File indexing completed on 2024-05-12 04:58:31

 /* ============================================================
 * Falkon - Qt web browser
 * Copyright (C) 2010-2018 David Rosca <nowrep@gmail.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * ============================================================ */
 #ifndef WEBTAB_H
 #define WEBTAB_H
 
 #include <QWidget>
 #include <QIcon>
 #include <QUrl>
 
 #include "qzcommon.h"
 
 class QVBoxLayout;
 class QWebEngineHistory;
 class QSplitter;
 
 class BrowserWindow;
 class TabbedWebView;
 class WebInspector;
 class LocationBar;
 class TabIcon;
 class TabBar;
 class LoadRequest;
 
 class FALKON_EXPORT WebTab : public QWidget
 {
     Q_OBJECT
 public:
     struct FALKON_EXPORT SavedTab {
         QString title;
         QUrl url;
         QIcon icon;
         QByteArray history;
         bool isPinned;
         int zoomLevel;
         int parentTab;
         QVector<int> childTabs;
         QHash<QString, QVariant> sessionData;
 
         SavedTab();
         SavedTab(WebTab* webTab);
 
         bool isValid() const;
         void clear();
 
         friend FALKON_EXPORT QDataStream &operator<<(QDataStream &stream, const SavedTab &tab);
         friend FALKON_EXPORT QDataStream &operator>>(QDataStream &stream, SavedTab &tab);
     };
 
     enum AddChildBehavior {
         AppendChild = 0,
         PrependChild
     };
 
     explicit WebTab(QWidget *parent = nullptr);
 
     BrowserWindow *browserWindow() const;
     TabbedWebView* webView() const;
     LocationBar* locationBar() const;
     TabIcon* tabIcon() const;
 
     WebTab *parentTab() const;
     void setParentTab(WebTab *tab);
     void addChildTab(WebTab *tab, int index = -1);
     QVector<WebTab*> childTabs() const;
 
     QHash<QString, QVariant> sessionData() const;
     void setSessionData(const QString &key, const QVariant &value);
 
     QUrl url() const;
     QString title(bool allowEmpty = false) const;
     QIcon icon(bool allowNull = false) const;
     QWebEngineHistory* history() const;
     int zoomLevel() const;
     void setZoomLevel(int level);
 
     void detach();
     void attach(BrowserWindow* window);
 
     QByteArray historyData() const;
 
     void stop();
     void reload();
     void load(const LoadRequest &request);
     void unload();
     bool isLoading() const;
 
     bool isPinned() const;
     void setPinned(bool state);
     void togglePinned();
 
     bool isMuted() const;
     bool isPlaying() const;
     void setMuted(bool muted);
     void toggleMuted();
 
     bool backgroundActivity() const;
 
     int tabIndex() const;
 
     bool isCurrentTab() const;
     void makeCurrentTab();
     void closeTab();
     void moveTab(int to);
 
     bool haveInspector() const;
     void showWebInspector(bool inspectElement = false);
     void toggleWebInspector();
 
     void showSearchToolBar(const QString &searchText = QString());
 
     bool isRestored() const;
     void restoreTab(const SavedTab &tab);
     void p_restoreTab(const SavedTab &tab);
     void p_restoreTab(const QUrl &url, const QByteArray &history, int zoomLevel);
 
     void tabActivated();
 
     static AddChildBehavior addChildBehavior();
     static void setAddChildBehavior(AddChildBehavior behavior);
 
 private Q_SLOTS:
     void showNotification(QWidget* notif);
     void loadFinished();
 
 Q_SIGNALS:
     void titleChanged(const QString &title);
     void iconChanged(const QIcon &icon);
     void pinnedChanged(bool pinned);
     void restoredChanged(bool restored);
     void currentTabChanged(bool current);
     void loadingChanged(bool loading);
     void mutedChanged(bool muted);
     void playingChanged(bool playing);
     void backgroundActivityChanged(bool activity);
     void parentTabChanged(WebTab *tab);
     void childTabAdded(WebTab *tab, int index);
     void childTabRemoved(WebTab *tab, int index);
 
 private:
     void titleWasChanged(const QString &title);
     void resizeEvent(QResizeEvent *event) override;
     void removeFromTabTree();
 
     QVBoxLayout* m_layout;
     QSplitter* m_splitter;
 
     TabbedWebView* m_webView;
     WebInspector* m_inspector;
     LocationBar* m_locationBar;
     TabIcon* m_tabIcon;
     QWidget *m_notificationWidget;
     BrowserWindow* m_window = nullptr;
     TabBar* m_tabBar = nullptr;
 
     WebTab *m_parentTab = nullptr;
     QVector<WebTab*> m_childTabs;
     QHash<QString, QVariant> m_sessionData;
 
     SavedTab m_savedTab;
     bool m_isPinned = false;
     bool m_isCurrentTab = false;
 };
 
 #endif // WEBTAB_H