flickerstreak@193: --
flickerstreak@193: -- A secure proxy for ACTIONBAR_SHOW/HIDEGRID events
flickerstreak@193: -- The events are transmitted via SetAttribute("state-showgrid",count) to frames registered with :AddFrame()
flickerstreak@193: -- and can be handled by an appropriate SecureHandlerStateTemplate or SecureHandlerAttributeTemplate.
flickerstreak@193: --
flickerstreak@193: 
flickerstreak@193: -- This library is internal to ReAction. If an addon author finds another use for this library, PM me on wowace
flickerstreak@193: -- and I'll see about re-exporting it as a standalone library.
flickerstreak@193: 
flickerstreak@193: local libName = "ReAction-LibShowActionGrid-1.0"
flickerstreak@193: local minor = 1
flickerstreak@193: assert(LibStub, libName.." requires LibStub")
flickerstreak@193: local lib = LibStub:NewLibrary(libName, minor)
flickerstreak@193: if not lib then return end
flickerstreak@193: 
flickerstreak@193: -- this being v1, no upgrade actions necessary
flickerstreak@193: 
flickerstreak@193: local f = CreateFrame("CheckButton","LibShowActionGridProxyFrame-1.0-"..minor,UIParent,"ActionBarButtonTemplate, SecureHandlerAttributeTemplate")
flickerstreak@193: 
flickerstreak@193: f:UnregisterAllEvents()
flickerstreak@193: f:RegisterEvent("ACTIONBAR_SHOWGRID");
flickerstreak@193: f:RegisterEvent("ACTIONBAR_HIDEGRID");
flickerstreak@193: 
flickerstreak@193: f:SetScript("OnEnter",nil)
flickerstreak@193: f:SetScript("OnLeave",nil)
flickerstreak@193: f:SetScript("PostClick",nil)
flickerstreak@193: f:SetScript("OnDragStart",nil)
flickerstreak@193: f:SetScript("OnReceiveDrag",nil)
flickerstreak@193: f:SetScript("OnUpdate",nil)
flickerstreak@193: -- leave OnEvent
flickerstreak@193: 
flickerstreak@193: f:SetAttribute("showgrid",10) -- set to >0 to prevent a call to HasAction(nil) that will cause a lua error
flickerstreak@193: f:SetAttribute("action",0)
flickerstreak@193: f:EnableMouse(false)
flickerstreak@193: for _, child in ipairs({f:GetChildren()}) do
flickerstreak@193:   child:Hide()
flickerstreak@193: end
flickerstreak@193: for _, region in ipairs({f:GetRegions()}) do
flickerstreak@193:   region:Hide()
flickerstreak@193: end
flickerstreak@193: f:SetPoint("TOPLEFT")
flickerstreak@193: f:Hide()
flickerstreak@193: 
flickerstreak@193: f:Execute(
flickerstreak@193:   [[
flickerstreak@193:     frames = newtable()
flickerstreak@193:   ]])
flickerstreak@193: 
flickerstreak@193: f:SetAttribute("_onattributechanged", 
flickerstreak@193:   -- function _onattributechanged(self,name,value)
flickerstreak@193:   [[
flickerstreak@193:     if name == "showgrid" then
flickerstreak@193:       for _, f in ipairs(frames) do
flickerstreak@193:         f:SetAttribute("state-showgrid",(tonumber(value) or 10) - 10)
flickerstreak@193:       end
flickerstreak@193:     end
flickerstreak@193:   ]])
flickerstreak@193: 
flickerstreak@193: lib.frame = f
flickerstreak@193: lib.framelist = setmetatable({},{__mode="k"})
flickerstreak@193: 
flickerstreak@193: ---
flickerstreak@193: --- library interface
flickerstreak@193: ---
flickerstreak@193: 
flickerstreak@193: function lib:AddFrame(frame)
flickerstreak@193:   self.framelist[frame] = true
flickerstreak@193:   self.frame:SetFrameRef("add-frame",frame)
flickerstreak@193:   self.frame:Execute(
flickerstreak@193:     [[
flickerstreak@193:       local frame = self:GetFrameRef("add-frame")
flickerstreak@193:       for _, f in ipairs(frames) do
flickerstreak@193:         if f == frame then return end
flickerstreak@193:       end
flickerstreak@193:       table.insert(frames,frame)
flickerstreak@193:     ]])
flickerstreak@193: end
flickerstreak@193: 
flickerstreak@193: function lib:RemoveFrame(frame)
flickerstreak@193:   self.frame:SetFrameRef("remove-frame",frame)
flickerstreak@193:   self.frame:Execute(
flickerstreak@193:     [[
flickerstreak@193:       local frame = self:GetFrameRef("remove-frame")
flickerstreak@193:       for idx, f in ipairs(frames) do
flickerstreak@193:         if f == frame then
flickerstreak@193:           table.remove(frames,idx)
flickerstreak@193:           return 
flickerstreak@193:         end
flickerstreak@193:       end
flickerstreak@193:     ]])
flickerstreak@193:   self.framelist[frame] = nil
flickerstreak@193: end
flickerstreak@193: 
flickerstreak@193: