/* 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 #include #include namespace libcamera { class Message; template class Signal; class SignalBase; class Thread; class Object { public: Object(); virtual ~Object(); void postMessage(std::unique_ptr msg); template::value>::type * = nullptr> void invokeMethod(void (T::*func)(Args...), Args... args) { T *obj = static_cast(this); BoundMethodBase *method = new BoundMemberMethod(obj, this, func); void *pack = new typename BoundMemberMethod::PackType{ args... }; invokeMethod(method, pack); } Thread *thread() const { return thread_; } void moveToThread(Thread *thread); protected: virtual void message(Message *msg); private: template friend class Signal; friend class BoundMethodBase; friend class Thread; void invokeMethod(BoundMethodBase *method, void *pack); void notifyThreadMove(); void connect(SignalBase *signal); void disconnect(SignalBase *signal); Thread *thread_; std::list signals_; unsigned int pendingMessages_; }; }; /* namespace libcamera */ #endif /* __LIBCAMERA_OBJECT_H__ */