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Wpf: Don't fire shown if widget is disposed #2874

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Merged
cwensley merged 1 commit into from
Dec 6, 2025
+7 −2
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Wpf: Don't fire shown if widget is disposed #2874

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9 changes: 7 additions & 2 deletions src/Eto.Wpf/Forms/WpfWindow.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -264,8 +264,13 @@ public override void AttachEvent(string id)
// this is a trick to achieve similar behaviour as in WinForms
// (IsVisibleChanged triggers too early, we want it after measure-lay-render)
Control.Dispatcher.BeginInvoke(new Action(() =>
Callback.OnShown(Widget, EventArgs.Empty)),
sw.Threading.DispatcherPriority.ContextIdle, null);
{
if (Widget.IsDisposed)
return;
Callback.OnShown(Widget, EventArgs.Empty);

}),
sw.Threading.DispatcherPriority.ContextIdle, null);
}
};
break;
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