Corresponds to the nCmdShow parameter passed by Windows to WinMain.
You should pass m_nCmdShow as an argument when you call CWnd::ShowWindow for your application's main window. m_nCmdShow is a public variable of type int.
// The following code fragment is taken from CMyApp::InitInstance. // CMyApp is derived from CWinApp. // The main window has been initialized, so show and update it // using the nCmdShow parameter passed to the application when it // was first launched. // pMainFrame is the main MDI frame window of our app and is derived // from CMDIFrameWnd. pMainFrame->ShowWindow(m_nCmdShow); pMainFrame->UpdateWindow();