MFC下的键盘响应代码

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MFC下的键盘响应代码


PreTranslateMessage(MSG* pMsg)函数中添加:

1、响应回车键:

if(pMsg->message==WM_KEYDOWN && pMsg->wParam==VK_RETURN)    MessageBox("你按下了键盘上的回车键!");


2、响应上、下、左、右键:


CWnd* pWndNext;if (pMsg->message==WM_KEYDOWN){        switch (pMsg->wParam){           case VK_LEFT:           AfxMessageBox("左键");           break;           case VK_RIGHT:           AfxMessageBox("右键");           break;           case VK_UP:           AfxMessageBox("上");           break;           case VK_DOWN:AfxMessageBox("下");pWndNext = GetNextDlgTabItem(GetFocus());//跳转到下一控件if (pWndNext) {pWndNext->SetFocus();}           break;           case VK_SPACE:           AfxMessageBox("空格");           break;       }    }




3、VK值列表   

VK_CANCEL   Ctrl+Break   VK_TAB         Tab   VK_RETURN   Enter     VK_SHIFT     Shift   VK_CONTROL   Ctrl   VK_MENU         Alt   VK_LBUTTON 01 鼠标左键   VK_RBUTTON 02 鼠标右键   VK_CANCEL    03 用于执行Ctrl+C或Ctrl+Break   VK_MBUTTON 04 鼠标中键   VK_BACK 08 Backspace键   VK_TAB 09 Tab键   VK_CLEAR                0C Clear键   VK_RETURN               0D Enter键   VK_SHIFT                10 Shift键   VK_CONTROL 11 Ctrl键   VK_MENU 12 Arl键   VK_PAUSE                13 Pause键   VK_CAPITAL 14 Capslock键   VK_ESCAPE               1B Ese键   VK_SPACE                20 SpaceBar键   VK_PRIOR                21 PgUp键   VK_NEXT 22 PgDn键   VK_END 23 End键   VK_HOME 24 Home键   VK_LEFT 25 Left   Arrow键   VK_UP 26 Up   Arrow键   VK_RIGHT                27 Right   Arrow键   VK_DOWN 28 Down   Arrow键   VK_SELECT            29 Select键   VK_EXECUTE 2B Execute键   VK_SNAPSHOT 2C PrintScreen键   VK_INSERT            2D Ins键   VK_DELECT            2E Del键   VK_HELP 2F Help键   VK_0 30 0键   .........VK_9 39 9键   VK_A 41 A键   … … …   VK_Z 5A Z键   VK_NUMAPD0 60 数字板0键   … … …   VK_NUMAPD9 69 数字板9键   VK_MULTIPY 6A 乘号键   VK_ADD 6B 加号键   VK_SEPARATOR 6C Separator键   VK_SUBSTRACT 6D 减号键   VK_DECIMAL 6E 小数点键   VK_DIVIDE           6F 除号键   VK_F1 70 F1键   … … …   VK_F24 87 F24键   VK_NUMLOCK 90 NumLock键   VK_SCROLL            91 ScrollLock键   VK_ESCAPE         Esc   VK_SPACE           Space   VK_PRIOR           Page   Up   VK_NEXT             Page   Down   VK_END               End   VK_HOME             Home   VK_LEFT             向左方向键   VK_UP   向上方向键VK_RIGHT   向右方向键VK_DOWN   向下方向键VK_DELETE         Delete   VK_INSERT         Inser   VK_NUMPAD0~VK_NUMPAD9小键盘上的0-9键   VK_F1-VK_f12        F1-F12键 



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