75 lines
2.4 KiB
C
75 lines
2.4 KiB
C
/*
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*********************************************************************************************************
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* uC/GUI
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* Universal graphic software for embedded applications
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*
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* (c) Copyright 2002, Micrium Inc., Weston, FL
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* (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
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*
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* µC/GUI is protected by international copyright laws. Knowledge of the
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* source code may not be used to write a similar product. This file may
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* only be used in accordance with a license and should not be redistributed
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* in any way. We appreciate your understanding and fairness.
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*
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----------------------------------------------------------------------
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File : WM_Show.c
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Purpose : Windows manager, add. module
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----------------------------------------------------------------------
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*/
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#include "WM_Intern.h"
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#if GUI_WINSUPPORT /* If 0, WM will not generate any code */
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#include "GUIDebug.h"
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#define WM_DEBUG_LEVEL 1
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/*********************************************************************
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*
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* Public code
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*
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**********************************************************************
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*/
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/*********************************************************************
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*
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* WM_InvalidateWindowDescs
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Invalidate window and all descendents (children and grandchildren and ...
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*/
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void WM_InvalidateWindowDescs(WM_HWIN hWin) {
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WM_HWIN hChild;
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if (hWin) {
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WM_InvalidateWindow(hWin); /* Invalidate window itself */
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for (hChild = WM_GetFirstChild(hWin); hChild;) {
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WM_Obj* pChild = WM_H2P(hChild);
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WM_InvalidateWindowDescs(hChild);
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hChild = pChild->hNext;
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}
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}
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}
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/*********************************************************************
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*
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* WM_ShowWindow
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*/
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void WM_ShowWindow(WM_HWIN hWin) {
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if (hWin) {
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WM_Obj *pWin;
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WM_LOCK();
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pWin = WM_H2P(hWin);
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if ((pWin->Status & WM_SF_ISVIS) == 0) { /* First check if this is necessary at all */
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pWin->Status |= WM_SF_ISVIS; /* Set Visibility flag */
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WM_InvalidateWindowDescs(hWin); /* Mark content as invalid */
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#if WM_SUPPORT_NOTIFY_VIS_CHANGED
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WM__NotifyVisChanged(hWin, &pWin->Rect);
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#endif
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}
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WM_UNLOCK();
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}
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}
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#else
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void WM_Show_c(void) {} /* avoid empty object files */
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#endif /* GUI_WINSUPPORT */
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/*************************** End of file ****************************/
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