wm_onkey.c

来自「uCGUI」· C语言 代码 · 共 45 行

/*************************************************************************************************************
                                                   uC/GUI
                                               嵌入式通用图形软件
File        : WM_OnKey.c
Purpose     : Implementation of WM_OnKey
************************************************************************************************************/


#include "WM_Intern.H"

#if GUI_WINSUPPORT    /* If 0, WM will not generate any code */


/*************************************************************************************************************
*       Static code
************************************************************************************************************/

/*************************************************************************************************************
*       Public code
************************************************************************************************************/

/*************************************************************************************************************
*     WM_OnKey

  Returns:
    0 if message could not be handled
*/
int WM_OnKey(int Key, int Pressed) {
  int r = 0;
  WM_MESSAGE Msg;
  WM_LOCK();
  if (WM__hWinFocus != 0) {
    WM_KEY_INFO Info;
    Info.Key = Key;
    Info.PressedCnt = Pressed;
    Msg.MsgId = WM_KEY;
    Msg.Data.p = &Info;
    WM__SendMessage(WM__hWinFocus, &Msg);
    r = 1;
  }
  WM_UNLOCK();
  return r;
}
#endif