tabwidget.h
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上传日期:2015-12-10
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文件大小:7k
源码类别:
浏览器
开发平台:
Visual C++
- /****************************************************************************
- **
- ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- ** Contact: Qt Software Information (qt-info@nokia.com)
- **
- ** This file is part of the demonstration applications of the Qt Toolkit.
- **
- ** Commercial Usage
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- ** accordance with the Qt Commercial License Agreement provided with the
- ** Software or, alternatively, in accordance with the terms contained in
- ** a written agreement between you and Nokia.
- **
- **
- ** GNU General Public License Usage
- ** Alternatively, this file may be used under the terms of the GNU
- ** General Public License versions 2.0 or 3.0 as published by the Free
- ** Software Foundation and appearing in the file LICENSE.GPL included in
- ** the packaging of this file. Please review the following information
- ** to ensure GNU General Public Licensing requirements will be met:
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- ** are described in the Nokia Qt GPL Exception version 1.3, included in
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- #ifndef TABWIDGET_H
- #define TABWIDGET_H
- #include <QtGui/QTabBar>
- #include <QtGui/QShortcut>
- /*
- Tab bar with a few more features such as a context menu and shortcuts
- */
- class TabBar : public QTabBar
- {
- Q_OBJECT
- signals:
- void newTab();
- void cloneTab(int index);
- void closeTab(int index);
- void closeOtherTabs(int index);
- void reloadTab(int index);
- void reloadAllTabs();
- void tabMoveRequested(int fromIndex, int toIndex);
- public:
- TabBar(QWidget *parent = 0);
- protected:
- void mousePressEvent(QMouseEvent* event);
- void mouseMoveEvent(QMouseEvent* event);
- void dragEnterEvent(QDragEnterEvent *event);
- void dropEvent(QDropEvent *event);
- private slots:
- void selectTabAction();
- void cloneTab();
- void closeTab();
- void closeOtherTabs();
- void reloadTab();
- void contextMenuRequested(const QPoint &position);
- private:
- QList<QShortcut*> m_tabShortcuts;
- friend class TabWidget;
- QPoint m_dragStartPos;
- int m_dragCurrentIndex;
- };
- #include <QtWebKit/QWebPage>
- QT_BEGIN_NAMESPACE
- class QAction;
- QT_END_NAMESPACE
- class WebView;
- /*!
- A proxy object that connects a single browser action
- to one child webpage action at a time.
- Example usage: used to keep the main window stop action in sync with
- the current tabs webview's stop action.
- */
- class WebActionMapper : public QObject
- {
- Q_OBJECT
- public:
- WebActionMapper(QAction *root, QWebPage::WebAction webAction, QObject *parent);
- QWebPage::WebAction webAction() const;
- void addChild(QAction *action);
- void updateCurrent(QWebPage *currentParent);
- private slots:
- void rootTriggered();
- void childChanged();
- void rootDestroyed();
- void currentDestroyed();
- private:
- QWebPage *m_currentParent;
- QAction *m_root;
- QWebPage::WebAction m_webAction;
- };
- #include <QtCore/QUrl>
- #include <QtGui/QTabWidget>
- QT_BEGIN_NAMESPACE
- class QCompleter;
- class QLineEdit;
- class QMenu;
- class QStackedWidget;
- QT_END_NAMESPACE
- /*!
- TabWidget that contains WebViews and a stack widget of associated line edits.
- Connects up the current tab's signals to this class's signal and uses WebActionMapper
- to proxy the actions.
- */
- class TabWidget : public QTabWidget
- {
- Q_OBJECT
- signals:
- // tab widget signals
- void loadPage(const QString &url);
- void tabsChanged();
- void lastTabClosed();
- // current tab signals
- void setCurrentTitle(const QString &url);
- void showStatusBarMessage(const QString &message);
- void linkHovered(const QString &link);
- void loadProgress(int progress);
- void geometryChangeRequested(const QRect &geometry);
- void menuBarVisibilityChangeRequested(bool visible);
- void statusBarVisibilityChangeRequested(bool visible);
- void toolBarVisibilityChangeRequested(bool visible);
- void printRequested(QWebFrame *frame);
- public:
- TabWidget(QWidget *parent = 0);
- void clear();
- void addWebAction(QAction *action, QWebPage::WebAction webAction);
- QAction *newTabAction() const;
- QAction *closeTabAction() const;
- QAction *recentlyClosedTabsAction() const;
- QAction *nextTabAction() const;
- QAction *previousTabAction() const;
- QWidget *lineEditStack() const;
- QLineEdit *currentLineEdit() const;
- WebView *currentWebView() const;
- WebView *webView(int index) const;
- QLineEdit *lineEdit(int index) const;
- int webViewIndex(WebView *webView) const;
- QByteArray saveState() const;
- bool restoreState(const QByteArray &state);
- protected:
- void mouseDoubleClickEvent(QMouseEvent *event);
- void contextMenuEvent(QContextMenuEvent *event);
- void mouseReleaseEvent(QMouseEvent *event);
- public slots:
- void loadUrlInCurrentTab(const QUrl &url);
- WebView *newTab(bool makeCurrent = true);
- void cloneTab(int index = -1);
- void closeTab(int index = -1);
- void closeOtherTabs(int index);
- void reloadTab(int index = -1);
- void reloadAllTabs();
- void nextTab();
- void previousTab();
- private slots:
- void currentChanged(int index);
- void aboutToShowRecentTabsMenu();
- void aboutToShowRecentTriggeredAction(QAction *action);
- void webViewLoadStarted();
- void webViewIconChanged();
- void webViewTitleChanged(const QString &title);
- void webViewUrlChanged(const QUrl &url);
- void lineEditReturnPressed();
- void windowCloseRequested();
- void moveTab(int fromIndex, int toIndex);
- private:
- QAction *m_recentlyClosedTabsAction;
- QAction *m_newTabAction;
- QAction *m_closeTabAction;
- QAction *m_nextTabAction;
- QAction *m_previousTabAction;
- QMenu *m_recentlyClosedTabsMenu;
- static const int m_recentlyClosedTabsSize = 10;
- QList<QUrl> m_recentlyClosedTabs;
- QList<WebActionMapper*> m_actions;
- QCompleter *m_lineEditCompleter;
- QStackedWidget *m_lineEdits;
- TabBar *m_tabBar;
- };
- #endif // TABWIDGET_H