55 lines
1.8 KiB
C
55 lines
1.8 KiB
C
/*
|
|
*********************************************************************************************************
|
|
* uC/GUI
|
|
* Universal graphic software for embedded applications
|
|
*
|
|
* (c) Copyright 2002, Micrium Inc., Weston, FL
|
|
* (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
|
|
*
|
|
* µC/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 : WM_SetCallback.C
|
|
Purpose : Windows manager, add. module
|
|
----------------------------------------------------------------------
|
|
*/
|
|
|
|
#include <stddef.h>
|
|
#include "WM_Intern.h"
|
|
|
|
#if GUI_WINSUPPORT /* If 0, WM will not generate any code */
|
|
#include "GUIDebug.h"
|
|
|
|
/*********************************************************************
|
|
*
|
|
* Exported routines: Set callback
|
|
*
|
|
**********************************************************************
|
|
*/
|
|
/*********************************************************************
|
|
*
|
|
* WM_SetCallback
|
|
*/
|
|
WM_CALLBACK* WM_SetCallback (WM_HWIN hWin, WM_CALLBACK* cb) {
|
|
WM_CALLBACK* r = NULL;
|
|
if (hWin) {
|
|
WM_Obj* pWin;
|
|
WM_LOCK();
|
|
pWin = WM_H2P(hWin);
|
|
r = pWin->cb;
|
|
pWin->cb = cb;
|
|
WM_InvalidateWindow(hWin);
|
|
WM_UNLOCK();
|
|
}
|
|
return r;
|
|
}
|
|
|
|
#else
|
|
void WM_SetCallBack(void) {} /* avoid empty object files */
|
|
#endif /* GUI_WINSUPPORT */
|
|
|
|
/*************************** End of file ****************************/
|