[Mono-bugs] [Bug 81100][Nor] New - ListBox segfaults on SelectedIndex change in DoubleClick handler

bugzilla-daemon at bugzilla.ximian.com bugzilla-daemon at bugzilla.ximian.com
Fri Mar 9 18:35:49 EST 2007

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Changed by contact at i-nz.net.


--- shadow/81100	2007-03-09 18:35:49.000000000 -0500
+++ shadow/81100.tmp.847	2007-03-09 18:35:49.000000000 -0500
@@ -0,0 +1,43 @@
+Bug#: 81100
+Product: Mono: Class Libraries
+Version: 1.2
+OS Details: 
+Status: NEW   
+Priority: Normal
+Component: Windows.Forms
+AssignedTo: toshok at ximian.com                            
+ReportedBy: contact at i-nz.net               
+QAContact: mono-bugs at ximian.com
+TargetMilestone: ---
+Summary: ListBox segfaults on SelectedIndex change in DoubleClick handler
+When SelectedIndex is set to -1 in a DoubleClick handler it enters an
+exception loop and segfaults. Test case attached. The exception and
+stacktrace are:
+System.ArgumentOutOfRangeException: Argument is out of range.
+Parameter name: GetItemRectangle index out of range.
+  at System.Windows.Forms.ListBox.GetItemRectangle (Int32 index) [0x00000] 
+  at System.Windows.Forms.ListBox.GetItemDisplayRectangle (Int32 index,
+Int32 first_displayble) [0x00000] 
+  at System.Windows.Forms.ListBox.InvalidateItem (Int32 index) [0x00000] 
+  at System.Windows.Forms.ListBox.OnLostFocus (System.Object sender,
+System.EventArgs e) [0x00000] 
+  at (wrapper delegate-invoke)
+System.MulticastDelegate:invoke_void_object_EventArgs (object,System.EventArgs)
+  at System.Windows.Forms.Control.OnLostFocus (System.EventArgs e) [0x00000] 
+  at System.Windows.Forms.Control.WmKillFocus
+(System.Windows.Forms.Message& m) [0x00000] 
+  at System.Windows.Forms.Control.WndProc (System.Windows.Forms.Message& m)
+  at System.Windows.Forms.ListBox.WndProc (System.Windows.Forms.Message& m)
+  at System.Windows.Forms.Control+ControlNativeWindow.WndProc
+(System.Windows.Forms.Message& m) [0x00000] 
+  at System.Windows.Forms.NativeWindow.WndProc (IntPtr hWnd, Msg msg,
+IntPtr wParam, IntPtr lParam) [0x00000]

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