previewframe.cpp

qt-x11-opensource-src-4.1.4.tar.gz源码

/****************************************************************************
**
** Copyright (C) 1992-2006 Trolltech ASA. All rights reserved.
**
** This file is part of the Qt Designer 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://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at [e-mail].
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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****************************************************************************/

#include <QtGui/QPainter>

#include "previewframe.h"
#include "previewwidget.h"

using namespace qdesigner_internal;

PreviewFrame::PreviewFrame(QWidget *parent)
    : QFrame(parent)
{
    setMinimumSize(200, 200);
    setFrameStyle(QFrame::StyledPanel | QFrame::Sunken);
    setLineWidth(1);

    QVBoxLayout *vbox = new QVBoxLayout(this);
    vbox->setMargin(0);
    PreviewWorkspace * w = new PreviewWorkspace( this );
    vbox->addWidget(w);

    previewWidget = new PreviewWidget(w);
    QWidget *frame = w->addWindow(previewWidget,
                Qt::WindowTitleHint | Qt::WindowMinimizeButtonHint);
    frame->move(10,10);
    frame->show();
}

void PreviewFrame::setPreviewPalette(const QPalette &pal)
{
    previewWidget->setPalette(pal);
}

void PreviewWorkspace::paintEvent(QPaintEvent*)
{
    QPainter p(this);
    p.fillRect(rect(), palette().color(backgroundRole()).dark());
    p.setPen(QPen(Qt::white));
    p.drawText(0, height() / 2,  width(), height(), Qt::AlignHCenter,
        tr("The moose in the noose\nate the goose who was loose."));
}