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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://www.qt.io/licensing. For further information
** use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef TEXTBROWSERHELPVIEWER_H
#define TEXTBROWSERHELPVIEWER_H
#include "centralwidget.h"
#include "helpviewer.h"
#include "openpagesmanager.h"
#include <QTextBrowser>
namespace Help {
namespace Internal {
class TextBrowserHelpWidget;
class TextBrowserHelpViewer : public HelpViewer
{
Q_OBJECT
public:
explicit TextBrowserHelpViewer(qreal zoom, QWidget *parent = 0);
~TextBrowserHelpViewer();
QFont viewerFont() const;
void setViewerFont(const QFont &font);
qreal scale() const;
QString title() const;
QUrl source() const;
void setSource(const QUrl &url);
void scrollToAnchor(const QString &anchor);
void setHtml(const QString &html);
QString selectedText() const;
bool isForwardAvailable() const;
bool isBackwardAvailable() const;
void addBackHistoryItems(QMenu *backMenu);
void addForwardHistoryItems(QMenu *forwardMenu);
void setOpenInNewPageActionVisible(bool visible);
bool findText(const QString &text, Core::FindFlags flags,
bool incremental, bool fromSearch, bool *wrapped = 0);
public slots:
void scaleUp();
void scaleDown();
void resetScale();
void copy();
void stop();
void forward();
void backward();
void print(QPrinter *printer);
private slots:
void goToHistoryItem();
private:
QVariant loadResource(int type, const QUrl &name);
TextBrowserHelpWidget *m_textBrowser;
};
class TextBrowserHelpWidget : public QTextBrowser
{
Q_OBJECT
public:
TextBrowserHelpWidget(int zoom, TextBrowserHelpViewer *parent);
QVariant loadResource(int type, const QUrl &name);
void scaleUp();
void scaleDown();
protected:
void contextMenuEvent(QContextMenuEvent *event);
bool eventFilter(QObject *obj, QEvent *event);
void wheelEvent(QWheelEvent *e);
void mousePressEvent(QMouseEvent *e);
void mouseReleaseEvent(QMouseEvent *e);
private:
QString linkAt(const QPoint& pos);
void openLink(const QUrl &url, bool newPage);
public:
int zoomCount;
bool forceFont;
bool m_openInNewPageActionVisible;
TextBrowserHelpViewer *m_parent;
};
} // namespace Internal
} // namespace Help
#endif // TEXTBROWSERHELPVIEWER_H
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