51 lines
1.3 KiB
Lua
51 lines
1.3 KiB
Lua
BattleEvent={}
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BattleEvent.__index = BattleEvent
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function BattleEvent.New()
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local instance = {}
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setmetatable(instance, BattleEvent)
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instance.m_listeners = {}
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return instance
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end
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function BattleEvent:AddEvent(sEventName, fListener, pObj, bOnce)
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if self.m_listeners[sEventName] == nil then
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self.m_listeners[sEventName] = {}
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end
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table.insert(self.m_listeners[sEventName],{ func = fListener, obj = pObj, once = bOnce } )
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end
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function BattleEvent:RemoveEvent(sEventName, fListener)
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if self.m_listeners[sEventName] == nil then
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return
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end
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local v
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for i=1, #self.m_listeners[sEventName] do
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v = self.m_listeners[sEventName][i]
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if v.func == fListener then
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table.remove(self.m_listeners[sEventName], i)
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break
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end
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end
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end
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function BattleEvent:DispatchEvent(sEventName,...)
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if self.m_listeners[sEventName] == nil then
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return
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end
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local v
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for i=1, #self.m_listeners[sEventName] do
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v = self.m_listeners[sEventName][i]
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if nil == v.obj then
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v.func(...)
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else
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v.func(v.obj, ...)
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end
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if v.once then
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self:RemoveEvent(sEventName, v)
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end
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end
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end
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function BattleEvent:ClearEvent()
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self.m_listeners={}
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end |