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1 | /**************************************************************************** |
---|---|
2 | ** |
3 | ** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). |
4 | ** Contact: http://www.qt-project.org/legal |
5 | ** |
6 | ** This file is part of the QtDocGallery module of the Qt Toolkit. |
7 | ** |
8 | ** $QT_BEGIN_LICENSE:LGPL$ |
9 | ** Commercial License Usage |
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11 | ** accordance with the commercial license agreement provided with the |
12 | ** Software or, alternatively, in accordance with the terms contained in |
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14 | ** conditions see http://qt.digia.com/licensing. For further information |
15 | ** use the contact form at http://qt.digia.com/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 as published by the Free Software |
20 | ** Foundation and appearing in the file LICENSE.LGPL included in the |
21 | ** packaging of this file. Please review the following information to |
22 | ** ensure the GNU Lesser General Public License version 2.1 requirements |
23 | ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
24 | ** |
25 | ** In addition, as a special exception, Digia gives you certain additional |
26 | ** rights. These rights are described in the Digia Qt LGPL Exception |
27 | ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
28 | ** |
29 | ** GNU General Public License Usage |
30 | ** Alternatively, this file may be used under the terms of the GNU |
31 | ** General Public License version 3.0 as published by the Free Software |
32 | ** Foundation and appearing in the file LICENSE.GPL included in the |
33 | ** packaging of this file. Please review the following information to |
34 | ** ensure the GNU General Public License version 3.0 requirements will be |
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36 | ** |
37 | ** |
38 | ** $QT_END_LICENSE$ |
39 | ** |
40 | ****************************************************************************/ |
41 | |
42 | #ifndef QGALLERYABSTRACTREQUEST_H |
43 | #define QGALLERYABSTRACTREQUEST_H |
44 | |
45 | #include "qgalleryglobal.h" |
46 | |
47 | #include <QtCore/qobject.h> |
48 | #include <QtCore/qstringlist.h> |
49 | |
50 | QT_BEGIN_HEADER |
51 | QT_BEGIN_NAMESPACE_DOCGALLERY |
52 | |
53 | class QAbstractGallery; |
54 | class QGalleryAbstractResponse; |
55 | class QGalleryAbstractRequestPrivate; |
56 | |
57 | class Q_GALLERY_EXPORT QGalleryAbstractRequest : public QObject |
58 | { |
59 | Q_OBJECT |
60 | |
61 | Q_ENUMS(State) |
62 | Q_ENUMS(RequestType) |
63 | |
64 | Q_PROPERTY(QAbstractGallery* gallery READ gallery WRITE setGallery NOTIFY galleryChanged) |
65 | Q_PROPERTY(bool supported READ isSupported NOTIFY supportedChanged) |
66 | Q_PROPERTY(State state READ state NOTIFY stateChanged) |
67 | Q_PROPERTY(int error READ error NOTIFY errorChanged) |
68 | Q_PROPERTY(QString errorString READ errorString NOTIFY errorChanged) |
69 | Q_PROPERTY(int currentProgress READ currentProgress NOTIFY progressChanged) |
70 | Q_PROPERTY(int maximumProgress READ maximumProgress NOTIFY progressChanged) |
71 | |
72 | public: |
73 | enum State { |
74 | Inactive, |
75 | Active, |
76 | Canceling, |
77 | Canceled, |
78 | Idle, |
79 | Finished, |
80 | Error |
81 | }; |
82 | |
83 | enum RequestError { |
84 | NoError, |
85 | NoGallery, |
86 | NotSupported, |
87 | GalleryError = 100 |
88 | }; |
89 | |
90 | enum RequestType { |
91 | QueryRequest, |
92 | ItemRequest, |
93 | TypeRequest |
94 | }; |
95 | |
96 | explicit QGalleryAbstractRequest(RequestType type, QObject *parent = Q_NULLPTR); |
97 | explicit QGalleryAbstractRequest( QAbstractGallery *gallery, RequestType type, QObject *parent = Q_NULLPTR); |
98 | ~QGalleryAbstractRequest(); |
99 | |
100 | QAbstractGallery *gallery() const; |
101 | void setGallery(QAbstractGallery *gallery); |
102 | |
103 | bool isSupported() const; |
104 | |
105 | RequestType type() const; |
106 | State state() const; |
107 | |
108 | int error() const; |
109 | QString errorString() const; |
110 | |
111 | int currentProgress() const; |
112 | int maximumProgress() const; |
113 | |
114 | bool waitForFinished(int msecs); |
115 | |
116 | public Q_SLOTS: |
117 | void execute(); |
118 | void cancel(); |
119 | void clear(); |
120 | |
121 | Q_SIGNALS: |
122 | void galleryChanged(); |
123 | void supportedChanged(); |
124 | void finished(); |
125 | void canceled(); |
126 | void error(int error, const QString &errorString); |
127 | void stateChanged(QGalleryAbstractRequest::State state); |
128 | void errorChanged(); |
129 | void progressChanged(int current, int maximum); |
130 | |
131 | protected: |
132 | virtual void setResponse(QGalleryAbstractResponse *response) = 0; |
133 | |
134 | explicit QGalleryAbstractRequest(QGalleryAbstractRequestPrivate &dd, QObject *parent); |
135 | |
136 | QScopedPointer<QGalleryAbstractRequestPrivate> d_ptr; |
137 | |
138 | private: |
139 | Q_DECLARE_PRIVATE(QGalleryAbstractRequest) |
140 | Q_PRIVATE_SLOT(d_func(), void _q_finished()) |
141 | Q_PRIVATE_SLOT(d_func(), void _q_canceled()) |
142 | Q_PRIVATE_SLOT(d_func(), void _q_resumed()) |
143 | Q_PRIVATE_SLOT(d_func(), void _q_progressChanged(int, int)) |
144 | }; |
145 | |
146 | QT_END_NAMESPACE_DOCGALLERY |
147 | QT_END_HEADER |
148 | |
149 | #endif |
150 |
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