ShellProc<br>LRESULT CALLBACK ShellProc(<br> int nCode, // hook code<br> WPARAM wParam, // event-specific information<br> LPARAM lParam // event-specific information<br>);<br> <br>nCode:<br> HSHELL_WINDOWCREATED: A top-level, unowned window has been created. The window exists when the system calls a ShellProc function.