return CallWindowProc(buttonPlsVisible_proc, hWnd, Msg, wParam, lParam);

static extern IntPtr CallWindowProc(WndProcDelegate lpPrevWndFunc, IntPtr hWnd, uint Msg, IntPtr wParam, IntPtr lParam);

Private Shared Function CallWindowProc(lpPrevWndFunc As WndProcDelegate, hWnd As IntPtr, Msg As UInteger, wParam As IntPtr, lParam As IntPtr) As IntPtr

• Pointer to the window procedure. You must use the CallWindowProc function to call the window procedure. For more information, see WndProc.
The CallWindowProc API
11/23/2012 7:05:10 PM - -67.128.30.210
A delegate for window procedure callbacks (handlers).
7/31/2009 12:04:10 PM - -92.224.233.194

• Pointer to the window procedure. You must use the CallWindowProc function to call the window procedure. For more information, see WndProc.
The CallWindowProc API
11/23/2012 7:05:10 PM - -67.128.30.210
A delegate for window procedure callbacks (handlers).
7/31/2009 12:04:10 PM - -92.224.233.194