/***********************************************************************************************************                                                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_BringToTop.cPurpose     : Windows manager routine----------------------------------------------------------------------*/#include "WM_Intern.h"#if GUI_WINSUPPORT    /* If 0, WM will not generate any code *//***********************************************************************                Pull window in foreground (top of stack)************************************************************************/void WM_BringToTop(WM_HWIN hWin) {  WM_HWIN hPrev, hLast;  WM_Obj* pWin;  WM_Obj* pLast;  if (hWin) {    WM_LOCK();    pWin = WM_H2P(hWin);  /* First of all check if window is already top of stack */    if (pWin->hNext && pWin->hParent) {      /* unlink hWin */      if ((hPrev = WM__GetPrevSibling(hWin)) != 0) {        WM_Obj* pPrev;        pPrev = WM_H2P(hPrev);        pPrev->hNext = pWin->hNext;      } else {        WM_Obj* pParent;        pParent= WM_H2P(pWin->hParent);        pParent->hFirstChild = pWin->hNext;      }      /* Link last sibling */      hLast = WM__GetLastSibling(hWin);      pLast = WM_H2P(hLast);      pLast->hNext = hWin;      pWin->hNext = 0;      /* Send message in order to make sure top window will be drawn */      WM_InvalidateArea(&pWin->Rect);     /* Invalidate new area */    }    WM_UNLOCK();  }}#elsevoid WM_BringToTop_c(void) {} /* avoid empty object files */#endif /* WM_MAX_WINDOW */