83 lines
2.5 KiB
C
83 lines
2.5 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__NotifyVisChanged.c
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Purpose : Windows manager routine
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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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/*********************************************************************
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*
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* Static 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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* _NotifyVisChanged
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*
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* Description
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* Notify all descendents
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*/
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static void _NotifyVisChanged(WM_HWIN hWin, GUI_RECT * pRect) {
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WM_Obj* pWin;
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for (hWin = WM_GetFirstChild(hWin); hWin; hWin = pWin->hNext) {
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pWin = WM_H2P(hWin);
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if (pWin->Status & WM_SF_ISVIS) {
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if (GUI_RectsIntersect(&pWin->Rect, pRect)) {
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WM__SendMsgNoData(hWin, WM_NOTIFY_VIS_CHANGED); /* Notify window that visibility may have changed */
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_NotifyVisChanged(hWin, pRect);
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}
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}
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}
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}
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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__NotifyVisChanged
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*
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* Description
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* Notify all siblings & descendents
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*/
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void WM__NotifyVisChanged(WM_HWIN hWin, GUI_RECT * pRect) {
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WM_Obj * pWin;
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WM_HWIN hParent;
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pWin = WM_H2P(hWin);
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hParent = pWin->hParent;
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if (hParent) {
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_NotifyVisChanged(hParent, pRect);
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}
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}
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#else
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void WM__NotifyVisChanged_c(void) {} /* avoid empty object files */
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#endif /* GUI_WINSUPPORT */
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/*************************** End of file ****************************/
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