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webview.h 4.44 KiB
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/****************************************************************************
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**
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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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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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia.  For licensing terms and
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** conditions see http://qt.digia.com/licensing.  For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file.  Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights.  These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file.  Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef WEBVIEW_H
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#define WEBVIEW_H
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#include <QIcon>
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#include <QWebEngineView>
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QT_BEGIN_NAMESPACE
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class QAuthenticator;
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class QMouseEvent;
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class QNetworkProxy;
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class QNetworkReply;
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class QSslError;
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QT_END_NAMESPACE
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class BrowserMainWindow;
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class WebPage : public QWebEnginePage {
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    Q_OBJECT
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signals:
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    void loadingUrl(const QUrl &url);
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public:
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    WebPage(QObject *parent = 0);
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    BrowserMainWindow *mainWindow();
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protected:
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#if defined(QWEBENGINEPAGE_ACCEPTNAVIGATIONREQUEST)
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    bool acceptNavigationRequest(QWebEngineFrame *frame, const QNetworkRequest &request, NavigationType type);
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#endif
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QWebEnginePage *createWindow(QWebEnginePage::WebWindowType type); #if !defined(QT_NO_UITOOLS) QObject *createPlugin(const QString &classId, const QUrl &url, const QStringList &paramNames, const QStringList &paramValues); #endif virtual bool certificateError(const QWebEngineCertificateError &error) Q_DECL_OVERRIDE; private slots: #if defined(QWEBENGINEPAGE_UNSUPPORTEDCONTENT) void handleUnsupportedContent(QNetworkReply *reply); #endif void authenticationRequired(const QUrl &requestUrl, QAuthenticator *auth); void proxyAuthenticationRequired(const QUrl &requestUrl, QAuthenticator *auth, const QString &proxyHost); private: friend class WebView; // set the webview mousepressedevent Qt::KeyboardModifiers m_keyboardModifiers; Qt::MouseButtons m_pressedButtons; bool m_openInNewTab; QUrl m_loadingUrl; }; class WebView : public QWebEngineView { Q_OBJECT public: WebView(QWidget *parent = 0); WebPage *webPage() const { return m_page; } void loadUrl(const QUrl &url); QUrl url() const; QIcon icon() const; QString lastStatusBarText() const; inline int progress() const { return m_progress; } protected: void mousePressEvent(QMouseEvent *event); void mouseReleaseEvent(QMouseEvent *event); void contextMenuEvent(QContextMenuEvent *event); void wheelEvent(QWheelEvent *event); signals: void iconChanged(); private slots: void setProgress(int progress); void loadFinished(); void setStatusBarText(const QString &string); void downloadRequested(const QNetworkRequest &request); void openLinkInNewTab(); void onFeaturePermissionRequested(const QUrl &securityOrigin, QWebEnginePage::Feature); void onIconUrlChanged(const QUrl &url); void iconLoaded(); private: QString m_statusBarText; QUrl m_initialUrl; int m_progress; WebPage *m_page; QIcon m_icon; QNetworkReply *m_iconReply; }; #endif