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Debugging conhost

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This commit is contained in:
Tigger Kindel
2023-08-11 10:56:48 -06:00
committed by Tig
parent 293161bca1
commit cd81c927fa
2 changed files with 65 additions and 23 deletions
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2
Terminal.Gui/ConsoleDrivers/NetDriver.cs
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@@ -554,7 +554,7 @@ internal class NetDriver : ConsoleDriver {
const int COLOR_BRIGHT_CYAN = 96;
const int COLOR_BRIGHT_WHITE = 97;
public override bool SupportsTrueColor => Environment.OSVersion.Version.Build >= 14931;
public override bool SupportsTrueColor => true;// Environment.OSVersion.Version.Build >= 14931;
public NetWinVTConsole NetWinConsole { get; private set; }
public bool IsWinPlatform { get; private set; }

86
Terminal.Gui/ConsoleDrivers/WindowsDriver.cs
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@@ -9,7 +9,8 @@ using System.Linq;
using System.Runtime.InteropServices;
using System.Threading;
using System.Threading.Tasks;
using static Unix.Terminal.Curses;
using System.Diagnostics;
using System.Management;
namespace Terminal.Gui;
@@ -69,18 +70,8 @@ internal class WindowsConsole {
if (attr != prev) {
prev = attr;
if (force16Colors) {
//// Assume a 4-bit encoded value for both foreground and background colors.
//// GetColors (value, out foreground, out background);
//var foreground = (int)attr.TrueColorForeground.Value;
//var background = attr.TrueColorForeground.Value;
//_stringBuilder.Append (EscSeqUtils.CSI_SetForegroundColor (foreground));
//_stringBuilder.Append (EscSeqUtils.CSI_SetBackgroundColor (background));
} else {
_stringBuilder.Append (EscSeqUtils.CSI_SetForegroundColorRGB (attr.TrueColorForeground.Value.Red, attr.TrueColorForeground.Value.Green, attr.TrueColorForeground.Value.Blue));
_stringBuilder.Append (EscSeqUtils.CSI_SetBackgroundColorRGB (attr.TrueColorBackground.Value.Red, attr.TrueColorBackground.Value.Green, attr.TrueColorBackground.Value.Blue));
}
_stringBuilder.Append (EscSeqUtils.CSI_SetForegroundColorRGB (attr.TrueColorForeground.Value.Red, attr.TrueColorForeground.Value.Green, attr.TrueColorForeground.Value.Blue));
_stringBuilder.Append (EscSeqUtils.CSI_SetBackgroundColorRGB (attr.TrueColorBackground.Value.Red, attr.TrueColorBackground.Value.Green, attr.TrueColorBackground.Value.Blue));
}
if (info.Char != '\x1b') {
@@ -772,7 +763,7 @@ internal class WindowsDriver : ConsoleDriver {
public WindowsConsole WinConsole { get; private set; }
public override bool SupportsTrueColor => Environment.OSVersion.Version.Build >= 14931;
public override bool SupportsTrueColor => _isWindowsTerminal && Environment.OSVersion.Version.Build >= 14931;
public override bool Force16Colors {
get => base.Force16Colors;
@@ -783,10 +774,15 @@ internal class WindowsDriver : ConsoleDriver {
}
}
bool _isWindowsTerminal = false;
public WindowsDriver ()
{
WinConsole = new WindowsConsole ();
Clipboard = new WindowsClipboard ();
_isWindowsTerminal = false;//Environment.GetEnvironmentVariable ("WT_SESSION") != null;
}
public override void PrepareToRun (MainLoop mainLoop, Action<KeyEvent> keyHandler, Action<KeyEvent> keyDownHandler, Action<KeyEvent> keyUpHandler, Action<MouseEvent> mouseHandler)
@@ -1428,7 +1424,17 @@ internal class WindowsDriver : ConsoleDriver {
try {
// Needed for Windows Terminal
Console.Out.Write (EscSeqUtils.CSI_ActivateAltBufferNoBackscroll);
// ESC [ ? 1047 h Save cursor position and activate xterm alternative buffer (no backscroll)
// ESC [ ? 1047 l Restore cursor position and restore xterm working buffer (with backscroll)
// ESC [ ? 1048 h Save cursor position
// ESC [ ? 1048 l Restore cursor position
// ESC [ ? 1049 h Activate xterm alternative buffer (no backscroll)
// ESC [ ? 1049 l Restore xterm working buffer (with backscroll)
// Per Issue #2264 using the alternative screen buffer is required for Windows Terminal to not
// wipe out the backscroll buffer when the application exits.
if (_isWindowsTerminal) {
Console.Out.Write (EscSeqUtils.CSI_SaveCursorAndActivateAltBufferNoBackscroll);
}
var winSize = WinConsole.GetConsoleOutputWindow (out Point pos);
Cols = winSize.Width;
@@ -1524,7 +1530,6 @@ internal class WindowsDriver : ConsoleDriver {
public override void Refresh ()
{
UpdateScreen ();
WinConsole.SetInitialCursorVisibility ();
UpdateCursor ();
@@ -1656,8 +1661,10 @@ internal class WindowsDriver : ConsoleDriver {
WinConsole?.Cleanup ();
WinConsole = null;
// Disable alternative screen buffer.
Console.Out.Write (EscSeqUtils.CSI_RestoreAltBufferWithBackscroll);
if (_isWindowsTerminal) {
// Disable alternative screen buffer.
Console.Out.Write (EscSeqUtils.CSI_RestoreAltBufferWithBackscroll);
}
}
#region Not Implemented
@@ -1666,6 +1673,45 @@ internal class WindowsDriver : ConsoleDriver {
throw new NotImplementedException ();
}
#endregion
static string GetParentProcessName ()
{
#pragma warning disable CA1416 // Validate platform compatibility
var myId = Process.GetCurrentProcess ().Id;
var query = string.Format ($"SELECT ParentProcessId FROM Win32_Process WHERE ProcessId = {myId}");
var search = new ManagementObjectSearcher ("root\\CIMV2", query);
var queryObj = search.Get ().OfType<ManagementBaseObject> ().FirstOrDefault ();
if (queryObj == null) {
return null;
}
var parentId = (uint)queryObj ["ParentProcessId"];
var parent = Process.GetProcessById ((int)parentId);
var prevParent = parent;
// Check if the parent is from other parent
while (queryObj != null) {
query = string.Format ($"SELECT ParentProcessId FROM Win32_Process WHERE ProcessId = {parentId}");
search = new ManagementObjectSearcher ("root\\CIMV2", query);
queryObj = search.Get ().OfType<ManagementBaseObject> ().FirstOrDefault ();
if (queryObj == null) {
return parent.ProcessName;
}
parentId = (uint)queryObj ["ParentProcessId"];
try {
parent = Process.GetProcessById ((int)parentId);
if (string.Equals (parent.ProcessName, "explorer", StringComparison.InvariantCultureIgnoreCase)) {
return prevParent.ProcessName;
}
prevParent = parent;
} catch (ArgumentException) {
return prevParent.ProcessName;
}
}
return parent.ProcessName;
#pragma warning restore CA1416 // Validate platform compatibility
}
}
/// <summary>
@@ -1820,10 +1866,6 @@ internal class WindowsMainLoop : IMainLoopDriver {
WinChanged?.Invoke (this, new SizeChangedEventArgs (_windowSize));
}
}
public void TearDown ()
{
//throw new NotImplementedException ();
}
}
class WindowsClipboard : ClipboardBase {