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/*
* The ManaPlus Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2010 The Mana Developers
* Copyright (C) 2011-2013 The ManaPlus Developers
*
* This file is part of The ManaPlus Client.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "gui/focushandler.h"
#include "gui/gui.h"
#include "gui/widgets/window.h"
#include "debug.h"
void FocusHandler::requestModalFocus(gcn::Widget *widget)
{
/* If there is another widget with modal focus, remove its modal focus
* and put it on the modal widget stack.
*/
if (mModalFocusedWidget && mModalFocusedWidget != widget)
{
mModalStack.push_front(mModalFocusedWidget);
mModalFocusedWidget = nullptr;
}
gcn::FocusHandler::requestModalFocus(widget);
}
void FocusHandler::releaseModalFocus(gcn::Widget *widget)
{
mModalStack.remove(widget);
if (mModalFocusedWidget == widget)
{
gcn::FocusHandler::releaseModalFocus(widget);
/* Check if there were any previously modal widgets that'd still like
* to regain their modal focus.
*/
if (!mModalStack.empty())
{
gcn::FocusHandler::requestModalFocus(mModalStack.front());
mModalStack.pop_front();
}
}
}
void FocusHandler::remove(gcn::Widget *widget)
{
releaseModalFocus(widget);
gcn::FocusHandler::remove(widget);
}
void FocusHandler::tabNext()
{
gcn::FocusHandler::tabNext();
checkForWindow();
}
void FocusHandler::tabPrevious()
{
gcn::FocusHandler::tabPrevious();
checkForWindow();
}
void FocusHandler::checkForWindow() const
{
if (mFocusedWidget)
{
gcn::Widget *widget = mFocusedWidget->getParent();
while (widget)
{
Window *const window = dynamic_cast<Window*>(widget);
if (window)
{
window->requestMoveToTop();
break;
}
widget = widget->getParent();
}
}
}
void FocusHandler::distributeFocusGainedEvent(const gcn::Event &focusEvent)
{
if (gui)
gui->distributeGlobalFocusGainedEvent(focusEvent);
gcn::FocusHandler::distributeFocusGainedEvent(focusEvent);
}
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