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
|
/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt for Python.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef SIGNALMANAGER_H
#define SIGNALMANAGER_H
#include "pysidemacros.h"
#include <sbkpython.h>
#include <shibokenmacros.h>
#include <QtCore/QMetaMethod>
QT_FORWARD_DECLARE_CLASS(QDataStream)
namespace PySide
{
/// Thin wrapper for PyObject which increases the reference count at the constructor but *NOT* at destructor.
class PYSIDE_API PyObjectWrapper
{
public:
PyObjectWrapper(PyObjectWrapper&&) = delete;
PyObjectWrapper& operator=(PyObjectWrapper &&) = delete;
PyObjectWrapper();
explicit PyObjectWrapper(PyObject* me);
PyObjectWrapper(const PyObjectWrapper &other);
PyObjectWrapper& operator=(const PyObjectWrapper &other);
void reset(PyObject *o);
~PyObjectWrapper();
operator PyObject*() const;
private:
PyObject* m_me;
};
PYSIDE_API QDataStream &operator<<(QDataStream& out, const PyObjectWrapper& myObj);
PYSIDE_API QDataStream &operator>>(QDataStream& in, PyObjectWrapper& myObj);
class PYSIDE_API SignalManager
{
Q_DISABLE_COPY(SignalManager)
public:
static SignalManager& instance();
QObject* globalReceiver(QObject* sender, PyObject* callback);
void releaseGlobalReceiver(const QObject* sender, QObject* receiver);
int globalReceiverSlotIndex(QObject* sender, const char* slotSignature) const;
void notifyGlobalReceiver(QObject* receiver);
bool emitSignal(QObject* source, const char* signal, PyObject* args);
static int qt_metacall(QObject* object, QMetaObject::Call call, int id, void** args);
// Used to register a new signal/slot on QMetaobject of source.
static bool registerMetaMethod(QObject* source, const char* signature, QMetaMethod::MethodType type);
static int registerMetaMethodGetIndex(QObject* source, const char* signature, QMetaMethod::MethodType type);
// used to discovery metaobject
static const QMetaObject* retrieveMetaObject(PyObject* self);
// Used to discovery if SignalManager was connected with object "destroyed()" signal.
int countConnectionsWith(const QObject *object);
// Disconnect all signals managed by Globalreceiver
void clear();
// Utility function to call a python method usign args received in qt_metacall
static int callPythonMetaMethod(const QMetaMethod& method, void** args, PyObject* obj, bool isShortCuit);
private:
struct SignalManagerPrivate;
SignalManagerPrivate* m_d;
SignalManager();
~SignalManager();
};
}
Q_DECLARE_METATYPE(PySide::PyObjectWrapper)
#endif
|