aboutsummaryrefslogtreecommitdiffstats
path: root/src/libs/extensionsystem/pluginmanager_p.h
blob: d2b649f3cb1f3f1a1e9ba53f80c10c39e21f4b15 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2012 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: http://www.qt-project.org/
**
**
** GNU Lesser General Public License Usage
**
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this file.
** Please review the following information to ensure the GNU Lesser General
** Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**************************************************************************/

#ifndef PLUGINMANAGER_P_H
#define PLUGINMANAGER_P_H

#include "pluginspec.h"

#include <QSet>
#include <QStringList>
#include <QObject>
#include <QScopedPointer>

QT_BEGIN_NAMESPACE
class QTime;
class QTimer;
class QSettings;
class QEventLoop;
QT_END_NAMESPACE

namespace ExtensionSystem {

class PluginManager;
class PluginCollection;

namespace Internal {

class PluginSpecPrivate;

class EXTENSIONSYSTEM_EXPORT PluginManagerPrivate : QObject
{
    Q_OBJECT
public:
    PluginManagerPrivate(PluginManager *pluginManager);
    virtual ~PluginManagerPrivate();

    // Object pool operations
    void addObject(QObject *obj);
    void removeObject(QObject *obj);

    // Plugin operations
    void loadPlugins();
    void shutdown();
    void setPluginPaths(const QStringList &paths);
    QList<PluginSpec *> loadQueue();
    void loadPlugin(PluginSpec *spec, PluginSpec::State destState);
    void resolveDependencies();
    void initProfiling();
    void profilingReport(const char *what, const PluginSpec *spec = 0);
    void setSettings(QSettings *settings);
    void setGlobalSettings(QSettings *settings);
    void readSettings();
    void writeSettings();
    void disablePluginIndirectly(PluginSpec *spec);

    QHash<QString, PluginCollection *> pluginCategories;
    QList<PluginSpec *> pluginSpecs;
    QList<PluginSpec *> testSpecs;
    QStringList pluginPaths;
    QString extension;
    QList<QObject *> allObjects; // ### make this a QList<QPointer<QObject> > > ?
    QStringList defaultDisabledPlugins;
    QStringList disabledPlugins;
    QStringList forceEnabledPlugins;
    // delayed initialization
    QTimer *delayedInitializeTimer;
    QList<PluginSpec *> delayedInitializeQueue;
    // ansynchronous shutdown
    QList<PluginSpec *> asynchronousPlugins; // plugins that have requested async shutdown
    QEventLoop *shutdownEventLoop; // used for async shutdown

    QStringList arguments;
    QScopedPointer<QTime> m_profileTimer;
    int m_profileElapsedMS;
    unsigned m_profilingVerbosity;
    QSettings *settings;
    QSettings *globalSettings;

    // Look in argument descriptions of the specs for the option.
    PluginSpec *pluginForOption(const QString &option, bool *requiresArgument) const;
    PluginSpec *pluginByName(const QString &name) const;

    // used by tests
    static PluginSpec *createSpec();
    static PluginSpecPrivate *privateSpec(PluginSpec *spec);

private slots:
    void nextDelayedInitialize();
    void asyncShutdownFinished();

private:
    PluginCollection *defaultCollection;
    PluginManager *q;

    void readPluginPaths();
    bool loadQueue(PluginSpec *spec,
            QList<PluginSpec *> &queue,
            QList<PluginSpec *> &circularityCheckQueue);
    void stopAll();
    void deleteAll();
};

} // namespace Internal
} // namespace ExtensionSystem

#endif // PLUGINMANAGER_P_H