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/*
* Copyright (c) 2012 Tobias Markmann
* Licensed under the simplified BSD license.
* See Documentation/Licenses/BSD-simplified.txt for more information.
*/
#include "QtCloseButton.h"
#include <QMouseEvent>
#include <QPainter>
#include <QStyle>
#include <QStyleOption>
namespace Swift {
QtCloseButton::QtCloseButton(QWidget *parent) : QAbstractButton(parent) {
}
QSize QtCloseButton::sizeHint() const {
return QSize(style()->pixelMetric(QStyle::PM_TabCloseIndicatorWidth, 0, 0), style()->pixelMetric(QStyle::PM_TabCloseIndicatorHeight, 0, 0));
}
bool QtCloseButton::event(QEvent *e) {
if (e->type() == QEvent::Enter || e->type() == QEvent::Leave) {
update();
}
return QAbstractButton::event(e);
}
void QtCloseButton::paintEvent(QPaintEvent *) {
QPainter painter(this);
painter.setRenderHint(QPainter::HighQualityAntialiasing);
QStyleOption opt;
opt.init(this);
opt.state |= QStyle::State_AutoRaise;
if (underMouse() && !isDown()) {
opt.state |= QStyle::State_Raised;
} else if (isDown()) {
opt.state |= QStyle::State_Sunken;
}
style()->drawPrimitive(QStyle::PE_IndicatorTabClose, &opt, &painter, this);
}
}
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Swift