wm_broadcast.c

来自「uCGUI」· C语言 代码 · 共 34 行

/*************************************************************************************************************
                                                   uC/GUI
                                               嵌入式通用图形软件
File        : WM_Broadcast.C
Purpose     : Windows manager, add. module
************************************************************************************************************/


#include "WM_Intern.H"

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

/*************************************************************************************************************
*                   Broadcast message
************************************************************************************************************/


int WM_BroadcastMessage( WM_MESSAGE* pMsg) {
  WM_HWIN hWin;
  WM_LOCK();
  for (hWin = WM__FirstWin; hWin; ) {
    WM_SendMessage(hWin, pMsg);
    hWin = WM_H2P(hWin)->hNextLin;
  }
  WM_UNLOCK();
  return 0;
}

#else

void WM_Broadcast(void) {} /* avoid empty object files */

#endif /* WM_MAX_WINDOW */