christoph/lecture-operating-system-development
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allow eventlisteners to unsubsscribe

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This commit is contained in:
Christoph Urlacher
2022-07-16 20:14:05 +02:00
parent 1575f00717
commit 1fd5717209
2 changed files with 5 additions and 0 deletions
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4
c_os/user/event/KeyEventManager.cc
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@ -5,6 +5,10 @@ void KeyEventManager::subscribe(KeyEventListener& listener) {
this->listeners.insert(&listener); this->listeners.insert(&listener);
} }
void KeyEventManager::unsubscribe(KeyEventListener& listener) {
this->listeners.remove(&listener);
}
void KeyEventManager::broadcast(char c) { void KeyEventManager::broadcast(char c) {
for (KeyEventListener* listener : this->listeners) { for (KeyEventListener* listener : this->listeners) {
listener->trigger(c); listener->trigger(c);

1
c_os/user/event/KeyEventManager.h
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@ -16,6 +16,7 @@ public:
KeyEventManager() {} KeyEventManager() {}
void subscribe(KeyEventListener& listener); void subscribe(KeyEventListener& listener);
void unsubscribe(KeyEventListener& listener);
void broadcast(char c); // Unblocks all input waiting threads, I don't have a method to direct input void broadcast(char c); // Unblocks all input waiting threads, I don't have a method to direct input
}; };