Fixed bug with tab controls not absorbing a mouse-down but expecting to have...

Fixed bug with tab controls not absorbing a mouse-down but expecting to have the focus in a mouse-up,  reported by christianclavet.
Windows are now brought to the front when any of their children are focused.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@1212 dfc29bdd-3216-0410-991c-e03cc46cb475

source/Irrlicht/CGUITabControl.cpp

@@ -347,9 +347,9 @@ bool CGUITabControl::OnEvent(const SEvent& event)
 	case EET_MOUSE_INPUT_EVENT:
 		switch(event.MouseInput.Event)
 		{
-		//case EMIE_LMOUSE_PRESSED_DOWN:
-		//	Environment->setFocus(this);
-		//	return true;
+		case EMIE_LMOUSE_PRESSED_DOWN:
+			// todo: dragging tabs around
+			return true;
 		case EMIE_LMOUSE_LEFT_UP:
 			if (selectTab(core::position2d<s32>(event.MouseInput.X, event.MouseInput.Y)))
 				return true;

source/Irrlicht/CGUIWindow.cpp

@@ -119,10 +119,8 @@ bool CGUIWindow::OnEvent(const SEvent& event)
 		else
 		if (event.GUIEvent.EventType == EGET_ELEMENT_FOCUSED)
 		{
-			if (event.GUIEvent.Caller == this && Parent)
-			{
+			if (isMyChild(event.GUIEvent.Caller) && Parent)
 				Parent->bringToFront(this);
-			}
 		}
 		else
 		if (event.GUIEvent.EventType == EGET_BUTTON_CLICKED)
@@ -140,9 +138,8 @@ bool CGUIWindow::OnEvent(const SEvent& event)
 
 					// if the event was not absorbed
 					if (!Parent->OnEvent(e))
-					{
 						remove();
-					}
+
 					return true;
 
 				}