diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/libcamera/bound_method.h | 11 | ||||
| -rw-r--r-- | include/libcamera/signal.h | 12 |
2 files changed, 12 insertions, 11 deletions
diff --git a/include/libcamera/bound_method.h b/include/libcamera/bound_method.h index 38c44b92..54c40fc5 100644 --- a/include/libcamera/bound_method.h +++ b/include/libcamera/bound_method.h @@ -13,9 +13,6 @@ namespace libcamera { class Object; -template<typename... Args> -class Signal; -class SignalBase; class BoundMethodBase { @@ -28,7 +25,7 @@ public: bool match(T *obj) { return obj == obj_; } bool match(Object *object) { return object == object_; } - void disconnect(SignalBase *signal); + Object *object() const { return object_; } void activatePack(void *pack); virtual void invokePack(void *pack) = 0; @@ -93,6 +90,8 @@ public: BoundMemberMethod(T *obj, Object *object, void (T::*func)(Args...)) : BoundMethodArgs<Args...>(obj, object), func_(func) {} + bool match(void (T::*func)(Args...)) const { return func == func_; } + void activate(Args... args) { if (this->object_) @@ -107,7 +106,6 @@ public: } private: - friend class Signal<Args...>; void (T::*func_)(Args...); }; @@ -118,11 +116,12 @@ public: BoundStaticMethod(void (*func)(Args...)) : BoundMethodArgs<Args...>(nullptr, nullptr), func_(func) {} + bool match(void (*func)(Args...)) const { return func == func_; } + void activate(Args... args) { (*func_)(args...); } void invoke(Args... args) {} private: - friend class Signal<Args...>; void (*func_)(Args...); }; diff --git a/include/libcamera/signal.h b/include/libcamera/signal.h index 3b6de30f..b8a60281 100644 --- a/include/libcamera/signal.h +++ b/include/libcamera/signal.h @@ -46,7 +46,9 @@ public: ~Signal() { for (BoundMethodBase *slot : slots_) { - slot->disconnect(this); + Object *object = slot->object(); + if (object) + object->disconnect(this); delete slot; } } @@ -95,11 +97,11 @@ public: /* * If the object matches the slot, the slot is * guaranteed to be a member slot, so we can safely - * cast it to BoundMemberMethod<T, Args...> and access its - * func_ member. + * cast it to BoundMemberMethod<T, Args...> to match + * func. */ if (slot->match(obj) && - static_cast<BoundMemberMethod<T, Args...> *>(slot)->func_ == func) { + static_cast<BoundMemberMethod<T, Args...> *>(slot)->match(func)) { iter = slots_.erase(iter); delete slot; } else { @@ -113,7 +115,7 @@ public: for (auto iter = slots_.begin(); iter != slots_.end(); ) { BoundMethodArgs<Args...> *slot = *iter; if (slot->match(nullptr) && - static_cast<BoundStaticMethod<Args...> *>(slot)->func_ == func) { + static_cast<BoundStaticMethod<Args...> *>(slot)->match(func)) { iter = slots_.erase(iter); delete slot; } else { |