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/*
* The ManaPlus Client
* Copyright (C) 2011-2014 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/>.
*/
/* _______ __ __ __ ______ __ __ _______ __ __
* / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\
* / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
* / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / /
* / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / /
* /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
* \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
*
* Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
*
*
* Per Larsson a.k.a finalman
* Olof Naessén a.k.a jansem/yakslem
*
* Visit: http://guichan.sourceforge.net
*
* License: (BSD)
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name of Guichan nor the names of its contributors may
* be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* For comments regarding functions please see the header file.
*/
#include "gui/base/widgets/listbox.hpp"
#include "gui/font.h"
#include "gui/models/listmodel.h"
#include "listeners/selectionlistener.h"
#include "debug.h"
namespace gcn
{
ListBox::ListBox(const Widget2 *const widget) :
Widget(widget),
MouseListener(),
KeyListener(),
mSelected(-1),
mListModel(nullptr),
mWrappingEnabled(false),
mSelectionListeners()
{
setWidth(100);
setFocusable(true);
addMouseListener(this);
addKeyListener(this);
}
ListBox::ListBox(const Widget2 *const widget,
ListModel *listModel) :
Widget(widget),
MouseListener(),
KeyListener(),
mSelected(-1),
mListModel(listModel),
mWrappingEnabled(false),
mSelectionListeners()
{
setWidth(100);
adjustSize();
setFocusable(true);
addMouseListener(this);
addKeyListener(this);
}
void ListBox::draw(Graphics* graphics A_UNUSED)
{
}
void ListBox::logic()
{
}
int ListBox::getSelected() const
{
return mSelected;
}
void ListBox::setSelected(int selected)
{
if (!mListModel)
{
mSelected = -1;
}
else
{
if (selected < 0)
mSelected = -1;
else if (selected >= mListModel->getNumberOfElements())
mSelected = mListModel->getNumberOfElements() - 1;
else
mSelected = selected;
}
Rect scroll;
if (mSelected < 0)
scroll.y = 0;
else
scroll.y = getRowHeight() * mSelected;
scroll.height = getRowHeight();
showPart(scroll);
distributeValueChangedEvent();
}
void ListBox::keyPressed(KeyEvent &keyEvent A_UNUSED)
{
}
void ListBox::mousePressed(MouseEvent &mouseEvent A_UNUSED)
{
}
void ListBox::mouseWheelMovedUp(MouseEvent& mouseEvent)
{
if (isFocused())
{
if (getSelected() > 0 )
setSelected(getSelected() - 1);
mouseEvent.consume();
}
}
void ListBox::mouseWheelMovedDown(MouseEvent& mouseEvent)
{
if (isFocused())
{
setSelected(getSelected() + 1);
mouseEvent.consume();
}
}
void ListBox::mouseDragged(MouseEvent& mouseEvent)
{
mouseEvent.consume();
}
void ListBox::setListModel(ListModel *listModel)
{
mSelected = -1;
mListModel = listModel;
adjustSize();
}
ListModel* ListBox::getListModel()
{
return mListModel;
}
void ListBox::adjustSize()
{
}
bool ListBox::isWrappingEnabled() const
{
return mWrappingEnabled;
}
void ListBox::setWrappingEnabled(bool wrappingEnabled)
{
mWrappingEnabled = wrappingEnabled;
}
void ListBox::addSelectionListener(SelectionListener* selectionListener)
{
mSelectionListeners.push_back(selectionListener);
}
void ListBox::removeSelectionListener(SelectionListener* selectionListener)
{
mSelectionListeners.remove(selectionListener);
}
void ListBox::distributeValueChangedEvent()
{
for (SelectionListenerIterator iter = mSelectionListeners.begin();
iter != mSelectionListeners.end();
++ iter)
{
SelectionEvent event(this);
(*iter)->valueChanged(event);
}
}
unsigned int ListBox::getRowHeight() const
{
return getFont()->getHeight();
}
} // namespace gcn
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