Fix possible crash from clicking invalid undo item in undo history form by refreshing undo form when max steps changes.

SuuperW · SuuperW · commit dd737650f9b3 · 2025-10-02T14:12:52.000-05:00
diff --git a/src/BizHawk.Client.EmuHawk/tools/TAStudio/TAStudio.MenuItems.cs b/src/BizHawk.Client.EmuHawk/tools/TAStudio/TAStudio.MenuItems.cs
@@ -717,6 +717,11 @@ public void UpdateChangeLogMaxSteps(int value)
 			{
 				branch.ChangeLog.MaxSteps = value;
 			}
+
+			if (_undoForm != null && !_undoForm.IsDisposed)
+			{
+				_undoForm.UpdateValues();
+			}
 		}
 
 		private void SetRewindStepFastMenuItem_Click(object sender, EventArgs e)

Original file line number	Diff line number	Diff line change
`@@ -717,6 +717,11 @@ public void UpdateChangeLogMaxSteps(int value)`
`717`	`717`	`{`
`718`	`718`	`branch.ChangeLog.MaxSteps = value;`
`719`	`719`	`}`
	`720`	`+`
	`721`	`+ if (_undoForm != null && !_undoForm.IsDisposed)`
	`722`	`+ {`
	`723`	`+ _undoForm.UpdateValues();`
	`724`	`+ }`
`720`	`725`	`}`
`721`	`726`
`722`	`727`	`private void SetRewindStepFastMenuItem_Click(object sender, EventArgs e)`