing, apply custom color schemes to arrangeable views, and update superView with a transparent shadow and increased shadow width. These changes improve interactivity and visualization in the demo scenarios.

* Make replacement char themeable via Glyphs.ReplacementChar

Adds Glyphs.ReplacementChar as a configurable replacement character, replacing all uses of Rune.ReplacementChar. The default is now a space (' ') and can be set via config.json. Updates all rendering, string decoding, and buffer invalidation logic to use the new property, ensuring consistency and themeability. Updates tests and comments accordingly. Also includes minor UI tweaks in WideGlyphs.cs and .DotSettings updates.

* merging

* merge errors

* merged

* merged

* Refactor shadow properties to Margin; update tests

ShadowWidth and ShadowHeight are now managed solely in the Margin class, with related properties and validation logic removed from View. All code and tests now use view.Margin.ShadowWidth/ShadowHeight. Tests and documentation were updated accordingly, and wide glyph handling in test output was improved for consistency.

* Simplify ShadowSize; remove it from View as it's infreqnetly used. Make it a Size to reduce API surface area.

Replace ShadowWidth/ShadowHeight with a single ShadowSize property (of type Size) in the Margin class and related code. Update all usages, validation logic, and tests to use ShadowSize.Width and ShadowSize.Height. Introduce TryValidateShadowSize for unified validation. Modernize code with C# features and improve clarity and maintainability by treating shadow dimensions as a single unit.

* reveted

* Fix wide glyph attribute handling for second column

Ensure the attribute for the second column of wide glyphs is set correctly when within the clip region, addressing issues #4258 and #4492. Add comprehensive unit tests to verify correct attribute assignment and output rendering, including scenarios with transparent shadows. Remove obsolete test code for clarity. This improves color/style consistency for wide glyphs, especially in overlapping UI situations.

* added url
2025-12-16 14:23:32 -07:00
Tig
4c772bd5f3 Fixes #4497 - makes replacement char conifgurable (#4498)
* Add Glyphs.ReplacementChar config property

Introduced Glyphs.ReplacementChar to allow overriding the Unicode replacement character, defaulting to a space (' '). Updated both config.json and Glyphs.cs with this property, scoped to ThemeScope and documented as an override for Rune.ReplacementChar.

* Standardize to Glyphs.ReplacementChar for wide char invalidation

Replaced all uses of Rune.ReplacementChar.ToString() with Glyphs.ReplacementChar.ToString() in OutputBufferImpl and related tests. This ensures consistent use of the replacement character when invalidating or overwriting wide characters in the output buffer.

* Add configurable wide glyph replacement chars to OutputBuffer

Allows setting custom replacement characters for wide glyphs that cannot fit in the available space via IOutputBuffer.SetReplacementChars. Updated IDriver to expose GetOutputBuffer. All code paths and tests now use the configurable characters, improving testability and flexibility. Tests now use '①' and '②' for clarity instead of the default replacement character.

* Fixed warnings.

* Update IOutputBuffer.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Add tests for wide char clipping edge cases in OutputBuffer

Added three unit tests to OutputBufferWideCharTests.cs to verify and document OutputBufferImpl's behavior when wide (double-width) characters are written at the edges of a clipping region. Tests cover cases where the first or second column of a wide character is outside the clip, as well as when both columns are inside. The tests assert correct use of replacement characters, dirty flags, and column advancement, and document that certain code paths are currently unreachable due to IsValidLocation checks.

* Clarify dead code path with explanatory comments

Added comments to mark a rarely executed code path as dead code, noting it is apparently never called. Referenced the related test scenario AddStr_WideChar_FirstColumnOutsideClip_SecondColumnInside_CurrentBehavior for context. No functional changes were made.

* Remove dead code for wide char partial clip handling

Removed unreachable code that handled the case where the first column of a wide character is outside the clipping region but the second column is inside. This logic was marked as dead code and never called. Now, only the cases where the second column is outside the clip or both columns are in bounds are handled. This simplifies the code and removes unnecessary checks.

* Replaces Glyphs.ReplacementChar with Glyphs.WideGlyphReplacement to clarify its use for clipped wide glyphs. Updates IOutputBuffer to use SetWideGlyphReplacement (single Rune) instead of SetReplacementChars (two Runes). Refactors OutputBufferImpl and all test code to use the new property and method. Removes second-column replacement logic, simplifying the API and improving consistency. Updates comments and test assertions to match the new naming and behavior.

* Update themes in config.json and add new UI Catalog props

Renamed "UI Catalog Theme" to "UI Catalog" and removed the
"Glyphs.ReplacementChar" property. Added several new properties
to the "UI Catalog" theme, including default shadow, highlight
states, button alignment, and separator line style. Also added
"Glyphs.WideGlyphReplacement" to the "Hot Dog Stand" theme.

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
2025-12-15 09:26:52 -07:00
Tig
a9e27d6bd7 Merge branch 'v2_develop' into copilot/enable-menubar-replacement 2025-12-09 13:21:53 -07:00
Copilot
e7a4df492d Fixes #4050. Rename Command.Select and Selecting to Activate/Activating (#4470)
* Initial plan

* Rename Command.Select to Command.Activate and Selecting to Activating

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add Activating event propagation to SuperView

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Update all comments and docs referencing Select to Activate

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix event log messages in examples to use Activating/Activate

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Revert automatic Activating event propagation that broke tests

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Update docfx documentation to use Activate/Activating terminology

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* renames

* Revert "Add Activating event propagation to SuperView"

This reverts commit 6d82bee9ad.

* added command diagrams

* mermaid

* updated level 3

* again

* Select->Activate in MouseTests.cs

* Update Terminal.Gui/Views/Selectors/FlagSelector.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Refactor: Rename Selecting to Activating in View APIs

Renamed the `Selecting` event and `OnSelecting` method to
`Activating` and `OnActivating` to better reflect their purpose.
Updated all related comments, test method names, variables,
and assertions in `View` and `ViewCommandTests` to align with
the new terminology.

Improved code clarity by using `_` for unused parameters in
lambda expressions. Renamed properties like `HandleSelecting`
to `HandleActivating` and adjusted naming conventions for
consistency (e.g., `OnactivatingCount` to `OnActivatingCount`).

These changes enhance readability, maintainability, and
terminology consistency across the codebase.

* Update Terminal.Gui/Views/Selectors/OptionSelector.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Typos

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
Co-authored-by: Tig <tig@users.noreply.github.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
2025-12-09 12:42:34 -07:00
Tig
ee0e0fac9a Merge branch 'v2_develop' into copilot/enable-menubar-replacement 2025-12-08 12:52:58 -07:00
Tig
f548059a27 Fixes #4258 - Glyphs drawn at mid-point of wide glyphs don't get drawn with clipping (#4462)
* Enhanced `View.Drawing.cs` with improved comments, a new
`DoDrawComplete` method for clip region updates, and
clarified terminology. Added detailed remarks for the
`OnDrawComplete` method and `DrawComplete` event.

Refactored `ViewDrawingClippingTests` to simplify driver
setup, use target-typed `new`, and add a new test for wide
glyph clipping with bordered subviews. Improved handling of
edge cases like empty viewports and nested clips.

Added `WideGlyphs.DrawFlow.md` and
`ViewDrawingClippingTests.DrawFlow.md` to document the draw
flow, clipping behavior, and coordinate systems for both the
scenario and the test.

Commented out redundant `Driver.Clip` initialization in
`ApplicationImpl`. Added a `BUGBUG` comment in `Border` to
highlight missing redraw logic for `LineStyle` changes.

* Uncomment Driver.Clip initialization in Screen redraw

* Fixed it!

* Fixes #4258 - Correct wide glyph and border rendering

Refactored `OutputBufferImpl.AddStr` to improve handling of wide glyphs:
- Wide glyphs now modify only the first column they occupy, leaving the second column untouched.
- Removed redundant code that set replacement characters and marked cells as not dirty.
- Synchronized cursor updates (`Col` and `Row`) with the buffer lock to prevent race conditions.
- Modularized logic with helper methods for better readability and maintainability.

Updated `WideGlyphs.cs`:
- Removed dashed `BorderStyle` and added border thickness and subview for `arrangeableViewAtEven`.
- Removed unused `superView` initialization.

Enhanced tests:
- Added unit tests to verify correct rendering of borders and content at odd columns overlapping wide glyphs.
- Updated existing tests to reflect the new behavior of wide glyph handling.
- Introduced `DriverAssert.AssertDriverOutputIs` to validate raw ANSI output.

Improved documentation:
- Expanded problem description and root cause analysis in `WideGlyphBorderBugFix.md`.
- Detailed the fix and its impact, ensuring proper layering of content at any column position.

General cleanup:
- Removed unused imports and redundant code.
- Improved code readability and maintainability.

* Code cleanup

* Update Tests/UnitTestsParallelizable/ViewBase/Draw/ViewDrawingClippingTests.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/Drivers/OutputBufferImpl.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Tests/UnitTestsParallelizable/ViewBase/Draw/ViewDrawingClippingTests.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Tests/UnitTestsParallelizable/ViewBase/Draw/ViewDrawingClippingTests.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Fixed test slowness problem

* Simplified

* Rmoved temp .md files

* Refactor I/O handling and improve testability

Refactored `InputProcessor` and `Output` access by replacing direct property usage with `GetInputProcessor()` and `GetOutput()` methods to enhance encapsulation. Introduced `GetLastOutput()` and `GetLastBuffer()` methods for better debugging and testability.

Centralized `StringBuilder` usage in `OutputBase` implementations to ensure consistency. Improved exception handling with clearer messages. Updated tests to align with the refactored structure and added a new test for wide glyph handling.

Enhanced ANSI sequence handling and simplified cursor visibility logic to prevent flickering. Standardized method naming for consistency. Cleaned up redundant code and improved documentation for better developer clarity.

* Refactored `NetOutput`, `FakeOutput`, `UnixOutput`, and `WindowsOutput` classes to support access to `Output` and added a `IDriver.GetOutput` to acess the `IOutput`. `IOutput` now has a `GetLastOutput` method.

Simplified `DriverAssert` logic and enhanced `DriverTests` with a new test for wide glyph clipping across drivers.

Performed general cleanup, including removal of unused code, improved formatting, and adoption of modern C# practices. Added `using System.Diagnostics` in `OutputBufferImpl` for debugging.

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
2025-12-08 12:28:32 -07:00
Tig
5da7e59aa2 Fixes #4456 - Clear MouseGrabView in App.End (#4460)
* Fixed MouseGrabView bug.

Added extensive test coverage for `Keyboard`, `Mouse`, `Timeout`, and `Popover` functionalities, including edge cases and concurrent access. Introduced parameterized and data-driven tests to reduce redundancy and improve clarity.

Refactored codebase for modularity and maintainability,
introducing new namespaces and reorganizing classes. Enhanced `MouseImpl`, `KeyboardImpl`, and `Runnable` implementations with improved event handling, thread safety, and support for the Terminal.Gui Cancellable Work Pattern (CWP).

Removed deprecated code and legacy tests, such as `LogarithmicTimeout` and `SmoothAcceleratingTimeout`. Fixed bugs related to mouse grabbing during drag operations and unbalanced `ApplicationImpl.Begin/End` calls. Improved documentation and code readability with modern C# features.

* Code cleanup.

* Update Tests/UnitTestsParallelizable/Application/Runnable/RunnableIntegrationTests.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Improve null handling and simplify test setup

In `MouseImpl.cs`, added an early `return` after the `UngrabMouse()`
call within the `if (view is null)` block to prevent further execution
when `view` is `null`, improving null reference handling.

In `RunnableIntegrationTests.cs`, removed the initialization of the
`IApplication` object (`app`) from the `MultipleRunnables_IndependentResults`
test method, simplifying the test setup and focusing on runnable behavior.

* Code cleanup

* API doc link cleanup

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
2025-12-07 13:01:19 -07:00
Copilot
dd12df7fb7 Fixes #4176. Removes View.MouseClick (#4450)
* Initial plan

* Add comprehensive MouseClick removal analysis

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix code review feedback on analysis document

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add actual line numbers to analysis document

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Final polish on analysis document - clarify TextView

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Phase 3: Port 6 simple Views from MouseClick to Selecting/MouseBindings

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Phase 2: Port 10 Scenarios from MouseClick to Selecting/remove

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Update analysis document - Phases 2 & 3 complete

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix failing tests - Button multi-button support and Label focus handling

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Phase 4: Port ScrollBar from OnMouseClick to OnSelecting; remove analysis doc

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Phase 5: Update/remove tests that explicitly test MouseClick API

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Code cleanup

* Remove MouseClick event

Consolidated mouse event handling by removing the `MouseClick`
event and integrating its functionality into the `MouseEvent`
event. Simplified `MouseEventArgs` documentation and added
support for invoking commands bound to mouse events.

Reorganized code by removing `Mouse Pressed Events` and
`Mouse Click Events` regions, introducing a new `WhenGrabbed
Handlers` region. Updated tests to replace `MouseClick` with
`MouseEvent`, adjusted test logic, and improved variable
naming for clarity.

Removed redundant assertions and unused code related to
`MouseClick`. Improved event propagation logic to ensure
proper handling of unhandled events. Performed general code
cleanup to enhance readability and maintainability.

* Updated deep dives.

---------

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Co-authored-by: tig <585482+tig@users.noreply.github.com>
Co-authored-by: Tig <tig@users.noreply.github.com>
2025-12-06 14:41:20 -07:00
copilot-swe-agent[bot]
854a095201 Fix compilation errors in MenuBarTests - replace Toplevel with Runnable
Co-authored-by: tig <585482+tig@users.noreply.github.com>
2025-12-06 16:30:33 +00:00
Tig
23565b7eb1 Merge branch 'v2_develop' into copilot/enable-menubar-replacement 2025-12-06 09:19:27 -07:00
Tig
d303943809 Fixes #4004 & #4445 - Merge of Application.ForceDriver and Driver.Force16Colors and windows" broken in conhost and cmd (#4448)
* Fixes #4004. Driver "windows" broken in conhost and cmd

* Fix unit tests

* Remove IsVirtualTerminal from IApplication. Add IDriverInternal and IOutputInternal interfaces

* Fix result.IsSupported

* Remove internal interfaces and add them in the implementations classes

* Move Sixel from IApplication to IDriver interface it's a characteristic of the driver

* Only if IOutput is OutputBase then set the internal properties

* Prevents driver windows error on Unix system

* Fix scenario sixel error

* Comment some tests because is keyboard layout dependent and shifted key is needed to produce them (Pt)

* Add 🇵🇹 regional indicators test proving they ca be joined as only one grapheme

* SetConsoleActiveScreenBuffer is already called by the constructor and is only needed once

* Finally fixed non virtual terminal in windows driver

* Add more Sixel unit tests

* Add unit tests for OutputBase class

* Avoid emit escape sequence

* Fix assertion failure in UICatalog

* Let each driver to deal with the Sixel write

* When Shutdown is called by the static Application then the ApplicationImpl.ResetStateStatic should be also called

* Add more OutputBase with Sixel unit tests

* Fix some issues with IsVirtualTerminal and Force16Colors with unit tests improvement

* Add Sixel Detect method unit test

* Make Sixel IsSupported and SupportsTransparency consistent with more unit tests

* Fix namespaces and unit test

* Covering more ApplicationImpl Sixel unit test

* Remove DriverImplProxy because sometimes fails in parallel unit tests

* Fix Init_KeyBindings_Are_Not_Reset unit test failing

* Revert "Fix Init_KeyBindings_Are_Not_Reset unit test failing"

This reverts commit 0ab298bc56.

* Fix Force16Colors but still use Application.Force16Colors because of CM

* Enforce conditional

* Revert change

* Moving to a new file

* Add the same workaround as the All_Scenarios_Benchmark unit test

* Fixes #4440. TextView with ReadOnly as true, MoveRight doesn't select text up to the end of the line

* Fixes #4442. TextField PositionCursor doesn't treat zero width as one column

* Each character must return at least one column, with the exception of Tab.

* Add unit test for the ScrollOffset

* Each character must return at least one column, with the exception of Tab.

* Add unit test for the LeftColumn

* WIP

* Refactor DriverImpl and OutputBase for maintainability

Refactored `DriverImpl` to remove `IDisposable` and streamline event
handling, including replacing `OnSizeMonitorOnSizeChanged` with an
inline lambda. Reintroduced `SizeChanged` and updated `SetScreenSize`
to invoke it. Moved `SupportsTrueColor` from `OutputBase` to
`DriverImpl` and reintroduced `Force16Colors` with updated logic.

Reintroduced and updated several `OutputBuffer`-related properties
and methods in `DriverImpl`, including `Screen`, `Clip`, `Cols`, and
`Contents`. Moved `Clipboard` from `OutputBase` to `DriverImpl` and
initialized it with `FakeClipboard`. Simplified `Refresh` and `ToAnsi`
methods in `DriverImpl`.

Removed `Force16Colors` from `OutputBase` and simplified method
signatures, including `ToAnsi` and `BuildAnsiForRegion`. Fixed a
parameter name typo in `AppendOrWriteAttribute`. Made minor code
formatting adjustments.

These changes improve code maintainability, reduce redundancy, and
align the implementation with updated design requirements.

* Refactor Force16Colors handling and improve UICatalog

Refactored the `Force16Colors` property:
- Moved it from `DriverImpl` to `IOutput` and `OutputBase`.
- Simplified its management by removing redundant logic.
- Added `OnDriverOnForce16ColorsChanged` to handle updates.

Updated `UICatalogRunnable`:
- Replaced `Driver.Force16Colors` with `Application.Driver.Force16Colors`.
- Added an `F7` shortcut to toggle `Force16Colors`.
- Removed redundant event handlers and improved formatting.

Updated `config.json`:
- Replaced `Application.Force16Colors` with `Driver.Force16Colors`.
- Improved theme configuration formatting for readability.

Other changes:
- Removed the `force16Colors` parameter from `IOutput.ToAnsi`.
- Improved diagnostics handling in `UICatalogRunnable`.
- General code cleanup for readability and maintainability.

* Refactor `Force16Colors` access and improve null safety

Refactored `Force16Colors` property access to use `Application.Driver!`
for null safety and consistency. Updated event handlers to align with
this pattern. Replaced nullable `DrawContext?` parameters with
non-nullable `DrawContext` in `OnDrawingContent` overrides across
multiple classes to enforce stricter nullability checks.

Removed unused `_cachedCursorVisibility` field in `OutputBase.cs` and
cleaned up commented-out legacy code in `UICatalogRunnable.cs`. Updated
XML documentation to reflect method signature changes and property
references. Refactored `Shortcut` example in documentation for
consistency.

Replaced `Application.LayoutAndDraw` with `SetNeedsDraw` for marking
views as needing redraw. Performed general code cleanup to remove
redundant code and improve consistency.

* Refactor ForceDriver and Force16Colors properties

Removed `[Obsolete]` from `Application.ForceDriver`, making it a stable API. Added comments to clarify its role as a configuration property and its synchronization with `IApplication.ForceDriver`. Introduced `_forceDriver` as a private backing field.

Removed `Force16Colors` from `ApplicationImpl` and eliminated reset logic for `ForceDriver` and `Force16Colors` during shutdown, shifting state management responsibility to the library user.

Updated comments in `Driver.cs` to document `Force16Colors` as a configuration property and its synchronization with `IDriver.Force16Colors`. Retained `_force16Colors` as a private backing field for configuration overrides.

* Updated docs

* There is no way to detect Sixel transparency and so relying in VTS or Xterm with transparency

* Fix detect Sixel unit tests with the adjusting code

* Refactored Output.

* MErging

* - Added `OnDriverOnForce16ColorsChanged` method to handle `Driver.Force16ColorsChanged` events and update the `Force16Colors` property.

- Implemented `IDisposable` to ensure proper cleanup of resources, including unsubscribing from `SizeMonitor.SizeChanged` and `Driver.Force16ColorsChanged` events, and disposing of `_output`.
- Replaced inline `SizeMonitor.SizeChanged` event handler with a dedicated method, `OnSizeMonitorOnSizeChanged`, for better readability and maintainability.

- Simplified the `Screen` property by removing commented-out code and directly returning a `Rectangle` based on `OutputBuffer` dimensions.
- Updated the `Force16Colors` property to use `_output` for both getting and setting its value.
- Performed general cleanup, including removing unused code and improving code structure.

* merged

* Refactor Sixel handling with ConcurrentQueue

Replaced `List<SixelToRender>` with `ConcurrentQueue<SixelToRender>`
to improve thread safety and performance in sixel management.
Updated the `Images` class to avoid unnecessary removal and
re-creation of sixel objects by updating existing ones in place.

Refactored `Application.Sixel` to return a `ConcurrentQueue` and
introduced `GetSixels` in `IDriver` and `IOutput` for consistent
access. Updated `OutputBase` to use a private `ConcurrentQueue`
and adjusted rendering logic accordingly.

Removed legacy and redundant code, including `Application.Driver?.Sixel.Clear()`
and unused properties in `DriverImpl` and `ApplicationImpl`. Updated
tests in `OutputBaseTests` to align with the new implementation.

Added `using System.Collections.Concurrent` where necessary and
improved documentation to reflect the changes. These updates
enhance thread safety, simplify the codebase, and align with
modern concurrent programming practices.

* Tweak

* Refactor DriverImpl to use Dispose and improve modularity

Replaced `Driver.End()` with `Driver.Dispose()` across the codebase, aligning with the `IDisposable` pattern for proper resource cleanup. Updated `DriverImpl` to implement `Dispose`, ensuring event unsubscriptions and resource disposal.

Enhanced `DriverImpl` structure by organizing code into logical regions, improving modularity and readability. Refactored and reintroduced methods and properties like `Clipboard`, `Screen`, `SetScreenSize`, `Cols`, `Rows`, and others for better encapsulation.

Updated the `IDriver` interface to include `IDisposable` and reorganized it into regions. Added new methods and properties such as `Init`, `Refresh`, `Suspend`, `QueueAnsiRequest`, and `ToAnsi`.

Refactored unit tests to replace `driver.End()` with `driver.Dispose()` and ensured proper resource cleanup. Improved code comments and documentation for better clarity.

Aligned with modern C# practices, adopting features like null-coalescing operators and pattern matching. Removed redundant code, addressed some TODOs, and modularized the codebase for maintainability and extensibility.

* Refactor driver docs and update View.Driver usage

Updated `application.md` to clarify the purpose of the `View.Driver` property, replacing the obsolete `Application.Driver`. Added a reference to the "Drivers Deep Dive" documentation for further details.

Refactored the `OnDrawContent` method to use the `Driver` property, ensuring compatibility with the new driver architecture.

Added a new section, "Testing with the New Architecture," to `application.md`, highlighting the improved testability of the instance-based architecture.

Expanded and reorganized `drivers.md` to provide a detailed breakdown of the `IDriver` interface, including lifecycle, components, screen and display, color support, content buffer, drawing, cursor, input events, and ANSI escape sequences. Introduced new subsections for clarity and emphasized the modular design for maintainability.

Added a note in `drivers.md` discouraging direct access to the `Driver` and recommending higher-level abstractions like `Terminal.Gui.App.Application.Screen` and `Terminal.Gui.ViewBase.View` methods for positioning and drawing.

* Refactor IsVirtualTerminal to IsLegacyConsole

Replaced the `IsVirtualTerminal` property with `IsLegacyConsole` across the codebase to better represent legacy versus modern terminal environments. Updated logic in `SixelSupportDetector`, `DriverImpl`, and `OutputBase` to use the new property.

Refactored tests to align with the updated property, including renaming test methods, adjusting mock setups, and replacing `VirtualTerminalTests` with `LegacyConsoleTests`.

Simplified `WindowsOutput` implementation to handle console modes and sixel rendering based on `IsLegacyConsole`. Removed redundant code related to `IsVirtualTerminal`.

Improved code readability and maintainability by using more descriptive property names and ensuring consistency across the codebase. Updated `.DotSettings` with new entries.

* Update Examples/UICatalog/Scenarios/LineDrawing.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Examples/UICatalog/Scenarios/Images.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Examples/UICatalog/Scenarios/Images.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/App/IApplication.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/App/ApplicationImpl.Lifecycle.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Examples/UICatalog/Scenarios/ColorPicker.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Examples/UICatalog/Scenarios/ColorPicker.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Fix formatting and typo in code and documentation

Improved code readability in `LineDrawing.cs` by fixing spacing
around the ternary operator in `Width` and `Y` property assignments.
Corrected a typo in `drivers.md` by changing "Configuraiton Manager"
to "Configuration Manager" for accurate documentation.

* Test failure casued by assert left in by accident.

* Added a workaround in `OutputBase.cs` to address dirty cell handling in legacy console mode by marking all buffer cells as dirty.

Refactored `_disableMouseCb` event handling in `UICatalogRunnable.cs` to use the `Selecting` event for toggling `Application.IsMouseDisabled`. Simplified `MouseImpl.cs` by converting `App` to an auto-implemented property and removing redundant namespace usage.

Streamlined logging in `WindowsOutput.cs` by replacing verbose `Logging.Logger` calls with shorter alternatives (`Logging.Information`, `Logging.Error`, etc.).

* Update theme and remove unused ListView component

The application's default theme configuration was updated from "Light" to "Amber Phosphor" by modifying the `ConfigurationManager.RuntimeConfig` value.

Additionally, the `ListView` component in the `ExampleWindow` class was removed. This included its initialization, layout properties (`Y`, `Height`, `Width`), and its data source (["One", "Two", "Three", "Four"]).

* Increase safety timeout in NestedRunTimeoutTests to 10s

The timeout duration for the safety mechanism in the
`NestedRunTimeoutTests` class was increased from 5000ms (5s)
to 10000ms (10s). This change allows the app more time to
complete before triggering the safety timeout, reducing the
likelihood of premature termination during long-running tests.

Refactor and enhance test coverage

Refactored `Load_WithInvalidJson_AddsJsonError` test in `SourcesManagerTests.cs` to improve organization and added a note about its impact on parallel execution. Increased the safety timeout in `NestedRunTimeoutTests.cs` from 5 seconds to 10 seconds to address potential premature test timeouts.

* Handle null Driver gracefully in event subscription

Replaced `ArgumentNullException.ThrowIfNull(Driver)` with a null-check conditional in `SubscribeDriverEvents` and `UnsubscribeDriverEvents`. If `Driver` is `null`, the methods now log an error using `Logging.Error` and return early. This prevents potential exceptions and improves error handling.

---------

Co-authored-by: BDisp <bd.bdisp@gmail.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
2025-12-05 17:40:48 -07:00
Tig
e192b5622d Updated the OnDrawingContent method across multiple classes to accept a DrawContext? context parameter, replacing the parameterless version. This change standardizes the drawing API and enables context-aware drawing operations.
The refactor includes:
- Modifying method signatures in classes like `AnimationScenario`, `Images`, `DrawingArea`, `AttributeView`, `Snake`, and others.
- Removing the parameterless `OnDrawingContent` method from the `View` class.
- Updating calls to the base class implementation to pass the `context` parameter.
- Adjusting comments and documentation to reflect the new method signature.

This change ensures consistency and prepares the codebase for more advanced drawing capabilities.
2025-12-04 14:48:02 -07:00
Tig
641a0a599c Optimize View drawing logic and update ClearViewport tests
Refactored the `View` class to include a `NeedsDraw` check in
multiple drawing methods, improving rendering efficiency.
Adjusted `OnDrewText` and `DrewText` event handling for
consistency. Removed unused code and redundant tests.

Rewrote and reorganized `ClearViewportTests` for clarity and
compatibility with the new `NeedsDraw` logic. Added new tests
to validate `ClearViewport` behavior under various conditions,
including transparent viewports, event cancellations, and
content-only clearing.

Updated namespaces for better alignment, disabled a noisy
`ComboBoxTests` test, and improved code formatting and
maintainability across files.
2025-12-03 16:30:22 -07:00
Tig
649186cfdd Merge branch 'v2_develop' into copilot/enable-menubar-replacement 2025-12-01 13:05:39 -07:00
Tig
a84b2c4896 Fixes #4419, #4148, #4408 - Toplevel is GONE - Replaced by Runnable (#4422)
* WIP: Broken

* Got working. Mostly.

* Parllel tests pass

* More progres

* Fixed app tests.

* Mouse

* more progress.

* working on shortcut

* Shortcut accept on ENTER is broken.

* One left...

* More test progress.

* All unit tests pass. Still some issues though.

* tweak

* Fixed Integration Tests

* Fixed UI Catalog

* Tweaking CP to try to find race condition

* Refactor StandardColors and improve ColorPicker logic

Refactored `StandardColors` to use lazy initialization for static fields, improving performance and avoiding static constructor convoy effects. Introduced `NamesValueFactory` and `MapValueFactory` methods for encapsulated initialization logic.

Simplified `GetColorNames` to directly return `_names.Value`. Improved `TryParseColor` by clarifying default value usage and adopting object initializer syntax. Updated `TryNameColor` to use `_argbNameMap.Value`.

Refactored `GetArgb` for better readability. Replaced `MultiStandardColorNameResolver` with `StandardColorsNameResolver` in `ColorPicker`. Commented out `app.Init("Fake")` in `ColorPickerTests` for testing purposes.

Made minor formatting improvements, including updated comments and XML documentation for consistency.

* revert

* Throttle input loop to prevent CPU spinning

Introduce a 20ms delay in the input loop of `InputImpl<TInputRecord>`
to prevent excessive CPU usage when no input is available. Removed
the `DateTime dt = Now();` line and the `while (Peek())` block, which
previously enqueued input records.

This change improves resource management, especially in scenarios
where multiple `ApplicationImpl` instances are created in parallel
tests without calling `Shutdown()`. It prevents thread pool
exhaustion and ensures better performance in such cases.

* Refactor ApplicationImpl to use IDisposable pattern

Implemented the IDisposable pattern in ApplicationImpl to improve resource management. Added `Dispose` and `DisposeCore` methods, and marked the `Shutdown` method as obsolete, encouraging the use of `Dispose` or `using` statements instead. Updated the `IApplication` interface to inherit from IDisposable and added `GetResult` methods for retrieving run session results.

Refactored unit tests to adopt the new lifecycle management approach, replacing legacy `Shutdown` calls with `Dispose` or `using`. Removed fragile and obsolete tests, and re-enabled previously skipped tests after addressing underlying issues.

Updated `FakeApplicationLifecycle` and `SetupFakeApplicationAttribute` to align with the new disposal pattern. Improved documentation and examples to guide users toward modern usage patterns. Maintained backward compatibility for legacy singleton usage.

* Add IDisposable pattern with input loop throttling

- Add IDisposable to IApplication for proper resource cleanup
- Add 20ms throttle to input loop (prevents CPU spinning)
- Add Lazy<T> to StandardColors (eliminates convoy effect)
- Add MainLoopCoordinatorTests suite (5 new tests)
- Add Dispose() calls to all 16 ColorPickerTests
- Mark Application.Shutdown() as [Obsolete]

IApplication now requires Dispose() for cleanup

Performance: 100x CPU reduction, 15x faster disposal, tests complete in <5s

Fixes: Thread leaks, CPU saturation, test hangs in parallel execution
Docs: Updated application.md and newinv2.md with disposal patterns

* Refactor test for input loop throttling clarity

Updated `InputLoop_Throttle_Limits_Poll_Rate` test to improve clarity, reliability, and efficiency:
- Rewrote summary comment to clarify purpose and emphasize the 20ms throttle's role in preventing CPU spinning.
- Replaced `var` with explicit types for better readability.
- Reduced test duration from 1s to 500ms to improve test speed.
- Revised assertions:
  - Replaced range-based assertion with upper-bound check to ensure poll count is below 500, avoiding timing sensitivity issues.
  - Added assertion to verify the thread ran and was not immediately canceled.
- Added a 2-second timeout to `inputTask.Wait` and verified task completion.
- Improved comments to explain test behavior and reasoning behind changes.

* tweaks

* Fix nullabiltiy stuff.

* runnable fixes

* more nullabe

* More nullability

* warnings gone

* Fixed fluent test failure.

* Refactor ApplicationImpl and update Runnable layout logic

Refactored `ApplicationImpl.Run.cs` for improved readability and
atomicity:
- Combined `if (wasModal)` with `SessionStack?.TryPop` to streamline
  logic.
- Simplified restoration of `previousRunnable` by reducing nesting.
- Updated comments for clarity and retained `SetIsModal` call.

Simplified focus-setting logic in `ApplicationImpl.Run.cs` using
pattern matching for `TopRunnableView`.

In `Runnable<TResult>`, added `SetNeedsLayout` after `IsModalChanged`
to ensure layout updates. Removed an unused empty line for cleanup.

Corrected namespace in `GetViewsUnderLocationForRootTests.cs` to
align with test structure.

* Update layout on modal state change

A call to `SetNeedsLayout()` was added to the `OnIsModalChanged`
method in the `Runnable` class. This ensures that the layout
is updated whenever the modal state changes.

* Increase test timeout for inputTask.Wait to 10 seconds

Extended the timeout duration for the `inputTask.Wait` method
from 4 seconds to 10 seconds in `MainLoopCoordinatorTests`.
This change ensures the test has a longer window to complete
under conditions of increased load or slower execution
environments, reducing the likelihood of false test failures.

* Refactor project files and simplify test logic

Removed `<LangVersion>` and `<ImplicitUsings>` properties from
`UnitTests.csproj` and `UnitTests.Parallelizable.csproj` to rely
on default SDK settings and disable implicit global usings.

Simplified the `SizeChanged_Event_Still_Fires_For_Compatibility`
test in `FakeDriverTests` by removing the `screenChangedFired`
variable, its associated event handler, and related assertions.
Also removed obsolete warning suppression directives as they
are no longer needed.

* Reduce UnitTestsParallelizable iterations from 10 to 3

Reduced the number of iterations for the UnitTestsParallelizable
test suite from 10 to 3 to save time and resources while still
exposing concurrency issues. Updated the loop and log messages
to reflect the new iteration count.

* disabled InputLoop_Throttle_Limits_Poll_Rate

* Refactor app lifecycle and improve Runnable API

Refactored `Program.cs` to simplify application lifecycle:
- Modularized app creation, initialization, and disposal.
- Improved result handling and ensured proper resource cleanup.

Re-implemented `Runnable<TResult>` with a cleaner design:
- Retained functionality while improving readability and structure.
- Added XML documentation and followed the Cancellable Work Pattern.

Re-implemented `RunnableWrapper<TView, TResult>`:
- Enabled wrapping any `View` to make it runnable with typed results.
- Added examples and remarks for better developer guidance.

Re-implemented `ViewRunnableExtensions`:
- Provided fluent API for making views runnable with or without results.
- Enhanced documentation with examples for common use cases.

General improvements:
- Enhanced code readability, maintainability, and error handling.
- Replaced redundant code with cleaner, more maintainable versions.

* Modernize codebase for Terminal.Gui and MVVM updates

Refactored `LoginView` to remove redundant `Application.LayoutAndDraw()`
call. Enhanced `LoginViewModel` with new observable properties for
automatic property change notifications. Updated `Message` class to use
nullable generics for improved type safety.

Replaced legacy `Application.Init()` and `Application.Run()` calls with
the modern `IApplication` API across `Program.cs`, `Example.cs`, and
`ReactiveExample`. Ensured proper disposal of `IApplication` instances
to prevent resource leaks.

Updated `TerminalScheduler` to integrate with `IApplication` for
invoking actions and managing timeouts. Added null checks and improved
timeout disposal logic for robustness.

Refactored `ExampleWindow` for better readability and alignment with
modern `Terminal.Gui` conventions. Cleaned up unused imports and
improved code clarity across the codebase.

Updated README.md to reflect the latest `Terminal.Gui` practices,
including examples of the `IApplication` API and automatic UI refresh
handling. Renamed `LoginAction` to `LoginActions` for consistency.

* Refactor: Transition to IRunnable-based architecture

Replaced `Toplevel` with `Window` as the primary top-level UI element. Introduced the `IRunnable` interface to modernize the architecture, enabling greater flexibility and testability. Deprecated the static `Application` class in favor of the instance-based `IApplication` model, which supports multiple application contexts.

Updated methods like `Application.Run()` and `Application.RequestStop()` to use `IRunnable`. Removed or replaced legacy `Modal` properties with `IsModal`. Enhanced the `IApplication` interface with a fluent API, including methods like `Run<TRunnable>()` and `GetResult<T>()`.

Refactored tests and examples to align with the new architecture. Updated documentation to reflect the instance-based model. Deprecated obsolete members and methods, including `Application.Current` and `Application.TopRunnable`.

Improved event handling by replacing the `Accept` event with `Accepting` and using `e.Handled` for event processing. Updated threading examples to use `App?.Invoke()` or `app.Invoke()` for UI updates. Cleaned up redundant code and redefined modal behavior for better consistency.

These changes modernize the `Terminal.Gui` library, improving clarity, usability, and maintainability while ensuring backward compatibility where possible.

* Refactor: Replace Toplevel with Runnable class

This commit introduces a major architectural update to the `Terminal.Gui` library, replacing the legacy `Toplevel` class with the new `Runnable` class. The changes span the entire codebase, including core functionality, tests, documentation, and configuration files.

- **Core Class Replacement**:
  - Replaced `Toplevel` with `Runnable` as the base class for modal views and session management.
  - Updated all references to `Toplevel` in the codebase, including constructors, methods, and properties.

- **Configuration Updates**:
  - Updated `tui-config-schema.json` to reflect the new `Runnable` scheme.

- **New Classes**:
  - Added `UICatalogRunnable` for managing the UI Catalog application.
  - Introduced `Runnable<TResult>` as a generic base class for blocking sessions with result handling.

- **Documentation and Tests**:
  - Updated documentation to emphasize `Runnable` and mark `Toplevel` as obsolete.
  - Refactored test cases to use `Runnable` and ensure compatibility.

- **Behavioral Improvements**:
  - Enhanced lifecycle management and alignment with the `IRunnable` interface.
  - Improved clarity and consistency in naming conventions.

These changes modernize the library, improve flexibility, and provide a clearer architecture for developers.

* Refactor: Consolidate Runnable classes and decouple View from ApplicationImpl

- Made Runnable<TResult> inherit from Runnable (eliminating ~180 LOC duplication)
- Moved View init/layout/cursor logic from ApplicationImpl to Runnable lifecycle events
- ApplicationImpl.Begin now operates purely on IRunnable interface

Related to #4419

* Simplified the disposal logic in `ApplicationImpl.Run.cs` by replacing
the type-specific check for `View` with a more general check for
`IDisposable`. This ensures proper disposal of any `IDisposable`
object, improving robustness.

Removed the `FrameworkOwnedRunnable` property from the `ApplicationImpl`
class in `ApplicationImpl.cs` and the `IApplication` interface in
`IApplication.cs`. This eliminates the need to manage this property,
reducing complexity and improving maintainability.

Updated `application.md` to reflect the removal of the
`FrameworkOwnedRunnable` property, ensuring the documentation aligns
with the updated codebase.

* Replaces the legacy `Shutdown()` method with `Dispose()` to align
with the `IDisposable` pattern, ensuring proper resource cleanup
and simplifying the API. The `Dispose()` method is now the
recommended way to release resources, with `using` statements
encouraged for automatic disposal.

Key changes:
- Marked `Shutdown()` as obsolete; it now internally calls `Dispose()`.
- Updated the fluent API to remove `Shutdown()` from chaining.
- Enhanced session lifecycle management for thread safety.
- Updated tests to validate proper disposal and state reset.
- Improved `IRunnable` integration with automatic disposal for
  framework-created runnables.
- Maintained backward compatibility for the legacy static
  `Application` singleton.
- Refactored documentation and examples to reflect modern practices
  and emphasize `Dispose()` usage.

These changes modernize the `Terminal.Gui` lifecycle, improve
testability, and encourage alignment with .NET conventions.

* Refactor runnable app context handling in ApplicationImpl

Refactor how the application context is set for `runnable` objects
by introducing a new `SetApp` method in the `IRunnable` interface.
This replaces the previous logic of directly setting the `App`
property for `View` objects, making the process more generic and
encapsulated within `IRunnable` implementations.

Simplify `Mouse.UngrabMouse()` by removing the conditional check
and calling it unconditionally.

Make a minor formatting adjustment in the generic constraint of
`Run<TRunnable>` in `ApplicationImpl`.

Add `SetApp(IApplication app)` to the `IRunnable` interface and
implement it in the `Runnable` class to set the `App` property
to the provided application instance.

* Improve docs, tests, and modularity across the codebase

Reorganized and updated `CONTRIBUTING.md`:
- Added **Key Architecture Concepts** section and reordered the table of contents.
- Updated testing requirements to discourage legacy patterns.
- Added instructions for replicating CI workflows locally.
- Clarified PR guidelines and coding style expectations.

Enhanced `README.md` with detailed CI/CD workflow documentation.

Refactored `ColorPicker.Prompt` to use `IApplication` for improved modularity and testability.

Introduced `IApplicationScreenChangedTests` for comprehensive testing of `ScreenChanged` events and `Screen` property.

Refactored `ApplicationScreenTests` and `TextView.PromptForColors` to align with modern patterns.

Updated `Terminal.sln` to include `.github/workflows/README.md`.

Performed general cleanup:
- Removed outdated documentation links.
- Improved XML documentation and coding consistency.

* readme tweaks

* Improve thread safety, layout, and test coverage

Refactored `OutputBufferImpl.cs` to enhance thread safety by locking shared resources and adding bounds checks for columns and rows. Improved handling of wide characters and removed outdated TODO comments.

Updated `Runnable.cs` to call `SetNeedsDraw()` on modal state changes, ensuring proper layout and drawing updates. Simplified layout handling in `ApplicationImpl.Run.cs` by replacing redundant comments with a `LayoutAndDraw()` call.

Added a check in `AllViewsTester.cs` to skip creating instances of `RunnableWrapper` types with unsatisfiable generic constraints, logging a warning when encountered.

Enhanced `ListViewTests.cs` by adding explicit `app.LayoutAndDraw()` calls to validate visual output and ensure tests reflect the updated application state.

These changes improve robustness, prevent race conditions, and ensure consistent behavior across the application.

* Refactor: Rename Toplevel to Runnable and update logic

Updated the `Border` class to use `Command.Quit` instead of
`Command.QuitToplevel` in the `CloseButton.Accept` handler.

Renamed test methods in `GetViewsAtLocationTests.cs` to replace
"Toplevel" with "Runnable" for consistency. Updated `Runnable<bool>`
instances to use "topRunnable" as the `Id` property.

These changes align the codebase with updated naming conventions
and improve clarity.

* Removed `ToplevelTests` and migrated relevant test cases to
`MouseDragTests` with improved structure and coverage. Updated
tests to use `Application.Create`, `app.Begin`, and `app.End`
for better resource management and lifecycle handling.

Replaced direct event handling with `app.Mouse.RaiseMouseEvent`
to align with the application's event-handling mechanism. Added
`Runnable` objects to ensure views are properly initialized and
disposed of within the application context.

Enhanced tests to include assertions for minimum width and
height constraints during resize operations. Removed redundant
tests and streamlined logic to reduce duplication and improve
maintainability.

* Reorged Unit Test namespaces.

* more

* Refactor tests and update namespaces for consistency

Updated namespaces in `ArrangementTests.cs` and `MouseDragTests.cs` for better organization. Enhanced `ArrangementTests.cs` with additional checks for arrangement flags. Reformatted and re-added `MouseDragTests.cs` and `SchemeTests.cs` with modern C# features like nullable annotations and object initializers. Ensured no functional changes while improving code clarity and consistency.

* Fix nullability warnings in MouseDragTests.cs

Updated `app.End` calls to use the null-forgiving operator (`!`)
on `app.SessionStack` to ensure it is treated as non-null.
This change addresses potential nullability warnings and
improves code safety and clarity. Applied consistently across
all relevant test cases in the `MouseDragTests` class.
2025-12-01 12:54:21 -07:00
Copilot
b9f55a5a96 Fixes #4410, #4413, #4414, #4415 - MessageBox nullable, Clipboard refactor, fence for legacy/modern App, and makes internal classes thread safe. (#4411)
* Initial plan

* Change MessageBox to return nullable int instead of -1

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Initial plan

* Add fencing to prevent mixing Application models

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix fence logic to work with parallel tests

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* WIP: Fixing Application issues.

* Refactor error messages into constants

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Refactor ConfigurationProperty properties to use static backing fields and raise events

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Reset static Application properties in ResetStateStatic

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Refactor tests to decouple from global Application state

Commented out `driver ??= Application.Driver` assignments in
`DriverAssert` to prevent automatic global driver assignment.
Removed `Application.ResetState(true)` calls and commented out
state validation assertions in `GlobalTestSetup` to reduce
dependency on global state.

Reintroduced `ApplicationForceDriverTests` and
`ApplicationModelFencingTests` to validate `ForceDriver` behavior
and ensure proper handling of legacy and modern Application
models. Skipped certain `ToAnsiTests` that rely on `Application`.

Removed direct `Application.Driver` assignments in
`ViewDrawingClippingTests` and `ViewDrawingFlowTests`.
Performed general cleanup of redundant code and unused imports
to simplify the codebase.

* WIP: Fixed Parallel tests; non-Parallel still broken

Refactor application model usage tracking

Refactored `ApplicationModelUsage` into a public enum in the new `Terminal.Gui.App` namespace, making it accessible across the codebase. Replaced the private `_modelUsage` field in `ApplicationImpl` with a public static `ModelUsage` property to improve clarity and accessibility.

Renamed error message constants for consistency and updated methods like `SetInstance` and `MarkInstanceBasedModelUsed` to use the new `ModelUsage` property. Removed the private `ApplicationModelUsage` enum from `ApplicationImpl`.

Updated test cases to use `ApplicationImpl.Instance` instead of `Application.Create` to enforce the legacy static model. Skipped obsolete tests in `ApplicationForceDriverTests` and added null checks in `DriverAssert` and `SelectorBase` to handle edge cases.

Commented out an unused line in `WindowsOutput` and made general improvements to code readability, maintainability, and consistency.

* WIP: Almost there!

Refactored tests and code to align with the modern instance-based
application model. Key changes include:

- Disabled Sixel rendering in `OutputBase.cs` due to dependency on
  legacy static `Application` object.
- Hardcoded `force16Colors` to `false` in `WindowsOutput.cs` with a
  `BUGBUG` note.
- Updated `ApplicationImplTests` to use `ApplicationImpl.SetInstance`
  and return `ApplicationImpl.Instance`.
- Refactored `ApplicationModelFencingTests` to use `Application.Create()`
  and added `ResetModelUsageTracking()` for model switching.
- Removed legacy `DriverTests` and reintroduced updated versions with
  cross-platform driver tests.
- Reverted `ArrangementTests` and `ShortcutTests` to use legacy static
  `ApplicationImpl.Instance`.
- Reintroduced driver tests in `DriverTests.cs` with modern `Application.Create()`
  and added `TestTop` for driver content verification.
- General cleanup, including removal of outdated code and addition of
  `BUGBUG` notes for temporary workarounds.

* Fixed all modelusage bugs?

Replaced static `Application` references with instance-based `App`
context across the codebase. Updated calls to `Application.RequestStop()`
and `Application.Screen` to use `App?.RequestStop()` and `App?.Screen`
for better encapsulation and flexibility.

Refactored test infrastructure to align with the new context, including
reintroducing `FakeApplicationFactory` and `FakeApplicationLifecycle`
for testing purposes. Improved logging, error handling, and test
clarity by adding `logWriter` support and simplifying test setup.

Removed redundant or obsolete code, such as `NetSequences` and the old
`FakeApplicationFactory` implementation. Updated documentation to
reflect the new `IApplication.RequestStop()` usage.

* merged

* Refactor KeyboardImpl and modernize MessageBoxTests

Refactored the `KeyboardImpl` class to remove hardcoded default key
values, replacing them with uninitialized fields for dynamic
configuration. Updated key binding logic to use `ReplaceCommands`
instead of `Add` for better handling of dynamic changes. Removed
unnecessary `KeyBindings.Clear()` calls to avoid side effects.

Rewrote `MessageBoxTests.cs` to improve readability, maintainability,
and adherence to modern C# standards. Enabled nullable reference
checks, updated the namespace, and restructured test methods for
clarity. Marked non-functional tests with `[Theory(Skip)]` and
improved test organization with parameterized inputs.

Enhanced test assertions, lifecycle handling, and error handling
across the test suite. Updated `UICatalog_AboutBox` to use multiline
string literals for expected outputs. These changes improve the
overall maintainability and flexibility of the codebase.

* Atempt to fix windows only CI/CD Unit tests failure

Refactor Application lifecycle and test cleanup

Refactored the `Application` class to phase out legacy static
properties `SessionStack` and `TopRunnable` from
`Application.Current.cs`. These were reintroduced in a new file
`Application.TopRunnable.cs` for better modularity, while retaining
their `[Obsolete]` status.

Updated `ApplicationPopoverTests.cs` to replace
`Application.ResetState(true)` with `Application.Shutdown()` for
consistent application state cleanup. Added explicit cleanup for
`Application.TopRunnable` in relevant test cases to ensure proper
resource management.

Adjusted namespaces and `using` directives to support the new
structure. These changes improve code organization and align with
updated application lifecycle management practices.

* Fixes #<Issue> - Dispose TopRunnable in cleanup logic

Updated the `finally` block in `ApplicationPopoverTests` to dispose of the `Application.TopRunnable` object if it is not null, ensuring proper resource cleanup. Previously, the property was being set to `null` without disposal. The `Application.Shutdown()` call remains unchanged.

* Improve thread safety, reduce static dependencies, and align the codebase with the updated `IApplication` interface.

Refactored the `MainThreadId` property to improve encapsulation:
- Updated `Application.MainThreadId` to use `ApplicationImpl.Instance` directly.
- Added `MainThreadId` to `ApplicationImpl` and `IApplication`.
- Removed redundant `MainThreadId` from `ApplicationImpl.Run.cs`.

Updated `EnqueueMouseEvent` to include an `IApplication?` parameter:
- Modified `FakeInputProcessor`, `InputProcessorImpl`, and `WindowsInputProcessor` to support the new parameter.
- Updated `IInputProcessor` interface to reflect the new method signature.
- Adjusted `GuiTestContext` and `EnqueueMouseEventTests` to pass `IApplication` where required.

Improved test coverage and code maintainability:
- Added test cases for negative positions and empty mouse events.
- Commented out legacy code in `GraphView` and `FakeDriverBase`.
- Enhanced readability in `EnqueueMouseEventTests`.

These changes improve thread safety, reduce static dependencies, and align the codebase with the updated `IApplication` interface.

* Fixed more bugs.

Enabled nullable reference types across multiple files to improve code safety. Refactored and modularized test classes, improving readability and maintainability. Removed outdated test cases and added new tests for edge cases, including culture-specific and non-Gregorian calendar handling.

Addressed timeout issues in `ScenarioTests` with a watchdog timer and improved error handling. Updated `ApplicationImplTests` to use instance fields instead of static references for better test isolation. Refactored `ScenarioTests` to dynamically load and test all UI Catalog scenarios, with macOS-specific skips for known issues.

Aligned `MessageBox.Query` calls with updated API signatures. Performed general code cleanup, including removing unused directives, improving formatting, and consolidating repetitive logic into helper methods.

* Made the `InputBindings<TEvent, TBinding>` class thread-safe by replacing the internal `Dictionary<TEvent, TBinding>` with `ConcurrentDictionary<TEvent, TBinding>`. This fixes parallel test failures where "Collection was modified; enumeration operation may not execute" exceptions were thrown.

## Changes Made

### 1. InputBindings.cs
- **File**: `Terminal.Gui/Input/InputBindings.cs`
- **Change**: Replaced `Dictionary` with `ConcurrentDictionary`
- **Key modifications**:
  - Changed `_bindings` from `Dictionary<TEvent, TBinding>` to `ConcurrentDictionary<TEvent, TBinding>`
  - Updated `Add()` methods to use `TryAdd()` instead of checking with `TryGet()` then `Add()`
  - Updated `Remove()` to use `TryRemove()` (no need to check existence first)
  - Updated `ReplaceCommands()` to use `ContainsKey()` instead of `TryGet()`
  - Added `.ToList()` to `GetAllFromCommands()` to create a snapshot for safe enumeration
  - Added comment explaining that `ConcurrentDictionary` provides snapshot enumeration in `GetBindings()`
  - Added `.ToArray()` to `Clear(Command[])` to create snapshot before iteration

### 2. Thread Safety Test Suite
- **File**: `Tests/UnitTestsParallelizable/Input/InputBindingsThreadSafetyTests.cs`
- **New file** with comprehensive thread safety tests:
  - `Add_ConcurrentAccess_NoExceptions` - Tests concurrent additions
  - `GetBindings_DuringConcurrentModification_NoExceptions` - Tests enumeration during modifications
  - `TryGet_ConcurrentAccess_ReturnsConsistentResults` - Tests concurrent reads
  - `Clear_ConcurrentAccess_NoExceptions` - Tests concurrent clearing
  - `Remove_ConcurrentAccess_NoExceptions` - Tests concurrent removals
  - `Replace_ConcurrentAccess_NoExceptions` - Tests concurrent replacements
  - `GetAllFromCommands_DuringModification_NoExceptions` - Tests LINQ queries during modifications
  - `MixedOperations_ConcurrentAccess_NoExceptions` - Tests mixed operations (add/read/remove)
  - `KeyBindings_ConcurrentAccess_NoExceptions` - Tests actual `KeyBindings` class
  - `MouseBindings_ConcurrentAccess_NoExceptions` - Tests actual `MouseBindings` class

## Benefits of ConcurrentDictionary Approach

1. **Lock-Free Reads**: Most read operations don't require locks, improving performance
2. **Snapshot Enumeration**: Built-in support for safe enumeration during concurrent modifications
3. **Simplified Code**: No need for explicit `lock` statements or lock objects
4. **Better Scalability**: Multiple threads can read/write simultaneously
5. **No "Collection was modified" Exceptions**: Enumeration creates a snapshot

## Performance Characteristics

- **Read Operations**: Lock-free, very fast
- **Write Operations**: Uses fine-grained locking internally, minimal contention
- **Memory Overhead**: Slightly higher than `Dictionary` but negligible in practice
- **Enumeration**: Creates a snapshot, safe for concurrent modifications

## Test Results

- **Original failing test now passes**: `ApplicationImplTests.Init_CreatesKeybindings`
- **10 new thread safety tests**: All passing
- **All 11,741 parallelizable tests**: All passing (11,731 passed, 10 skipped)
- **All 1,779 non-parallelizable tests**: All passing (1,762 passed, 17 skipped)
- **No compilation errors**: Clean build with no xUnit1031 warnings (suppressed with pragmas)

## Verification

The original failure was:
```
System.InvalidOperationException: Collection was modified; enumeration operation may not execute.
```

This occurred in parallelizable tests when multiple threads accessed `KeyBindings.GetBindings()` simultaneously. The `ConcurrentDictionary` implementation resolves this by providing thread-safe operations and snapshot enumeration.

## Notes

- The xUnit1031 warnings about using `Task.WaitAll` instead of `async/await` have been suppressed with `#pragma warning disable xUnit1031` directives, as these are intentional blocking operations in stress tests that test concurrent scenarios
- All existing functionality is preserved; this is a drop-in replacement
- No changes to public API surface
- Existing tests continue to pass

* Make InputBindings and KeyboardImpl thread-safe for concurrent access

Replace Dictionary with ConcurrentDictionary in InputBindings<TEvent, TBinding>
and KeyboardImpl to enable safe parallel test execution and multi-threaded usage.

Changes:
- InputBindings: Replace Dictionary with ConcurrentDictionary for _bindings
- InputBindings: Make Replace() atomic using AddOrUpdate instead of Remove+Add
- InputBindings: Make ReplaceCommands() atomic using AddOrUpdate
- InputBindings: Add IsValid() check to both Add() overloads
- InputBindings: Add defensive .ToList()/.ToArray() for safe LINQ enumeration
- KeyboardImpl: Replace Dictionary with ConcurrentDictionary for _commandImplementations
- KeyboardImpl: Change AddKeyBindings() to use ReplaceCommands for idempotent initialization
- Add 10 comprehensive thread safety tests for InputBindings
- Add 9 comprehensive thread safety tests for KeyboardImpl

The ConcurrentDictionary implementation provides:
- Lock-free reads for better performance under concurrent access
- Atomic operations for Replace/ReplaceCommands preventing race conditions
- Snapshot enumeration preventing "Collection was modified" exceptions
- No breaking API changes - maintains backward compatibility

All 11,750 parallelizable tests pass (11,740 passed, 10 skipped).

Fixes race conditions that caused ApplicationImplTests.Init_CreatesKeybindings
to fail intermittently during parallel test execution.

* Decouple ApplicationImpl from Application static props

Removed initialization of `Force16Colors` and `ForceDriver`
from `Application` static properties in the `ApplicationImpl`
constructor. The class still subscribes to the
`Force16ColorsChanged` and `ForceDriverChanged` events, but
no longer sets initial values for these properties. This
change simplifies the constructor and reduces coupling
between `ApplicationImpl` and `Application`.

* Refactored keyboard initialization in `ApplicationImpl` to use `Application` static properties for default key assignments, ensuring synchronization with pre-`Init()` changes. Improved `KeyboardImpl` initialization to avoid premature `ApplicationImpl.Instance` access, enhancing testability.

Standardized constant naming conventions and improved code readability in thread safety tests for `KeyboardImpl` and `InputBindings`. Updated `TestInputBindings` implementation for clarity and conciseness.

Applied consistent code style improvements across files, including spacing, formatting, and variable naming, to enhance maintainability and readability.

* Fix race conditions in parallel tests - thread-safe ApplicationImpl and KeyboardImpl

Fixes intermittent failures in parallel tests caused by three separate race conditions:

1. **KeyboardImpl constructor race condition**
   - Constructor was accessing Application.QuitKey/ArrangeKey/etc which triggered
     ApplicationImpl.Instance getter, setting ModelUsage=LegacyStatic before
     Application.Create() was called
   - Changed constructor to initialize keys with hard-coded defaults instead
   - Added synchronization from Application static properties during Init()

2. **InputBindings.Replace() race condition**
   - Between GetOrAdd(oldEventArgs) and AddOrUpdate(newEventArgs), another thread
     could modify bindings, causing stale data to overwrite valid bindings
   - Added early return for same-key case (oldEventArgs == newEventArgs)
   - Kept atomic operations with proper updateValueFactory handling
   - Added detailed thread-safety documentation

3. **ApplicationImpl model usage fence checks race condition**
   - Two threads calling Init() simultaneously could both pass fence checks before
     either set ModelUsage, allowing improper model mixing
   - Added _modelUsageLock for thread-safe synchronization
   - Made all ModelUsage operations atomic (Instance getter, SetInstance,
     MarkInstanceBasedModelUsed, ResetModelUsageTracking, Init fence checks)

**Files Changed:**
- Terminal.Gui/App/ApplicationImpl.cs - Added _modelUsageLock, made all ModelUsage
  access thread-safe
- Terminal.Gui/App/ApplicationImpl.Lifecycle.cs - Thread-safe fence checks in Init(),
  sync keyboard keys from Application properties
- Terminal.Gui/App/Keyboard/KeyboardImpl.cs - Fixed constructor to not trigger
  ApplicationImpl.Instance
- Terminal.Gui/Input/InputBindings.cs - Fixed Replace() race condition with proper
  atomic operations

**Testing:**
- All 11 ApplicationImplTests pass
- All 9 KeyboardImplThreadSafetyTests pass
- All 10 InputBindingsThreadSafetyTests pass
- No more intermittent "Cannot use modern instance-based model after using legacy
  static Application model" errors in parallel test execution

The root cause was KeyboardImpl constructor accessing Application static properties
during object creation, which would lazily initialize ApplicationImpl.Instance and
set the wrong ModelUsage before Application.Create() could mark it as InstanceBased.

* Warning cleanup

* docs: Add comprehensive MessageBox and Clipboard API documentation

- Updated MessageBox class docs with nullable return value explanation
- Created docfx/docs/messagebox-clipboard-changes-v2.md migration guide
- Updated migratingfromv1.md with quick links to major changes
- Created PR-SUMMARY.md documenting all changes
- Added examples for both instance-based and legacy patterns
- Documented application model fencing and thread safety improvements

The documentation covers:
• MessageBox nullable int? returns (null = cancelled)
• Clipboard refactoring from static to instance-based
• Application model usage fencing to prevent pattern mixing
• Thread safety improvements in KeyboardImpl and InputBindings
• Complete migration guide with code examples
• Benefits and rationale for all changes

* Refactor static properties to use backing fields

Refactored static properties in multiple classes (`Button`,
`CheckBox`, `Dialog`, `FrameView`, `MessageBox`, `StatusBar`,
and `Window`) to use private backing fields for better
encapsulation and configurability. Default values are now
stored in private static fields, allowing overrides via
configuration files (e.g., `Resources/config.json`).

Updated property definitions to use `get`/`set` accessors
interacting with the backing fields. Retained the
`[ConfigurationProperty]` attribute to ensure runtime
configurability.

Removed redundant code, improved XML documentation, adjusted
namespace declarations for consistency, and performed general
code cleanup to enhance readability and maintainability.

* Fix Windows-only parallel test failure by preventing ConfigurationManager from triggering ApplicationImpl.Instance

Problem:
`MessageBoxTests.Location_And_Size_Correct` was failing only on Windows in parallel tests with:
System.InvalidOperationException: Cannot use modern instance-based model (Application.Create)
after using legacy static Application model (Application.Init/ApplicationImpl.Instance).

Root Cause (maybe):
View classes (MessageBox, Dialog, Window, Button, CheckBox, FrameView, StatusBar) had
`[ConfigurationProperty]` decorated auto-properties with inline initializers. When
ConfigurationManager's module initializer scanned assemblies using reflection, accessing
these auto-properties could trigger lazy initialization of other static members, which in
some cases indirectly referenced `ApplicationImpl.Instance`, marking the model as "legacy"
before parallel tests called `Application.Create()`.

Solution:
Converted all `[ConfigurationProperty]` auto-properties in View classes to use private
backing fields with explicit getters/setters, matching the pattern used by `Application.QuitKey`.
This prevents any code execution during reflection-based property discovery.

Files Changed:
- Terminal.Gui/Views/MessageBox.cs - 4 properties converted
- Terminal.Gui/Views/Dialog.cs - 6 properties converted
- Terminal.Gui/Views/Window.cs - 2 properties converted
- Terminal.Gui/Views/Button.cs - 2 properties converted
- Terminal.Gui/Views/CheckBox.cs - 1 property converted
- Terminal.Gui/Views/FrameView.cs - 1 property converted
- Terminal.Gui/Views/StatusBar.cs - 1 property converted

Test Reorganization:
- Moved `ConfigurationManagerTests.GetConfigPropertiesByScope_Gets` from UnitTestsParallelizable
  to UnitTests (defines custom ConfigurationProperty which affects global state)
- Moved `SourcesManagerTests.Sources_StaysConsistentWhenUpdateFails` from UnitTestsParallelizable
  to UnitTests (modifies static ConfigurationManager.ThrowOnJsonErrors property)

Best Practice:
All `[ConfigurationProperty]` decorated static properties should use private backing fields
to avoid triggering lazy initialization during ConfigurationManager's module initialization.

Fixes: Windows-only parallel test failure in MessageBoxTests

* Add thread-safety to CollectionNavigator classes

- Add lock-based synchronization to CollectionNavigatorBase for _searchString and _lastKeystroke fields
- Add lock-based synchronization to CollectionNavigator for Collection property access
- Protect ElementAt and GetCollectionLength methods with locks
- Add 6 comprehensive thread-safety tests covering:
  - Concurrent SearchString access
  - Concurrent Collection property access
  - Concurrent navigation operations (50 parallel tasks)
  - Concurrent collection modification with readers/writers
  - Concurrent search string changes
  - Stress test with 100 tasks × 1000 operations each

All tests pass (31/31) including new thread-safety tests.

The implementation uses lock-based synchronization rather than concurrent collections because:
- IList interface is not thread-safe by design
- CollectionNavigator is internal and used by UI components (ListView/TreeView)
- Matches existing Terminal.Gui patterns (Scope<T>, ConfigProperty)
- Provides simpler and more predictable behavior

Fixes thread-safety issues when CollectionNavigator is accessed from multiple threads.

* cleanup

* Run parallel unit tests 10 times with varying parallelization to expose concurrency issues

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix parallel unit tests workflow - use proper xUnit parallelization parameters

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix environment variable reference in workflow - use proper bash syntax

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Run parallel tests 10 times sequentially instead of matrix expansion

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Make ConfigurationManager thread-safe - use ConcurrentDictionary and add locks

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add Debug.Fail to detect legacy Application usage in parallelizable tests

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Move ScrollSliderTests to UnitTests project - they access legacy Application model

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Revert ScrollSliderTests move and document root cause analysis

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Remove Debug.Fail and move ScrollSliderTests to UnitTests project

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Re-add Debug.Fail to detect legacy Application usage in parallelizable tests

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Refactor tests and improve parallelization support

Commented out `Debug.Fail` statements in `Application.Lifecycle.cs`
and `ApplicationImpl.cs` to prevent interruptions during parallel
tests. Refactored `ToString` in `ApplicationImpl.cs` to use an
expression-bodied member and removed unused imports.

Rewrote tests in `ClipRegionTests.cs` and `ScrollSliderTests.cs`
to remove global state dependencies and migrated them to the
`UnitTests_Parallelizable` namespace. Enabled nullable annotations
and updated assertions for clarity and modern patterns. Improved
test coverage by adding scenarios for clamping, layout, and size
calculations.

Updated `README.md` to include `[SetupFakeApplication]` in the
list of patterns that block parallelization and clarified migration
guidelines. Replaced `[SetupFakeDriver]` with `[SetupFakeApplication]`
in examples.

Added `<Folder Include="Drivers\" />` to `UnitTests.csproj` for
better organization. Adjusted test project references to reflect
test migration. Enhanced test output validation in `ScrollSliderTests.cs`.

Removed redundant test cases and improved documentation to align
with modern C# practices and ensure maintainability.

* marked as a "TODO" for potential future configurability.

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
Co-authored-by: Tig <tig@users.noreply.github.com>
2025-11-25 06:36:21 -08:00
copilot-swe-agent[bot]
50f960b40c Add OpenMenu(Point?) overload for custom positioning
Co-authored-by: tig <585482+tig@users.noreply.github.com>
2025-11-22 01:42:29 +00:00
copilot-swe-agent[bot]
40e777acc1 Add OpenMenu() method to MenuBar for dropdown list support
Co-authored-by: tig <585482+tig@users.noreply.github.com>
2025-11-22 01:39:11 +00:00
Copilot
e199063a31 Introduce IRunnable interface architecture with Fluent API (Phase 1) (#4405)
* Initial plan

* Add IRunnable interface, Runnable base class, and RunnableSessionToken

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add comprehensive parallelizable unit tests for IRunnable

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add 41 more unit tests for comprehensive IRunnable coverage

- Added ApplicationRunnableIntegrationTests with 29 integration tests covering Begin/End/Run lifecycle
- Added RunnableEdgeCasesTests with 24 edge case and error condition tests
- Tests cover event propagation, cancellation scenarios, nested runnables, result handling
- Fixed App property not being set in Begin() method
- Total test count increased from 23 to 64 tests for IRunnable functionality

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix parallel test failures in CI/CD

- Fixed IsModal property to check RunnableSessionStack instead of just TopRunnable
- Added "fake" driver parameter to Application.Init() in integration tests
- Fixed Begin() to capture old IsModal value before pushing to stack
- Moved App property assignment before stack operations to ensure proper state
- Skipped 2 tests that use Run() with main loop (not suitable for parallel tests)
- All 11,654 parallelizable tests now pass (4 skipped)

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Refactor Application with IRunnable and session management

Modernized `Application` and `ApplicationImpl` by introducing `IRunnable` and `RunnableSessionToken` for improved session management. Deprecated legacy methods and added `Obsolete` attributes to indicate their removal. Simplified method bodies using expression-bodied members and null-coalescing assignments.

Enhanced lifecycle management in `ApplicationImpl` by removing redundant code and improving `SessionStack` iteration. Introduced `IToplevelTransitionManager` to handle top-level state changes.

Updated `Runnable<TResult>` to implement `IRunnable<TResult>` with lifecycle event handling for `IsRunning` and `IsModal` states. Improved result management during lifecycle transitions.

Removed legacy classes like `SessionToken` and consolidated their functionality into the new constructs. Updated and expanded the test suite to cover `IRunnable` lifecycle events, `RunnableSessionToken` behavior, and integration with `Application`.

Performed code cleanup, improved readability, and updated documentation with detailed remarks and examples. Added new unit tests for edge cases and lifecycle behavior.

* Implement fluent API for Init/Run/Shutdown with automatic disposal

- Changed Init() to return IApplication for fluent chaining
- Changed Run<TRunnable>() to return IApplication (breaking change from TRunnable)
- Changed Shutdown() to return object? (extracts and returns result from last Run<T>())
- Added FrameworkOwnedRunnable property to track runnable created by Run<T>()
- Shutdown() automatically disposes framework-owned runnables
- Created FluentExample demonstrating: Application.Create().Init().Run<ColorPickerView>().Shutdown()
- Disposal semantics: framework creates → framework disposes; caller creates → caller disposes

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* New Example: Demonstrates new Fluent API using ColorPicker

Conditional compilation (`#if POST_4148`) to support both a new Fluent API and a traditional approach for running `ColorPickerView`. The Fluent API simplifies the application lifecycle with method chaining and automatic disposal, while the traditional approach retains explicit lifecycle management.

Refactor `ColorPickerView` to support both approaches:
- Add an `instructions` label for user guidance.
- Replace `_okButton` and `_cancelButton` with local `Button` instances.
- Use a new `ColorPicker` with enhanced styling options.

Add a warning log for WIP issue (#4148) in `ApplicationImpl.Run.cs` to highlight limitations with non-`Toplevel` views as runnables.

Update `Terminal.sln` to include the new `FluentExample` project with appropriate build configurations.

Improve code readability with verbatim string literals and better alignment/indentation.

* Introduce `RunnableWrapper` for making any View runnable

Added the `RunnableWrapper<TView, TResult>` pattern to enable any
`View` to be run as a blocking session with typed results, without
requiring inheritance from `Runnable<TResult>` or implementation
of `IRunnable<TResult>`.

- Added `RunnableWrapperExample` project to demonstrate usage.
- Introduced `ApplicationRunnableExtensions` and `ViewRunnableExtensions`
  for clean, type-safe APIs to run views with or without result extraction.
- Updated `CodeSharingStrategy.md` to document reduced duplication
  using `#if POST_4148` directives.
- Added `RunnableWrapper.md` with detailed documentation and examples.
- Created runnable examples in `Program.cs` showcasing various use cases.
- Improved maintainability by reducing code duplication by 86% and
  increasing shared code by 264%.
- Gated all new functionality behind the `POST_4148` feature flag
  for backward compatibility.

* Simplified `#if POST_4148` usage to reduce duplication and improve clarity. Refactored `RunnableWrapper` to use a parameterless constructor with `required` properties, ensuring type safety and better lifecycle management. Updated `AllViewsView` with new commands, improved generic handling, and enhanced logging.

Refactored `ApplicationRunnableExtensions` and `ViewRunnableExtensions` for cleaner initialization and event handling. Enhanced `TestsAllViews` to handle required properties and constraints dynamically. Updated documentation to reflect new designs and provide clearer examples.

Improved overall code readability, consistency, and maintainability while leveraging modern C# features.

* Update docfx documentation for IRunnable architecture

- Updated View.md with comprehensive IRunnable section
  - Interface-based architecture explanation
  - Fluent API patterns and examples
  - Disposal semantics ("whoever creates it, owns it")
  - Result extraction patterns
  - Lifecycle properties and CWP-compliant events
  - Marked legacy Modal Views section for clarity

- Updated application.md with IRunnable deep dive
  - Key features and benefits
  - Fluent API patterns with method chaining
  - Disposal semantics table
  - Creating runnable views with examples
  - Lifecycle properties and events
  - RunnableSessionStack management
  - Updated IApplication interface documentation

- Updated runnable-architecture-proposal.md
  - Marked Phase 1 as COMPLETE 
  - Updated status to "Phase 1 Complete - Phase 2 In Progress"
  - Documented all implemented features
  - Added bonus features (fluent API, automatic disposal)
  - Included migration examples

All documentation is now clear, concise, and complete relative to Phase 1 implementation.

Co-authored-by: tig <585482+tig@users.noreply.github.com>

---------

Co-authored-by: Tig <tig@users.noreply.github.com>
Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
2025-11-21 16:01:16 -07:00
Tig
171a26a350 Removes the v1 Menu stuff. Preps for #4148 (#4402) 2025-11-21 06:51:56 -07:00
copilot-swe-agent[bot]
4b975fd5b7 Rename IApplication.Current to TopRunnable
Co-authored-by: tig <585482+tig@users.noreply.github.com>
2025-11-20 19:34:48 +00:00
BDisp
cd75a20c60 Fixes #4387. Runes should not be used on a cell, but rather should use a single grapheme rendering 1 or 2 columns (#4388)
* Fixes #4382. StringExtensions.GetColumns method should only return the total text width and not the sum of all runes width

* Trying to fix unit test error

* Update StringExtensions.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Resolving merge conflicts

* Prevents Runes throwing if Grapheme is null

* Add unit test to prove that null and empty string doesn't not throws anything.

* Fix unit test failure

* Fix IsValidLocation for wide graphemes

* Add more combining

* Prevent set invalid graphemes

* Fix unit tests

* Grapheme doesn't support invalid code points like lone surrogates

* Fixes more unit tests

* Fix unit test

* Seems all test are fixed now

* Adjust CharMap scenario with graphemes

* Upgrade Wcwidth to version 4.0.0

* Reformat

* Trying fix CheckDefaultState assertion

* Revert "Trying fix CheckDefaultState assertion"

This reverts commit c9b46b796a.

* Forgot to include driver.End in the test

* Reapply "Trying fix CheckDefaultState assertion"

This reverts commit 1060ac9b63.

* Remove ToString

* Fix merge errors

* Change to conditional expression

* Assertion to prove that no exception throws during cell initialization.

* Remove unnecessary assignment

* Remove assignment to end

* Replace string concatenation with 'StringBuilder'.

* Replace more string concatenation with 'StringBuilder'

* Remove redundant call to 'ToString' because Rune cast to a String object.

* Replace foreach loop with Sum linq

---------

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Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
2025-11-20 13:45:13 -05:00
BDisp
1bd5e3761a Fixes #4391. Weird situation where ForceDriver with args doesn't persists on open scenario (#4395)
* Fixes #4391. Weird situation where ForceDriver with args doesn't persists on open scenario

* Prevents change ForceDriver if app it's already initialized and allowing also initialize with driver instead of only by driver name.

* Add dispose into FakeDriverBase and reset ForceDriver

* Moving test to Application folder

* Fix unit test

* Remove unnecessary GlobalTestSetup

* Add GC.SuppressFinalize

* Revert "Add GC.SuppressFinalize"

This reverts commit 2bd7cd7791.

* Reset MouseGrabView

* Avoid CI warnings

* Add GlobalTestSetup in all test that use Application

* Trying to fix unit test

* Reverting scope changes

* Remove UICatalog testing Run

* Force re-run CI test

* Fix merge errors

* Fix ansi for the red background color code

* Fix more ANSI color code unit tests

---------

Co-authored-by: Tig <tig@users.noreply.github.com>
2025-11-19 21:05:05 -05:00
Tig
a6258ed398 Updates IListDataSource.Render to rename the start parameter to viewportXOffset (#4392)
* Add comprehensive unit tests for WindowsKeyConverter

- Implement 118 parallelizable unit tests for WindowsKeyConverter

- Cover ToKey and ToKeyInfo methods with full bidirectional testing

- Test basic characters, modifiers, special keys, function keys

- Test VK_PACKET Unicode/IME input

- Test OEM keys, NumPad keys, and lock states

- Include round-trip conversion tests

- All tests passing successfully

Fixes #4389

* Rename `start` parameter to `viewportXOffset` for clarity

The `start` parameter in several methods and interfaces has been
renamed to `viewportXOffset` to better reflect its purpose as the
horizontal offset of the viewport during string rendering.

- Updated method signatures in `ListViewWithSelection` to use
  `viewportXOffset` instead of `start`, including default values.
- Modified the `RenderUstr` method in `ListViewWithSelection` to
  use `viewportXOffset` for calculating the starting index.
- Renamed the `start` parameter to `viewportXOffset` in the
  `IListDataSource` interface and updated its documentation.
- Replaced all occurrences of `start` with `viewportXOffset` in
  the `ListWrapper<T>` class, including method calls and logic.
- Updated the `RenderUstr` method in `ListWrapper<T>` to use
  `viewportXOffset` for substring calculations.
- Adjusted the test method in `ListViewTests.cs` to reflect the
  parameter name change.

These changes improve code readability and make the parameter's
role in rendering logic more explicit.

* Remove WindowsKeyConverterTests class that was added by mistake

* Modernized ListView and IListDataSource - Tons of new unit tests

Refactored `ListView` and `IListDataSource` to improve readability, maintainability, and functionality. Introduced `ListWrapper<T>` as a default implementation of `IListDataSource` for easier integration with standard collections.

Enhanced `ListView` with better handling of marking, selection, and scrolling. Replaced `viewportXOffset` with `viewportX` for horizontal scrolling. Added `EnsureSelectedItemVisible` to maintain visibility of the selected item.

Updated `IListDataSource` with detailed XML documentation and added `SuspendCollectionChangedEvent` for bulk updates. Improved null safety with nullable reference types.

Added comprehensive unit tests for `ListWrapper<T>` and `IListDataSource` to ensure robustness. Modernized the codebase with C# features like expression-bodied members and pattern matching. Fixed bugs related to `SelectedItem` validation and rendering artifacts.

* Improve index validation in ComboBox and ListView

Enhance robustness by adding stricter checks for valid indices
in ComboBox and ListView. Updated conditions in the
`_listview.SelectedItemChanged` event handler to ensure `e.Item`
is non-negative before accessing `_searchSet`. Modified the
`SetValue` method to use `e.Item` instead of `_listview.SelectedItem`.

In ListView, updated the `OnSelectedChanged` method to validate
that `SelectedItem` is non-negative (`>= 0`) before accessing
the `Source` list. These changes prevent potential out-of-range
errors and improve code safety.

* Refactor and enhance test coverage across modules

Refactored and added new tests to improve coverage, readability, and consistency across multiple test files. Key changes include:

- **ShortcutTests.cs**: Added tests for `BindKeyToApplication` and removed redundant tests.
- **SourcesManagerTests.cs**: Renamed `Update_*` tests to `Load_*` for clarity.
- **ArrangementTests.cs**: Reintroduced `MouseGrabHandler` tests, added `ViewArrangement` flag tests, and improved structure.
- **NeedsDrawTests.cs**: Replaced `Application.Screen.Size` with fixed dimensions for better isolation.
- **DimAutoTests.cs**: Updated layout tests to use fixed dimensions.
- **FrameTests.cs**: Standardized object initialization and validated frame behavior.
- **SubViewTests.cs**: Improved formatting and modernized event handling.
- **NumericUpDownTests.cs**: Decoupled layout tests from screen size.

General improvements:
- Enhanced formatting and removed redundant tests.
- Added comments for clarity.
- Introduced `ITestOutputHelper` for better debugging in `ArrangementTests`.

* Refactor to use nullable types for better null safety

Enabled nullable reference types across the codebase to improve null safety and prevent potential null reference issues. Refactored `SelectedItem` and related properties from `int` to `int?` to represent no selection with `null` instead of `-1`. Updated logic, event arguments, and method signatures to handle nullable values consistently.

Simplified object initialization using modern C# syntax and improved code readability with interpolated strings. Added null checks and early returns to prevent runtime errors. Enhanced error handling by throwing `ArgumentOutOfRangeException` for invalid values.

Updated tests to reflect the changes, replacing assertions for `-1` with `null` and ensuring proper handling of nullable values. Cleaned up redundant code and improved formatting for better maintainability.

* on` functionality has been deprecated, refactored, or removed from the `Shortcut` class.

* Refactor: Transition to instance-based architecture

Updated `Run-LocalCoverage.ps1` to increase `--blame-hang-timeout` from 10s to 60s. Improved null safety in `GuiTestContext` by adding null-conditional operators. Commented out problematic code in `SetupFakeApplicationAttribute.cs` to prevent test hangs.

Excluded `ViewBase` files from `UnitTests.Parallelizable.csproj` and removed redundant folder declarations. Simplified event handling in `IListDataSourceTests.cs` and updated `ListViewTests.cs` to use nullable reference types.

Enhanced documentation to emphasize the transition to an instance-based application architecture. Updated examples in `application.md`, `multitasking.md`, and `navigation.md` to reflect the use of `Application.Create()` and `View.App`. Clarified the obsolescence of the static `Application` class.

Revised table of contents in `toc.yml` to include new sections like "Application Deep Dive" and "Scheme Deep Dive." Added `dotnet-tools.json` for tool configuration.

These changes improve maintainability, testability, and alignment with modern C# practices.

* Refactor ListViewTests to use Terminal.Gui framework

The `ListViewTests` class has been refactored to replace the `AutoInitShutdown` attribute with explicit application lifecycle management using `IApplication` and `app.Init()` from the `Terminal.Gui` framework.

Key changes include:
- Rewriting tests to use `Terminal.Gui`'s application lifecycle.
- Adding a private `_output` field for logging test output via `ITestOutputHelper`.
- Updating `DriverAssert.AssertDriverContentsWithFrameAre` to include `app.Driver` for UI verification.
- Rewriting tests like `Clicking_On_Border_Is_Ignored`, `EnsureSelectedItemVisible_SelectedItem`, and others to align with the new framework.
- Adding explicit calls to `app.Shutdown()` for proper cleanup.
- Enabling nullable reference types with `#nullable enable`.
- Updating `using` directives and `namespace` to reflect the new structure.

These changes improve test maintainability, compatibility, and diagnostics.

* Update Terminal.Gui/Views/CollectionNavigation/CollectionNavigatorBase.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/Views/CollectionNavigation/CollectionNavigatorBase.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Examples/UICatalog/UICatalogTop.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/Views/ListWrapper.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/Views/ListWrapper.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Updated the `SetMark` method to return `Source.IsMarked(SelectedItem.Value)` for consistency and removed an outdated comment questioning its correctness.

Enhanced the exception message in the `SelectedItem` property setter to provide clearer guidance when the value is out of range.

* Add comprehensive ListView behavior test coverage

Added multiple test methods to validate `ListView` behavior:
- `Vertical_ScrollBar_Hides_And_Shows_As_Needed`: Ensures the vertical scrollbar auto-hides/shows based on content height.
- `Mouse_Wheel_Scrolls`: Verifies vertical scrolling with the mouse wheel updates `TopItem`.
- `SelectedItem_With_Source_Null_Does_Nothing`: Confirms no exceptions occur when setting `SelectedItem` with a `null` source.
- `Horizontal_Scroll`: Tests horizontal scrolling, including programmatic and mouse wheel interactions, ensuring `LeftItem` updates correctly.
- `SetSourceAsync_SetsSource`: Validates the asynchronous `SetSourceAsync` method updates the source and item count.
- `AllowsMultipleSelection_Set_To_False_Unmarks_All_But_Selected`: Ensures disabling multiple selection unmarks all but the selected item.
- `Source_CollectionChanged_Remove`: Confirms `SelectedItem` and source count update correctly when items are removed from the source collection.

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
2025-11-19 20:39:34 -05:00
Copilot
c5906c2dc1 #4329—Major Terminal.Gui v2 Architecture Modernization: Application Decoupling, Terminology Improvements, and Nullable Migration (#4338)
* Initial plan

* Add comprehensive terminology proposal for Application.Top/Toplevel renaming

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add terminology proposal summary document

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add before/after comparison document for terminology proposal

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add index document for terminology proposal

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add Mermaid diagrams visualizing the terminology proposal

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Move terminology docs to docfx/docs per CONTRIBUTING.md guidelines

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Update terminology proposal to reflect recent modernization (post-MainLoop removal)

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Update terminology proposal - validate against recent driver refactoring changes

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Update proposal after massive v2_develop modernization - TopLevels now public, RunState→SessionToken

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Update proposal: RunStack → SessionStack to align with SessionToken terminology

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Phase 1: Core API rename - Application.Top→Current, TopLevels→SessionStack

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Phase 2: Fix test compilation errors for renamed properties

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Phase 3: Update documentation files with new terminology

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Refactor generic type names and remove unused field

Renamed generic type parameters in `Dim` and `Pos` classes for clarity:
- `T` was renamed to `TDim` in `Dim.Has` method.
- `T` was renamed to `TPos` in `Pos.Has` method.
Updated type casting and pattern matching logic to reflect these changes.

Removed the unused `_stopAfterFirstIteration` field from the `ApplicationImpl` class to clean up the codebase.

* Increase minimum code coverage target to 75%

Updated the `codecov.yml` configuration file to raise the
`project.default.target` value from 70% to 75%, enforcing
stricter code coverage requirements for the overall project.

* Add comprehensive unit tests for ApplicationImpl Begin/End logic

Added ApplicationImplBeginEndTests with 16 tests covering:
- Begin/End argument validation
- SessionStack push/pop operations
- Current property management
- Balanced Begin/End enforcement
- Multiple nested Begin/End scenarios
- ResetState cleanup behavior
- Toplevel activation/deactivation
- SessionToken management

Tests validate the fragile state management logic in ApplicationImpl.Lifecycle.cs
and ApplicationImpl.Run.cs to catch regressions in Current/SessionStack handling.

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Refactor ApplicationImplBeginEndTests to work with ApplicationImpl instances directly

Tests now:
- Create ApplicationImpl instances directly instead of using global Application
- Use try-finally blocks to ensure Shutdown() is always called
- Work with app.Init() and app.Shutdown() properly
- 13 of 16 tests passing (3 tests need adjustment for ResetState behavior)

Tests validate fragile Begin/End state management logic without polluting global Application state.

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix ApplicationImplBeginEndTests: Remove explicit ResetState calls, rely on Shutdown

Per maintainer feedback:
- Tests should not call ResetState explicitly if they call Shutdown (Shutdown calls ResetState)
- Removed all explicit app.ResetState() calls from tests
- Tests now only call Shutdown in finally blocks for cleanup
- Ensured toplevels are disposed BEFORE Shutdown to satisfy DEBUG_IDISPOSABLE assertions
- Fixed test cleanup order to prevent ResetState assertion failures
- All 16 tests now pass successfully

ResetState is idempotent - the issue was tests calling it unnecessarily and with incorrect disposal ordering.

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Phase 1: Enable nullable by default, add directives to all files

- Added <Nullable>enable</Nullable> to Terminal.Gui.csproj
- Removed #nullable enable from 37 files (now redundant with project setting)
- Added #nullable disable to 170 files that don't have nullable enabled yet
- Build successful with 279 nullable warnings (expected)

Breakdown of files with #nullable disable:
- 27 in Views/ directory (will remain disabled per plan)
- 143 outside Views/ (need to be fixed in subsequent commits)

Next: Systematically fix nullable issues in non-View files.

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Phase 2: Remove nullable disable from all non-View files - COMPLETE!

- Removed #nullable disable from 142 non-View files
- All non-View code is now nullable-enabled
- Build successful with 0 errors, only 1 unrelated warning
- Created NULLABLE_VIEWS_REMAINING.md documenting the 121 View files still with nullable disable

Nullable cleanup summary:
 App/: 25 files - nullable enabled
 Configuration/: 24 files - nullable enabled
 ViewBase/: 30 files - nullable enabled
 Drivers/: 25 files - nullable enabled
 Drawing/: 18 files - nullable enabled
 FileServices/: 7 files - nullable enabled
 Input/: 6 files - nullable enabled
 Text/: 5 files - nullable enabled
 Resources/: 3 files - nullable enabled
⏸️  Views/: 121 files - remain disabled (as requested)

Total: 143 files nullable-enabled, 121 View files remain disabled.

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* WIP: fixing nullability issues.

* Fixed final nullability issues.

* Moved Arrangment tests

* Refactor and improve modularity across multiple classes

Refactored `FillRectangles` in `RegionScenario` and `Region` to accept an `IDriver` parameter, reducing reliance on global state. Updated `ApplicationImpl` to replace static method calls with instance methods for better encapsulation. Renamed `Toplevel` to `Current` in `IPopover` and related classes for clarity.

Simplified `LineCanvas` methods by removing unnecessary `IDriver` parameters. Added `Id` and `App` properties to `View` for better state management and unique identification. Streamlined the `Driver` property in `View` with a concise getter.

Improved formatting and consistency across files, including `Region` and `IntersectionRuneResolver`. Enhanced thread safety in `Region` and cleaned up redundant code. Updated tests to align with interface changes and ensure compatibility.

* Refactor to make IDriver dependency explicit

Updated `AnsiEscapeSequenceRequest.Send` to accept an `IDriver?` parameter, replacing reliance on `Application.Driver`. Refactored `AnsiRequestScheduler` methods (`SendOrSchedule`, `RunSchedule`, and private `Send`) to propagate the `IDriver?` parameter, ensuring explicit driver dependency.

Modified `DriverImpl.QueueAnsiRequest` to pass `this` to `SendOrSchedule`. Updated `AnsiRequestSchedulerTests` to reflect new method signatures, passing `null` for the driver parameter where applicable.

Added `<param>` documentation for new parameters to improve clarity. These changes enhance flexibility, maintainability, and testability by reducing reliance on global state and allowing driver substitution in tests.

* WIP: Started migrating to View.App

Refactored `ApplicationImpl` to ensure proper handling of the `App`
property for `Toplevel` instances, improving modularity. Replaced
direct references to `Application` with `App` in `Border`, `ShadowView`,
and other classes to enhance flexibility and maintainability.

Introduced `GetApp` in `View` to allow overrides for retrieving the
`App` instance. Updated `Adornment` to use this method. Moved mouse
event subscriptions in `Border` to `BeginInit` for proper lifecycle
management.

Updated unit tests in `ArrangementTests` to use `App.Mouse` instead of
`Application.Mouse`, ensuring alignment with the refactored design.
Added `BeginInit` and `EndInit` calls for proper initialization during
tests. Removed redundant code and improved test assertions.

* WIP: Next set of View.App changes

Updated `SetClipToScreen`, `SetClip`, and `GetClip` methods to accept an `IDriver` parameter, replacing reliance on the global `Application.Driver`. This improves modularity, testability, and reduces implicit global state usage.

- Updated `Driver` property in `View` to use `App?.Driver` as fallback.
- Refactored `DimAuto` to use `App?.Screen.Size` with a default for unit tests.
- Updated all test cases to align with the new method signatures.
- Performed general cleanup for consistency and readability.

* Adds View clip tests.

* Merged

* Merged

* wip

* Fixed test bug.

* Refactored Thickness.Draw to require driver.

* Made TextFormatter.Draw require driver.

* Code cleanup.

* Un did stoopid idea.

* Decouped Application.Navigation

* MASSIVE - Almost completely decoupled Application from View etc...

* Obsolete

* Missed some

* More cleanup and decoupling.

Refactor `ToString` and remove legacy code

Refactored `ToString` implementations across `Application`, `DriverImpl`, and `IDriver` to improve consistency and maintainability. Removed the legacy `ToString(IDriver? driver)` method and its associated references. Simplified `ToString` in `DriverImpl` to generate a string representation of the `Contents` buffer.

Replaced redundant XML documentation with `<inheritdoc/>` tags to reduce duplication. Cleaned up unused `global using` directives and removed deprecated methods and properties, including `Screen`, `SetCursorVisibility`, and `IsRuneSupported`.

Updated test cases in `GuiTestContext` and `DriverAssert` to use the new `ToString` implementation. Improved error messages for better debugging output. Streamlined LINQ queries and removed redundant checks for better readability and performance.

Enhanced maintainability by decluttering the codebase, aligning namespaces, and consolidating related changes.

* Changes before error encountered

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Update docfx/docs to document View.App architecture and instance-based patterns

Updated 16 documentation files to reflect the major architectural changes:

NEW FILES:
- application.md: Comprehensive deep dive on decoupled Application architecture

UPDATED FILES:
- View.md: Documents View.App property, GetApp(), and instance-based patterns
- navigation.md: Shows View.App usage instead of static Application
- drivers.md: Documents View.Driver and GetDriver() patterns
- keyboard.md: Event handling through View.App
- mouse.md: Mouse event handling via View.App
- arrangement.md: Updated code examples to use View.App
- drawing.md: Rendering examples with instance-based API
- cursor.md: Cursor management through View.App
- multitasking.md: SessionStack and session management via View.App
- Popovers.md: Popover patterns with View.App
- cancellable-work-pattern.md: Updated examples
- command.md: Command pattern with View.App context
- config.md: Configuration access through View.App
- migratingfromv1.md: Migration guide for static→instance patterns
- newinv2.md: Documents new instance-based architecture

All code examples now demonstrate the instance-based API (view.App.Current)
instead of obsolete static Application references. Documentation accurately
reflects the massive architectural decoupling achieved in this PR.

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add `ToAnsi` support for ANSI escape sequence generation

Introduced `ToAnsi` in `IDriver` and `IOutput` interfaces to generate
ANSI escape sequences representing the terminal's current state. This
enables serialization of terminal content for debugging, testing, and
exporting.

Implemented `ToAnsi` in `DriverImpl` and `FakeOutput`, supporting both
16-color and RGB modes. Refactored `OutputBase` with helper methods
`BuildAnsiForRegion` and `AppendCellAnsi` for efficient ANSI generation.

Enhanced `GuiTestContext` with `AnsiScreenShot` for capturing terminal
state during tests. Added `ToAnsiTests` for comprehensive validation,
including edge cases, performance, and wide/Unicode character handling.

Updated documentation to reflect `ToAnsi` functionality and modernized
driver architecture. Improved testability, modularity, and performance
while removing legacy driver references.

* Improve null safety and cleanup in GuiTestContext

Enhanced null safety across `GuiTestContext` and `GuiTestContextTests`:
- Replaced `a` with `app` for better readability in tests.
- Added null checks (`!`, `?.`) to prevent potential null reference exceptions.
- Removed redundant `WaitIteration` and duplicate `ScreenShot` calls.

Improved error handling and robustness:
- Updated shutdown logic to use null-safe calls for `RequestStop` and `Shutdown`.
- Applied null-safe invocation for `_applicationImpl.Invoke`.

General cleanup:
- Removed redundant method calls and improved naming consistency.
- Ensured better maintainability and adherence to best practices.

* Refactor docs: remove deprecated files, update architecture

Removed outdated documentation files related to the terminology
proposal (`terminology-before-after.md`, `terminology-diagrams.md`,
`terminology-index.md`, `terminology-proposal-summary.md`,
`terminology-proposal.md`) from the `Docs` project. These files
were either deprecated or consolidated into other documentation.

Updated `application.md`:
- Added a "View Hierarchy and Run Stack" section with a Mermaid
  diagram to illustrate the relationship between the view hierarchy
  and the application session stack.
- Added a "Usage Example Flow" section with a sequence diagram
  to demonstrate the flow of running and stopping views.

These changes improve clarity, streamline documentation, and
align with the finalized terminology updates for the
`Application.Current` and `Application.SessionStack` APIs.

* Refactor Init/Run methods to simplify driver handling

The `Init` method in `Application` and `IApplication` now accepts only an optional `driverName` parameter, removing the `IDriver` parameter. This simplifies initialization by relying on driver names to determine the appropriate driver.

The `Run` methods have been updated to use `driverName` instead of `driver`, ensuring consistency with the updated `Init` method.

Replaced redundant inline documentation with `<inheritdoc>` tags to improve maintainability and consistency. Legacy `Application` methods (`Init`, `Shutdown`, `Run`) have been marked as `[Obsolete]` to signal their eventual deprecation.

Test cases have been refactored to align with the updated `Init` method signature, removing unused `driver` parameters. Documentation files have also been updated to reflect these API changes.

These changes improve clarity, reduce complexity, and ensure a more consistent API design.

* Refactor: Introduce Application.Create() factory method

Introduced a new static method `Application.Create()` to create
instances of `IApplication`, replacing direct instantiation of
`ApplicationImpl`. This enforces a cleaner, recommended pattern
for creating application instances.

Made the `ApplicationImpl` constructor `internal` to ensure
`Application.Create()` is used for instance creation.

Refactored test cases across multiple files to use
`Application.Create()` instead of directly instantiating
`ApplicationImpl`. Simplified object initialization in tests
using target-typed `new()` expressions.

Updated documentation and examples in `application.md` to
reflect the new instance-based architecture and highlight its
benefits, such as supporting multiple applications with
different drivers.

Improved code readability, formatting, and consistency in
tests and documentation. Aligned `ApplicationImplBeginEndTests`
to use `IApplication` directly, adhering to the new architecture.

* Added `Application.StopAll` and fixed coupling issues.

Refactored `ApplicationImpl` to use an instance-based approach, replacing the static singleton pattern and Lazy<T>. Introduced `SetInstance` for configuring the singleton instance and updated tests to use `ApplicationImpl.Instance` or explicitly set the `Driver` property.

Enabled nullable reference types across the codebase, updating fields and variables to nullable types where applicable. Added null checks to improve safety and prevent runtime errors.

Refactored timeout management by introducing tokens for `Application.AddTimeout` and adding a `StopAll` method to `TimedEvents` for cleanup. Updated tests to use `System.Threading.Timer` for independent watchdog timers.

Removed legacy code, improved logging for error cases, and updated view initialization to explicitly set `App` or `Driver` in tests. Enhanced test coverage and restructured `ScrollSliderTests` for better readability.

Performed general code cleanup, including formatting changes, removal of unused imports, and improved naming consistency.

* Refactor: Transition to IApplication interface

Refactored the codebase to replace the static `Application` class with the `IApplication` interface, improving modularity, testability, and maintainability. Updated methods like `Application.Run`, `RequestStop`, and `Init` to use the new interface.

Marked static members `SessionStack` and `Current` as `[Obsolete]` and delegated their functionality to `ApplicationImpl.Instance`. Updated XML documentation to reflect these changes.

Simplified code by removing redundant comments, unused code, and converting methods like `GetMarginThickness` to single-line expressions. Improved null safety with null-conditional operators in `ToplevelTransitionManager`.

Enhanced consistency with formatting updates, logging improvements, and better error handling. Updated `Shortcut` and other classes to align with the new interface-based design.

Made breaking changes, including the removal of the `helpText` parameter in the `Shortcut` constructor. Updated `Wizard`, `Dialog`, and `GraphView` to use `IApplication` methods. Adjusted `ViewportSettings` and `HighlightStates` for better behavior.

* Enhance null-safety and simplify codebase

Improved null-safety by adopting nullable reference types and adding null-forgiving operators (`!`) where appropriate. Replaced direct method calls with null-safe calls using the null-conditional operator (`?.`) to prevent potential `NullReferenceException`.

Removed default parameter values in test methods to enforce explicit parameter passing. Refactored test classes to remove unnecessary dependencies on `ITestOutputHelper`.

Fixed a bug in `WindowsOutput.cs` by setting `_force16Colors` to `false` to avoid reliance on a problematic driver property. Updated `SessionTokenTests` to use null-forgiving operators for clarity in intentional null usage.

Simplified graph and UI updates by ensuring safe access to properties and methods. Cleaned up namespaces and removed unused `using` directives for better readability.

Updated `Dispose` methods to use null-safe calls and replaced nullable driver initialization with non-nullable initialization in `ScrollSliderTests` to ensure proper instantiation.

* Refactor test code to use nullable `App` property

Replaced direct `Application` references with `App` property across test classes to improve encapsulation and robustness. Updated `GuiTestContext` to use a nullable `App` property, replacing `_applicationImpl` for consistency.

Refactored key event handling to use `App.Driver` and revised `InitializeApplication` and `CleanupApplication` methods to ensure safe usage of the nullable `App` property. Updated `Then` callbacks to explicitly pass `App` for clarity.

Replaced `Application.QuitKey` with `context.App?.Keyboard.RaiseKeyDownEvent` to ensure context-specific event handling. Refactored `EnableForDesign` logic in `MenuBarv2Tests` and `PopoverMenuTests` to operate on the correct application instance.

Improved null safety in test assertions and revised `RequestStop` and `Shutdown` calls to use `App?.RequestStop` and `App?.Shutdown`. Updated navigation logic to use `Terminal.Gui.App.Application` for namespace consistency.

Enhanced exception handling in the `Invoke` method and performed general cleanup to align with modern C# practices, improving maintainability and readability.

* Commented out exception handling in Application.Shutdown

The `try-catch` block around `Application.Shutdown` was commented out, disabling the logging of exceptions thrown after a test exited. This change removes the `catch` block that used `Debug.WriteLine` for logging.

The `finally` block remains intact, ensuring cleanup operations such as clearing `View.Instances` and resetting the application state are still executed.

* Fixes #4394 - Changing Theme at Runtime does not Update Some Properties

* Tweaks to config format.

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: Tig <tig@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
2025-11-19 16:23:35 -05:00
BDisp
fc818b0274 Fixes #4382. StringExtensions.GetColumns method should only return the total text width and not the sum of all runes width (#4383)
* Fixes #4382. StringExtensions.GetColumns method should only return the total text width and not the sum of all runes width

* Trying to fix unit test error

* Update StringExtensions.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Add unit test to prove that null and empty string doesn't not throws anything.

---------

Co-authored-by: Tig <tig@users.noreply.github.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
2025-11-12 10:22:51 -07:00
Tig
be9d1939c1 Fixes #4372 - Genericize FlagSelector/OptionSelector, Replace RadioGroup (#4373)
* Refactor selectors and improve UI components

Refactored `MarginEditor` and `UICatalogTop` to use new `OptionSelector` and `FlagSelector` classes, introducing type-safe generic versions for better flexibility and maintainability. Added `SelectorBase` as a shared foundation for these components, along with the `SelectorStyles` enum for customizable styles.

Enhanced unit tests to cover new implementations and edge cases. Enabled nullable reference types for improved null safety. Improved code readability, reduced redundancy, and enhanced user experience with better hotkey management, focus handling, and layout adjustments.

* Refactor UI components and remove unused classes

Significant refactoring and simplification of the codebase:
- Updated `CharacterMap` to use `OptionSelector<UnicodeCategory>`.
- Removed `FlagSelector`, `FlagSelector<TEnum>`, and `FlagSelectorStyles`.
- Replaced `OptionSelector.Options` with `Labels` in `MenuBarv2`.
- Removed `OptionSelector` and its associated properties/methods.
- Updated terminology from "Activate" to "Select" across components.
- Refactored `SelectorBase` to align with new "Select" behavior.
- Removed redundant methods, properties, and event handlers.

These changes streamline the codebase, reduce complexity, and align with updated design principles.

* Fixes #4374 - 'Application.Screen' is empty when 'Init' returns

Refactor and enhance testability of ApplicationImpl

Refactored `ApplicationImpl` and related classes to improve modularity and testability. Replaced `FakeConsoleOutput` with `FakeOutput` and introduced `FakeInput` for better test isolation. Added platform-specific factories (`FakeNetComponentFactory`, `FakeWindowsComponentFactory`) to simplify fake component creation.

Refactored `GuiTestContext` into partial classes, adding methods for simulating user interactions and improving initialization logic. Enhanced error handling and logging during test setup.

Updated tests to use the new `FakeOutput` and `FakeInput` implementations. Standardized driver initialization with `Application.Init(null, "fake")`. Skipped tests relying on the fake driver due to known issues.

Performed general cleanup, modernized syntax, and removed redundant code to improve readability and maintainability.

* Disable "windows" test case in SynchronizationContextTests

The `InlineData("windows")` attribute in the
`SynchronizationContext_Post` test method has been commented out.
This change temporarily excludes the `"windows"` driverName from
the test suite while retaining other test cases (`"fake"`,
`"dotnet"`, and `"unix"`). The exclusion may be for debugging,
deprecation, or other maintenance purposes.

* Disable "windows" test case in SynchronizationContextTests

The `[InlineData("windows")]` attribute in the
`SynchronizationContextTests` class has been commented out,
disabling the test case for the `"windows"` driver name.

This change may have been made for debugging, deprecation, or
because the test is no longer relevant. Other test cases
(`"fake"`, `"dotnet"`, and `"unix"`) remain active.

* Update Terminal.Gui/Drivers/FakeDriver/FakeConsole.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/Views/Selectors/SelectorStyles.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/Views/Selectors/SelectorBase.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/Views/Selectors/OptionSelector.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/Views/Selectors/OptionSelector.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/Views/Selectors/OptionSelector.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/Views/Selectors/SelectorBase.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Backported Checkbox from Activate PR

* Backported Checkbox from Activate PR 2

* Backported Checkbox from Activate PR 3

* Backported Selctors Scenario

* Backported Bars Scenario

* Backported AllViewsTester Scenario

* Backported Dialogs Scenario

* Backported MessageBoxes Scenario

* Backported ArrangementEditor

* Backported mouse binding fix

* Update Terminal.Gui/Views/Selectors/OptionSelector.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/Drivers/WindowsDriver/WindowsOutput.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/Views/CheckBox.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Fixed typo

* Refactor ArrangementEditor event handling

Removed the `ArrangementFlagsOnValueChanged` method, which previously handled updates to `ViewToEdit` properties based on arrangement flags. Updated `ArrangementEditor_Initialized` to attach the event handler to `_arrangementSelector.ValueChanged`. The logic for handling arrangement changes has been refactored or relocated.

* Refactor AlignKeys for type safety and readability

Updated the `AlignKeys` method in the `Shortcuts` class to replace generic `View` references with the more specific `Shortcut` type. Improved type safety by using `IEnumerable<Shortcut>` and `.Cast<Shortcut>()`. Simplified the `max` calculation logic with a single LINQ query and removed redundant casting in the `foreach` loop. These changes enhance code readability, maintainability, and ensure better type safety.

* Refactor ArrangementEditor for clarity and consistency

Refactored `ArrangementEditor` to improve code readability and maintainability:
- Enabled nullable reference types with `#nullable enable`.
- Removed unused `using` directives.
- Adjusted namespace declaration for formatting consistency.
- Reformatted `_arrangementSelector` initialization and property assignment.
- Simplified `OnViewToEditChanged` logic with a ternary expression.
- Refactored `ArrangementEditor_Initialized` into a single-line block.

* Update Examples/UICatalog/Scenarios/Shortcuts.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/Views/Selectors/OptionSelector.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Refactor and enhance OptionSelector and SelectorBase

Refactored `OptionSelector` and `SelectorBase` to simplify logic, improve hotkey assignment, and ensure robust behavior. Updated `Shortcuts.cs` and `DialogTests.cs` to address nullability issues.

Added comprehensive unit tests for `OptionSelector` and `SelectorBase`, covering properties, methods, edge cases, and layout behaviors. These changes improve code readability, maintainability, and functionality while adhering to modern C# practices.

* add FlagSelector comprehensive tests

Refactored `UncheckNone` and `UncheckAll` methods in `FlagSelector` to improve clarity and prevent concurrent modifications using a new `_updatingChecked` flag. Removed the old `UncheckNone` implementation and reorganized logic for maintainability.

Added extensive unit tests in `FlagSelectorTests` to validate functionality, including edge cases and generic implementations. Tests cover flag combination, toggling, "None" flag behavior, and enum-based generic handling.

Improved overall maintainability and test coverage for the `FlagSelector` class.

* Fixes #4375. UnixDriver fails Toplevel_TabGroup_Forward_Backward Fluent Tests

* Refactor RadioGroup to use OptionSelector

The `RadioGroup` class has been refactored to inherit from the `OptionSelector` class instead of `View`, marking it as `[Obsolete]` and recommending the use of `OptionSelector`.

The previous implementation of `RadioGroup` has been entirely removed, including its properties, methods, events, and internal logic. This includes initialization logic, key bindings, layout management, and event handling.

The new `RadioGroup` is now a thin wrapper around `OptionSelector` and implements the `IDesignable` interface. The `EnableForDesign` method has been simplified to set default options for design purposes.

This change simplifies the codebase and encourages the use of `OptionSelector` for managing mutually exclusive options.

* Backported focus tests and add bug-exposing test case

Refactored `AdvanceFocusTests` to improve assertion clarity by replacing `Assert.True`/`Assert.False` with `Assert.Equal`. Enhanced test documentation with detailed view hierarchy comments for better readability.

Added a new test case, `FocusNavigation_Should_Cycle_Back_To_Top_Level_Views`, which exposes a bug in focus navigation logic where focus does not cycle back to top-level views after traversing nested views.

Updated existing tests to ensure consistent handling of `TabBehavior` and made minor adjustments for improved validation of focus navigation logic.

* Remove all tests for RadioGroup component

The `RadioGroupTests.cs` file has been completely cleared of all test cases and associated code. This includes the removal of unit tests that validated the `RadioGroup` component's functionality, behavior, and edge cases.

The deleted tests covered:
- Default constructor behavior and initialization.
- Handling of the `SelectedItem` property, including edge cases.
- Hotkey bindings and their behavior under different focus states.
- Command handling for focus, selection, and acceptance.
- Orientation changes and their impact on layout.
- Event handling for `SelectedItemChanged`, `Selecting`, and `Accepting`.
- Mouse interactions, including single-click and double-click events.

This removal eliminates all automated validation for the `RadioGroup` component, leaving it untested and increasing the risk of regressions or undetected issues in future changes.

* Fix unix and fake fluent tests.

* More fixes for unix and fake drivers

* Change classes names for more consistency

* Fix typos in docs and method signature

Updated XML documentation in `FakeConsole.cs` to replace `<see cref="FakeDriver"/>` with `<exception cref="FakeDriver"></exception>` for clarity.

Corrected a parameter name in `WindowsOutput.cs`'s `WriteConsole` method from `numberOfCharsToWritten` to `numberOfCharsToWrite` to fix a typo and improve readability.

* Refactor: Replace RadioGroup with OptionSelector

Replaced all instances of `RadioGroup` with `OptionSelector` across the codebase to standardize the control for mutually exclusive options. Updated associated properties, methods, and event handlers to align with the `OptionSelector` API, including replacing `RadioLabels` with `AssignHotKeys` and `SelectedItemChanged` with `ValueChanged`.

Removed the `RadioGroup` class, marking it as obsolete. Updated documentation, comments, and test cases to reflect the new control. Adjusted layout and positioning logic in various scenarios to ensure UI consistency.

Refactored scenarios such as `Buttons`, `ColorPickers`, `DynamicMenuBar`, `FileDialogExamples`, `Images`, `PosAlignDemo`, `ProgressBarStyles`, `RegionScenario`, `Themes`, and others to use `OptionSelector`. Updated `Glyphs` and `View` classes to reflect the terminology change. Cleaned up redundant code and ensured compatibility across the application.

* Refactor OptionSelector to use Value instead of SelectedItem

Replaced the SelectedItem property with a nullable Value property across the codebase to simplify the API and improve consistency. Updated event handlers from SelectedItemChanged to ValueChanged and adjusted logic accordingly.

Refactored UI scenarios (e.g., Buttons, CharacterMap, ColorPickers) and dependent classes (e.g., BorderEditor, DimEditor, PosEditor) to use the new Value property. Improved null handling and streamlined initialization of controls.

Updated tests to validate the Value property and renamed test methods for clarity. Removed the RegionOpSelector class as it was no longer needed. Performed general code cleanup, including formatting and removal of redundant code.

* Refactor OptionSelector: Replace RadioLabels with Labels

Updated the `OptionSelector` class and its derived classes to replace the `RadioLabels` property with a more generic `Labels` property, aligning with the base class `SelectorBase`. This change standardizes the API and simplifies label-related functionality.

Refactored all instances of `RadioLabels` across the codebase, including property assignments, method calls, and references in scenarios, tests, and examples. Updated classes include `ColorPickers`, `Dialogs`, `DimAutoDemo`, `DynamicMenuBar`, `FileDialogExamples`, `Images`, `PosAlignDemo`, `Selectors`, `Shortcuts`, `TextAlignmentAndDirection`, `Themes`, `UnicodeInMenu`, `Wizards`, `UICatalogTop`, and `ScenarioTests`.

Modified `OptionSelector<TEnum>` to initialize `Labels` directly using `Enum.GetValues<TEnum>()`. Removed the `RadioLabels` property from `OptionSelector`, consolidating functionality under `Labels`.

Verified functionality through updated tests and scenarios to ensure consistent behavior with the previous implementation.

* Refactor: Replace "radio group" with "option selector"

Updated terminology across multiple classes to replace "radio group" with "option selector" for improved clarity and consistency.

- Removed unused `OptionSelector` in `ColorPickers`.
- Renamed `Title` in `DimAutoDemo` to "Options" and updated `BorderStyle`.
- Replaced `_radioItems` with `_optionLabels` in `DimEditor` and `PosEditor`.
- Renamed `styleRadioGroup` to `styleOptionSelector` in `MessageBoxes`.
- Renamed `radioGroup` to `optionSelector` in `UnicodeInMenu` and `OrientationTests`.
- Adjusted related references, event handlers, and UI properties.

These changes align the codebase with updated terminology and improve readability.

* Replace RadioGroup with OptionSelector and update docs

The `RadioGroup` control has been replaced or renamed to `OptionSelector`. Documentation has been updated to reflect this change, including the behavior of raising the `Selecting` event when an option is selected.

The navigation table now describes `OptionSelector` as supporting multiple options with actions like `Advance`, `SetValue+OnAccept`, and `Focus+SetValue`. A new section introduces the `OptionSelector` view, which displays mutually-exclusive items with hotkeys.

Enhancements to `Menuv2` and `MenuBarv2` include setting focus on `MenuItemv2` selections and raising the `SelectedMenuItemChanged` event. Additionally, a progress bar view has been introduced to visually indicate activity progress.

* Fixed `EndAfterFirstIteration`

Renamed the `EndAfterFirstIteration` property to `StopAfterFirstIteration` across the codebase for improved clarity and consistency. Updated all references in the `Application`, `ApplicationImpl`, `IApplication`, and `ITimedEvents` classes, as well as related tests and documentation.

Modified the application loop logic to use `StopAfterFirstIteration` for controlling the termination of the application after the first iteration. Set its default value to `false`.

Updated test cases, demo applications, and XML documentation to reflect the new property name. Added a new project, `OutputView`, to the solution with appropriate configuration entries.

Performed minor code cleanup to ensure consistency in naming and behavior.

* Enhance selectors and clean up documentation

- Added `args.Handled = true` to `CheckBox` event handlers in `FlagSelector` and `OptionSelector` to mark events as handled.
- Introduced `_value` field in `FlagSelector` and added a `Cycle` method in `OptionSelector` for better value management.
- Updated `OptionSelector` documentation to reference `OptionSelector<TEnum>` for type-safe enum usage.
- Improved `UpdateChecked` method documentation in `OptionSelector` to clarify exception behavior.
- Enabled nullable reference types in `FlagSelectorTests` and `SelectorBaseTests` and moved them to a new namespace.
- Removed outdated auto-generated content from `views.md`.
- Removed `CheckBox.DefaultHighlightStyle` from the default theme configuration in `OutputView.cs`.

* Update event handling and expand UI documentation

Modified `args.Handled` in `FlagSelector` and `OptionSelector` to allow `Accepting` event propagation, improving event handling behavior. Added comments to clarify the changes.

Expanded `views.md` with detailed documentation for built-in views and controls in *Terminal.Gui*, including descriptions, examples, and rendered outputs for components like `Bar`, `Button`, `CheckBox`, and more. This update enhances developer guidance for building terminal-based UIs.

* Fixed `EndAfterFirstIteration` in `ApplicationImpl`

Renamed the `EndAfterFirstIteration` property to `StopAfterFirstIteration` across the codebase for improved clarity. Updated its implementation to use a getter and setter that interact with the `ApplicationImpl.Instance` singleton for centralized management.

Modified the `RunLoop` method to check the new `StopAfterFirstIteration` property. Updated the default value to `false` in the `Application` class.

Added a private `_stopAfterFirstIteration` field and a corresponding public property in the `ApplicationImpl` class. Updated the `Run` method in `ApplicationImpl` to stop after the first iteration if the property is set to `true`, with appropriate logging.

Updated the `IApplication` interface to include the `StopAfterFirstIteration` property and clarified the behavior of the `RequestStop` method. Revised XML documentation comments to reflect these changes.

* Fixed EndfterFirstIteration in ApplicaitonImpl

Refactored `StopAfterFirstIteration` in `ApplicationImpl` to use an auto-property for simplicity. Updated `RunIteration` to call `view.RequestStop()` instead of modifying `view.Running`.

Replaced references to `Application.EndAfterFirstIteration` with `Application.StopAfterFirstIteration` across the codebase, including `ITimedEvents`, `ApplicationTests`, and `GlobalTestSetup`.

Added a new test, `InitRunShutdown_StopAfterFirstIteration_Stops`, to verify the application stops correctly after the first iteration. Updated related documentation and assertions for consistency.

* Refactor Value handling and improve type safety

Refactored `Value` handling across multiple classes to use nullable generic types, improving type safety and eliminating unnecessary casting. Simplified `ValueChanged` event handlers with concise lambda expressions.

Enhanced `FlagSelector<TFlagsEnum>` and `OptionSelector<TEnum>` with generic `ValueChanged` events and type-safe event handling. Added nullable reference type annotations to align with modern C# practices.

Improved test code by using null-forgiving operators and more descriptive assertions. Cleaned up redundant code and ensured consistency in `Value` handling. Updated `FlagSelectorTests` and `SelectorBaseTests` for better readability and maintainability.

Added the `System` namespace to `FlagSelectorTEnum.cs` for compatibility. Overall, these changes enhance code readability, maintainability, and robustness.

* Merged v2_develop

* Update README badges for v2_develop branch

Updated the `.NET Core` badge to reference the `v2_develop` branch. Adjusted the `codecov` badge to remove branch-specific paths and added a token parameter. Reorganized the `codecov` badge position in the README. Retained other badges without modification.

* codcov2

* fixed pos tests

* Improve cleanup, coverage config, and SpinnerStyle tests

Enhanced resource cleanup in `Pos.CombineTests.cs` by disposing of `Application.Top` to prevent leaks. Updated `codecov.yml` to focus coverage on `Terminal.Gui`, simplified path patterns, and clarified configurations.

Added `SpinnerStyleTests` with extensive unit tests for `SpinnerStyle` and its variants, covering default properties, behaviors, edge cases, and immutability. Organized tests for readability and ensured thorough validation of all spinner styles. Enabled nullable reference types for improved safety.

* Remove .NET Core badge; add comprehensive boundary tests

The `.NET Core` workflow badge was removed from the `README.md` file.

Added a comprehensive suite of unit tests for the `Region.DrawOuterBoundary` method in `DrawOuterBoundaryTests.cs`. These tests validate the method's behavior across various scenarios, including:
- Intersected, unioned, and complex shapes.
- Edge cases like empty regions, zero-width/height rectangles, and single-pixel rectangles.
- Specific shapes such as L-shaped, T-shaped, and hollow rectangles.
- Overlapping, adjacent, and separate rectangles.
- Thread safety with parallel drawing.
- Different line styles, custom attributes, and very large regions.
- Various positions, sizes, and multiple calls on the same canvas.

The tests use the `Xunit` framework and include both `[Fact]` and `[Theory]` test cases. These changes enhance the codebase's robustness and ensure correctness in a wide range of scenarios.

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: BDisp <bd.bdisp@gmail.com>
2025-11-11 20:37:33 -07:00
Tig
d53fcd7485 Fixes #4374 - Nukes all (?) legacy Driver and Application stuff; revamps tests (#4376) 2025-11-11 16:29:33 -07:00
Tig
559dea9239 Fixes #4370 - MouseGrabView event routing and add test coverage (#4371) 2025-10-29 13:52:07 -06:00
Copilot
e6a0ec64ca Fixes #4361 - Consolidate FakeDriver into library and refactor driver architecture (#4362)
* Initial plan

* Add ScreenChanged event, SetScreenSize method, and fix FakeDriver buffer initialization

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add comprehensive tests for ScreenChanged event and buffer integrity

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Replace obsolete SizeChanged usage with ScreenChanged in core and tests

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Refactor terminal size event handling

Replaced `ScreenChanged` with `SizeChanged` across the codebase to standardize naming and improve clarity. Updated event handling logic, including subscriptions, unsubscriptions, and raising methods. Removed deprecated `ScreenChanged` event and backward compatibility code.

Refactored driver initialization to handle legacy `IConsoleDriver` types separately. Updated tests and mock implementations to align with the new `SizeChanged` event. Improved documentation and comments to reflect these changes.

These updates enhance maintainability, consistency, and modernize the architecture.

* Refactor & Code Cleanup: Replace IWindowSizeMonitor with IConsoleSizeMonitor

Renamed `IWindowSizeMonitor` to `IConsoleSizeMonitor` across the codebase, updating all references, method signatures, and event handlers. Replaced the `WindowSizeMonitor` class with the new `ConsoleSizeMonitor` implementation, which includes improved terminal size change handling via the `Poll` method.

Enabled nullable reference types in several files to enhance code safety. Updated test cases to reflect the new `IConsoleSizeMonitor` interface. Removed redundant code, simplified null checks, and corrected minor typos in comments. Streamlined the codebase by removing the obsolete `WindowSizeMonitor` class and its interface.

* Code cleanup - Refactor and enhance ShadowView and FakeDriverTests

Updated ShadowView.cs to use null-conditional operators and added null checks for safer access to `ScreenContents`. Refined XML documentation in View.Layout.cs for clarity and consistency.

Refactored FakeDriverTests.cs to leverage modern C# features, including shorthand object instantiation, inline lambdas, and tuple-like syntax for `Size` and `Rectangle`. Removed redundant tests and improved test readability and reliability.

Enhanced error handling with null checks and ensured backward compatibility for deprecated events. Improved test coverage for resizing, clipboard operations, and invalid coordinates. Verified buffer integrity and screen updates after resizing.

General improvements include replacing explicit type declarations with `var`, removing unused imports, and aligning code formatting for better readability.

Refactor and improve code quality and test coverage

Updated `ShadowView` for null safety using null-conditional operators. Simplified object initializations and modernized syntax across the codebase, including shorthand initializations and inline lambdas. Enhanced event handling logic and ensured compatibility with obsolete members.

Refactored `FakeDriverTests` by removing redundant code, standardizing formatting, and improving test setup. Suppressed obsolete warnings where necessary. Improved XML documentation in `View.Layout.cs` for clarity and removed outdated references.

Performed general cleanup, including removing unused namespaces, redundant comments, and ensuring consistent formatting. These changes enhance readability, maintainability, and runtime safety.

* Code cleanup

Refactor TimedEventsTests for readability and consistency

Improved code readability and maintainability:
- Enabled nullable reference types with `#nullable enable`.
- Removed unused `using System.Diagnostics;`.
- Updated namespace to `UnitTests.ApplicationTests`.
- Replaced `Terminal.Gui.App.TimedEvents` with `TimedEvents`.
- Reformatted XML documentation comments for alignment.
- Used `var` and target-typed new expressions for consistency.
- Reformatted `Parallel.For` loops and lambdas for clarity.
- Added `Thread.Sleep(10)` to prevent excessive CPU usage in tests.
- Improved assertions and event handler formatting in tests.

Aligned with modern C# coding practices.

* Code Cleanup - No more driver warnings.

Refactor codebase and introduce FakeClipboard

- Adjusted `.editorconfig` to change severity levels for CS0612, CS0618, and CS0672 diagnostics.
- Replaced `FakeDriver.FakeClipboard` with a new `FakeClipboard` class for testing purposes, supporting exception handling and clipboard data manipulation.
- Removed redundant methods (`MakeColor`, `MapKey`) and unused classes (`MockConsoleDriver`) to streamline the codebase.
- Refactored `ConsoleDriverFacade` and `FakeDriver` to simplify logic and improve maintainability.
- Updated tests to use `CreateFakeDriver` and removed or commented out obsolete tests.
- Reformatted and cleaned up code for readability across multiple files.

* Refactor FakeDriver - Code Cleanup

Standardized console size management by replacing `WindowSizeMonitor` with `ConsoleSizeMonitor` across the codebase. Updated methods `GetWindowSize` and `SetWindowSize` to `GetSize` and `SetSize` for consistency.

Refactored `FakeDriver` to use `SetScreenSize` and removed redundant methods. Simplified driver initialization by removing legacy `InternalInit` logic.

Standardized ANSI escape sequences by replacing `CSI_ReportTerminalSizeInChars` with `CSI_ReportWindowSizeInChars`.

Updated test cases to align with the new `ConsoleSizeMonitor` and `SetScreenSize` methods. Removed obsolete test utilities like `FakeSizeMonitor` and `FakeWindowSizeMonitor`.

Performed general code cleanup, including removing unused classes, redundant code, and improving formatting. Fixed resizing logic issues and improved exception handling in driver methods.

* Update Terminal.Gui/Drivers/OutputBuffer.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/Drivers/MouseButtonStateEx.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/App/MainLoop/IApplicationMainLoop.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Tests/UnitTests/Views/ToplevelTests.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update Terminal.Gui/ViewBase/View.Layout.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Moved all Drawing tests to Paralleizable - proving Fakedriver works

Enhanced `Ruler` and `Thickness` classes by adding an optional `IConsoleDriver? driver` parameter to decouple rendering from the default `Application.Driver`, improving flexibility and testability. Updated `DriverAssert` to support nullable drivers and added defensive checks.

Refactored and expanded test cases for `Ruler`, `Thickness`, `LineCanvas`, and `StraightLineExtensions` to ensure comprehensive coverage, including zero-length intersections, line rendering, and exclusion logic. Migrated rendering-dependent tests to a parallelizable namespace.

Removed redundant tests, improved naming conventions, and updated documentation for better maintainability and clarity.

* Fixed Run<T> startup hang.

Refactor: Simplify driver logic and update SetSize methods

Removed FakeDriver safeguard in unit tests to simplify
CreateDriver logic. Updated SetSize methods in NetOutput,
UnixOutput, and WindowsOutput to do nothing instead of
throwing NotImplementedException. Modified SizeChanged
event in ConsoleDriverFacade to call SetScreenSize directly.
Commented out unnecessary debug validation in DimAuto.
These changes improve maintainability and reduce complexity.

* Fixed intermittent unit test bug.

Refactored `_cachedRunStateToplevel` to `CachedRunStateToplevel` as an internal static property, delegating its management to `ApplicationImpl` for improved encapsulation. Updated all references to use the new property and centralized its handling in `ApplicationImpl`.

Removed the `MouseGrabHandler` property from `ApplicationImpl` and simplified driver-related assignments by replacing `Application.ForceDriver` and `Application.Screen` with direct references.

Reset `CachedRunStateToplevel` during cleanup to ensure proper state management. Updated the `Invoke` method to use `Top` directly, aligning with the refactored design. Improved debug assertions and performed general cleanup to enhance code readability and maintainability.

* Fixed intermittent bug an massive code cleanup of warnings.

Refactor and enhance codebase for maintainability

- Applied null-conditional operator (`!`) to improve null-safety.
- Refactored tests for clarity, added new cases, and removed redundancies.
- Introduced `FakeApplicationFactory` and `FakeSizeMonitor` for testing.
- Removed unused code, including legacy `DecodeEscSeq` logic.
- Reformatted code for readability and consistency.
- Updated assertions for more accurate validation in tests.
- Fixed potential null reference issues across multiple files.
- Improved event handling with proper null checks.
- Enhanced documentation for new classes and methods.
- Modernized code with C# features like `record struct` and `nullable enable`.

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
Co-authored-by: Tig <tig@users.noreply.github.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
2025-10-27 23:34:14 -06:00
Copilot
f3fc20306e Remove TextField.Caption property; use Title with hotkey navigation support (#4352)
* Initial plan

* Initial exploration - understanding TextField Caption and Title

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Remove TextField.Caption and use Title instead with hotkey support

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add defensive check to ensure TitleTextFormatter.Text is set

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Final changes - all tests passing

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fixed bugs.

* Add comprehensive tests for caption rendering with attributes validation

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix: Disable TextField hotkey functionality to prevent input interception

TextField's Title is used as a caption/placeholder, not for hotkey
navigation. Hotkey visual formatting (underline) is still rendered
in the caption, but hotkey functionality is disabled to prevent
keys like 'E' and 'F' from being intercepted when typing in the field.

Updated test to expect "_Find" instead of "Find" to match resource change.

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix: Support Alt+key hotkey navigation while allowing normal typing

Override AddKeyBindingsForHotKey to only bind Alt+key combinations
(e.g., Alt+F for "_Find"), not the bare keys. This allows:
- Alt+F to navigate to the TextField with Title="_Find"
- Normal typing of 'F', 'E', etc. without interception

Previously, both bare key and Alt+key were bound, causing typing
issues. Now TextField properly supports hotkey navigation without
interfering with text input.

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Changes before error encountered

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Refactor hotkey handling to support command context

Refactored `RaiseHandlingHotKey` to accept an `ICommandContext? ctx` parameter, enabling context-aware hotkey handling. Updated `Command.HotKey` definitions across multiple classes (`View`, `CheckBox`, `Label`, `MenuBarv2`, `RadioGroup`, `TextField`) to utilize the new context parameter.

Enhanced XML documentation for `RaiseHandlingHotKey` to clarify its usage and return values. Added a context-aware hotkey handler to `TextField` with additional logic for focus handling.

Refactored attribute initialization and improved code readability in `TextField` by aligning parameters and removing unused `HotKeySpecifier` initialization. These changes improve flexibility, maintainability, and consistency across the codebase.

* Remove TextField.Caption property; use Title with hotkey navigation support

Co-authored-by: tig <585482+tig@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
Co-authored-by: Tig <tig@users.noreply.github.com>
2025-10-27 07:50:09 -06:00
BDisp
1e32d5d5ce Do a double operation first before cast to long (#4353) 2025-10-26 19:46:59 -06:00
Copilot
a0979368cb Fixes #4125. Remove legacy MainLoop infrastructure (#4343)
* Initial plan

* Phase 1: Update IConsoleDriver.Init() to return void instead of MainLoop

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Phase 2: Remove legacy MainLoop infrastructure

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Complete Phase 1 and Phase 2 - All tests pass

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Update deep dive docs to reflect MainLoop removal

Co-authored-by: tig <585482+tig@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
Co-authored-by: Tig <tig@users.noreply.github.com>
2025-10-26 13:39:44 -06:00
Copilot
aef88ad4bb Fixes #4332 - Refactor test infrastructure to use modern ApplicationImpl.Coordinator instead of legacy MainLoop (#4335)
* Initial plan

* Refactor tests to use modern ApplicationImpl.Coordinator architecture instead of legacy Application.RunIteration

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Changes before error encountered

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Replace Application.RunIteration implementation to use modern ApplicationImpl.Coordinator architecture

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Simplify Application.RunIteration to directly delegate to ApplicationImpl.Coordinator without legacy infrastructure

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Update multitasking.md documentation to use Application.AddTimeout/RemoveTimeout instead of deprecated Application.MainLoop methods

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Refactor contribution guidelines and documentation

- Consolidated all contribution-related instructions into `CONTRIBUTING.md` as the single source of truth.
- Updated `copilot-instructions.md` and `AGENTS.md` to reference `CONTRIBUTING.md`.
- Enhanced build, test, and CI/CD workflow documentation.
- Updated repository structure documentation in `README.md` and `CONTRIBUTING.md`.
- Reinforced coding conventions and streamlined testing requirements.
- Documented GitHub Actions workflows and provided local CI replication steps.
- Refined API documentation requirements and PR guidelines.
- Simplified `.sln` file and removed redundant content.
- Updated links to point to the latest documentation resources.

* Revamp bug report template for clarity and detail

Updated the bug report template to improve structure, readability, and comprehensiveness:
- Specified "Terminal.Gui" in the `about` section.
- Replaced bold headings with Markdown heading syntax.
- Enhanced "To Reproduce" with placeholders for code and behavior details.
- Added an "Environment" section to collect OS, terminal, PowerShell, .NET, and `Terminal.Gui` version details.
- Expanded "Screenshots" to include GIFs and terminal output instructions.
- Removed outdated "Desktop" and "Smartphone" sections, consolidating relevant details.
- Improved "Additional Context" with prompts for consistency, prior behavior, and error messages.
- Streamlined "For Maintainers" instructions for setting project and milestone.

These changes aim to make bug reports more actionable and easier to reproduce.

* Remove [Obsolete] attribute and pragma warnings from Application.RunIteration - method now uses modern architecture internally

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Refactor Application.Run.cs for clarity and cleanup

Removed debug assertions and unused/commented-out code to simplify logic and improve maintainability. Renamed `forceDraw` to `forceRedraw` in `LayoutAndDraw` for better clarity. Removed the internal `OnNotifyStopRunState` method and its associated logic, indicating a refactor of the stop notification mechanism.

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: Tig <tig@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
2025-10-26 09:15:46 -06:00
BDisp
1046b47be7 Fixes #4325. ApplicationImpl.Invoke is sometimes running on UI thread when Application.Top is null (#4339) 2025-10-25 20:15:13 -06:00
Copilot
5199663551 Fixes #4125 - Decouple ApplicationImpl from static Application references (#4324)
* Initial plan

* Add instance fields to ApplicationImpl and update static Application properties to delegate to ApplicationImpl.Instance

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix code review issues: use instance fields in Run() and improve Shutdown() logic

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Final code review fix: use _initialized directly in Shutdown

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix Shutdown order: call ResetState before clearing instance fields

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add MainThreadId as instance field in ApplicationImpl

Co-authored-by: tig <585482+tig@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
Co-authored-by: Tig <tig@users.noreply.github.com>
2025-10-25 12:20:03 -06:00
Copilot
4974343e74 Fixes #4317 - Refactor Application.Mouse for decoupling and parallelism (#4318)
* Initial plan

* Refactor Application.Mouse - Create IMouse interface and Mouse implementation

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add enhanced documentation for Application.Mouse property

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add parallelizable unit tests for IMouse interface

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Refactor Application.Mouse for decoupling and parallelism

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Move HandleMouseGrab method to IMouseGrabHandler interface

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add parallelizable tests for IMouse and IMouseGrabHandler interfaces

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add MouseEventRoutingTests - 27 parallelizable tests for View mouse event handling

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix terminology: Replace parent/child with superView/subView in MouseEventRoutingTests

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix coding standards: Use explicit types and target-typed new() in test files

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Update coding standards documentation with explicit var and target-typed new() guidance

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Refactor Application classes and improve maintainability

Refactored `Sixel` property to be immutable, enhancing thread safety.
Cleaned up `ApplicationImpl` by removing redundant fields, restructuring
methods (`CreateDriver`, `CreateSubcomponents`), and improving exception
handling. Updated `Run<T>` and `Shutdown` methods for consistency.

Standardized logging/debugging messages and fixed formatting issues.
Reorganized `IApplication` interface, added detailed XML documentation,
and grouped related methods logically.

Performed general code cleanup, including fixing typos, improving
readability, and removing legacy/unnecessary code to reduce technical debt.

* Code cleanup

* Remove unreferenced LayoutAndDraw method from ApplicationImpl

* Code cleanup and TODOs

- Updated namespaces to reflect the new structure.
- Added `Driver`, `Force16Colors`, and `ForceDriver` properties.
- Introduced `Sixel` collection for sixel image management.
- Added lifecycle methods: `GetDriverTypes`, `Shutdown`, and events.
- Refactored `Init` to support legacy and modern drivers.
- Improved driver event handling and screen abstraction.
- Updated `Run` method to align with the application lifecycle.
- Simplified `IConsoleDriver` documentation.
- Removed redundant methods and improved code readability.

* Refactor LayoutAndDraw logic for better encapsulation

Refactored `Application.Run` to delegate `LayoutAndDraw` to
`ApplicationImpl.Instance.LayoutAndDraw`, improving separation
of concerns. Renamed `forceDraw` to `forceRedraw` for clarity
and moved `LayoutAndDraw` implementation to `ApplicationImpl`.

Added a new `LayoutAndDraw` method in `ApplicationImpl` to
handle layout and drawing, including managing `TopLevels`,
handling active popovers, and refreshing the screen. Updated
the `IApplication` interface to reflect the new method and
improved its documentation.

Implemented `RequestStop` in `ApplicationImpl` and fixed
formatting inconsistencies in `Run<T>`. Added TODOs for future
refactoring to encapsulate `Top` and `TopLevels` into an
`IViewHierarchy` and move certain properties to `IApplication`.

* Refactor ApplicationImpl to enhance mouse and keyboard support

Added a new `Mouse` property to the `ApplicationImpl` class,
replacing its previous declaration, to improve mouse
functionality. Updated `MouseGrabHandler` to initialize with
a default instance of `MouseGrabHandler`.

Added comments to ensure the preservation of existing keyboard
settings (`QuitKey`, `ArrangeKey`, `NextTabKey`) for backward
compatibility. These changes enhance clarity, functionality,
and maintainability of the class.

* Merge IMouseGrabHandler into IMouse - consolidate mouse handling into single interface

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Rename Mouse to MouseImpl and Keyboard to KeyboardImpl for consistency

Co-authored-by: tig <585482+tig@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
Co-authored-by: Tig <tig@users.noreply.github.com>
2025-10-25 08:48:26 -06:00
Copilot
4437398508 Refactor Application.Keyboard to support fully decoupled state and parallelizable unit tests (#4316)
* Initial plan

* Refactor keyboard handling to IKeyboard interface

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add parallelizable keyboard tests and fix lazy initialization

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix keyboard settings preservation during Init

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Migrate all KeyboardTests to parallelizable and delete old non-parallelizable tests

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Decouple Keyboard from static Application class by adding IApplication reference

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix coding standards: use explicit types and target-typed new() properly

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Changes before error encountered

Co-authored-by: tig <585482+tig@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
2025-10-24 15:24:50 -06:00
Tig
1eb5a4e1b9 Fixes #4305 - 'FileDialog` TreeView (#4306)
* Partial fix - probably breaks stuff

Refactored `FileDialog.cs` by replacing `treeViewContainer` with `_treeView`, adjusting UI component positions, and adding style properties to `_tableView`. Improved user interaction with new event handlers and key bindings. Rearranged `base.Add` calls to reflect the updated UI hierarchy.

* Tweaked Dialog and FileDialog attribute handling

Removed setting of _tableView.Style.InvertSelectedCellFirstCharacter = true;

Commented out custom attribute handling in Dialog.cs for VisualRole.Normal and VisualRole.Focus, reverting to base method. Removed InvertSelectedCellFirstCharacter setting in FileDialog.cs.

* Add tree view toggle to FileDialog

Introduced a new `_btnTreeToggle` button in `FileDialog.cs` to manage the visibility of a tree view within the file dialog interface. Added a new localized string `fdTree` in `Strings.Designer.cs` and `Strings.resx` for UI elements related to the tree view. Adjusted the layout and visibility of the tree and table views to accommodate the toggle functionality. Implemented methods `ToggleTreeVisibility`, `SetTreeVisible`, and `GetTreeToggleText` to handle tree view visibility logic. Cleaned up code and comments for clarity.

* Update localization and test logic for FileDialog

Updated `fdSearchCaption` localization from "Enter search string" to "Find" in `Strings.Designer.cs` and `Strings.resx`. Modified `FileDialogFluentTests.cs` to reflect UI changes by updating button text and removing skip conditions. Adjusted `FileDialogTests.cs` to change `TextField` caption and commented out certain test logic related to path confirmation.

* Moved Search view to be inside the table view container for better usability.

Refactor FileDialog to use nullable reference types

Updated the `FileDialog` class to adopt nullable reference types for improved null safety, marking fields, properties, and methods as nullable where appropriate. Simplified UI component initialization, including repositioning `_tbFind` and `_spinnerView` into `_tableViewContainer` and assigning `Id` properties to `_tableViewContainer` and `_tableView`.

Refactored methods like `TryAcceptMulti` and `GetFocusedFiles` to handle nullability. Simplified `Task.Run` calls and removed unused code, such as the `GetTextField` method and `FileDialogPart` enum, in `FileDialogTests.cs`. Updated tests to directly access subviews using `Id` properties. Minor layout and property adjustments were made to improve maintainability.

* Refactor Dialog class and improve null safety

- Enabled nullable reference types in `Dialog.cs` for better null safety.
- Removed and reintroduced static configuration properties with `[ConfigurationProperty]` attributes for configurability.
- Refactored `Dialog` constructor to use `base.ShadowStyle` and improved button management with alignment logic.
- Updated `Canceled` property with a private backing field and debug assertions.
- Added null-forgiving operators (`!`) across the codebase for nullable reference type compatibility.
- Introduced new test cases to verify `Dialog` behavior, including modal mouse capture and `Canceled` property access.
- Refactored and modernized existing test cases for consistency and readability.
- Removed redundant test cases and performed general code cleanup.
- Improved code comments and debug assertions for clarity and robustness.

* Refactor DialogTests to replace null with empty array

Updated the `BeginButtonTestDialog` method call in `DialogTests.cs`
to replace the `null!` argument with an empty array `[]`. This
improves type safety and ensures explicit handling of the argument.
2025-10-23 14:54:06 -06:00
Copilot
cb748a1c09 Fix InvokeLeakTest debugger failure on x64 with high-resolution timing (#4304)
* Initial plan

* Add comprehensive analysis of InvokeLeakTest debugger failure

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add XML documentation to InvokeLeakTest about debugger issues

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add visual timing diagrams for InvokeLeakTest analysis

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add executive summary of InvokeLeakTest investigation

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Update analysis with x64 vs ARM confirmation from @tig

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Implement Stopwatch-based timing in TimedEvents to fix x64 race condition

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Update documentation to reflect fix implementation

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix test issues and increase TimeSpan.Zero buffer for debugger safety

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add MainLoop.Wakeup() call in Invoke and remove problematic test

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Auto-detect debugger and increase test timeout to 500ms

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Remove unnecessary MainLoop.Wakeup() call for v2 drivers

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Move analysis documents to Tests/StressTests folder

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add test coverage for multiple drivers per @BDisp's suggestion

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Revert multi-driver test coverage changes per @tig request

Co-authored-by: tig <585482+tig@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
2025-10-21 19:41:03 -06:00
Copilot
7a810b0b87 Remove TileView; use View.Arrangement instead (#4271)
* Initial plan

* Remove TileView and refactor to use View.Arrangement

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix FileDialog container focus behavior - all tests passing

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Remove obsolete TileView comment from View.Hierarchy.cs

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add resizable splitter example to View.Arrangement docs

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Refactored `TreeView` and `TableView` containersto use View.Arrangment.

Removed unused `_btnToggleSplitterCollapse` and related logic due to the new splitter design.

Simplified collection initialization and feedback/state handling. Improved code readability by replacing magic strings and redundant null checks.

Refactor FileDialog for null safety and UI improvements

Enabled nullable reference types to improve null safety across the codebase. Refactored constants to follow uppercase naming conventions. Introduced nullable annotations for fields and method parameters.

Updated test cases to reflect the removal of deprecated features. Skipped tests related to the removed splitter button. Made miscellaneous improvements, including adding comments and suppressing warnings.

* Add "_Find:" label to FileDialog search field

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fixes Parallel unit test intermittent failure case.

Removed the initialization of the `Navigation` object in the `ResetState` method of the `Application` class, indicating a potential shift in its lifecycle management. Enhanced comments to clarify the role of `Shutdown` as a counterpart to `Init`, emphasizing resource cleanup and defensive coding for multithreaded scenarios. Referenced Issue #537 for additional context.

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
Co-authored-by: Tig <tig@users.noreply.github.com>
2025-10-20 14:51:14 -06:00
Tig
fdeaa8331b Fixes #4298 - Updates test namespaces (#4299)
* Refactored test namespaces.
Moved some tests that were in wrong project.
Code cleanup

* Parrallel -> Parallel
2025-10-20 14:14:38 -06:00
Copilot
041e9de70e Migrate 210 tests to UnitTests.Parallelizable, add CreateFakeDriver helper, prove View.Draw() works in parallel tests, and provide comprehensive performance analysis (#4297)
* Initial plan

* Migrate Category A test files to UnitTests.Parallelizable (135 tests)

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add 11 ButtonTests to Parallelizable, remove from UnitTests

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add comprehensive test migration report

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add comprehensive performance analysis of UnitTests

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Migrate 2 Autocomplete tests and add Text tests analysis

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add proof-of-concept: TextFormatter.Draw works in parallel tests with local driver

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add CreateFakeDriver helper to ParallelizableBase and migrate 4 TextFormatterTests

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Remove proof-of-concept test from AutocompleteTests

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Move Scheme-accessing tests back to UnitTests to fix intermittent failures

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Update parallel tests README to document ConfigurationManager/SchemeManager restrictions

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Document static member restriction in parallel tests README

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Restore accidentally deleted ButtonTests.Accept_Cancel_Event_OnAccept_Returns_True test

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Migrate Accept_Cancel_Event_OnAccept_Returns_True test to Parallelizable

Co-authored-by: tig <585482+tig@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
2025-10-20 08:56:11 -06:00
Copilot
ed64f5773e Fixes #4282 - Migrate tests from UnitTests to UnitTests.Parallelizable (67 tests migrated + comprehensive documentation) (#4293)
* Initial plan

* Add 31 parallelizable LineCanvas unit tests

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add 4 parallelizable Ruler unit tests

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Complete Category A migration - 35 tests migrated

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Remove duplicate tests from UnitTests after migration to Parallelizable

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Migrate 6 pure unit tests from ColorPicker and DatePicker to Parallelizable

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix duplicate test names between UnitTests and Parallelizable

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Migrate 11 Label tests to Parallelizable (52 tests total)

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix documentation: SetupFakeDriver tests CAN be parallelized

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add comprehensive parallelization rules to documentation

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Update README and start migrating Button/CheckBox/RadioGroup tests

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Remove duplicate Button tests from UnitTests

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Migrate 5 CheckBox unit tests to Parallelizable (27 with Theory expansion)

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Migrate 4 more CheckBox tests to Parallelizable (67 tests total, 9,478 passing)

Co-authored-by: tig <585482+tig@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
Co-authored-by: Tig <tig@users.noreply.github.com>
2025-10-19 19:04:43 -06:00
Copilot
86b7996598 Fix intermittent macOS unit test failures by forcing FakeDriver when ConsoleDriver.RunningUnitTests is true (#4291)
* Initial plan

* Add safeguard to force FakeDriver when ConsoleDriver.RunningUnitTests is true

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add test to verify FakeDriver is used when RunningUnitTests is true

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add debug logging to make unit test safeguard visible in CI logs

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Modify unit-tests.yml to run tests 10 times on macOS to verify fix stability

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Revert "Modify unit-tests.yml to run tests 10 times on macOS to verify fix stability"

Co-authored-by: tig <585482+tig@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
2025-10-19 11:50:28 -06:00
Tig
8aec05248d Fixes #4274 - v2win vsdebugconsole issue CM related UnitTest failures (#4287)
* Fixes #4274. Using Windows Host Console v2win is rendering window size badly using VSDebugConsole.exe

* Fixes #4259. Our wcwidth library is out of date (#4281)

* Update package versions and remove hack code from RuneExtensions

Updated several package versions in `Directory.Packages.props`, including `JetBrains.Annotations`, `Microsoft.Extensions.Logging.Abstractions`, `System.IO.Abstractions`, and `Wcwidth`.

Refactored methods in `RuneExtensions.cs`:
- Simplified `GetColumns` by removing special Unicode handling.
- Renamed constants to follow naming conventions.
- Improved logic and readability in `DecodeSurrogatePair`, `Encode`, and `GetEncodingLength`.
- Streamlined `IsSurrogatePair` and `MakePrintable` for clarity and efficiency.

* Update package version ranges for flexibility

Updated the `JetBrains.Annotations` package to use a version range
starting from `2025.2.2` to allow future updates. Adjusted the
`Microsoft.Extensions.Logging.Abstractions` package to a version
range `[9.0.0,10)` for compatibility. Changed `System.IO.Abstractions`
to a range `[22.0.16,23)` and `Wcwidth` to `[3.0.0,)` to enable
future updates within specified ranges.

* Remove legacy drivers, simplify architecture, and reorganize codebase structure (#4270)

* Initial plan

* Remove legacy drivers and reorganize v2 architecture

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Extract Windows key helper utilities and fix build

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix all test references to legacy drivers

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Update documentation to reflect new driver architecture

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Remove V2.cd diagram file

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fix test failures: support legacy drivers and update exception handling

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* updated driver names

* Move V2 tests from ConsoleDrivers/V2 to proper locations

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Rename ApplicationV2 to ModernApplicationImpl to remove v2 terminology

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Remove V2 terminology from test drivers and FakeDriver classes

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Merge ModernApplicationImpl into ApplicationImpl and move to App folder

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Create modern FakeDriver with component factory architecture in Terminal.Gui project

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Refactor: Move non-platform-dependent code from /Drivers to /App

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Code cleanup and org

* Unit test reorg

* Refactor MainLoop architecture: rename classes and enhance documentation for clarity

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Add comprehensive FakeDriver tests (WIP - some tests need fixes)

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fixed FakeDriver build failures

* Fix all FakeDriver test failures - Application.Top creation and clipboard behaviors

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fixed FakeDriver build failures2

* Remove hanging legacy FakeDriver tests that use Console.MockKeyPresses

Co-authored-by: tig <585482+tig@users.noreply.github.com>

* Fixed some tests

* Fixed more tests

* Fixed more tests

* Fix bad copilot (#4277)

* Update Terminal.Gui/Drivers/FakeDriver/FakeConsoleOutput.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Refactor Application Init and Update Tests

Refactored `Application.Init` to improve initialization logic:
- Added fallback to `ForceDriver` when `driverName` is null.
- Changed repeated `Init` calls to throw `InvalidOperationException`.
- Updated `_driverName` assignment logic for robustness.

Enhanced `IConsoleDriver` with detailed remarks on implementations.

Revised test cases to align with updated `Application.Init` behavior:
- Replaced `FakeDriver` with `null` and `driverName: "fake"`.
- Skipped or commented out tests incompatible with new logic.
- Improved formatting and removed redundant setup code.

Improved code style and consistency across the codebase:
- Standardized parameter formatting and spacing.
- Removed outdated comments and unused code.

General cleanup to enhance readability and maintainability.

* Warp fix copilot (#4278)

* More fixes (#4279)

* Fixes/works around test failures and temporarily disable failing test

Updated `FakeDriver` to set `RunningUnitTests` to `true` and initialize dimensions using `FakeConsole`. Modified `TestRespondersDisposedAttribute` to set `ConsoleDriver.RunningUnitTests` in the `Before` method, ensuring proper behavior during unit tests.

Temporarily disabled the `Button_CanFocus_False_Raises_Accepted_Correctly` test in `ViewCommandTests` by adding a `Skip` parameter to the `[Fact]` attribute, referencing issue #4270.

* Allow all tests to run despite failures in UnitTests

Modified the `dotnet test` command in the `Run UnitTestsParallelizable` step to set `xunit.stopOnFail` to `false`. This ensures that the test runner does not stop execution on the first failure, allowing all tests to execute regardless of individual test outcomes.

* Refactor ApplicationScreenTests for cleaner setup/teardown

Refactored `ClearContents_Called_When_Top_Frame_Changes` test:
- Added `[AutoInitShutdown]` attribute for automatic lifecycle management.
- Replaced manual `Application.Init` and `Application.Top` setup with `Application.Begin` and `RunState`.
- Simplified event handling by defining `ClearedContents` handler inline.
- Removed explicit cleanup logic, relying on `Application.End` for teardown.

Updated `using` directives to include `UnitTests` namespace.

* Attempt to fix intermittent local test failures.

Update ApplicationImpl initialization parameter

Changed the second parameter of the `impl.Init` method in the
`FakeApplicationFactory` class from `"dotnet"` to `"fake"`.

* Code cleanup to cause Action to re-run.

* Stop tests on first failure in UnitTestsParallelizable

Updated the `dotnet test` command in `unit-tests.yml` to set the `xunit.stopOnFail` parameter to `true`. This change ensures that test execution halts immediately upon encountering a failure, allowing quicker identification and resolution of issues. Note that this may prevent the full test suite from running in the event of a failure.

* Allow all tests to run despite failures in CI

Updated `unit-tests.yml` to set `xunit.stopOnFail` to `false`
in both `Run UnitTests` and `Run UnitTestsParallelizable`
steps. This ensures that the test runner does not stop
execution on the first test failure, allowing all tests
to complete even if some fail.

* Enhance RuneExtensions docs and update user dictionary

Updated the `<remarks>` section in `RuneExtensions.GetColumns` to include details about the `wcwidth` implementation and improved readability with `<para>` tags. Added `wcwidth` to the user dictionary in `Terminal.sln.DotSettings` to avoid spelling errors.

* Improve XML doc formatting in RuneExtensions.cs

Updated the remarks section of the `GetColumns` method in the
`RuneExtensions` class to enhance readability by reformatting
and properly indenting `<para>` tags. The content remains
unchanged, describing the method's implementation via `wcwidth`
and its role as a Terminal.Gui extension for `System.Text.Rune`.

* Refactor drivers and improve clipboard handling

Replaced legacy drivers (`CursesDriver`, `NetDriver`) with
`UnixDriver` and `DotNetDriver` across the codebase, including
comments, method names, and test cases. Updated documentation
and remarks to reflect the new driver names and platforms.

Revamped clipboard handling with new platform-specific
implementations: `UnixClipboard` for Unix, `MacOSXClipboard`
for macOS, and `WSLClipboard` for Linux under WSL. Removed
the old `CursesClipboard` and consolidated clipboard logic.

Updated test cases to align with the new drivers and clipboard
implementations. Improved naming consistency and cleaned up
redundant code. Updated the README and documentation to
reflect these changes.

* Remove `PlatformColor` from `Attribute` struct

This commit removes the `PlatformColor` property from the `Attribute` struct, simplifying the codebase by eliminating platform-specific color handling. The following changes were made:

- Removed `PlatformColor` from the `Attribute` struct, including its initialization, usage, and related comments.
- Updated constructors to no longer initialize or use `PlatformColor`.
- Modified `Equals` and `GetHashCode` methods to exclude `PlatformColor`.
- Updated `UnixComponentFactory` documentation to remove references to "v2unix."
- Renamed `v2TestDriver` to `testDriver` in the `With` class for clarity.
- Removed `PlatformColor` references in `DriverAssert` and related error messages.
- Deleted test cases in `AttributeTests` that relied on `PlatformColor`.
- Cleaned up comments and TODOs related to `PlatformColor` and `UnixDriver`.

These changes reflect a shift away from platform-dependent color management, improving code clarity and reducing complexity.

Remove `PlatformColor` and simplify `Attribute` logic

The `PlatformColor` property has been removed from the `Attribute` struct, along with its associated logic, simplifying the codebase and eliminating platform-specific dependencies. Constructors, equality checks, and hash code generation in `Attribute` have been updated accordingly.

The `CurrentAttribute` property in `ConsoleDriver` and `OutputBuffer` has been simplified, removing dependencies on `Application.Driver`. The `MakeColor` method logic has been removed or simplified in related classes.

Tests in `AttributeTests` have been refactored to reflect these changes, focusing on `Foreground`, `Background`, and `Style`. Unix-specific logic tied to `PlatformColor` has been eliminated.

Additional updates include renaming parameters in the `With` class for clarity, simplifying `DriverAssert` output, and performing minor code cleanups to improve readability and maintainability.

* Refactor Terminal.Gui driver architecture for v2

Updated documentation to reflect the new modular driver architecture in Terminal.Gui v2.

- Revised `namespace-drivers.md` to include new components (`IConsoleInput`, `IConsoleOutput`, `IInputProcessor`, `IOutputBuffer`, `IWindowSizeMonitor`) and terminal size monitoring.
- Replaced "Key Components" with "Architecture Overview" and added details on the **Component Factory** pattern.
- Documented the four driver implementations (`DotNetDriver`, `WindowsDriver`, `UnixDriver`, `FakeDriver`) and their platform-specific optimizations.
- Added a "Threading Model" section to explain the multi-threaded design for responsive input handling.
- Updated examples to demonstrate driver capabilities and explicit driver selection.

In `drivers.md`:
- Expanded the "Overview" to emphasize the modular, component-based architecture.
- Reorganized "Drivers" into "Available Drivers" and added details on `FakeDriver` for unit testing.
- Added sections on "Initialization Flow," "Shutdown Flow," and platform-specific driver details.
- Provided examples for accessing driver components and creating custom drivers.

In `index.md`:
- Updated "Cross Platform" feature to reflect new driver names and clarified compatibility with SSH and monochrome terminals.

* Moved files around

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
Co-authored-by: Tig <tig@users.noreply.github.com>
Co-authored-by: Thomas Nind <31306100+tznind@users.noreply.github.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Fix nit test.

* Change ClearScreenNextIteration to internal and trying to fix unit test failure

* Reuse method and fix text field color to normal, probably due some changed configuration

* Fix scenario Shortcut not restoring Application.Quit

* Giving more time to load Scrolling scenario and display failing scenario

* Revert changes and add more assertions

* Forcing CI tests again and I suspect that is causing by UpdateFromJson unit test

* Changed test to force fake driver

* Ensure restore the original colors

* Update test runner behavior in unit-tests.yml

Changed `fail-fast` to `false` in `non_parallel_unittests` to allow all runners to complete even if errors occur. Updated `xunit.stopOnFail` to `true` in both `Run UnitTests` and `Run UnitTestsParallelizable` steps to stop test execution immediately upon failure. These changes improve test handling and execution consistency.

Refactor and enhance configuration and scheme handling

Refactored `ConfigurationManager` and `Scope<T>` to improve clarity and ensure proper resetting to hardcoded defaults. Updated `Color` constructor to use ARGB values for accuracy. Added debug assertions and logging for better test reliability.

Expanded test coverage:
- Verified hardcoded schemes and themes reset correctly.
- Added tests for `UpdateFromJson` behavior and `Color.ToString` output.
- Improved `SchemeManager` and `SchemeTests` to validate attributes and scheme overrides.

General improvements include better state management during tests and enhanced readability of event handlers.

* Found cause of #4288 and provided a workaround

* Reverted unneeded change to ComboBoxTests

* Fixed test that wasn't actually testing anything

* Added more precise unit test showing issue

* Added more precise unit test showing issue2

* Made test even more precise

* Potential fix for underlying issue

* Fixed test that broke with last change

* Reverted`ConfigurationManager` to return `_hardCodedConfigPropertyCache` directly, eliminating deep copy overhead for better performance.

Added a new test in `ConfigurationManagerTests` to verify that `GetHardCodedConfigPropertyCache` always returns the same reference. Updated existing tests to reflect this change.

Refactored `SchemeManagerTests` to use `try-finally` blocks for proper cleanup and improved test reliability. Applied similar changes to other test methods for consistency.

Re-enabled the `UpdateFrom_Corrupts_Schemes_HardCodeDefaults` test in `ThemeScopeTests` as the underlying issue has been rnot been esolved.

* Updated the `Disable` method calls across test classes to use
the new overload with a `true` parameter, ensuring consistent
behavior.

* Refactor and fix configuration and theme management

Refactored method names across multiple classes for clarity and consistency (e.g., `LoadCurrentValues` to `UpdateToCurrentValues`, `ResetToHardCodedDefaults` to `LoadHardCodedDefaults`). Removed redundant attributes from `ConfigurationManager`.

Implemented a workaround for `SchemeManager` to address issues with hard-coded schemes being overwritten. Updated `ThemeManager` logic to ensure proper initialization and updates of themes.

Aligned unit tests with refactored methods and added comments to document changes. Made minor adjustments to improve code maintainability, including handling of property values and removal of unused variables.

* Fix hard-coded defaults corruption in ThemeScope

Replaced `ResetToCurrentValues` with `ResetToHardCodedDefaults` across multiple files to address corruption of hard-coded defaults.

- Added a partial workaround in `ConfigurationManager.cs` to prevent overwriting hard-coded schemes in `ThemeScope`.
- Highlighted known issues with `UpdateToCurrentValues` in `ThemeManager.cs`.
- Updated tests in `ConfigurationManagerTests`, `SchemeManagerTests`, and others to reflect the reset method.
- Skipped or modified tests that rely on `ResetToCurrentValues` due to its corruption issues.
- Refactored `GlyphTests` to ensure proper cleanup using `try-finally`.
- Added comments and skipped tests to document and work around known bugs (e.g., #4288).

* Clarify comments and add theme reset functionality

Updated comments in `SchemeManager` and `ThemeManager` to clarify that the workaround for hardcoded schemes is partial.

Added a new `LoadHardCodedDefaults` method to `ThemeManager`, marked with `[RequiresUnreferencedCode]` and `[RequiresDynamicCode]`, to reset themes to hardcoded defaults. This method ensures proper initialization by throwing an exception if `ConfigurationManager` is not initialized.

Updated `ThemeManager` to call `SchemeManager.LoadToHardCodedDefaults` during the theme reset process, ensuring consistent loading of hardcoded schemes.

* Removed special handling for the "Schemes" key in `hardCodedThemeProperties`,

* Code cleanup

Refactored XML documentation comments for better readability.
Enhanced exception handling in `GetScheme(Schemes)` by adding a null check and throwing `ArgumentException` for invalid inputs.
Simplified method definitions by converting multi-line methods to single-line.
Updated attributes for `LoadToHardCodedDefaults` to align with the `SetSchemes` method.
Refactored `LoadToHardCodedDefaults` implementation for cleaner code.

Added support for Visual Studio debug console in `WindowsDriver`, including disabling the alternative screen buffer, preserving original console colors, and restoring them on shutdown.

Performed general code cleanup, including removing unnecessary comments and improving inline comments for clarity.

* Refactor and remove redundant validation methods

Removed `Validate` methods from `ConfigurationManager`, `Scope<T>`, and `ThemeManager`, indicating a shift in validation responsibilities. Enabled nullable reference types in `Scope.cs` to enforce stricter nullability checks. Simplified `Scope<T>` constructor and replaced explicit type declarations with `var` for improved readability. Adjusted LINQ query formatting and removed unused `using System.Text.Json;` to clean up dependencies. Made minor formatting changes for consistency and maintainability.

* Refactor ConfigurationManager for clarity and safety

Renamed `ResetToCurrentValues` to `UpdateToCurrentValues` for better clarity and updated all references, including comments and documentation. Introduced `_hardCodedConfigPropertyCacheLock` to ensure thread-safety when accessing `_hardCodedConfigPropertyCache`. Updated `Reset` terminology to `Update` across the codebase to reflect the updated behavior.

Improved `SerializerContext` initialization with concise syntax and fixed a formatting issue in a `Console.WriteLine` statement. Reformatted filtering logic for `configPropertiesByScope` for better readability.

Updated test cases in `AppSettingsScopeTests` and `ConfigurationManagerTests` to align with the renamed method and ensure consistent functionality.

* Code cleanup

Improve readability and handle null in serialization

Refactored LINQ queries to remove redundant line breaks, improving code readability. Updated comments for clarity and adjusted tone. Added a null check for the `prop` variable during serialization to ensure proper handling of null values by writing `null` to the JSON writer.

* Code Cleanup - Refactor ThemeManager and improve nullability handling

Updated ThemeManager to improve method visibility, naming consistency, and documentation. Introduced `GetHardCodedThemes` and `SetThemes` for better encapsulation. Made `DEFAULT_THEME_NAME` public for broader access. Enhanced nullability handling across multiple files using the null-forgiving operator (`!`) to suppress warnings.

Refactored `Themes.cs` to ensure proper cleanup of `allViewsView`. Simplified assertions in test files to reflect updated method visibility and removed redundant checks. Improved code clarity and maintainability throughout the codebase.

---------

Co-authored-by: BDisp <bd.bdisp@gmail.com>
Co-authored-by: Copilot <198982749+Copilot@users.noreply.github.com>
Co-authored-by: tig <585482+tig@users.noreply.github.com>
Co-authored-by: Thomas Nind <31306100+tznind@users.noreply.github.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
2025-10-19 09:44:08 -06:00
Tig
3a8cbf3ca7 Revert "Fixes #4274. Using Windows Host Console v2win is rendering window siz…" (#4286)
This reverts commit 75f5a847c0.
2025-10-16 17:43:24 -06:00