Web6 de jun. de 2024 · These distinctions went away in Win32; they both became 32-bit values. According to this, LPARAM is defined as LONG_PTR, which in 64-bit Windows is a signed, 64-bit value. WPARAM is defined as UINT_PTR, which in 64-bit Windows is an unsigned, 64-bit value. If you are defining your own message, you might want to assign its … Web20 de abr. de 2005 · I have an mfc app in c++ and I wan't to detect, when the minimize button is pressed, and run my own code then. but when using OnSystemCommand to detect it, it detect all the other stuff, like exit, and menu clicks. how can I send the unwanted ones back?
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WebCWnd::OnSysCommand: Called when the user selects a command from the Control menu, or when the user selects the Maximize or Minimize button. CWnd::OnSysDeadChar: … http://www.ucancode.net/Visual_C_MFC_Samples/Multiple-document-views-VC-MFC-Example.htm flour and butter dumplings recipe
c++ - WPARAM and LPARAM parameters - Stack Overflow
Web18 de fev. de 2024 · I have two MFC SDI applications, call them A and B. B is derived from A (B is A plus more). I put a handler for the WM_SYSCOMMAND message in CMainFrame of A and it works fine. I put the same handler in B and the OnSysCommand handler in CMainFrame never gets entered. This doesn't seem possible, and I can't think of any … Web27 de jul. de 2012 · OnSysCommand( UINT nID, LPARAM lParam );分析 CWnd::OnSysCommandafx_msg void OnSysCommand( UINT nID, LPARAM lParam ); … http://www.onsys.com.br/ greedy pbinfo