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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: openBossa - INdT (renato.chencarek@openbossa.org)
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** the openBossa stream from INdT (renato.chencarek@openbossa.org).
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QPainter>
#include <QStyleOptionGraphicsItem>
#include <QGraphicsSceneMouseEvent>
#include "global.h"
#include "button.h"
Button::Button(const QPixmap &normal, const QPixmap &pressed,
const QPixmap &disabled, QGraphicsItem *parent)
: QGraphicsWidget(parent),
m_isPressed(false),
m_normalPixmap(normal),
m_pressedPixmap(pressed),
m_disabledPixmap(disabled)
{
setMinimumSize(normal.size());
setMaximumSize(normal.size());
QFont font(Resource::stringValue("default/font-family"));
font.setBold(true);
font.setPixelSize(Resource::intValue("button/font-size"));
setFont(font);
}
QString Button::text() const
{
return m_text;
}
void Button::setText(const QString &value)
{
if (m_text != value) {
m_text = value;
update();
}
}
void Button::mousePressEvent(QGraphicsSceneMouseEvent *e)
{
if (e->button() == Qt::LeftButton) {
m_isPressed = true;
update();
emit pressed();
}
}
void Button::mouseReleaseEvent(QGraphicsSceneMouseEvent *e)
{
if (e->button() == Qt::LeftButton) {
const bool isClick = m_isPressed;
m_isPressed = false;
update();
emit released();
if (isClick && contains(e->pos()))
emit clicked();
}
}
void Button::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
QWidget *widget)
{
Q_UNUSED(widget);
if (!(option->state & QStyle::State_Enabled)) {
const bool support = !m_disabledPixmap.isNull();
painter->drawPixmap(0, 0, support ? m_disabledPixmap : m_normalPixmap);
} else if (m_isPressed && !m_pressedPixmap.isNull())
painter->drawPixmap(0, 0, m_pressedPixmap);
else
painter->drawPixmap(0, 0, m_normalPixmap);
if (!m_text.isEmpty()) {
const QRect &textRect = boundingRect().toRect();
QFontMetrics metrics(font());
const QString &elidedText = metrics.elidedText(m_text, Qt::ElideRight,
textRect.width());
painter->setFont(font());
painter->setPen(Qt::white);
painter->drawText(textRect, Qt::TextSingleLine | Qt::AlignCenter, elidedText);
}
}
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