qtoolbarseparator.cpp

来自「奇趣公司比较新的qt/emd版本」· C++ 代码 · 共 83 行

/****************************************************************************
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 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 GNU
** General Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at [e-mail].
**
** In addition, as a special exception, Trolltech gives you certain
** additional rights. These rights are described in the Trolltech GPL
** Exception version 1.0, which can be found at
** http://www.trolltech.com/products/qt/gplexception/ and in the file
** GPL_EXCEPTION.txt in this package.
**
** In addition, as a special exception, Trolltech, as the sole copyright
** holder for Qt Designer, grants users of the Qt/Eclipse Integration
** plug-in the right for the Qt/Eclipse Integration to link to
** functionality provided by Qt Designer and its related libraries.
**
** Trolltech reserves all rights not expressly granted herein.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/

#include "qtoolbarseparator_p.h"

#ifndef QT_NO_TOOLBAR

#include <qstyle.h>
#include <qstyleoption.h>
#include <qtoolbar.h>
#include <qpainter.h>

void QToolBarSeparator::initStyleOption(QStyleOption *option) const
{
    option->initFrom(this);
    if (orientation() == Qt::Horizontal)
        option->state |= QStyle::State_Horizontal;
}

QToolBarSeparator::QToolBarSeparator(QToolBar *parent)
    : QWidget(parent), orient(parent->orientation())
{ setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Minimum); }

void QToolBarSeparator::setOrientation(Qt::Orientation orientation)
{
    orient = orientation;
    update();
}

Qt::Orientation QToolBarSeparator::orientation() const
{ return orient; }

QSize QToolBarSeparator::sizeHint() const
{
    QStyleOption opt;
    initStyleOption(&opt);
    const int extent = style()->pixelMetric(QStyle::PM_ToolBarSeparatorExtent, &opt, parentWidget());
    return QSize(extent, extent);
}

void QToolBarSeparator::paintEvent(QPaintEvent *)
{
    QPainter p(this);
    QStyleOption opt;
    initStyleOption(&opt);
    style()->drawPrimitive(QStyle::PE_IndicatorToolBarSeparator, &opt, &p, parentWidget());
}

#endif // QT_NO_TOOLBAR