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
|
// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QLIBRARY_H
#define QLIBRARY_H
#include <QtCore/qobject.h>
#include <QtCore/qtaggedpointer.h>
QT_REQUIRE_CONFIG(library);
QT_BEGIN_NAMESPACE
class QLibraryPrivate;
class Q_CORE_EXPORT QLibrary : public QObject
{
Q_OBJECT
Q_PROPERTY(QString fileName READ fileName WRITE setFileName)
Q_PROPERTY(LoadHints loadHints READ loadHints WRITE setLoadHints)
public:
enum LoadHint {
ResolveAllSymbolsHint = 0x01,
ExportExternalSymbolsHint = 0x02,
LoadArchiveMemberHint = 0x04,
PreventUnloadHint = 0x08,
DeepBindHint = 0x10
};
Q_DECLARE_FLAGS(LoadHints, LoadHint)
Q_ENUM(LoadHint)
Q_FLAG(LoadHints)
explicit QLibrary(QObject *parent = nullptr);
explicit QLibrary(const QString &fileName, QObject *parent = nullptr);
explicit QLibrary(const QString &fileName, int verNum, QObject *parent = nullptr);
explicit QLibrary(const QString &fileName, const QString &version, QObject *parent = nullptr);
~QLibrary();
QFunctionPointer resolve(const char *symbol);
static QFunctionPointer resolve(const QString &fileName, const char *symbol);
static QFunctionPointer resolve(const QString &fileName, int verNum, const char *symbol);
static QFunctionPointer resolve(const QString &fileName, const QString &version, const char *symbol);
bool load();
bool unload();
bool isLoaded() const;
static bool isLibrary(const QString &fileName);
void setFileName(const QString &fileName);
QString fileName() const;
void setFileNameAndVersion(const QString &fileName, int verNum);
void setFileNameAndVersion(const QString &fileName, const QString &version);
QString errorString() const;
void setLoadHints(LoadHints hints);
LoadHints loadHints() const;
private:
enum LoadStatusTag {
NotLoaded,
Loaded
};
QTaggedPointer<QLibraryPrivate, LoadStatusTag> d = nullptr;
Q_DISABLE_COPY(QLibrary)
};
Q_DECLARE_OPERATORS_FOR_FLAGS(QLibrary::LoadHints)
QT_END_NAMESPACE
#endif //QLIBRARY_H
|
