1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2015 The Qt Company Ltd. 4 ** Contact: http://www.qt.io/licensing/ 5 ** 6 ** This file is part of the demonstration applications of the Qt Toolkit. 7 ** 8 ** $QT_BEGIN_LICENSE:LGPL21$ 9 ** Commercial License Usage 10 ** Licensees holding valid commercial Qt licenses may use this file in 11 ** accordance with the commercial license agreement provided with the 12 ** Software or, alternatively, in accordance with the terms contained in 13 ** a written agreement between you and The Qt Company. For licensing terms 14 ** and conditions see http://www.qt.io/terms-conditions. For further 15 ** information use the contact form at http://www.qt.io/contact-us. 16 ** 17 ** GNU Lesser General Public License Usage 18 ** Alternatively, this file may be used under the terms of the GNU Lesser 19 ** General Public License version 2.1 or version 3 as published by the Free 20 ** Software Foundation and appearing in the file LICENSE.LGPLv21 and 21 ** LICENSE.LGPLv3 included in the packaging of this file. Please review the 22 ** following information to ensure the GNU Lesser General Public License 23 ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and 24 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. 25 ** 26 ** As a special exception, The Qt Company gives you certain additional 27 ** rights. These rights are described in The Qt Company LGPL Exception 28 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. 29 ** 30 ** $QT_END_LICENSE$ 31 ** 32 ****************************************************************************/ 33 34 #ifndef WEBVIEW_H 35 #define WEBVIEW_H 36 37 #include <QWebView> 38 39 QT_BEGIN_NAMESPACE 40 class QAuthenticator; 41 class QMouseEvent; 42 class QNetworkProxy; 43 class QNetworkReply; 44 class QSslError; 45 QT_END_NAMESPACE 46 47 class BrowserMainWindow; 48 class WebPage : public QWebPage { 49 Q_OBJECT 50 51 signals: 52 void loadingUrl(const QUrl &url); 53 54 public: 55 WebPage(QObject *parent = 0); 56 BrowserMainWindow *mainWindow(); 57 58 protected: 59 bool acceptNavigationRequest(QWebFrame *frame, const QNetworkRequest &request, NavigationType type); 60 QWebPage *createWindow(QWebPage::WebWindowType type); 61 #if !defined(QT_NO_UITOOLS) 62 QObject *createPlugin(const QString &classId, const QUrl &url, const QStringList ¶mNames, const QStringList ¶mValues); 63 #endif 64 65 private slots: 66 void handleUnsupportedContent(QNetworkReply *reply); 67 68 private: 69 friend class WebView; 70 71 // set the webview mousepressedevent 72 Qt::KeyboardModifiers m_keyboardModifiers; 73 Qt::MouseButtons m_pressedButtons; 74 bool m_openInNewTab; 75 QUrl m_loadingUrl; 76 }; 77 78 class WebView : public QWebView { 79 Q_OBJECT 80 81 public: 82 WebView(QWidget *parent = 0); webPage()83 WebPage *webPage() const { return m_page; } 84 85 void loadUrl(const QUrl &url); 86 QUrl url() const; 87 88 QString lastStatusBarText() const; progress()89 inline int progress() const { return m_progress; } 90 91 protected: 92 void mousePressEvent(QMouseEvent *event); 93 void mouseReleaseEvent(QMouseEvent *event); 94 void contextMenuEvent(QContextMenuEvent *event); 95 void wheelEvent(QWheelEvent *event); 96 97 private slots: 98 void setProgress(int progress); 99 void loadFinished(); 100 void setStatusBarText(const QString &string); 101 void downloadRequested(const QNetworkRequest &request); 102 void openLinkInNewTab(); 103 104 private: 105 QString m_statusBarText; 106 QUrl m_initialUrl; 107 int m_progress; 108 WebPage *m_page; 109 }; 110 111 #endif 112