gui_exec.c

来自「ARM的640*480LCD液晶屏图形显示源代码」· C语言 代码 · 共 94 行

/*
*********************************************************************************************************
*                                                uC/GUI
*                        Universal graphic software for embedded applications
*
*                       (c) Copyright 2002, Micrium Inc., Weston, FL
*                       (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
*
*              礐/GUI is protected by international copyright laws. Knowledge of the
*              source code may not be used to write a similar product. This file may
*              only be used in accordance with a license and should not be redistributed
*              in any way. We appreciate your understanding and fairness.
*
----------------------------------------------------------------------
File        : GUI_Exec.c
Purpose     : Implementation of GUI_Exec
---------------------------END-OF-HEADER------------------------------
*/


#include "GUI_Protected.H"

/*
添加代码
*/
#include "44blib.h"
void Key_Exec(void)
{
	U8 k;
	k=GetKey();
	switch (k)
	{
		case 1:
			GUI_StoreKeyMsg(GUI_KEY_ENTER,1);
			break;
		case 2:
			GUI_StoreKeyMsg(GUI_KEY_ENTER,1);
			break;
		case 3:
			GUI_StoreKeyMsg(GUI_KEY_ENTER,1);
			break;
		case 4:
			GUI_StoreKeyMsg(GUI_KEY_ENTER,1);
			break;
		default:
			GUI_ClearKeyBuffer();
			break;
	}
}


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

/*********************************************************************
*
*     GUI_Exec1
*/
int GUI_Exec1(void) {
  int r = 0;
  /* Execute background jobs */
  
  //增加
  Key_Exec();
  
  if (GUI_pfTimerExec) {
    if ((*GUI_pfTimerExec)()) {
      r = 1;                  /* We have done something */
    }
  }
  #if GUI_WINSUPPORT    /* If 0, WM will not generate any code */
  if (WM_Exec())
    r = 1;
  #endif
  return r;
}

/*********************************************************************
*
*     GUI_Exec
*/
int GUI_Exec(void) {
  int r = 0;
  while (GUI_Exec1()) {
    r = 1;                  /* We have done something */
  }
  return r;
}