1 | /**************************************************************************** |
2 | ** |
3 | ** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies). |
4 | ** Contact: http://www.qt-project.org/legal |
5 | ** |
6 | ** This file is part of the QtDeclarative 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 | #include "private/qdeclarativeinspectorservice_p.h" |
43 | #include "private/qdeclarativeinspectorinterface_p.h" |
44 | |
45 | #include <QtCore/QCoreApplication> |
46 | #include <QtCore/QDebug> |
47 | #include <QtCore/QDir> |
48 | #include <QtCore/QPluginLoader> |
49 | |
50 | #include <QtDeclarative/QDeclarativeView> |
51 | |
52 | QT_BEGIN_NAMESPACE |
53 | |
54 | Q_GLOBAL_STATIC(QDeclarativeInspectorService, serviceInstance) |
55 | |
56 | QDeclarativeInspectorService::QDeclarativeInspectorService() |
57 | : QDeclarativeDebugService(QLatin1String("QDeclarativeObserverMode" )) |
58 | , m_inspectorPlugin(0) |
59 | { |
60 | } |
61 | |
62 | QDeclarativeInspectorService *QDeclarativeInspectorService::instance() |
63 | { |
64 | return serviceInstance(); |
65 | } |
66 | |
67 | void QDeclarativeInspectorService::addView(QDeclarativeView *view) |
68 | { |
69 | m_views.append(view); |
70 | updateStatus(); |
71 | } |
72 | |
73 | void QDeclarativeInspectorService::removeView(QDeclarativeView *view) |
74 | { |
75 | m_views.removeAll(view); |
76 | updateStatus(); |
77 | } |
78 | |
79 | void QDeclarativeInspectorService::sendMessage(const QByteArray &message) |
80 | { |
81 | if (status() != Enabled) |
82 | return; |
83 | |
84 | QDeclarativeDebugService::sendMessage(message); |
85 | } |
86 | |
87 | void QDeclarativeInspectorService::statusChanged(Status status) |
88 | { |
89 | Q_UNUSED(status); |
90 | updateStatus(); |
91 | } |
92 | |
93 | void QDeclarativeInspectorService::updateStatus() |
94 | { |
95 | if (m_views.isEmpty()) { |
96 | if (m_inspectorPlugin) |
97 | m_inspectorPlugin->deactivate(); |
98 | return; |
99 | } |
100 | |
101 | if (status() == Enabled) { |
102 | if (!m_inspectorPlugin) |
103 | m_inspectorPlugin = loadInspectorPlugin(); |
104 | |
105 | if (!m_inspectorPlugin) { |
106 | qWarning() << "Error while loading inspector plugin" ; |
107 | return; |
108 | } |
109 | |
110 | m_inspectorPlugin->activate(); |
111 | } else { |
112 | if (m_inspectorPlugin) |
113 | m_inspectorPlugin->deactivate(); |
114 | } |
115 | } |
116 | |
117 | void QDeclarativeInspectorService::messageReceived(const QByteArray &message) |
118 | { |
119 | emit gotMessage(message); |
120 | } |
121 | |
122 | QDeclarativeInspectorInterface *QDeclarativeInspectorService::loadInspectorPlugin() |
123 | { |
124 | QStringList pluginCandidates; |
125 | const QStringList paths = QCoreApplication::libraryPaths(); |
126 | foreach (const QString &libPath, paths) { |
127 | const QDir dir(libPath + QLatin1String("/qmltooling" )); |
128 | if (dir.exists()) |
129 | foreach (const QString &pluginPath, dir.entryList(QDir::Files)) |
130 | pluginCandidates << dir.absoluteFilePath(pluginPath); |
131 | } |
132 | |
133 | foreach (const QString &pluginPath, pluginCandidates) { |
134 | QPluginLoader loader(pluginPath); |
135 | if (!loader.load()) |
136 | continue; |
137 | |
138 | QDeclarativeInspectorInterface *inspector = |
139 | qobject_cast<QDeclarativeInspectorInterface*>(loader.instance()); |
140 | |
141 | if (inspector) |
142 | return inspector; |
143 | loader.unload(); |
144 | } |
145 | return 0; |
146 | } |
147 | |
148 | QT_END_NAMESPACE |
149 | |