qprintpreviewwidget.h
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上传日期:2022-06-22
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- /****************************************************************************
- **
- ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- ** Contact: Qt Software Information (qt-info@nokia.com)
- **
- ** This file is part of the QtGui module of the Qt Toolkit.
- **
- ** Commercial Usage
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- ** 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 General Public License Usage
- ** Alternatively, this file may be used under the terms of the GNU
- ** General Public License versions 2.0 or 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 GNU General Public Licensing requirements will be met:
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- ** http://www.gnu.org/copyleft/gpl.html. In addition, as a special
- ** exception, Nokia gives you certain additional rights. These rights
- ** are described in the Nokia Qt GPL Exception version 1.3, included in
- ** the file GPL_EXCEPTION.txt in this package.
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- #ifndef QPRINTPREVIEWWIDGET_H
- #define QPRINTPREVIEWWIDGET_H
- #include <QtGui/qwidget.h>
- #include <QtGui/qprinter.h>
- #ifndef QT_NO_PRINTPREVIEWWIDGET
- QT_BEGIN_HEADER
- QT_BEGIN_NAMESPACE
- QT_MODULE(Gui)
- class QPrintPreviewWidgetPrivate;
- class Q_GUI_EXPORT QPrintPreviewWidget : public QWidget
- {
- Q_OBJECT
- Q_DECLARE_PRIVATE(QPrintPreviewWidget)
- public:
- enum ViewMode {
- SinglePageView,
- FacingPagesView,
- AllPagesView
- };
- enum ZoomMode {
- CustomZoom,
- FitToWidth,
- FitInView
- };
- explicit QPrintPreviewWidget(QPrinter *printer, QWidget *parent = 0, Qt::WindowFlags flags = 0);
- explicit QPrintPreviewWidget(QWidget *parent = 0, Qt::WindowFlags flags = 0);
- ~QPrintPreviewWidget();
- qreal zoomFactor() const;
- QPrinter::Orientation orientation() const;
- ViewMode viewMode() const;
- ZoomMode zoomMode() const;
- int currentPage() const;
- int numPages() const;
- void setVisible(bool visible);
- public Q_SLOTS:
- void print();
- void zoomIn(qreal zoom = 1.1);
- void zoomOut(qreal zoom = 1.1);
- void setZoomFactor(qreal zoomFactor);
- void setOrientation(QPrinter::Orientation orientation);
- void setViewMode(ViewMode viewMode);
- void setZoomMode(ZoomMode zoomMode);
- void setCurrentPage(int pageNumber);
- void fitToWidth();
- void fitInView();
- void setLandscapeOrientation();
- void setPortraitOrientation();
- void setSinglePageViewMode();
- void setFacingPagesViewMode();
- void setAllPagesViewMode();
- void updatePreview();
- Q_SIGNALS:
- void paintRequested(QPrinter *printer);
- void previewChanged();
- private:
- QPrintPreviewWidgetPrivate *d_ptr;
- Q_PRIVATE_SLOT(d_func(), void _q_fit())
- Q_PRIVATE_SLOT(d_func(), void _q_updateCurrentPage())
- };
- QT_END_NAMESPACE
- QT_END_HEADER
- #endif // QT_NO_PRINTPREVIEWWIDGET
- #endif // QPRINTPREVIEWWIDGET_H