2 writes to messageHookHandle
System.Windows.Forms (2)
winforms\Managed\System\WinForms\ToolStripManager.cs (2)
1412messageHookHandle = UnsafeNativeMethods.SetWindowsHookEx(NativeMethods.WH_GETMESSAGE, 1448messageHookHandle = IntPtr.Zero;
7 references to messageHookHandle
System.Windows.Forms (7)
winforms\Managed\System\WinForms\ToolStripManager.cs (7)
1392return messageHookHandle != IntPtr.Zero; 1406if (messageHookHandle != IntPtr.Zero) { 1417if (messageHookHandle != IntPtr.Zero) { 1420Debug.Assert(messageHookHandle != IntPtr.Zero, "Failed to install mouse hook"); 1440return UnsafeNativeMethods.CallNextHookEx(new HandleRef(this, messageHookHandle), nCode, wparam, lparam); 1445if (messageHookHandle != IntPtr.Zero) { 1446UnsafeNativeMethods.UnhookWindowsHookEx(new HandleRef(this, messageHookHandle));