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transmission/qt/triconpushbutton.cc
2009-04-15 01:59:54 +00:00

67 lines
2 KiB
C++

/*
* This file Copyright (C) 2009 Charles Kerr <charles@transmissionbt.com>
*
* This file is licensed by the GPL version 2. Works owned by the
* Transmission project are granted a special exemption to clause 2(b)
* so that the bulk of its code can remain under the MIT license.
* This exemption does not extend to derived works not owned by
* the Transmission project.
*
* $Id:$
*/
#include <iostream>
#include <QIcon>
#include <QStyleOption>
#include <QStyleOptionButton>
#include <QStylePainter>
#include "hig.h"
#include "triconpushbutton.h"
TrIconPushButton :: TrIconPushButton( QWidget * parent ):
QPushButton( parent )
{
}
TrIconPushButton :: TrIconPushButton( const QIcon& icon, QWidget * parent ):
QPushButton( parent )
{
setIcon( icon );
}
QSize
TrIconPushButton :: sizeHint () const
{
QSize s = iconSize( );
s.rwidth() += HIG::PAD_SMALL*2;
return s;
}
void
TrIconPushButton :: paintEvent( QPaintEvent * )
{
QStylePainter p( this );
QStyleOptionButton opt;
initStyleOption( &opt );
QIcon::Mode mode = opt.state & QStyle::State_Enabled ? QIcon::Normal : QIcon::Disabled;
if( ( mode == QIcon::Normal ) && ( opt.state & QStyle::State_HasFocus ) )
mode = QIcon::Active;
QIcon::State state = QIcon::Off;
if( opt.state & QStyle::State_On )
state = QIcon::On;
QPixmap pixmap = opt.icon.pixmap( opt.iconSize, QIcon::Active, QIcon::On );
QRect iconRect( opt.rect.x() + HIG::PAD_SMALL,
opt.rect.y() + (opt.rect.height() - pixmap.height())/2,
pixmap.width(),
pixmap.height());
if( opt.state & ( QStyle::State_On | QStyle::State_Sunken ) )
iconRect.translate( style()->pixelMetric( QStyle::PM_ButtonShiftHorizontal, &opt, this ),
style()->pixelMetric( QStyle::PM_ButtonShiftVertical, &opt, this ) );
p.drawPixmap(iconRect, pixmap);
if( opt.state & QStyle::State_HasFocus )
p.drawPrimitive( QStyle::PE_FrameFocusRect, opt );
}