transmission/qt/squeezelabel.cc

74 lines
2.6 KiB
C++

/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the demonstration applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
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**
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****************************************************************************/
#include "squeezelabel.h"
void
SqueezeLabel::init()
{
setTextInteractionFlags( Qt::TextSelectableByMouse );
}
SqueezeLabel::SqueezeLabel(const QString& text, QWidget *parent) : QLabel(text, parent)
{
init();
}
SqueezeLabel::SqueezeLabel(QWidget *parent) : QLabel(parent)
{
init();
}
void SqueezeLabel::paintEvent(QPaintEvent *event)
{
QFontMetrics fm = fontMetrics();
if (fm.width(text()) > contentsRect().width()) {
QString elided = fm.elidedText(text(), Qt::ElideMiddle, width());
QString oldText = text();
setText(elided);
QLabel::paintEvent(event);
setText(oldText);
} else {
QLabel::paintEvent(event);
}
}