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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,4 +1,3 @@ | ||
| # New VESA Boot Console- 3/10/23 | ||
| - New Output console that is simmilar to textmode console for VESA | ||
| - Changed Font foreground and background color prinitng | ||
| - Fixed writing ints to the screen more than 100 | ||
| # OOP Events - 3/10/23 | ||
| - changed events to be in a more OOP style | ||
| - for now old functions are kept for backwards compatibility but may be removed in the future |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,126 @@ | ||
| // | ||
| // Created by 98max on 9/10/2023. | ||
| // | ||
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| #ifndef MAXOS_COMMON_EVENTHANDLER_H | ||
| #define MAXOS_COMMON_EVENTHANDLER_H | ||
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| #include <common/vector.h> | ||
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| namespace maxOS{ | ||
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| namespace common{ | ||
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| template <typename EventType> class Event | ||
| { | ||
| public: | ||
| Event(EventType type); | ||
| ~Event(); | ||
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| EventType type; | ||
| }; | ||
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| template <typename EventType> class EventHandler | ||
| { | ||
| public: | ||
| EventHandler(); | ||
| ~EventHandler(); | ||
| virtual void onEvent(Event<EventType>* event); | ||
| }; | ||
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| template <typename EventType> class EventManager | ||
| { | ||
| protected: | ||
| Vector<EventHandler<EventType>*> handlers; | ||
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| public: | ||
| EventManager(); | ||
| ~EventManager(); | ||
| void connectEventHandler(EventHandler<EventType>* handler); | ||
| void disconnectEventHandler(EventHandler<EventType>* handler); | ||
| void raiseEvent(Event<EventType>* event); | ||
| }; | ||
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| /// ___________________________ Template Implementation ___________________________ | ||
| template<typename EventType> Event<EventType>::Event(EventType type) { | ||
| this->type = type; | ||
| } | ||
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| template<typename EventType> Event<EventType>::~Event() { | ||
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| } | ||
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| template<typename EventType> EventHandler<EventType>::EventHandler() { | ||
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| } | ||
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| template<typename EventType> EventHandler<EventType>::~EventHandler() { | ||
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| } | ||
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| /** | ||
| * This function is called when an event is raised | ||
| * @tparam EventType The type of event | ||
| * @param event The event that was raised | ||
| */ | ||
| template<typename EventType> void EventHandler<EventType>::onEvent(Event<EventType> *event) { | ||
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| } | ||
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| template<typename EventType> EventManager<EventType>::EventManager() { | ||
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| } | ||
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| template<typename EventType> EventManager<EventType>::~EventManager() { | ||
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| } | ||
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| /** | ||
| * Connect an event handler to the event manager | ||
| * @tparam EventType The type of event | ||
| * @param handler The event handler to connect | ||
| */ | ||
| template<typename EventType> void EventManager<EventType>::connectEventHandler(EventHandler<EventType> *handler) { | ||
| // If the handler is already connected, return | ||
| if(handlers.find(handler) != handlers.end()) { | ||
| return; | ||
| } | ||
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| handlers.pushBack(handler); | ||
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| } | ||
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| /** | ||
| * Disconnect an event handler from the event manager | ||
| * @tparam EventType The type of event | ||
| * @param handler The event handler to disconnect | ||
| */ | ||
| template<typename EventType> void EventManager<EventType>::disconnectEventHandler(EventHandler<EventType> *handler) { | ||
| // If the handler is not connected, return | ||
| if(handlers.find(handler) == handlers.end()) { | ||
| return; | ||
| } | ||
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| handlers.erase(handler); | ||
| } | ||
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| /** | ||
| * Raise an event | ||
| * @tparam EventType The type of event | ||
| * @param event The event to raise | ||
| */ | ||
| template<typename EventType> void EventManager<EventType>::raiseEvent(Event<EventType> *event) { | ||
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| for(typename Vector<EventHandler<EventType>*>::iterator handler = handlers.begin(); handler != handlers.end(); ++handler) { | ||
| (*handler)->onEvent(event); | ||
| } | ||
| } | ||
| } | ||
| } | ||
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| #endif //MAXOS_COMMON_EVENTHANDLER_H |
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