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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#ifndef QTWEBKITHELPVIEWER_H
#define QTWEBKITHELPVIEWER_H
#include "helpviewer.h"
#ifndef QT_NO_WEBKIT
#include <QWebPage>
#include <QWebView>
namespace Help {
namespace Internal {
class HelpPage;
class QtWebKitHelpWidget;
class QtWebKitHelpViewer : public HelpViewer
{
Q_OBJECT
public:
explicit QtWebKitHelpViewer(QWidget *parent = 0);
~QtWebKitHelpViewer() { }
QFont viewerFont() const;
void setViewerFont(const QFont &font);
qreal scale() const;
void setScale(qreal scale);
QString title() const;
QUrl source() const;
void setSource(const QUrl &url);
void scrollToAnchor(const QString &anchor);
void highlightId(const QString &id);
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);
HelpPage *page() const;
public slots:
void scaleUp();
void scaleDown();
void resetScale();
void copy();
void stop();
void forward();
void backward();
void print(QPrinter *printer);
private slots:
void goToBackHistoryItem();
void goToForwardHistoryItem();
void goToHistoryItem(bool forward);
private:
QString m_oldHighlightId;
QString m_oldHighlightStyle;
QtWebKitHelpWidget *m_webView;
};
class QtWebKitHelpWidget : public QWebView
{
Q_OBJECT
public:
explicit QtWebKitHelpWidget(QtWebKitHelpViewer *parent = 0);
~QtWebKitHelpWidget();
void scaleUp();
void scaleDown();
public slots:
void copy();
signals:
void forwardAvailable(bool enabled);
void backwardAvailable(bool enabled);
protected:
void keyPressEvent(QKeyEvent *e);
void wheelEvent(QWheelEvent *event);
void mousePressEvent(QMouseEvent *event);
void mouseReleaseEvent(QMouseEvent *event);
void contextMenuEvent(QContextMenuEvent *event);
private slots:
void actionChanged();
void slotNetworkReplyFinished(QNetworkReply *reply);
private:
bool eventFilter(QObject *obj, QEvent *event);
QtWebKitHelpViewer *m_parent;
};
class HelpPage : public QWebPage
{
Q_OBJECT
public:
HelpPage(QObject *parent);
protected:
virtual QWebPage *createWindow(QWebPage::WebWindowType);
virtual void triggerAction(WebAction action, bool checked = false);
virtual bool acceptNavigationRequest(QWebFrame *frame,
const QNetworkRequest &request, NavigationType type);
private slots:
void onHandleUnsupportedContent(QNetworkReply *reply);
private:
QUrl m_loadingUrl;
bool closeNewTabIfNeeded;
friend class Help::Internal::QtWebKitHelpWidget;
Qt::MouseButtons m_pressedButtons;
Qt::KeyboardModifiers m_keyboardModifiers;
};
} // namespace Internal
} // namespace Help
#endif // !QT_NO_WEBKIT
#endif // QTWEBKITHELPVIEWER_H
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