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 Assistant module of the Qt Toolkit. 7 ** 8 ** $QT_BEGIN_LICENSE:LGPL$ 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 ** GNU General Public License Usage 31 ** Alternatively, this file may be used under the terms of the GNU 32 ** General Public License version 3.0 as published by the Free Software 33 ** Foundation and appearing in the file LICENSE.GPL included in the 34 ** packaging of this file. Please review the following information to 35 ** ensure the GNU General Public License version 3.0 requirements will be 36 ** met: http://www.gnu.org/copyleft/gpl.html. 37 ** 38 ** $QT_END_LICENSE$ 39 ** 40 ****************************************************************************/ 41 42 #ifndef OPENPAGESMANAGER_H 43 #define OPENPAGESMANAGER_H 44 45 #include <QtCore/QObject> 46 47 QT_BEGIN_NAMESPACE 48 49 class QAbstractItemView; 50 class QModelIndex; 51 class QUrl; 52 53 class HelpViewer; 54 class OpenPagesModel; 55 class OpenPagesSwitcher; 56 class OpenPagesWidget; 57 58 class OpenPagesManager : public QObject 59 { 60 Q_OBJECT 61 public: 62 static OpenPagesManager *createInstance(QObject *parent, 63 bool defaultCollection, const QUrl &cmdLineUrl); 64 static OpenPagesManager *instance(); 65 66 bool pagesOpenForNamespace(const QString &nameSpace) const; 67 void closePages(const QString &nameSpace); 68 void reloadPages(const QString &nameSpace); 69 70 QAbstractItemView* openPagesWidget() const; 71 72 int pageCount() const; 73 void setCurrentPage(int index); 74 75 public slots: 76 HelpViewer *createPage(const QUrl &url, bool fromSearch = false); 77 HelpViewer *createNewPageFromSearch(const QUrl &url); 78 HelpViewer *createPage(); 79 void closeCurrentPage(); 80 81 void nextPage(); 82 void nextPageWithSwitcher(); 83 void previousPage(); 84 void previousPageWithSwitcher(); 85 86 void closePage(HelpViewer *page); 87 void setCurrentPage(HelpViewer *page); 88 89 private slots: 90 void setCurrentPage(const QModelIndex &index); 91 void closePage(const QModelIndex &index); 92 void closePagesExcept(const QModelIndex &index); 93 94 private: 95 OpenPagesManager(QObject *parent, bool defaultCollection, 96 const QUrl &cmdLineUrl); 97 ~OpenPagesManager(); 98 99 void setupInitialPages(bool defaultCollection, const QUrl &cmdLineUrl); 100 void closeOrReloadPages(const QString &nameSpace, bool tryReload); 101 void removePage(int index); 102 103 void nextOrPreviousPage(int offset); 104 void showSwitcherOrSelectPage() const; 105 106 OpenPagesModel *m_model; 107 OpenPagesWidget *m_openPagesWidget; 108 OpenPagesSwitcher *m_openPagesSwitcher; 109 110 static OpenPagesManager *m_instance; 111 }; 112 113 QT_END_NAMESPACE 114 115 #endif // OPENPAGESMANAGER_H 116