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Fix KeyNotFoundException in EventHandler routine.

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This commit is contained in:
kanato 2008-12-28 18:19:07 +00:00
parent 9b3f1dc8ee
commit 14ea26c866
1 changed files with 13 additions and 1 deletions
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14
Source/OpenTK/Platform/MacOS/CarbonGLNative.cs
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@ -217,8 +217,20 @@ namespace OpenTK.Platform.MacOS
protected static OSStatus EventHandler(IntPtr inCaller, IntPtr inEvent, IntPtr userData)
{
EventInfo evt = new EventInfo(inEvent);
// bail out if the window passed in is not actually our window.
if (mWindows.ContainsKey(userData) == false)
return OSStatus.EventNotHandled;
WeakReference reference = mWindows[userData];
// bail out if the CarbonGLNative window has been garbage collected.
if (reference.IsAlive == false)
{
mWindows.Remove(userData);
return OSStatus.EventNotHandled;
}
EventInfo evt = new EventInfo(inEvent);
CarbonGLNative window = (CarbonGLNative)reference.Target;
//Debug.Print("Processing {0} event for {1}.", evt, window.window);