/*********************************************************************
*
* _OnChildHasFocus
*/
static void _OnChildHasFocus(WM_HWIN hWin, WINDOW_OBJ* pObj, const WM_MESSAGE* pMsg) {
if (pMsg->Data.p) {
const WM_NOTIFY_CHILD_HAS_FOCUS_INFO * pInfo = (const WM_NOTIFY_CHILD_HAS_FOCUS_INFO *)pMsg->Data.p;
int IsDesc = WM__IsAncestorOrSelf(pInfo->hNew, hWin);
if (!IsDesc) { /* A child has received the focus, Framewindow needs to be activated */
/* Remember the child which had the focus so we can reactive this child */
if (WM__IsAncestor(pInfo->hOld, hWin)) {
pObj->hFocussedChild = pInfo->hOld;
}
}
}
}
/*********************************************************************
*
* WM__IsAncestor
*
* Return value:
* if hChild is indeed a descendent (Child or child of child etc.) : 1
* Else: 0
*
*
*/
int WM__IsAncestorOrSelf(WM_HWIN hChild, WM_HWIN hParent) {
if (hChild == hParent) {
return 1;
}
return WM__IsAncestor(hChild, hParent);
}
