mirror of
https://github.com/gui-cs/Terminal.Gui.git
synced 2025-12-26 15:57:56 +01:00
a84b2c4896
* 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.
1548 lines
53 KiB
C#
1548 lines
53 KiB
C#
#nullable enable
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using System.Data;
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using System.Globalization;
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using System.Text;
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namespace UICatalog.Scenarios;
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[ScenarioMetadata ("TableEditor", "Implements data table editor using the TableView control.")]
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[ScenarioCategory ("TableView")]
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[ScenarioCategory ("Controls")]
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[ScenarioCategory ("Dialogs")]
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[ScenarioCategory ("Text and Formatting")]
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public class TableEditor : Scenario
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{
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private readonly HashSet<FileSystemInfo>? _checkedFileSystemInfos = [];
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private readonly List<IDisposable>? _toDispose = [];
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private readonly List<UnicodeRange>? _ranges =
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[
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new (
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0x0000,
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0x001F,
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"ASCII Control Characters"
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),
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new (0x0080, 0x009F, "C0 Control Characters"),
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new (
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0x1100,
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0x11ff,
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"Hangul Jamo"
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), // This is where wide chars tend to start
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new (0x20A0, 0x20CF, "Currency Symbols"),
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new (0x2100, 0x214F, "Letterlike Symbols"),
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new (0x2190, 0x21ff, "Arrows"),
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new (0x2200, 0x22ff, "Mathematical symbols"),
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new (
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0x2300,
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0x23ff,
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"Miscellaneous Technical"
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),
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new (
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0x2500,
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0x25ff,
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"Box Drawing & Geometric Shapes"
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),
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new (0x2600, 0x26ff, "Miscellaneous Symbols"),
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new (0x2700, 0x27ff, "Dingbats"),
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new (0x2800, 0x28ff, "Braille"),
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new (
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0x2b00,
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0x2bff,
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"Miscellaneous Symbols and Arrows"
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),
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new (
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0xFB00,
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0xFb4f,
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"Alphabetic Presentation Forms"
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),
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new (
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0x12400,
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0x1240f,
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"Cuneiform Numbers and Punctuation"
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),
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new (
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(uint)(Terminal.Gui.Views.UnicodeRange.Ranges.Max (r => r.End) - 16),
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(uint)Terminal.Gui.Views.UnicodeRange.Ranges.Max (r => r.End),
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"End"
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),
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new (0x0020, 0x007F, "Basic Latin"),
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new (0x00A0, 0x00FF, "Latin-1 Supplement"),
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new (0x0100, 0x017F, "Latin Extended-A"),
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new (0x0180, 0x024F, "Latin Extended-B"),
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new (0x0250, 0x02AF, "IPA Extensions"),
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new (
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0x02B0,
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0x02FF,
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"Spacing Modifier Letters"
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),
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new (
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0x0300,
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0x036F,
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"Combining Diacritical Marks"
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),
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new (0x0370, 0x03FF, "Greek and Coptic"),
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new (0x0400, 0x04FF, "Cyrillic"),
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new (0x0500, 0x052F, "Cyrillic Supplementary"),
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new (0x0530, 0x058F, "Armenian"),
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new (0x0590, 0x05FF, "Hebrew"),
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new (0x0600, 0x06FF, "Arabic"),
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new (0x0700, 0x074F, "Syriac"),
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new (0x0780, 0x07BF, "Thaana"),
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new (0x0900, 0x097F, "Devanagari"),
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new (0x0980, 0x09FF, "Bengali"),
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new (0x0A00, 0x0A7F, "Gurmukhi"),
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new (0x0A80, 0x0AFF, "Gujarati"),
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new (0x0B00, 0x0B7F, "Oriya"),
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new (0x0B80, 0x0BFF, "Tamil"),
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new (0x0C00, 0x0C7F, "Telugu"),
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new (0x0C80, 0x0CFF, "Kannada"),
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new (0x0D00, 0x0D7F, "Malayalam"),
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new (0x0D80, 0x0DFF, "Sinhala"),
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new (0x0E00, 0x0E7F, "Thai"),
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new (0x0E80, 0x0EFF, "Lao"),
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new (0x0F00, 0x0FFF, "Tibetan"),
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new (0x1000, 0x109F, "Myanmar"),
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new (0x10A0, 0x10FF, "Georgian"),
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new (0x1100, 0x11FF, "Hangul Jamo"),
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new (0x1200, 0x137F, "Ethiopic"),
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new (0x13A0, 0x13FF, "Cherokee"),
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new (
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0x1400,
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0x167F,
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"Unified Canadian Aboriginal Syllabics"
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),
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new (0x1680, 0x169F, "Ogham"),
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new (0x16A0, 0x16FF, "Runic"),
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new (0x1700, 0x171F, "Tagalog"),
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new (0x1720, 0x173F, "Hanunoo"),
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new (0x1740, 0x175F, "Buhid"),
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new (0x1760, 0x177F, "Tagbanwa"),
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new (0x1780, 0x17FF, "Khmer"),
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new (0x1800, 0x18AF, "Mongolian"),
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new (0x1900, 0x194F, "Limbu"),
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new (0x1950, 0x197F, "Tai Le"),
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new (0x19E0, 0x19FF, "Khmer Symbols"),
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new (0x1D00, 0x1D7F, "Phonetic Extensions"),
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new (
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0x1E00,
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0x1EFF,
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"Latin Extended Additional"
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),
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new (0x1F00, 0x1FFF, "Greek Extended"),
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new (0x2000, 0x206F, "General Punctuation"),
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new (
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0x2070,
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0x209F,
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"Superscripts and Subscripts"
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),
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new (0x20A0, 0x20CF, "Currency Symbols"),
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new (
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0x20D0,
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0x20FF,
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"Combining Diacritical Marks for Symbols"
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),
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new (0x2100, 0x214F, "Letterlike Symbols"),
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new (0x2150, 0x218F, "Number Forms"),
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new (0x2190, 0x21FF, "Arrows"),
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new (0x2200, 0x22FF, "Mathematical Operators"),
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new (
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0x2300,
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0x23FF,
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"Miscellaneous Technical"
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),
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new (0x2400, 0x243F, "Control Pictures"),
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new (
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0x2440,
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0x245F,
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"Optical Character Recognition"
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),
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new (0x2460, 0x24FF, "Enclosed Alphanumerics"),
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new (0x2500, 0x257F, "Box Drawing"),
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new (0x2580, 0x259F, "Block Elements"),
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new (0x25A0, 0x25FF, "Geometric Shapes"),
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new (0x2600, 0x26FF, "Miscellaneous Symbols"),
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new (0x2700, 0x27BF, "Dingbats"),
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new (
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0x27C0,
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0x27EF,
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"Miscellaneous Mathematical Symbols-A"
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),
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new (0x27F0, 0x27FF, "Supplemental Arrows-A"),
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|
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new (0x2800, 0x28FF, "Braille Patterns"),
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new (0x2900, 0x297F, "Supplemental Arrows-B"),
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new (
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0x2980,
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0x29FF,
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|
"Miscellaneous Mathematical Symbols-B"
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),
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|
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new (
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0x2A00,
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0x2AFF,
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"Supplemental Mathematical Operators"
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),
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new (
|
|
0x2B00,
|
|
0x2BFF,
|
|
"Miscellaneous Symbols and Arrows"
|
|
),
|
|
|
|
new (
|
|
0x2E80,
|
|
0x2EFF,
|
|
"CJK Radicals Supplement"
|
|
),
|
|
|
|
new (0x2F00, 0x2FDF, "Kangxi Radicals"),
|
|
|
|
new (
|
|
0x2FF0,
|
|
0x2FFF,
|
|
"Ideographic Description Characters"
|
|
),
|
|
|
|
new (
|
|
0x3000,
|
|
0x303F,
|
|
"CJK Symbols and Punctuation"
|
|
),
|
|
|
|
new (0x3040, 0x309F, "Hiragana"),
|
|
|
|
new (0x30A0, 0x30FF, "Katakana"),
|
|
|
|
new (0x3100, 0x312F, "Bopomofo"),
|
|
|
|
new (
|
|
0x3130,
|
|
0x318F,
|
|
"Hangul Compatibility Jamo"
|
|
),
|
|
|
|
new (0x3190, 0x319F, "Kanbun"),
|
|
|
|
new (0x31A0, 0x31BF, "Bopomofo Extended"),
|
|
|
|
new (
|
|
0x31F0,
|
|
0x31FF,
|
|
"Katakana Phonetic Extensions"
|
|
),
|
|
|
|
new (
|
|
0x3200,
|
|
0x32FF,
|
|
"Enclosed CJK Letters and Months"
|
|
),
|
|
|
|
new (0x3300, 0x33FF, "CJK Compatibility"),
|
|
|
|
new (
|
|
0x3400,
|
|
0x4DBF,
|
|
"CJK Unified Ideographs Extension A"
|
|
),
|
|
|
|
new (
|
|
0x4DC0,
|
|
0x4DFF,
|
|
"Yijing Hexagram Symbols"
|
|
),
|
|
|
|
new (0x4E00, 0x9FFF, "CJK Unified Ideographs"),
|
|
|
|
new (0xA000, 0xA48F, "Yi Syllables"),
|
|
|
|
new (0xA490, 0xA4CF, "Yi Radicals"),
|
|
|
|
new (0xAC00, 0xD7AF, "Hangul Syllables"),
|
|
|
|
new (0xD800, 0xDB7F, "High Surrogates"),
|
|
|
|
new (
|
|
0xDB80,
|
|
0xDBFF,
|
|
"High Private Use Surrogates"
|
|
),
|
|
|
|
new (0xDC00, 0xDFFF, "Low Surrogates"),
|
|
|
|
new (0xE000, 0xF8FF, "Private Use Area"),
|
|
|
|
new (
|
|
0xF900,
|
|
0xFAFF,
|
|
"CJK Compatibility Ideographs"
|
|
),
|
|
|
|
new (
|
|
0xFB00,
|
|
0xFB4F,
|
|
"Alphabetic Presentation Forms"
|
|
),
|
|
|
|
new (
|
|
0xFB50,
|
|
0xFDFF,
|
|
"Arabic Presentation Forms-A"
|
|
),
|
|
|
|
new (0xFE00, 0xFE0F, "Variation Selectors"),
|
|
|
|
new (0xFE20, 0xFE2F, "Combining Half Marks"),
|
|
|
|
new (
|
|
0xFE30,
|
|
0xFE4F,
|
|
"CJK Compatibility Forms"
|
|
),
|
|
|
|
new (0xFE50, 0xFE6F, "Small Form Variants"),
|
|
|
|
new (
|
|
0xFE70,
|
|
0xFEFF,
|
|
"Arabic Presentation Forms-B"
|
|
),
|
|
|
|
new (
|
|
0xFF00,
|
|
0xFFEF,
|
|
"Halfwidth and Fullwidth Forms"
|
|
),
|
|
|
|
new (0xFFF0, 0xFFFF, "Specials"),
|
|
|
|
new (0x10000, 0x1007F, "Linear B Syllabary"),
|
|
|
|
new (0x10080, 0x100FF, "Linear B Ideograms"),
|
|
|
|
new (0x10100, 0x1013F, "Aegean Numbers"),
|
|
|
|
new (0x10300, 0x1032F, "Old Italic"),
|
|
|
|
new (0x10330, 0x1034F, "Gothic"),
|
|
|
|
new (0x10380, 0x1039F, "Ugaritic"),
|
|
|
|
new (0x10400, 0x1044F, "Deseret"),
|
|
|
|
new (0x10450, 0x1047F, "Shavian"),
|
|
|
|
new (0x10480, 0x104AF, "Osmanya"),
|
|
|
|
new (0x10800, 0x1083F, "Cypriot Syllabary"),
|
|
|
|
new (
|
|
0x1D000,
|
|
0x1D0FF,
|
|
"Byzantine Musical Symbols"
|
|
),
|
|
|
|
new (0x1D100, 0x1D1FF, "Musical Symbols"),
|
|
|
|
new (
|
|
0x1D300,
|
|
0x1D35F,
|
|
"Tai Xuan Jing Symbols"
|
|
),
|
|
|
|
new (
|
|
0x1D400,
|
|
0x1D7FF,
|
|
"Mathematical Alphanumeric Symbols"
|
|
),
|
|
|
|
new (0x1F600, 0x1F532, "Emojis Symbols"),
|
|
|
|
new (
|
|
0x20000,
|
|
0x2A6DF,
|
|
"CJK Unified Ideographs Extension B"
|
|
),
|
|
|
|
new (
|
|
0x2F800,
|
|
0x2FA1F,
|
|
"CJK Compatibility Ideographs Supplement"
|
|
),
|
|
|
|
new (0xE0000, 0xE007F, "Tags")
|
|
];
|
|
|
|
private Scheme? _alternatingScheme;
|
|
private DataTable? _currentTable;
|
|
private Scheme? _redScheme;
|
|
private Scheme? _redSchemeAlt;
|
|
private TableView? _tableView;
|
|
|
|
/// <summary>
|
|
/// Builds a simple table in which cell values contents are the index of the cell. This helps testing that
|
|
/// scrolling etc is working correctly and not skipping out any rows/columns when paging
|
|
/// </summary>
|
|
/// <param name="cols"></param>
|
|
/// <param name="rows"></param>
|
|
/// <returns></returns>
|
|
public static DataTable BuildSimpleDataTable (int cols, int rows)
|
|
{
|
|
var dt = new DataTable ();
|
|
|
|
for (var c = 0; c < cols; c++)
|
|
{
|
|
dt.Columns.Add ("Col" + c);
|
|
}
|
|
|
|
for (var r = 0; r < rows; r++)
|
|
{
|
|
DataRow newRow = dt.NewRow ();
|
|
|
|
for (var c = 0; c < cols; c++)
|
|
{
|
|
newRow [c] = $"R{r}C{c}";
|
|
}
|
|
|
|
dt.Rows.Add (newRow);
|
|
}
|
|
|
|
return dt;
|
|
}
|
|
|
|
public override void Main ()
|
|
{
|
|
// Init
|
|
Application.Init ();
|
|
|
|
// Setup - Create a top-level application window and configure it.
|
|
Runnable appWindow = new ();
|
|
|
|
_tableView = new () { X = 0, Y = 1, Width = Dim.Fill (), Height = Dim.Fill (1) };
|
|
|
|
var menu = new MenuBar ();
|
|
|
|
// File menu
|
|
menu.Add (
|
|
new MenuBarItem (
|
|
"_File",
|
|
[
|
|
new MenuItem { Title = "_OpenBigExample", Action = () => OpenExample (true) },
|
|
new MenuItem { Title = "_OpenSmallExample", Action = () => OpenExample (false) },
|
|
new MenuItem { Title = "OpenCharacter_Map", Action = OpenUnicodeMap },
|
|
new MenuItem { Title = "OpenTreeExample", Action = OpenTreeExample },
|
|
new MenuItem { Title = "_CloseExample", Action = CloseExample },
|
|
new MenuItem { Title = "_Quit", Action = Quit }
|
|
]
|
|
)
|
|
);
|
|
|
|
// View menu - created with helper method due to complexity
|
|
menu.Add (CreateViewMenu ());
|
|
|
|
// Column menu
|
|
menu.Add (
|
|
new MenuBarItem (
|
|
"_Column",
|
|
[
|
|
new MenuItem { Title = "_Set Max Width", Action = SetMaxWidth },
|
|
new MenuItem { Title = "_Set Min Width", Action = SetMinWidth },
|
|
new MenuItem { Title = "_Set MinAcceptableWidth", Action = SetMinAcceptableWidth },
|
|
new MenuItem { Title = "_Set All MinAcceptableWidth=1", Action = SetMinAcceptableWidthToOne }
|
|
]
|
|
)
|
|
);
|
|
|
|
appWindow.Add (menu);
|
|
|
|
var selectedCellLabel = new Label
|
|
{
|
|
Text = "0,0"
|
|
};
|
|
|
|
var statusBar = new StatusBar (
|
|
[
|
|
new (
|
|
Application.QuitKey,
|
|
"Quit",
|
|
Quit
|
|
),
|
|
new (
|
|
Key.F2,
|
|
"OpenExample",
|
|
() => OpenExample (true)
|
|
),
|
|
new (
|
|
Key.F3,
|
|
"CloseExample",
|
|
CloseExample
|
|
),
|
|
new (
|
|
Key.F4,
|
|
"OpenSimple",
|
|
() => OpenSimple (true)
|
|
),
|
|
new ()
|
|
{
|
|
HelpText = "Cell:",
|
|
CommandView = selectedCellLabel
|
|
}
|
|
]
|
|
)
|
|
{
|
|
AlignmentModes = AlignmentModes.IgnoreFirstOrLast
|
|
};
|
|
appWindow.Add (statusBar);
|
|
|
|
appWindow.Add (_tableView);
|
|
|
|
_tableView!.SelectedCellChanged += (s, e) => { selectedCellLabel.Text = $"{_tableView!.SelectedRow},{_tableView!.SelectedColumn}"; };
|
|
_tableView!.CellActivated += EditCurrentCell;
|
|
_tableView!.KeyDown += TableViewKeyPress;
|
|
|
|
//SetupScrollBar ();
|
|
|
|
_redScheme = new ()
|
|
{
|
|
Disabled = appWindow.GetAttributeForRole (VisualRole.Disabled),
|
|
HotFocus = appWindow.GetAttributeForRole (VisualRole.HotFocus),
|
|
Focus = appWindow.GetAttributeForRole (VisualRole.Focus),
|
|
Normal = new (Color.Red, appWindow.GetAttributeForRole (VisualRole.Normal).Background)
|
|
};
|
|
|
|
_alternatingScheme = new ()
|
|
{
|
|
Disabled = appWindow.GetAttributeForRole (VisualRole.Disabled),
|
|
HotFocus = appWindow.GetAttributeForRole (VisualRole.HotFocus),
|
|
Focus = appWindow.GetAttributeForRole (VisualRole.Focus),
|
|
Normal = new (Color.White, Color.BrightBlue)
|
|
};
|
|
|
|
_redSchemeAlt = new ()
|
|
{
|
|
Disabled = appWindow.GetAttributeForRole (VisualRole.Disabled),
|
|
HotFocus = appWindow.GetAttributeForRole (VisualRole.HotFocus),
|
|
Focus = appWindow.GetAttributeForRole (VisualRole.Focus),
|
|
Normal = new (Color.Red, Color.BrightBlue)
|
|
};
|
|
|
|
// if user clicks the mouse in TableView
|
|
_tableView!.MouseClick += (s, e) =>
|
|
{
|
|
if (_currentTable == null)
|
|
{
|
|
return;
|
|
}
|
|
|
|
_tableView!.ScreenToCell (e.Position, out int? clickedCol);
|
|
|
|
if (clickedCol != null)
|
|
{
|
|
if (e.Flags.HasFlag (MouseFlags.Button1Clicked))
|
|
{
|
|
// left click in a header
|
|
SortColumn (clickedCol.Value);
|
|
}
|
|
else if (e.Flags.HasFlag (MouseFlags.Button3Clicked))
|
|
{
|
|
// right click in a header
|
|
ShowHeaderContextMenu (clickedCol.Value, e);
|
|
}
|
|
}
|
|
};
|
|
|
|
_tableView!.KeyBindings.ReplaceCommands (Key.Space, Command.Accept);
|
|
|
|
// Run - Start the application.
|
|
Application.Run (appWindow);
|
|
appWindow.Dispose ();
|
|
|
|
// Shutdown - Calling Application.Shutdown is required.
|
|
Application.Shutdown ();
|
|
}
|
|
|
|
private MenuBarItem CreateViewMenu ()
|
|
{
|
|
// Store checkbox references for the toggle methods to access
|
|
Dictionary<string, CheckBox> checkboxes = new ();
|
|
|
|
MenuItem CreateCheckBoxMenuItem (string key, string title, bool initialState, Action<bool> onToggle)
|
|
{
|
|
CheckBox checkBox = new ()
|
|
{
|
|
Title = title,
|
|
CheckedState = initialState ? CheckState.Checked : CheckState.UnChecked
|
|
};
|
|
|
|
checkBox.CheckedStateChanged += (s, e) => onToggle (checkBox.CheckedState == CheckState.Checked);
|
|
|
|
MenuItem item = new () { CommandView = checkBox };
|
|
|
|
item.Accepting += (s, e) =>
|
|
{
|
|
checkBox.AdvanceCheckState ();
|
|
e.Handled = true;
|
|
};
|
|
|
|
checkboxes [key] = checkBox;
|
|
|
|
return item;
|
|
}
|
|
|
|
return new (
|
|
"_View",
|
|
[
|
|
CreateCheckBoxMenuItem (
|
|
"ShowHeaders",
|
|
"_ShowHeaders",
|
|
_tableView!.Style.ShowHeaders,
|
|
state =>
|
|
{
|
|
_tableView!.Style.ShowHeaders = state;
|
|
_tableView!.Update ();
|
|
}
|
|
),
|
|
CreateCheckBoxMenuItem (
|
|
"AlwaysShowHeaders",
|
|
"_AlwaysShowHeaders",
|
|
_tableView!.Style.AlwaysShowHeaders,
|
|
state =>
|
|
{
|
|
_tableView!.Style.AlwaysShowHeaders = state;
|
|
_tableView!.Update ();
|
|
}
|
|
),
|
|
CreateCheckBoxMenuItem (
|
|
"HeaderOverline",
|
|
"_HeaderOverLine",
|
|
_tableView!.Style.ShowHorizontalHeaderOverline,
|
|
state =>
|
|
{
|
|
_tableView!.Style.ShowHorizontalHeaderOverline = state;
|
|
_tableView!.Update ();
|
|
}
|
|
),
|
|
CreateCheckBoxMenuItem (
|
|
"HeaderMidline",
|
|
"_HeaderMidLine",
|
|
_tableView!.Style.ShowVerticalHeaderLines,
|
|
state =>
|
|
{
|
|
_tableView!.Style.ShowVerticalHeaderLines = state;
|
|
_tableView!.Update ();
|
|
}
|
|
),
|
|
CreateCheckBoxMenuItem (
|
|
"HeaderUnderline",
|
|
"_HeaderUnderLine",
|
|
_tableView!.Style.ShowHorizontalHeaderUnderline,
|
|
state =>
|
|
{
|
|
_tableView!.Style.ShowHorizontalHeaderUnderline = state;
|
|
_tableView!.Update ();
|
|
}
|
|
),
|
|
CreateCheckBoxMenuItem (
|
|
"Bottomline",
|
|
"_BottomLine",
|
|
_tableView!.Style.ShowHorizontalBottomline,
|
|
state =>
|
|
{
|
|
_tableView!.Style.ShowHorizontalBottomline = state;
|
|
_tableView!.Update ();
|
|
}
|
|
),
|
|
CreateCheckBoxMenuItem (
|
|
"HorizontalScrollIndicators",
|
|
"_HorizontalScrollIndicators",
|
|
_tableView!.Style.ShowHorizontalScrollIndicators,
|
|
state =>
|
|
{
|
|
_tableView!.Style.ShowHorizontalScrollIndicators = state;
|
|
_tableView!.Update ();
|
|
}
|
|
),
|
|
CreateCheckBoxMenuItem (
|
|
"FullRowSelect",
|
|
"_FullRowSelect",
|
|
_tableView!.FullRowSelect,
|
|
state =>
|
|
{
|
|
_tableView!.FullRowSelect = state;
|
|
_tableView!.Update ();
|
|
}
|
|
),
|
|
CreateCheckBoxMenuItem (
|
|
"CellLines",
|
|
"_CellLines",
|
|
_tableView!.Style.ShowVerticalCellLines,
|
|
state =>
|
|
{
|
|
_tableView!.Style.ShowVerticalCellLines = state;
|
|
_tableView!.Update ();
|
|
}
|
|
),
|
|
CreateCheckBoxMenuItem (
|
|
"ExpandLastColumn",
|
|
"_ExpandLastColumn",
|
|
_tableView!.Style.ExpandLastColumn,
|
|
state =>
|
|
{
|
|
_tableView!.Style.ExpandLastColumn = state;
|
|
_tableView!.Update ();
|
|
}
|
|
),
|
|
CreateCheckBoxMenuItem (
|
|
"AlwaysUseNormalColorForVerticalCellLines",
|
|
"_AlwaysUseNormalColorForVerticalCellLines",
|
|
_tableView!.Style.AlwaysUseNormalColorForVerticalCellLines,
|
|
state =>
|
|
{
|
|
_tableView!.Style.AlwaysUseNormalColorForVerticalCellLines = state;
|
|
_tableView!.Update ();
|
|
}
|
|
),
|
|
CreateCheckBoxMenuItem (
|
|
"SmoothScrolling",
|
|
"_SmoothHorizontalScrolling",
|
|
_tableView!.Style.SmoothHorizontalScrolling,
|
|
state =>
|
|
{
|
|
_tableView!.Style.SmoothHorizontalScrolling = state;
|
|
_tableView!.Update ();
|
|
}
|
|
),
|
|
new MenuItem
|
|
{
|
|
Title = "_AllLines",
|
|
Action = () =>
|
|
{
|
|
_tableView!.Style.ShowHorizontalHeaderOverline = true;
|
|
_tableView!.Style.ShowVerticalHeaderLines = true;
|
|
_tableView!.Style.ShowHorizontalHeaderUnderline = true;
|
|
_tableView!.Style.ShowVerticalCellLines = true;
|
|
|
|
checkboxes ["HeaderOverline"].CheckedState = CheckState.Checked;
|
|
checkboxes ["HeaderMidline"].CheckedState = CheckState.Checked;
|
|
checkboxes ["HeaderUnderline"].CheckedState = CheckState.Checked;
|
|
checkboxes ["CellLines"].CheckedState = CheckState.Checked;
|
|
|
|
_tableView!.Update ();
|
|
}
|
|
},
|
|
new MenuItem
|
|
{
|
|
Title = "_NoLines",
|
|
Action = () =>
|
|
{
|
|
_tableView!.Style.ShowHorizontalHeaderOverline = false;
|
|
_tableView!.Style.ShowVerticalHeaderLines = false;
|
|
_tableView!.Style.ShowHorizontalHeaderUnderline = false;
|
|
_tableView!.Style.ShowVerticalCellLines = false;
|
|
|
|
checkboxes ["HeaderOverline"].CheckedState = CheckState.UnChecked;
|
|
checkboxes ["HeaderMidline"].CheckedState = CheckState.UnChecked;
|
|
checkboxes ["HeaderUnderline"].CheckedState = CheckState.UnChecked;
|
|
checkboxes ["CellLines"].CheckedState = CheckState.UnChecked;
|
|
|
|
_tableView!.Update ();
|
|
}
|
|
},
|
|
CreateCheckBoxMenuItem (
|
|
"Checkboxes",
|
|
"_Checkboxes",
|
|
false,
|
|
state =>
|
|
{
|
|
if (state)
|
|
{
|
|
ToggleCheckboxes (false);
|
|
checkboxes ["Radioboxes"].CheckedState = CheckState.UnChecked;
|
|
}
|
|
else if (HasCheckboxes ())
|
|
{
|
|
ToggleCheckboxes (false);
|
|
}
|
|
}
|
|
),
|
|
CreateCheckBoxMenuItem (
|
|
"Radioboxes",
|
|
"_Radioboxes",
|
|
false,
|
|
state =>
|
|
{
|
|
if (state)
|
|
{
|
|
ToggleCheckboxes (true);
|
|
checkboxes ["Checkboxes"].CheckedState = CheckState.UnChecked;
|
|
}
|
|
else if (HasCheckboxes ())
|
|
{
|
|
ToggleCheckboxes (true);
|
|
}
|
|
}
|
|
),
|
|
CreateCheckBoxMenuItem (
|
|
"AlternatingColors",
|
|
"Alternating Colors",
|
|
false,
|
|
state =>
|
|
{
|
|
if (state)
|
|
{
|
|
_tableView!.Style.RowColorGetter = a => { return a.RowIndex % 2 == 0 ? _alternatingScheme : null; };
|
|
}
|
|
else
|
|
{
|
|
_tableView!.Style.RowColorGetter = null;
|
|
}
|
|
|
|
_tableView!.SetNeedsDraw ();
|
|
}
|
|
),
|
|
CreateCheckBoxMenuItem (
|
|
"Cursor",
|
|
"Invert Selected Cell First Character",
|
|
_tableView!.Style.InvertSelectedCellFirstCharacter,
|
|
state =>
|
|
{
|
|
_tableView!.Style.InvertSelectedCellFirstCharacter = state;
|
|
_tableView!.SetNeedsDraw ();
|
|
}
|
|
),
|
|
new MenuItem { Title = "_ClearColumnStyles", Action = ClearColumnStyles },
|
|
new MenuItem { Title = "Sho_w All Columns", Action = ShowAllColumns }
|
|
]
|
|
);
|
|
}
|
|
|
|
protected override void Dispose (bool disposing)
|
|
{
|
|
base.Dispose (disposing);
|
|
|
|
foreach (IDisposable d in _toDispose!)
|
|
{
|
|
d.Dispose ();
|
|
}
|
|
}
|
|
|
|
private DataTable BuildUnicodeMap ()
|
|
{
|
|
var dt = new DataTable ();
|
|
|
|
// add cols called 0 to 9
|
|
for (var i = 0; i < 10; i++)
|
|
{
|
|
DataColumn col = dt.Columns.Add (i.ToString (), typeof (uint));
|
|
ColumnStyle style = _tableView!.Style.GetOrCreateColumnStyle (col.Ordinal);
|
|
style.RepresentationGetter = o => new Rune ((uint)o).ToString ();
|
|
}
|
|
|
|
// add cols called a to z
|
|
for (int i = 'a'; i < 'a' + 26; i++)
|
|
{
|
|
DataColumn col = dt.Columns.Add (((char)i).ToString (), typeof (uint));
|
|
ColumnStyle style = _tableView!.Style.GetOrCreateColumnStyle (col.Ordinal);
|
|
style.RepresentationGetter = o => new Rune ((uint)o).ToString ();
|
|
}
|
|
|
|
// now add table contents
|
|
List<uint> runes = new ();
|
|
|
|
foreach (UnicodeRange range in _ranges!)
|
|
{
|
|
for (uint i = range.Start; i <= range.End; i++)
|
|
{
|
|
runes.Add (i);
|
|
}
|
|
}
|
|
|
|
DataRow? dr = null;
|
|
|
|
for (var i = 0; i < runes.Count; i++)
|
|
{
|
|
if (dr == null || i % dt.Columns.Count == 0)
|
|
{
|
|
dr = dt.Rows.Add ();
|
|
}
|
|
|
|
dr [i % dt.Columns.Count] = runes [i].ToString ();
|
|
}
|
|
|
|
return dt;
|
|
}
|
|
|
|
private void CheckOrUncheckFile (FileSystemInfo info, bool check)
|
|
{
|
|
if (check)
|
|
{
|
|
_checkedFileSystemInfos!.Add (info);
|
|
}
|
|
else
|
|
{
|
|
_checkedFileSystemInfos!.Remove (info);
|
|
}
|
|
}
|
|
|
|
private void ClearColumnStyles ()
|
|
{
|
|
_tableView!.Style.ColumnStyles.Clear ();
|
|
_tableView!.Update ();
|
|
}
|
|
|
|
private void CloseExample () { _tableView!.Table = null; }
|
|
|
|
private void EditCurrentCell (object? sender, CellActivatedEventArgs e)
|
|
{
|
|
if (e.Table is not DataTableSource || _currentTable == null)
|
|
{
|
|
return;
|
|
}
|
|
|
|
int tableCol = ToTableCol (e.Col);
|
|
|
|
if (tableCol < 0)
|
|
{
|
|
return;
|
|
}
|
|
|
|
object o = _currentTable.Rows [e.Row] [tableCol];
|
|
|
|
string title = o is uint u ? GetUnicodeCategory (u) + $"(0x{o:X4})" : "Enter new value";
|
|
|
|
var oldValue = _currentTable.Rows [e.Row] [tableCol].ToString ();
|
|
var okPressed = false;
|
|
|
|
var ok = new Button { Text = "Ok", IsDefault = true };
|
|
|
|
ok.Accepting += (s, e) =>
|
|
{
|
|
okPressed = true;
|
|
Application.RequestStop ();
|
|
};
|
|
var cancel = new Button { Text = "Cancel" };
|
|
cancel.Accepting += (s, e) => { Application.RequestStop (); };
|
|
var d = new Dialog { Title = title, Buttons = [ok, cancel] };
|
|
|
|
var lbl = new Label { X = 0, Y = 1, Text = _tableView!.Table.ColumnNames [e.Col] };
|
|
|
|
var tf = new TextField { Text = oldValue, X = 0, Y = 2, Width = Dim.Fill () };
|
|
|
|
d.Add (lbl, tf);
|
|
tf.SetFocus ();
|
|
|
|
Application.Run (d);
|
|
d.Dispose ();
|
|
|
|
if (okPressed)
|
|
{
|
|
try
|
|
{
|
|
_currentTable.Rows [e.Row] [tableCol] =
|
|
string.IsNullOrWhiteSpace (tf.Text) ? DBNull.Value : tf.Text;
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
MessageBox.ErrorQuery ((sender as View)?.App, 60, 20, "Failed to set text", ex.Message, "Ok");
|
|
}
|
|
|
|
_tableView!.Update ();
|
|
}
|
|
}
|
|
|
|
private IEnumerable<FileSystemInfo> GetChildren (FileSystemInfo arg)
|
|
{
|
|
try
|
|
{
|
|
return arg is DirectoryInfo d ? d.GetFileSystemInfos () : Enumerable.Empty<FileSystemInfo> ();
|
|
}
|
|
catch (Exception)
|
|
{
|
|
// Permission denied etc
|
|
return [];
|
|
}
|
|
}
|
|
|
|
private int? GetColumn ()
|
|
{
|
|
if (_tableView!.Table == null)
|
|
{
|
|
return null;
|
|
}
|
|
|
|
if (_tableView!.SelectedColumn < 0 || _tableView!.SelectedColumn > _tableView!.Table.Columns)
|
|
{
|
|
return null;
|
|
}
|
|
|
|
return _tableView!.SelectedColumn;
|
|
}
|
|
|
|
private string GetHumanReadableFileSize (FileSystemInfo fsi)
|
|
{
|
|
if (fsi is not FileInfo fi)
|
|
{
|
|
return string.Empty;
|
|
}
|
|
|
|
long value = fi.Length;
|
|
CultureInfo culture = CultureInfo.CurrentUICulture;
|
|
|
|
return GetHumanReadableFileSize (value, culture);
|
|
}
|
|
|
|
private string GetHumanReadableFileSize (long value, CultureInfo culture)
|
|
{
|
|
const long ByteConversion = 1024;
|
|
string [] SizeSuffixes = { "bytes", "KB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB" };
|
|
|
|
if (value < 0)
|
|
{
|
|
return "-" + GetHumanReadableFileSize (-value, culture);
|
|
}
|
|
|
|
if (value == 0)
|
|
{
|
|
return "0.0 bytes";
|
|
}
|
|
|
|
var mag = (int)Math.Log (value, ByteConversion);
|
|
double adjustedSize = value / Math.Pow (1000, mag);
|
|
|
|
return string.Format (culture.NumberFormat, "{0:n2} {1}", adjustedSize, SizeSuffixes [mag]);
|
|
}
|
|
|
|
private string GetProposedNewSortOrder (int clickedCol, out bool isAsc)
|
|
{
|
|
// work out new sort order
|
|
string sort = _currentTable!.DefaultView.Sort;
|
|
string colName = _tableView!.Table.ColumnNames [clickedCol];
|
|
|
|
if (sort?.EndsWith ("ASC") ?? false)
|
|
{
|
|
sort = $"{colName} DESC";
|
|
isAsc = false;
|
|
}
|
|
else
|
|
{
|
|
sort = $"{colName} ASC";
|
|
isAsc = true;
|
|
}
|
|
|
|
return sort;
|
|
}
|
|
|
|
private string GetUnicodeCategory (uint u) { return _ranges!.FirstOrDefault (r => u >= r.Start && u <= r.End)?.Category ?? "Unknown"; }
|
|
private bool HasCheckboxes () => _tableView!.Table is CheckBoxTableSourceWrapperBase;
|
|
|
|
private void HideColumn (int clickedCol)
|
|
{
|
|
ColumnStyle style = _tableView!.Style.GetOrCreateColumnStyle (clickedCol);
|
|
style.Visible = false;
|
|
_tableView!.Update ();
|
|
}
|
|
|
|
private void OpenExample (bool big)
|
|
{
|
|
SetTable (TableView.BuildDemoDataTable (big ? 30 : 5, big ? 1000 : 5));
|
|
SetDemoTableStyles ();
|
|
}
|
|
|
|
private void OpenSimple (bool big) { SetTable (BuildSimpleDataTable (big ? 30 : 5, big ? 1000 : 5)); }
|
|
|
|
private void OpenTreeExample ()
|
|
{
|
|
_tableView!.Style.ColumnStyles.Clear ();
|
|
|
|
TreeView<FileSystemInfo> tree = new ()
|
|
{
|
|
AspectGetter = f => f.Name, TreeBuilder = new DelegateTreeBuilder<FileSystemInfo> (GetChildren)
|
|
};
|
|
|
|
TreeTableSource<FileSystemInfo> source = new (
|
|
_tableView,
|
|
"Name",
|
|
tree,
|
|
new ()
|
|
{
|
|
{ "Extension", f => f.Extension },
|
|
{ "CreationTime", f => f.CreationTime },
|
|
{ "FileSize", GetHumanReadableFileSize }
|
|
}
|
|
);
|
|
|
|
HashSet<string> seen = new ();
|
|
|
|
try
|
|
{
|
|
foreach (string path in Environment.GetLogicalDrives ())
|
|
{
|
|
tree.AddObject (new DirectoryInfo (path));
|
|
}
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
MessageBox.ErrorQuery (_tableView?.App, "Could not find local drives", e.Message, "Ok");
|
|
}
|
|
|
|
_tableView!.Table = source;
|
|
|
|
_toDispose?.Add (tree);
|
|
}
|
|
|
|
private void OpenUnicodeMap ()
|
|
{
|
|
SetTable (BuildUnicodeMap ());
|
|
_tableView?.Update ();
|
|
}
|
|
|
|
private void Quit () { Application.RequestStop (); }
|
|
|
|
private void RunColumnWidthDialog (
|
|
int? col,
|
|
string prompt,
|
|
Action<ColumnStyle, int> setter,
|
|
Func<ColumnStyle, int> getter
|
|
)
|
|
{
|
|
if (col == null)
|
|
{
|
|
return;
|
|
}
|
|
|
|
var accepted = false;
|
|
var ok = new Button { Text = "Ok", IsDefault = true };
|
|
|
|
ok.Accepting += (s, e) =>
|
|
{
|
|
accepted = true;
|
|
(s as View)?.App?.RequestStop ();
|
|
};
|
|
var cancel = new Button { Text = "Cancel" };
|
|
cancel.Accepting += (s, e) => { (s as View)?.App?.RequestStop (); };
|
|
|
|
var d = new Dialog
|
|
{
|
|
Title = prompt,
|
|
Buttons = [ok, cancel]
|
|
};
|
|
|
|
ColumnStyle style = _tableView!.Style.GetOrCreateColumnStyle (col.Value);
|
|
|
|
var lbl = new Label { X = 0, Y = 0, Text = $"{_tableView!.Table.ColumnNames [col.Value]}: " };
|
|
var tf = new TextField { Text = getter (style).ToString (), X = Pos.Right (lbl), Y = 0, Width = 20 };
|
|
|
|
d.Add (lbl, tf);
|
|
tf.SetFocus ();
|
|
|
|
_tableView.App?.Run (d);
|
|
d.Dispose ();
|
|
|
|
if (accepted)
|
|
{
|
|
try
|
|
{
|
|
setter (style, int.Parse (tf.Text));
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
MessageBox.ErrorQuery (_tableView.App, 60, 20, "Failed to set", ex.Message, "Ok");
|
|
}
|
|
|
|
_tableView!.Update ();
|
|
}
|
|
}
|
|
|
|
private void SetDemoTableStyles ()
|
|
{
|
|
_tableView!.Style.ColumnStyles.Clear ();
|
|
|
|
var alignMid = new ColumnStyle { Alignment = Alignment.Center };
|
|
var alignRight = new ColumnStyle { Alignment = Alignment.End };
|
|
|
|
var dateFormatStyle = new ColumnStyle
|
|
{
|
|
Alignment = Alignment.End,
|
|
RepresentationGetter = v =>
|
|
v is DateTime d ? d.ToString ("yyyy-MM-dd") : v.ToString ()
|
|
};
|
|
|
|
var negativeRight = new ColumnStyle
|
|
{
|
|
Format = "0.##",
|
|
MinWidth = 10,
|
|
AlignmentGetter = v => v is double d
|
|
?
|
|
|
|
// align negative values right
|
|
d < 0
|
|
? Alignment.End
|
|
:
|
|
|
|
// align positive values left
|
|
Alignment.Start
|
|
:
|
|
|
|
// not a double
|
|
Alignment.Start,
|
|
ColorGetter = a => a.CellValue is double d
|
|
?
|
|
|
|
// color 0 and negative values red
|
|
d <= 0.0000001
|
|
? a.RowIndex % 2 == 0
|
|
? _redSchemeAlt
|
|
: _redScheme
|
|
:
|
|
|
|
// use normal scheme for positive values
|
|
null
|
|
:
|
|
|
|
// not a double
|
|
null
|
|
};
|
|
|
|
_tableView!.Style.ColumnStyles.Add (_currentTable!.Columns ["DateCol"]!.Ordinal, dateFormatStyle);
|
|
_tableView!.Style.ColumnStyles.Add (_currentTable!.Columns ["DoubleCol"]!.Ordinal, negativeRight);
|
|
_tableView!.Style.ColumnStyles.Add (_currentTable!.Columns ["NullsCol"]!.Ordinal, alignMid);
|
|
_tableView!.Style.ColumnStyles.Add (_currentTable!.Columns ["IntCol"]!.Ordinal, alignRight);
|
|
|
|
_tableView!.Update ();
|
|
}
|
|
|
|
private void SetMaxWidth ()
|
|
{
|
|
int? col = GetColumn ();
|
|
RunColumnWidthDialog (col, "MaxWidth", (s, v) => s.MaxWidth = v, s => s.MaxWidth);
|
|
}
|
|
|
|
private void SetMinAcceptableWidth ()
|
|
{
|
|
int? col = GetColumn ();
|
|
|
|
RunColumnWidthDialog (
|
|
col,
|
|
"MinAcceptableWidth",
|
|
(s, v) => s.MinAcceptableWidth = v,
|
|
s => s.MinAcceptableWidth
|
|
);
|
|
}
|
|
|
|
private void SetMinAcceptableWidthToOne ()
|
|
{
|
|
for (var i = 0; i < _tableView!.Table.Columns; i++)
|
|
{
|
|
ColumnStyle style = _tableView!.Style.GetOrCreateColumnStyle (i);
|
|
style.MinAcceptableWidth = 1;
|
|
}
|
|
}
|
|
|
|
private void SetMinWidth ()
|
|
{
|
|
int? col = GetColumn ();
|
|
RunColumnWidthDialog (col, "MinWidth", (s, v) => s.MinWidth = v, s => s.MinWidth);
|
|
}
|
|
|
|
private void SetTable (DataTable dataTable) { _tableView!.Table = new DataTableSource (_currentTable = dataTable); }
|
|
|
|
//private void SetupScrollBar ()
|
|
//{
|
|
// var scrollBar = new ScrollBarView (_tableView, true);
|
|
|
|
// scrollBar.ChangedPosition += (s, e) =>
|
|
// {
|
|
// _tableView!.RowOffset = scrollBar.Position;
|
|
|
|
// if (_tableView!.RowOffset != scrollBar.Position)
|
|
// {
|
|
// scrollBar.Position = _tableView!.RowOffset;
|
|
// }
|
|
|
|
// _tableView!.SetNeedsDraw ();
|
|
// };
|
|
// /*
|
|
// scrollBar.OtherScrollBarView.ChangedPosition += (s,e) => {
|
|
// tableView.LeftItem = scrollBar.OtherScrollBarView.Position;
|
|
// if (tableView.LeftItem != scrollBar.OtherScrollBarView.Position) {
|
|
// scrollBar.OtherScrollBarView.Position = tableView.LeftItem;
|
|
// }
|
|
// tableView.SetNeedsDraw ();
|
|
// };*/
|
|
|
|
// _tableView!.DrawingContent += (s, e) =>
|
|
// {
|
|
// scrollBar.Size = _tableView!.Table?.Rows ?? 0;
|
|
// scrollBar.Position = _tableView!.RowOffset;
|
|
|
|
// //scrollBar.OtherScrollBarView.Size = tableView.Maxlength - 1;
|
|
// //scrollBar.OtherScrollBarView.Position = tableView.LeftItem;
|
|
// scrollBar.Refresh ();
|
|
// };
|
|
//}
|
|
|
|
private void ShowAllColumns ()
|
|
{
|
|
foreach (KeyValuePair<int, ColumnStyle> colStyle in _tableView!.Style.ColumnStyles)
|
|
{
|
|
colStyle.Value.Visible = true;
|
|
}
|
|
|
|
_tableView!.Update ();
|
|
}
|
|
|
|
private void ShowHeaderContextMenu (int clickedCol, MouseEventArgs e)
|
|
{
|
|
if (HasCheckboxes () && clickedCol == 0)
|
|
{
|
|
return;
|
|
}
|
|
|
|
string sort = GetProposedNewSortOrder (clickedCol, out bool isAsc);
|
|
string colName = _tableView!.Table.ColumnNames [clickedCol];
|
|
|
|
PopoverMenu? contextMenu = new (
|
|
[
|
|
new (
|
|
$"Hide {TrimArrows (colName)}",
|
|
"",
|
|
() => HideColumn (clickedCol)
|
|
),
|
|
new (
|
|
$"Sort {StripArrows (sort)}",
|
|
"",
|
|
() => SortColumn (clickedCol, sort, isAsc)
|
|
)
|
|
]);
|
|
|
|
// Registering with the PopoverManager will ensure that the context menu is closed when the view is no longer focused
|
|
// and the context menu is disposed when it is closed.
|
|
e.View?.App!.Popover?.Register (contextMenu);
|
|
contextMenu?.MakeVisible (new (e.ScreenPosition.X + 1, e.ScreenPosition.Y + 1));
|
|
}
|
|
|
|
private void SortColumn (int clickedCol)
|
|
{
|
|
string sort = GetProposedNewSortOrder (clickedCol, out bool isAsc);
|
|
|
|
// don't try to sort on the toggled column
|
|
if (HasCheckboxes () && clickedCol == 0)
|
|
{
|
|
return;
|
|
}
|
|
|
|
SortColumn (clickedCol, sort, isAsc);
|
|
}
|
|
|
|
private void SortColumn (int clickedCol, string sort, bool isAsc)
|
|
{
|
|
if (_currentTable == null)
|
|
{
|
|
return;
|
|
}
|
|
|
|
// set a sort order
|
|
_currentTable.DefaultView.Sort = sort;
|
|
|
|
// copy the rows from the view
|
|
DataTable sortedCopy = _currentTable.DefaultView.ToTable ();
|
|
_currentTable.Rows.Clear ();
|
|
|
|
foreach (DataRow r in sortedCopy.Rows)
|
|
{
|
|
_currentTable.ImportRow (r);
|
|
}
|
|
|
|
foreach (DataColumn col in _currentTable.Columns)
|
|
{
|
|
// remove any lingering sort indicator
|
|
col.ColumnName = TrimArrows (col.ColumnName);
|
|
|
|
// add a new one if this the one that is being sorted
|
|
if (col.Ordinal == clickedCol)
|
|
{
|
|
col.ColumnName += isAsc ? Glyphs.UpArrow : Glyphs.DownArrow;
|
|
}
|
|
}
|
|
|
|
_tableView!.Update ();
|
|
}
|
|
|
|
private string StripArrows (string columnName) => columnName.Replace ($"{Glyphs.DownArrow}", "").Replace ($"{Glyphs.UpArrow}", "");
|
|
|
|
private void TableViewKeyPress (object? sender, Key e)
|
|
{
|
|
if (_currentTable == null)
|
|
{
|
|
return;
|
|
}
|
|
|
|
if (e.KeyCode == KeyCode.Delete)
|
|
{
|
|
if (_tableView!.FullRowSelect)
|
|
{
|
|
// Delete button deletes all rows when in full row mode
|
|
foreach (int toRemove in _tableView!.GetAllSelectedCells ()
|
|
.Select (p => p.Y)
|
|
.Distinct ()
|
|
.OrderByDescending (i => i))
|
|
{
|
|
_currentTable.Rows.RemoveAt (toRemove);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// otherwise set all selected cells to null
|
|
foreach (Point pt in _tableView!.GetAllSelectedCells ())
|
|
{
|
|
_currentTable.Rows [pt.Y] [pt.X] = DBNull.Value;
|
|
}
|
|
}
|
|
|
|
_tableView!.Update ();
|
|
e.Handled = true;
|
|
}
|
|
}
|
|
|
|
private void ToggleCheckboxes (bool radio)
|
|
{
|
|
if (_tableView!.Table is CheckBoxTableSourceWrapperBase wrapper)
|
|
{
|
|
// unwrap it to remove check boxes
|
|
_tableView!.Table = wrapper.Wrapping;
|
|
|
|
// if toggling off checkboxes/radio
|
|
if (wrapper.UseRadioButtons == radio)
|
|
{
|
|
return;
|
|
}
|
|
}
|
|
|
|
ITableSource source;
|
|
|
|
// Either toggling on checkboxes/radio or switching from radio to checkboxes (or vice versa)
|
|
if (_tableView!.Table is TreeTableSource<FileSystemInfo> treeSource)
|
|
{
|
|
source = new CheckBoxTableSourceWrapperByObject<FileSystemInfo> (
|
|
_tableView,
|
|
treeSource,
|
|
_checkedFileSystemInfos!.Contains,
|
|
CheckOrUncheckFile
|
|
)
|
|
{ UseRadioButtons = radio };
|
|
}
|
|
else
|
|
{
|
|
source = new CheckBoxTableSourceWrapperByIndex (_tableView, _tableView!.Table) { UseRadioButtons = radio };
|
|
}
|
|
|
|
_tableView!.Table = source;
|
|
}
|
|
|
|
private int ToTableCol (int col)
|
|
{
|
|
if (HasCheckboxes ())
|
|
{
|
|
return col - 1;
|
|
}
|
|
|
|
return col;
|
|
}
|
|
|
|
private string TrimArrows (string columnName) =>
|
|
columnName.TrimEnd (
|
|
(char)Glyphs.UpArrow.Value,
|
|
(char)Glyphs.DownArrow.Value
|
|
);
|
|
|
|
public class UnicodeRange (uint start, uint end, string category)
|
|
{
|
|
public readonly string Category = category;
|
|
public readonly uint End = end;
|
|
public readonly uint Start = start;
|
|
}
|
|
}
|