Flow.Launcher/Flow.Launcher/Helper/ExceptionHelper.cs

42 lines
1.5 KiB
C#

// This is a direct copy of the file at https://github.com/microsoft/PowerToys/blob/main/src/modules/launcher/PowerLauncher/Helper/ExceptionHelper.cs and adapted for flow.
using System;
using System.Runtime.InteropServices;
namespace Flow.Launcher.Helper;
internal static class ExceptionHelper
{
private const string PresentationFrameworkExceptionSource = "PresentationFramework";
private const int DWM_E_COMPOSITIONDISABLED = unchecked((int)0x80263001);
// HRESULT for NT STATUS STATUS_MESSAGE_LOST (0xC0000701 | 0x10000000 == 0xD0000701)
private const int STATUS_MESSAGE_LOST_HR = unchecked((int)0xD0000701);
/// <summary>
/// Returns true if the exception is a recoverable DWM composition exception.
/// </summary>
internal static bool IsRecoverableDwmCompositionException(Exception exception)
{
if (exception is not COMException comException)
{
return false;
}
if (comException.HResult is DWM_E_COMPOSITIONDISABLED)
{
return true;
}
if (comException.HResult is STATUS_MESSAGE_LOST_HR && comException.Source == PresentationFrameworkExceptionSource)
{
return true;
}
// Check for common DWM composition changed patterns in the stack trace
var stackTrace = comException.StackTrace;
return !string.IsNullOrEmpty(stackTrace) &&
stackTrace.Contains("DwmCompositionChanged", StringComparison.OrdinalIgnoreCase);
}
}