pollymc/launcher/widgets/IconLabel.cpp

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#include "IconLabel.h"
#include <QStyle>
#include <QStyleOption>
#include <QLayout>
#include <QPainter>
#include <QRect>
IconLabel::IconLabel(QWidget *parent, QIcon icon, QSize size)
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: QWidget(parent), m_size(size), m_icon(icon)
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{
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setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Minimum);
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}
QSize IconLabel::sizeHint() const
{
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return m_size;
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}
void IconLabel::setIcon(QIcon icon)
{
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m_icon = icon;
update();
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}
void IconLabel::paintEvent(QPaintEvent *)
{
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QPainter p(this);
QRect rect = contentsRect();
int width = rect.width();
int height = rect.height();
if(width < height)
{
rect.setHeight(width);
rect.translate(0, (height - width) / 2);
}
else if (width > height)
{
rect.setWidth(height);
rect.translate((width - height) / 2, 0);
}
m_icon.paint(&p, rect);
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}