3 references to WM_CHECKDESTROY
System.Windows.Forms (3)
winforms\Managed\System\WinForms\Application.cs (3)
4156UnsafeNativeMethods.PostMessage(new HandleRef(this, HandleInternal), WM_CHECKDESTROY, IntPtr.Zero, IntPtr.Zero); 4211UnsafeNativeMethods.PostMessage(new HandleRef(this, Handle), WM_CHECKDESTROY, IntPtr.Zero, IntPtr.Zero); 4214else if (m.Msg == WM_CHECKDESTROY) {