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Fixes #5461. AnsiOutput should momentarily display a blank screen instead of rendering to a screen with the wrong dimensions #5462

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Merged
BDisp merged 1 commit into from
Jun 2, 2026
+4 −2
Merged

Fixes #5461. AnsiOutput should momentarily display a blank screen instead of rendering to a screen with the wrong dimensions #5462

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6 changes: 4 additions & 2 deletions Terminal.Gui/Drivers/AnsiDriver/AnsiOutput.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -39,7 +39,7 @@ public class AnsiOutput : OutputBase, IOutput
// Tracks which underlying platform APIs are in use
private readonly AnsiPlatform _platform;

private Size _consoleSize = new (80, 25);
private Size _consoleSize;
private IOutputBuffer? _lastBuffer;

private readonly WindowsVTOutputHelper? _windowsVTOutput;
Expand Down Expand Up @@ -71,7 +71,6 @@ public AnsiOutput (AppModel appModel = AppModel.FullScreen)
_platform = AnsiPlatform.Degraded;

_lastBuffer = new OutputBufferImpl ();
_lastBuffer.SetSize (80, 25);
_currentCursor = new Cursor ();

try
Expand All @@ -86,6 +85,9 @@ public AnsiOutput (AppModel appModel = AppModel.FullScreen)
// Check if we have a real console first
if (!IsAttachedToTerminal)
{
_consoleSize = new Size (80, 25);
_lastBuffer.SetSize (_consoleSize.Width, _consoleSize.Height);

Trace.Lifecycle (nameof (AnsiOutput), "Init", "No real terminal attached. Running in degraded mode.");

return;
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