Beispiel #1
0
bool Dialog::OnKeyPressed(Key key)
{
	switch( key )
	{
	case Key::Up:
		if( GetManager().GetFocusWnd() && this != GetManager().GetFocusWnd() )
		{
			// try to pass focus to previous siblings
			UIWindow *r = GetManager().GetFocusWnd()->GetPrevSibling();
			for( ; r; r = r->GetPrevSibling() )
			{
				if( r->GetVisibleCombined() && r->GetEnabledCombined() && GetManager().SetFocusWnd(r) ) break;
			}
		}
		break;
	case Key::Down:
		if( GetManager().GetFocusWnd() && this != GetManager().GetFocusWnd() )
		{
			// try to pass focus to next siblings
			UIWindow *r = GetManager().GetFocusWnd()->GetNextSibling();
			for( ; r; r = r->GetNextSibling() )
			{
				if( r->GetVisibleCombined() && r->GetEnabledCombined() && GetManager().SetFocusWnd(r) ) break;
			}
		}
		break;
	case Key::Tab:
		if( GetManager().GetFocusWnd() && this != GetManager().GetFocusWnd() )
		{
			// try to pass focus to next siblings ...
			UIWindow *r = GetManager().GetFocusWnd()->GetNextSibling();
			for( ; r; r = r->GetNextSibling() )
			{
				if( r->GetVisibleCombined() && r->GetEnabledCombined() && GetManager().SetFocusWnd(r) ) break;
			}
			if( r ) break;

			// ... and then start from first one
			r = GetFirstChild();
			for( ; r; r = r->GetNextSibling() )
			{
				if( r->GetVisibleCombined() && r->GetEnabledCombined() && GetManager().SetFocusWnd(r) ) break;
			}
		}
		break;
	case Key::Enter:
	case Key::NumEnter:
		Close(_resultOK);
		break;
	case Key::Escape:
		Close(_resultCancel);
		break;
	default:
		return false;
	}
	return true;
}
bool LayoutManager::ProcessPointerInternal(UIWindow* wnd, float x, float y, float z, Msg msg, int buttons, PointerType pointerType, unsigned int pointerID, bool topMostPass, bool insideTopMost)
{
    insideTopMost |= wnd->GetTopMost();
    
    if (!wnd->GetEnabled() || !wnd->GetVisible() || (insideTopMost && !topMostPass))
        return false;
    
	bool pointerInside = (x >= 0 && x < wnd->GetWidth() && y >= 0 && y < wnd->GetHeight());

	if( (pointerInside || !wnd->GetClipChildren()) && GetCapture(pointerID) != wnd )
	{
        // route message to each child in reverse order until someone process it
        for(UIWindow *w = wnd->GetLastChild(); w; w = w->GetPrevSibling() )
        {
#ifndef NDEBUG
            WindowWeakPtr wp(w);
#endif
            if( ProcessPointerInternal(w, x - w->GetX(), y - w->GetY(), z, msg, buttons, pointerType, pointerID, topMostPass, insideTopMost) )
            {
                return true;
            }
            assert(wp.Get());
        }
	}

	if( insideTopMost == topMostPass && (pointerInside || GetCapture(pointerID) == wnd) )
	{
		// window is captured or the pointer is inside the window

		WindowWeakPtr wp(wnd);

		bool msgProcessed = false;
		switch( msg )
		{
			case Msg::PointerDown:
				msgProcessed = wnd->OnPointerDown(x, y, buttons, pointerType, pointerID);
				break;
			case Msg::PointerUp:
			case Msg::PointerCancel:
				msgProcessed = wnd->OnPointerUp(x, y, buttons, pointerType, pointerID);
				break;
			case Msg::PointerMove:
				msgProcessed = wnd->OnPointerMove(x, y, pointerType, pointerID);
				break;
			case Msg::MOUSEWHEEL:
				msgProcessed = wnd->OnMouseWheel(x, y, z);
				break;
			case Msg::TAP:
				msgProcessed = wnd->OnTap(x, y);
				break;
			default:
				assert(false);
		}
		// if window did not process the message, it should not destroy itself
		assert(msgProcessed || wp.Get());

		if( wp.Get() && msgProcessed )
		{
			switch( msg )
			{
			case Msg::PointerDown:
            case Msg::TAP:
				SetFocusWnd(wnd); // may destroy wnd
            default:
                break;
			}

			if( wp.Get() && wnd != _hotTrackWnd.Get() )
			{
				if( _hotTrackWnd.Get() )
					_hotTrackWnd->OnMouseLeave(); // may destroy wnd
				if( wp.Get() && wnd->GetVisibleCombined() && wnd->GetEnabledCombined() )
				{
					_hotTrackWnd.Set(wnd);
					_hotTrackWnd->OnMouseEnter(x, y);
				}
			}
		}

		return msgProcessed;
	}

	return false;
}