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39
40#ifndef QPLUGINLOADER_H
41#define QPLUGINLOADER_H
42
43#include <QtCore/qglobal.h>
44#if QT_CONFIG(library)
45#include <QtCore/qlibrary.h>
46#endif
47#include <QtCore/qplugin.h>
48
49QT_BEGIN_NAMESPACE
50
51#if QT_CONFIG(library)
52
53class QLibraryPrivate;
54class QJsonObject;
55
56class Q_CORE_EXPORT QPluginLoader : public QObject
57{
58 Q_OBJECT
59 Q_PROPERTY(QString fileName READ fileName WRITE setFileName)
60 Q_PROPERTY(QLibrary::LoadHints loadHints READ loadHints WRITE setLoadHints)
61public:
62 explicit QPluginLoader(QObject *parent = nullptr);
63 explicit QPluginLoader(const QString &fileName, QObject *parent = nullptr);
64 ~QPluginLoader();
65
66 QObject *instance();
67 QJsonObject metaData() const;
68
69 static QObjectList staticInstances();
70 static QList<QStaticPlugin> staticPlugins();
71
72 bool load();
73 bool unload();
74 bool isLoaded() const;
75
76 void setFileName(const QString &fileName);
77 QString fileName() const;
78
79 QString errorString() const;
80
81 void setLoadHints(QLibrary::LoadHints loadHints);
82 QLibrary::LoadHints loadHints() const;
83
84private:
85 QLibraryPrivate *d;
86 bool did_load;
87 Q_DISABLE_COPY(QPluginLoader)
88};
89
90#else
91
92class Q_CORE_EXPORT QPluginLoader
93{
94public:
95 static QObjectList staticInstances();
96 static QList<QStaticPlugin> staticPlugins();
97};
98
99#endif // QT_CONFIG(library)
100
101QT_END_NAMESPACE
102
103#endif // QPLUGINLOADER_H
104