?? wm_hide.c
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/*********************************************************************************************************** uC/GUI* 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 : WM_Hide.cPurpose : 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/*********************************************************************** Static code************************************************************************/static void _HideAllChildren(WM_HWIN hChild) { while (hChild) { WM_Obj* pChild = WM_HANDLE2PTR(hChild); WM_HWIN hNext = pChild->hNext; WM_HideWindow(hChild); hChild = hNext; }}/*********************************************************************** Public code************************************************************************/void WM_HideWindow(WM_HWIN hWin) { if (hWin) { WM_Obj *pWin = WM_HANDLE2PTR(hWin); /* First check if this is necessary at all */ if ((pWin->Status&WM_SF_ISVIS) ==0) return; /* Clear Visibility flag */ pWin->Status &= ~WM_SF_ISVIS; /* Mark content as invalid */ WM__InvalidateAreaBelow(&WM_HANDLE2PTR(hWin)->Rect, hWin); _HideAllChildren(pWin->hFirstChild); }}#elsevoid WM_Hide(void) {} /* avoid empty object files */#endif /* WM_MAX_WINDOW */
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