include shell.inc VxDcall _SHELL_PostShellMessage, <wParam, lParam>
Posts a message to the current shell window. Uses C calling conventions.
wParam
Lower 16 bits contain wParam. Upper 16 bits are reserved and must be zero.
lParam
32-bit lParam.
Do not make multiple, successive calls to _SHELL_PostShellMessage. This can fill up the message queue of the window and exhaust available memory.