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65 lines
1.5 KiB
65 lines
1.5 KiB
local _, addon = ...
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local CallbackRegistry = {};
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CallbackRegistry.events = {};
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addon.CallbackRegistry = CallbackRegistry;
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local tinsert = table.insert;
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local type = type;
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local ipairs = ipairs;
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--[[
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callbackType:
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1. Function func(owner)
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2. Method owner:func()
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--]]
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function CallbackRegistry:Register(event, func, owner)
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if not self.events[event] then
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self.events[event] = {};
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end
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local callbackType;
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if type(func) == "string" then
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callbackType = 2;
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else
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callbackType = 1;
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end
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tinsert(self.events[event], {callbackType, func, owner})
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end
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function CallbackRegistry:Trigger(event, ...)
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if self.events[event] then
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for _, cb in ipairs(self.events[event]) do
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if cb[1] == 1 then
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if cb[3] then
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cb[2](cb[3], ...);
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else
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cb[2](...);
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end
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else
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cb[3][cb[2]](cb[3], ...);
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end
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end
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end
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end
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function CallbackRegistry:RegisterTutorial(tutorialFlag, func, owner)
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local event = "Tutorial."..tutorialFlag;
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self:Register(event, func, owner);
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end
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do --UIParent OnShow/OnHide
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local frame = CreateFrame("Frame", nil, UIParent);
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frame:SetScript("OnShow", function()
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CallbackRegistry:Trigger("UIParent.Show");
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end);
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frame:SetScript("OnHide", function()
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CallbackRegistry:Trigger("UIParent.Hide");
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end);
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end
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