1 | /**************************************************************************** |
2 | ** |
3 | ** Copyright (C) 2016 The Qt Company Ltd. |
4 | ** Contact: https://www.qt.io/licensing/ |
5 | ** |
6 | ** This file is part of the Assistant module of the Qt Toolkit. |
7 | ** |
8 | ** $QT_BEGIN_LICENSE:GPL-EXCEPT$ |
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 https://www.qt.io/terms-conditions. For further |
15 | ** information use the contact form at https://www.qt.io/contact-us. |
16 | ** |
17 | ** GNU General Public License Usage |
18 | ** Alternatively, this file may be used under the terms of the GNU |
19 | ** General Public License version 3 as published by the Free Software |
20 | ** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT |
21 | ** included in the packaging of this file. Please review the following |
22 | ** information to ensure the GNU General Public License requirements will |
23 | ** be met: https://www.gnu.org/licenses/gpl-3.0.html. |
24 | ** |
25 | ** $QT_END_LICENSE$ |
26 | ** |
27 | ****************************************************************************/ |
28 | |
29 | #ifndef OPENPAGESMANAGER_H |
30 | #define OPENPAGESMANAGER_H |
31 | |
32 | #include <QtCore/QObject> |
33 | |
34 | QT_BEGIN_NAMESPACE |
35 | |
36 | class QAbstractItemView; |
37 | class QModelIndex; |
38 | class QUrl; |
39 | |
40 | class HelpViewer; |
41 | class OpenPagesModel; |
42 | class OpenPagesSwitcher; |
43 | class OpenPagesWidget; |
44 | |
45 | class OpenPagesManager : public QObject |
46 | { |
47 | Q_OBJECT |
48 | public: |
49 | static OpenPagesManager *createInstance(QObject *parent, |
50 | bool defaultCollection, const QUrl &cmdLineUrl); |
51 | static OpenPagesManager *instance(); |
52 | |
53 | bool pagesOpenForNamespace(const QString &nameSpace) const; |
54 | void closePages(const QString &nameSpace); |
55 | void reloadPages(const QString &nameSpace); |
56 | |
57 | QAbstractItemView* openPagesWidget() const; |
58 | |
59 | int pageCount() const; |
60 | void setCurrentPage(int index); |
61 | |
62 | public slots: |
63 | HelpViewer *createPage(const QUrl &url, bool fromSearch = false); |
64 | HelpViewer *createNewPageFromSearch(const QUrl &url); |
65 | HelpViewer *createBlankPage(); |
66 | void closeCurrentPage(); |
67 | |
68 | void nextPage(); |
69 | void nextPageWithSwitcher(); |
70 | void previousPage(); |
71 | void previousPageWithSwitcher(); |
72 | |
73 | void closePage(HelpViewer *page); |
74 | void setCurrentPage(HelpViewer *page); |
75 | |
76 | signals: |
77 | void aboutToAddPage(); |
78 | void pageAdded(int index); |
79 | |
80 | void pageClosed(); |
81 | void aboutToClosePage(int index); |
82 | |
83 | private slots: |
84 | void setCurrentPage(const QModelIndex &index); |
85 | void closePage(const QModelIndex &index); |
86 | void closePagesExcept(const QModelIndex &index); |
87 | |
88 | private: |
89 | OpenPagesManager(QObject *parent, bool defaultCollection, |
90 | const QUrl &cmdLineUrl); |
91 | ~OpenPagesManager(); |
92 | |
93 | void setupInitialPages(bool defaultCollection, const QUrl &cmdLineUrl); |
94 | void closeOrReloadPages(const QString &nameSpace, bool tryReload); |
95 | void removePage(int index); |
96 | |
97 | void nextOrPreviousPage(int offset); |
98 | void showSwitcherOrSelectPage() const; |
99 | |
100 | OpenPagesModel *m_model; |
101 | OpenPagesWidget *m_openPagesWidget = nullptr; |
102 | OpenPagesSwitcher *m_openPagesSwitcher = nullptr; |
103 | |
104 | static OpenPagesManager *m_instance; |
105 | }; |
106 | |
107 | QT_END_NAMESPACE |
108 | |
109 | #endif // OPENPAGESMANAGER_H |
110 | |