diff --git a/Terminal.Gui/App/ApplicationImpl.Screen.cs b/Terminal.Gui/App/ApplicationImpl.Screen.cs
index ac69266ce..2605156dc 100644
--- a/Terminal.Gui/App/ApplicationImpl.Screen.cs
+++ b/Terminal.Gui/App/ApplicationImpl.Screen.cs
@@ -30,6 +30,8 @@ internal partial class ApplicationImpl
throw new NotImplementedException ("Screen locations other than 0, 0 are not yet supported");
}
+ // TODO: Enable this to actually change the Driver.
+
lock (_lockScreen)
{
_screen = value;
@@ -114,7 +116,7 @@ internal partial class ApplicationImpl
}
///
- /// INTERNAL: Resets the Screen field to null so it will be recalculated on next access.
+ /// INTERNAL: Resets the Screen rectangle to null so it will be recalculated on next access.
///
private void ResetScreen ()
{
@@ -169,20 +171,25 @@ internal partial class ApplicationImpl
views.Insert (0, visiblePopover);
}
+ // Layout
bool neededLayout = View.Layout (views.ToArray ().Reverse ()!, Screen.Size);
+ // Draw
bool needsDraw = forceRedraw || views.Any (v => v is { NeedsDraw: true } or { SubViewNeedsDraw: true });
if (Driver is { } && (neededLayout || needsDraw))
{
Logging.Redraws.Add (1);
- Logging.Trace ("LayoutAndDraw");
Driver.Clip = new (Screen);
+ // Only force a complete redraw if needed (needsLayout or forceRedraw).
+ // Otherwise, just redraw views that need it.
View.Draw (views: views.ToArray ().Cast ()!, neededLayout || forceRedraw);
Driver.Clip = new (Screen);
+
+ // Cause the driver to flush any pending updates to the terminal
Driver?.Refresh ();
}
}