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controller-hd/User/lib/lcd/gui/WM/WM_Hide.c

60 lines
2.0 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_Hide.c
Purpose : Windows manager, add. module
----------------------------------------------------------------------
*/
#include "WM_Intern.h"
#if GUI_WINSUPPORT /* If 0, WM will not generate any code */
#include "GUIDebug.h"
#define WM_DEBUG_LEVEL 1
/*********************************************************************
*
* Public code
*
**********************************************************************
*/
/*********************************************************************
*
* WM_HideWindow
*/
void WM_HideWindow(WM_HWIN hWin) {
if (hWin) {
WM_Obj *pWin;
WM_LOCK();
pWin = WM_HANDLE2PTR(hWin);
/* First check if this is necessary at all */
if (pWin->Status & WM_SF_ISVIS) {
/* Clear Visibility flag */
pWin->Status &= ~WM_SF_ISVIS;
/* Mark content as invalid */
WM__InvalidateAreaBelow(&WM_HANDLE2PTR(hWin)->Rect, hWin);
#if WM_SUPPORT_NOTIFY_VIS_CHANGED
WM__SendMsgNoData(hWin, WM_NOTIFY_VIS_CHANGED); /* Notify window that visibility may have changed */
#endif
}
WM_UNLOCK();
}
}
#else
void WM_Hide(void) {} /* avoid empty object files */
#endif /* GUI_WINSUPPORT */
/*************************** End of file ****************************/