checkbox_setstate.c

ucgui的3.98版本的源代码

/*
*********************************************************************************************************
*                                             uC/GUI V3.98
*                        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        : CHECKBOX_SetState.c
Purpose     : Implementation of CHECKBOX_SetState
---------------------------END-OF-HEADER------------------------------
*/

#include "CHECKBOX_Private.h"

#if GUI_WINSUPPORT

/*********************************************************************
*
*       Exported routines
*
**********************************************************************
*/
/*********************************************************************
*
*       CHECKBOX_SetState
*/
void CHECKBOX_SetState(CHECKBOX_Handle hObj, unsigned State) {
  CHECKBOX_Obj * pObj;
  if (hObj) {
    WM_LOCK();
    pObj = CHECKBOX_H2P(hObj);
    if (State <= (unsigned)pObj->NumStates) {
      pObj->CurrentState = State;
      WM_Invalidate(hObj);
      WM_NotifyParent(hObj, WM_NOTIFICATION_VALUE_CHANGED);
    }
    WM_UNLOCK();
  }
}

#else                            /* Avoid problems with empty object modules */
  void CHECKBOX_SetState_C(void);
  void CHECKBOX_SetState_C(void) {}
#endif