listbox_setscrollbarcolor.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        : LISTBOX_SetScrollbarColor.c
Purpose     : Implementation of listbox widget
---------------------------END-OF-HEADER------------------------------
*/

#include "LISTBOX_Private.h"

#if GUI_WINSUPPORT

/*********************************************************************
*
*       Public code
*
**********************************************************************
*/
/*********************************************************************
*
*       LISTBOX_SetScrollbarColor
*/
void LISTBOX_SetScrollbarColor(LISTBOX_Handle hObj, unsigned Index, GUI_COLOR Color) {
  LISTBOX_Obj * pObj;
  if (hObj) {
    WM_LOCK();
    pObj = LISTBOX_H2P(hObj);
    if (Index < GUI_COUNTOF(pObj->Props.aScrollbarColor)) {
      if (pObj->Props.aScrollbarColor[Index] != Color) {
        pObj->Props.aScrollbarColor[Index] = Color;
        LISTBOX__SetScrollbarColor(hObj, pObj);
        LISTBOX_Invalidate(hObj);
      }
    }
    WM_UNLOCK();
  }  
}

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

/*************************** End of file ****************************/