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https://github.com/geode-sdk/geode.git
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d701563534
- add TableView virtuals on windows - rework events to match new events system - rename NodeStringIDManager to NodeIDs and add a syntactically sugary NodeIDs::provideFor function - change test mod to use event callbacks instead of exported ones
80 lines
2 KiB
C++
80 lines
2 KiB
C++
#pragma once
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#include "../loader/Event.hpp"
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namespace cocos2d {
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class CCNode;
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}
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namespace geode {
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template<class T>
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concept InheritsCCNode = std::is_base_of_v<cocos2d::CCNode, T>;
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// Base class; exists so event listeners can be placed dynamically at runtime
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class GEODE_DLL AEnterLayerEvent : public Event {
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protected:
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std::string m_layerID;
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cocos2d::CCNode* m_layer;
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public:
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AEnterLayerEvent(
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std::string const& layerID,
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cocos2d::CCNode* layer
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);
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std::string getID() const;
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cocos2d::CCNode* getLayer() const;
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};
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class GEODE_DLL AEnterLayerFilter : public EventFilter<AEnterLayerEvent> {
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public:
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using Callback = std::function<void(AEnterLayerEvent*)>;
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protected:
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std::optional<std::string> m_targetID;
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public:
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ListenerResult handle(Callback fn, AEnterLayerEvent* event);
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AEnterLayerFilter(
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std::optional<std::string> const& id
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);
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};
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template<InheritsCCNode T>
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class EnterLayerEvent : public AEnterLayerEvent {
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public:
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EnterLayerEvent(
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std::string const& layerID,
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T* layer
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) : AEnterLayerEvent(layerID, layer) {}
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T* getLayer() const {
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return static_cast<T*>(m_layer);
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}
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};
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template<class T, class N>
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concept InheritsEnterLayer = std::is_base_of_v<EnterLayerEvent<N>, T>;
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template<class N, InheritsEnterLayer<N> T>
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class EnterLayerFilter : public EventFilter<EnterLayerEvent<N>> {
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public:
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using Callback = void(T*);
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protected:
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std::optional<std::string> m_targetID;
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public:
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ListenerResult handle(std::function<Callback> fn, EnterLayerEvent<N>* event) {
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if (m_targetID == event->getID()) {
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fn(static_cast<T*>(event));
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}
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return ListenerResult::Propagate;
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}
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EnterLayerFilter(
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std::optional<std::string> const& id
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) : m_targetID(id) {}
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};
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}
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