97 lines
2.6 KiB
C++
97 lines
2.6 KiB
C++
|
/****************************************************************************
|
||
|
**
|
||
|
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
|
||
|
** All rights reserved.
|
||
|
** Contact: Nokia Corporation (qt-info@nokia.com)
|
||
|
**
|
||
|
** This file is part of the examples of the Qt Toolkit.
|
||
|
**
|
||
|
** $QT_BEGIN_LICENSE:LGPL$
|
||
|
** 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
|
||
|
** Nokia at qt-info@nokia.com.
|
||
|
**
|
||
|
**
|
||
|
**
|
||
|
**
|
||
|
**
|
||
|
**
|
||
|
**
|
||
|
**
|
||
|
** $QT_END_LICENSE$
|
||
|
**
|
||
|
****************************************************************************/
|
||
|
|
||
|
#include <QtGui>
|
||
|
|
||
|
#include "label.h"
|
||
|
|
||
|
Label::Label(const QString& text, QGraphicsItem *parent)
|
||
|
: GvbWidget(parent)
|
||
|
{
|
||
|
m_textItem = new QGraphicsSimpleTextItem(this);
|
||
|
setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Fixed);
|
||
|
setContentsMargins(0, 0, 0, 0);
|
||
|
setText(text);
|
||
|
// This flag was introduced in Qt 4.6.
|
||
|
setFlag(QGraphicsItem::ItemHasNoContents, true);
|
||
|
}
|
||
|
|
||
|
Label::~Label()
|
||
|
{
|
||
|
}
|
||
|
|
||
|
void Label::setText(const QString& text)
|
||
|
{
|
||
|
m_textItem->setText(text);
|
||
|
prepareGeometryChange();
|
||
|
}
|
||
|
|
||
|
QString Label::text() const
|
||
|
{
|
||
|
return m_textItem->text();
|
||
|
}
|
||
|
|
||
|
void Label::setFont(const QFont font)
|
||
|
{
|
||
|
m_textItem->setFont(font);
|
||
|
}
|
||
|
|
||
|
void Label::resizeEvent(QGraphicsSceneResizeEvent *event)
|
||
|
{
|
||
|
GvbWidget::resizeEvent(event);
|
||
|
}
|
||
|
|
||
|
QSizeF Label::sizeHint(Qt::SizeHint which, const QSizeF &constraint) const
|
||
|
{
|
||
|
switch (which)
|
||
|
{
|
||
|
case Qt::MinimumSize:
|
||
|
// fall thru
|
||
|
case Qt::PreferredSize:
|
||
|
{
|
||
|
QFontMetricsF fm(m_textItem->font());
|
||
|
return QSizeF(fm.width(m_textItem->text()), fm.height());
|
||
|
}
|
||
|
default:
|
||
|
return GvbWidget::sizeHint(which, constraint);
|
||
|
}
|
||
|
}
|