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
|
/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
* Copyright (C) 2019, Google Inc.
*
* object.h - Base object
*/
#ifndef __LIBCAMERA_OBJECT_H__
#define __LIBCAMERA_OBJECT_H__
#include <list>
#include <memory>
#include <vector>
#include <libcamera/bound_method.h>
namespace libcamera {
class Message;
template<typename... Args>
class Signal;
class SignalBase;
class Thread;
class Object
{
public:
Object(Object *parent = nullptr);
virtual ~Object();
void deleteLater();
void postMessage(std::unique_ptr<Message> msg);
template<typename T, typename R, typename... FuncArgs, typename... Args,
typename std::enable_if_t<std::is_base_of<Object, T>::value> * = nullptr>
R invokeMethod(R (T::*func)(FuncArgs...), ConnectionType type,
Args... args)
{
T *obj = static_cast<T *>(this);
auto *method = new BoundMethodMember<T, R, FuncArgs...>(obj, this, func, type);
return method->activate(args..., true);
}
Thread *thread() const { return thread_; }
void moveToThread(Thread *thread);
Object *parent() const { return parent_; }
protected:
virtual void message(Message *msg);
private:
friend class SignalBase;
friend class Thread;
void notifyThreadMove();
void connect(SignalBase *signal);
void disconnect(SignalBase *signal);
Object *parent_;
std::vector<Object *> children_;
Thread *thread_;
std::list<SignalBase *> signals_;
unsigned int pendingMessages_;
};
} /* namespace libcamera */
#endif /* __LIBCAMERA_OBJECT_H__ */
|
