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104 lines
3.1 KiB
C++
104 lines
3.1 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2004-2007 Trolltech ASA. All rights reserved.
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**
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** This file is part of the demonstration applications of the Qt Toolkit.
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**
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** This file may be used under the terms of the GNU General Public
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** License version 2.0 as published by the Free Software Foundation
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** and appearing in the file LICENSE.GPL included in the packaging of
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** this file. Please review the following information to ensure GNU
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** General Public Licensing requirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/
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**
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** In addition, as a special exception, Trolltech gives you certain
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** additional rights. These rights are described in the Trolltech GPL
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** Exception version 1.0, which can be found at
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** http://www.trolltech.com/products/qt/gplexception/ and in the file
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** GPL_EXCEPTION.txt in this package.
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**
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** In addition, as a special exception, Trolltech, as the sole copyright
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** holder for Qt Designer, grants users of the Qt/Eclipse Integration
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** plug-in the right for the Qt/Eclipse Integration to link to
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** functionality provided by Qt Designer and its related libraries.
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**
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** Trolltech reserves all rights not expressly granted herein.
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**
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** Trolltech ASA (c) 2007
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**
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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**
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****************************************************************************/
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#ifndef PRINTPREVIEW_H
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#define PRINTPREVIEW_H
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#include <QAbstractScrollArea>
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#include <QMainWindow>
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#include <QPrinter>
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#include <QPointF>
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#include <QSizeF>
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class PreviewView;
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class QTextDocument;
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class PrintPreview : public QMainWindow
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{
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Q_OBJECT
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public:
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PrintPreview(const QTextDocument *document, QWidget *parent);
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virtual ~PrintPreview();
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QSizeF paperSize;
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QPointF pageTopLeft;
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private slots:
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void print();
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void pageSetup();
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private:
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void setup();
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QTextDocument *doc;
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PreviewView *view;
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QPrinter printer;
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};
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class PreviewView : public QAbstractScrollArea
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{
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Q_OBJECT
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public:
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PreviewView(QTextDocument *document, PrintPreview *printPrev);
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inline void updateLayout() { resizeEvent(0); viewport()->update(); }
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public slots:
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void zoomIn();
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void zoomOut();
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protected:
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virtual void paintEvent(QPaintEvent *e);
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virtual void resizeEvent(QResizeEvent *);
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virtual void mousePressEvent(QMouseEvent *e);
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virtual void mouseMoveEvent(QMouseEvent *e);
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virtual void mouseReleaseEvent(QMouseEvent *e);
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private:
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void paintPage(QPainter *painter, int page);
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QTextDocument *doc;
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qreal scale;
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int interPageSpacing;
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QPoint mousePressPos;
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QPoint scrollBarValuesOnMousePress;
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PrintPreview *printPreview;
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};
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#endif // PRINTPREVIEW_H
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