| 1 | // Copyright (C) 2016 The Qt Company Ltd. |
|---|---|
| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0 |
| 3 | |
| 4 | #ifndef OPENPAGESMANAGER_H |
| 5 | #define OPENPAGESMANAGER_H |
| 6 | |
| 7 | #include <QtCore/QObject> |
| 8 | #include <QtCore/QPointer> |
| 9 | |
| 10 | QT_BEGIN_NAMESPACE |
| 11 | |
| 12 | class QAbstractItemView; |
| 13 | class QModelIndex; |
| 14 | class QUrl; |
| 15 | |
| 16 | class HelpViewer; |
| 17 | class OpenPagesModel; |
| 18 | class OpenPagesSwitcher; |
| 19 | class OpenPagesWidget; |
| 20 | |
| 21 | class OpenPagesManager : public QObject |
| 22 | { |
| 23 | Q_OBJECT |
| 24 | public: |
| 25 | static OpenPagesManager *createInstance(QObject *parent, |
| 26 | bool defaultCollection, const QUrl &cmdLineUrl); |
| 27 | static OpenPagesManager *instance(); |
| 28 | |
| 29 | bool pagesOpenForNamespace(const QString &nameSpace) const; |
| 30 | void closePages(const QString &nameSpace); |
| 31 | void reloadPages(const QString &nameSpace); |
| 32 | |
| 33 | QAbstractItemView* openPagesWidget() const; |
| 34 | |
| 35 | int pageCount() const; |
| 36 | void setCurrentPage(int index); |
| 37 | |
| 38 | void resetHelpPage(); |
| 39 | |
| 40 | public slots: |
| 41 | HelpViewer *createPage(const QUrl &url, bool fromSearch = false); |
| 42 | HelpViewer *createNewPageFromSearch(const QUrl &url); |
| 43 | HelpViewer *createBlankPage(); |
| 44 | void closeCurrentPage(); |
| 45 | |
| 46 | void nextPage(); |
| 47 | void nextPageWithSwitcher(); |
| 48 | void previousPage(); |
| 49 | void previousPageWithSwitcher(); |
| 50 | |
| 51 | void closePage(HelpViewer *page); |
| 52 | void setCurrentPage(HelpViewer *page); |
| 53 | |
| 54 | signals: |
| 55 | void aboutToAddPage(); |
| 56 | void pageAdded(int index); |
| 57 | |
| 58 | void pageClosed(); |
| 59 | void aboutToClosePage(int index); |
| 60 | |
| 61 | private slots: |
| 62 | void setCurrentPage(const QModelIndex &index); |
| 63 | void closePage(const QModelIndex &index); |
| 64 | void closePagesExcept(const QModelIndex &index); |
| 65 | |
| 66 | private: |
| 67 | OpenPagesManager(QObject *parent, bool defaultCollection, |
| 68 | const QUrl &cmdLineUrl); |
| 69 | ~OpenPagesManager(); |
| 70 | |
| 71 | void setupInitialPages(bool defaultCollection, const QUrl &cmdLineUrl); |
| 72 | void closeOrReloadPages(const QString &nameSpace, bool tryReload); |
| 73 | void removePage(int index); |
| 74 | |
| 75 | void nextOrPreviousPage(int offset); |
| 76 | void showSwitcherOrSelectPage() const; |
| 77 | |
| 78 | OpenPagesModel *m_model; |
| 79 | OpenPagesWidget *m_openPagesWidget = nullptr; |
| 80 | OpenPagesSwitcher *m_openPagesSwitcher = nullptr; |
| 81 | |
| 82 | QPointer<HelpViewer> m_helpPageViewer; |
| 83 | |
| 84 | static OpenPagesManager *m_instance; |
| 85 | }; |
| 86 | |
| 87 | QT_END_NAMESPACE |
| 88 | |
| 89 | #endif // OPENPAGESMANAGER_H |
| 90 |