AfxGetApp 

CWinApp* AfxGetApp( );

Return Value

A pointer to the single CWinApp object for the application.

Remarks

The pointer returned by this function can be used to access application information such as the main message-dispatch code or the topmost window.

Example

// Print the application's executable filename.
TRACE("Executable filename = %s\n", AfxGetApp()->m_pszExeName);