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
|
/*
* Copyright (C) 2008-2021 The QXmpp developers
*
* Authors:
* Ian Reinhart Geiser
*
* Source:
* https://github.com/qxmpp-project/qxmpp
*
* This file is a part of QXmpp library.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
*/
#include "QXmppInvokable.h"
#include <QMetaMethod>
#include <QStringList>
#include <QVariant>
#include <qdebug.h>
/// Constructs a QXmppInvokable with the specified \a parent.
///
/// \param parent
QXmppInvokable::QXmppInvokable(QObject *parent)
: QObject(parent)
{
}
/// Destroys a QXmppInvokable.
QXmppInvokable::~QXmppInvokable()
{
}
QVariant QXmppInvokable::dispatch(const QByteArray &method, const QList<QVariant> &args)
{
buildMethodHash();
if (!m_methodHash.contains(method))
return QVariant();
int idx = m_methodHash[method];
if (paramTypes(args) != metaObject()->method(idx).parameterTypes())
return QVariant();
const char *typeName = metaObject()->method(idx).typeName();
int resultType = QMetaType::type(typeName);
void *result = QMetaType::create(resultType, nullptr);
QGenericReturnArgument ret(typeName, result);
QList<QGenericArgument> genericArgs;
QList<QVariant>::ConstIterator iter = args.begin();
while (iter != args.end()) {
const void *data = iter->data();
const char *name = iter->typeName();
genericArgs << QGenericArgument(name, data);
++iter;
}
if (QMetaObject::invokeMethod(this, method.constData(), ret,
genericArgs.value(0, QGenericArgument()),
genericArgs.value(1, QGenericArgument()),
genericArgs.value(2, QGenericArgument()),
genericArgs.value(3, QGenericArgument()),
genericArgs.value(4, QGenericArgument()),
genericArgs.value(5, QGenericArgument()),
genericArgs.value(6, QGenericArgument()),
genericArgs.value(7, QGenericArgument()),
genericArgs.value(8, QGenericArgument()),
genericArgs.value(9, QGenericArgument()))) {
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QVariant returnValue(QMetaType(resultType), result);
#else
QVariant returnValue(resultType, result);
#endif
QMetaType::destroy(resultType, result);
return returnValue;
} else {
qDebug("No such method '%s'", method.constData());
return QVariant();
}
}
QList<QByteArray> QXmppInvokable::paramTypes(const QList<QVariant> ¶ms)
{
QList<QByteArray> types;
for (const auto &variant : std::as_const(params))
types << variant.typeName();
return types;
}
void QXmppInvokable::buildMethodHash()
{
QWriteLocker locker(&m_lock);
if (m_methodHash.size() > 0)
return;
int methodCount = metaObject()->methodCount();
for (int idx = 0; idx < methodCount; ++idx) {
QByteArray signature = metaObject()->method(idx).methodSignature();
m_methodHash[signature.left(signature.indexOf('('))] = idx;
// qDebug() << metaObject()->method(idx).parameterTypes();
}
}
QStringList QXmppInvokable::interfaces() const
{
QStringList results;
int methodCount = metaObject()->methodCount();
for (int idx = 0; idx < methodCount; ++idx) {
if (metaObject()->method(idx).methodType() == QMetaMethod::Slot) {
QByteArray signature = metaObject()->method(idx).methodSignature();
results << signature.left(signature.indexOf('('));
}
}
return results;
}
|
