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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QPRINTPREVIEWWIDGET_H
#define QPRINTPREVIEWWIDGET_H
#include <QtPrintSupport/qtprintsupportglobal.h>
#include <QtWidgets/qwidget.h>
#include <QtPrintSupport/qprinter.h>
QT_REQUIRE_CONFIG(printpreviewwidget);
QT_BEGIN_NAMESPACE
class QPrintPreviewWidgetPrivate;
class Q_PRINTSUPPORT_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 = nullptr,
Qt::WindowFlags flags = Qt::WindowFlags());
explicit QPrintPreviewWidget(QWidget *parent = nullptr, Qt::WindowFlags flags = Qt::WindowFlags());
~QPrintPreviewWidget();
qreal zoomFactor() const;
QPageLayout::Orientation orientation() const;
ViewMode viewMode() const;
ZoomMode zoomMode() const;
int currentPage() const;
int pageCount() const;
void setVisible(bool visible) override;
public Q_SLOTS:
void print();
void zoomIn(qreal zoom = 1.1);
void zoomOut(qreal zoom = 1.1);
void setZoomFactor(qreal zoomFactor);
void setOrientation(QPageLayout::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:
Q_PRIVATE_SLOT(d_func(), void _q_fit())
Q_PRIVATE_SLOT(d_func(), void _q_updateCurrentPage())
};
QT_END_NAMESPACE
#endif // QPRINTPREVIEWWIDGET_H
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