forked from qt-creator/qt-creator
156 lines
4.1 KiB
C++
156 lines
4.1 KiB
C++
/***************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Qt Software Information (qt-info@nokia.com)
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**
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**
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** Non-Open Source Usage
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**
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** Licensees may use this file in accordance with the Qt Beta Version
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** License Agreement, Agreement version 2.2 provided with the Software or,
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** alternatively, in accordance with the terms contained in a written
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** agreement between you and Nokia.
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**
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** GNU General Public License Usage
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**
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** Alternatively, this file may be used under the terms of the GNU General
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** Public License versions 2.0 or 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the packaging
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** of this file. Please review the following information to ensure GNU
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** General Public Licensing requirements will be met:
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**
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** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt GPL Exception
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** version 1.3, included in the file GPL_EXCEPTION.txt in this package.
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**
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***************************************************************************/
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#ifndef CENTRALWIDGET_H
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#define CENTRALWIDGET_H
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#include <QtCore/QUrl>
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#include <QtCore/QPoint>
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#include <QtCore/QObject>
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#include <QtGui/QWidget>
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#include <QtGui/QTextDocument>
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QT_BEGIN_NAMESPACE
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class QEvent;
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class QLabel;
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class QAction;
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class QCheckBox;
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class QLineEdit;
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class QToolButton;
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class QTabWidget;
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class QHelpEngine;
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class QFocusEvent;
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class CentralWidget;
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class HelpViewer;
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QT_END_NAMESPACE
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namespace Help {
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namespace Internal {
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class PrintHelper;
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} // namespace Internal
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} // namespace Help
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QT_BEGIN_NAMESPACE
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class CentralWidget : public QWidget
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{
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Q_OBJECT
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public:
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CentralWidget(QHelpEngine *engine, QWidget *parent = 0);
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~CentralWidget();
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bool hasSelection() const;
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QUrl currentSource() const;
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QString currentTitle() const;
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bool isHomeAvailable() const;
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bool isForwardAvailable() const;
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bool isBackwardAvailable() const;
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QList<QAction*> globalActions() const;
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void setGlobalActions(const QList<QAction*> &actions);
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HelpViewer *currentHelpViewer() const;
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void activateTab(bool onlyHelpViewer = false);
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bool find(const QString &txt, QTextDocument::FindFlags findFlags, bool incremental);
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void setLastShownPages();
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static CentralWidget *instance();
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public slots:
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void zoomIn();
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void zoomOut();
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void nextPage();
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void resetZoom();
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void previousPage();
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void copySelection();
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void print();
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void pageSetup();
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void printPreview();
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void updateBrowserFont();
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void setSource(const QUrl &url);
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void setSourceInNewTab(const QUrl &url);
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HelpViewer *newEmptyTab();
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void home();
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void forward();
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void backward();
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void showTopicChooser(const QMap<QString, QUrl> &links,
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const QString &keyword);
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void copy();
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protected:
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void focusInEvent(QFocusEvent *event);
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signals:
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void currentViewerChanged();
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void copyAvailable(bool yes);
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void sourceChanged(const QUrl &url);
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void highlighted(const QString &link);
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void forwardAvailable(bool available);
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void backwardAvailable(bool available);
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void addNewBookmark(const QString &title, const QString &url);
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private slots:
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void newTab();
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void closeTab();
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void closeTab(int index);
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void setTabTitle(const QUrl& url);
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void currentPageChanged(int index);
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void showTabBarContextMenu(const QPoint &point);
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void printPreview(QPrinter *printer);
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private:
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void connectSignals();
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bool eventFilter(QObject *object, QEvent *e);
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void initPrinter();
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HelpViewer *helpViewerAtIndex(int index) const;
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QString quoteTabTitle(const QString &title) const;
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private:
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int lastTabPage;
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QString collectionFile;
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QList<QAction*> globalActionList;
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QWidget *findBar;
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QTabWidget* tabWidget;
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QHelpEngine *helpEngine;
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QPrinter *printer;
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};
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QT_END_NAMESPACE
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//} // namespace Internal
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//} // namespace Help
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#endif // CENTRALWIDGET_H
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