WM_COMMAND是从菜单选择一个索引、控件发送消息到父窗口、加速键被翻译时的消息，WM_COMMAND的原型是：WM_COMMAND wNotifyCode = HIWORD(wParam);wID = LOWORD(wParam);hwndCtl = (HWND) lParam;wNotifyCode = HIWORD(wParam); 取高字节，如果该消息是从一个
This message is sent when the user selects a command item from a menu, when a control sends a message to its parent window, or when an accelerator keystroke is translated.SyntaxКопиране WM_COMMAND wNotifyCode = HIWORD(wParam); wID = LOWORD(wParam); hwndCtl = (HWND) lParam;...
EN首先，用到的数据结构的定义、以及全局变量和函数的声明如下： 1 // Flight.c : 定义应用程序的...
Parameters wParam The high-order word specifies the notification code if the message is from a control.如果信息是从控件传来,参数wParam高位字指定通知代码。 Ifthe message is from an accelerator, this value is 1.如果信息是从一个加速器传来,这个值是1 。
上面是一张MFC的类图局部。 MFC将消息分为三大类: ① 命令消息WM_COMMAND:凡是由CCmdTarget派生的类,均可接收该消息。 ② 标准消息WM_xxx:凡是由CWnd派生的类,均可接收该消息。 ③ 控件通知消息WM_NOTIFY/WM_COMM... 查看原文 windows消息机制(MFC) ...
This message is sent when the user selects a command item from a menu, when a control sends a message to its parent window, or when an accelerator keystroke is translated.Syntaxהעתק WM_COMMAND wNotifyCode = HIWORD(wParam); wID = LOWORD(wParam); hwndCtl = (HWND) lParam; ...
This message is sent when the user selects a command item from a menu, when a control sends a message to its parent window, or when an accelerator keystroke is translated.SyntaxCopiar WM_COMMAND wNotifyCode = HIWORD(wParam); wID = LOWORD(wParam); hwndCtl = (HWND) lParam; ...
This message is sent when the user selects a command item from a menu, when a control sends a message to its parent window, or when an accelerator keystroke is translated.SyntaxKopiëren WM_COMMAND wNotifyCode = HIWORD(wParam); wID = LOWORD(wParam); hwndCtl = (HWND) lParam; ...
This message is sent when the user selects a command item from a menu, when a control sends a message to its parent window, or when an accelerator keystroke is translated.SyntaxKopie WM_COMMAND wNotifyCode = HIWORD(wParam); wID = LOWORD(wParam); hwndCtl = (HWND) lParam; ...
This message is sent when the user selects a command item from a menu, when a control sends a message to its parent window, or when an accelerator keystroke is translated.SyntaxKopiëren WM_COMMAND wNotifyCode = HIWORD(wParam); wID = LOWORD(wParam); hwndCtl = (HWND) lParam; ...