fix selecting item in listbox by keyboard (#22)

source/Irrlicht/CGUIListBox.cpp

@@ -325,7 +325,7 @@ bool CGUIListBox::OnEvent(const SEvent& event)
 				LastKeyTime = now;
 
 				// find the selected item, starting at the current selection
-				s32 start = Selected;
+				const s32 start = Selected;
 				// dont change selection if the key buffer matches the current item
 				if (Selected > -1 && KeyBuffer.size() > 1)
 				{
@@ -341,7 +341,8 @@ bool CGUIListBox::OnEvent(const SEvent& event)
 					{
 						if (KeyBuffer.equals_ignore_case(Items[current].text.subString(0,KeyBuffer.size())))
 						{
-							if (Parent && Selected != current && !Selecting && !MoveOverSelect)
+							setSelected(current);
+							if (Parent && start != current && !Selecting && !MoveOverSelect)
 							{
 								SEvent e;
 								e.EventType = EET_GUI_EVENT;
@@ -350,7 +351,6 @@ bool CGUIListBox::OnEvent(const SEvent& event)
 								e.GUIEvent.EventType = EGET_LISTBOX_CHANGED;
 								Parent->OnEvent(e);
 							}
-							setSelected(current);
 							return true;
 						}
 					}
@@ -361,9 +361,9 @@ bool CGUIListBox::OnEvent(const SEvent& event)
 					{
 						if (KeyBuffer.equals_ignore_case(Items[current].text.subString(0,KeyBuffer.size())))
 						{
-							if (Parent && Selected != current && !Selecting && !MoveOverSelect)
+							setSelected(current);
+							if (Parent && start != current && !Selecting && !MoveOverSelect)
 							{
-								Selected = current;
 								SEvent e;
 								e.EventType = EET_GUI_EVENT;
 								e.GUIEvent.Caller = this;
@@ -371,7 +371,6 @@ bool CGUIListBox::OnEvent(const SEvent& event)
 								e.GUIEvent.EventType = EGET_LISTBOX_CHANGED;
 								Parent->OnEvent(e);
 							}
-							setSelected(current);
 							return true;
 						}
 					}