113 lines
2.4 KiB
Lua
113 lines
2.4 KiB
Lua
--[[ Element: Assistant Icon
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Toggles visibility of `self.Assistant` based on the units raid officer status.
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Widget
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Assistant - Any UI widget.
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Notes
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The default assistant icon will be applied if the UI widget is a texture and
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doesn't have a texture or color defined.
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Examples
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-- Position and size
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local Assistant = self:CreateTexture(nil, "OVERLAY")
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Assistant:SetSize(16, 16)
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Assistant:SetPoint('TOP', self)
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-- Register it with oUF
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self.Assistant = Assistant
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Hooks and Callbacks
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]]
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local parent, ns = ...
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local oUF = ns.oUF
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local Update = function(self, event)
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if not self.unit then return; end
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local assistant = self.Assistant
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--[[ :PreUpdate()
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Called before the element has been updated.
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Arguments
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self - The Assistant element.
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]]
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if(assistant.PreUpdate) then
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assistant:PreUpdate()
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end
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local unit = self.unit
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local isAssistant = UnitInRaid(unit) and UnitIsGroupAssistant(unit) and not UnitIsGroupLeader(unit)
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if(isAssistant) then
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assistant:Show()
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else
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assistant:Hide()
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end
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--[[ :PostUpdate(isAssistant)
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Called after the element has been updated.
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Arguments
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self - The Assistant element.
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isAssistant - A boolean holding whether the unit is a raid officer or not.
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]]
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if(assistant.PostUpdate) then
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return assistant:PostUpdate(isAssistant)
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end
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end
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local Path = function(self, ...)
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--[[ :Override(self, event, ...)
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Used to completely override the internal update function. Removing the
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table key entry will make the element fall-back to its internal function
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again.
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Arguments
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self - The Assistant element.
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event - The UI event that fired.
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... - A vararg with the arguments that accompany the event.
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]]
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return (self.Assistant.Override or Update) (self, ...)
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end
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local ForceUpdate = function(element)
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return Path(element.__owner, 'ForceUpdate')
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end
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local Enable = function(self)
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local assistant = self.Assistant
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if(assistant) then
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self:RegisterEvent("GROUP_ROSTER_UPDATE", Path, true)
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if(assistant:IsObjectType"Texture" and not assistant:GetTexture()) then
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assistant:SetTexture[[Interface\GroupFrame\UI-Group-AssistantIcon]]
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end
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assistant.__owner = self
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assistant.ForceUpdate = ForceUpdate
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return true
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end
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end
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local Disable = function(self)
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local assistant = self.Assistant
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if(assistant) then
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self:UnregisterEvent("GROUP_ROSTER_UPDATE", Path)
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assistant:Hide()
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end
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end
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oUF:AddElement('Assistant', Path, Enable, Disable)
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