Files
Guda-ClassicAPI/UI/UsabilityTintClassicAPI.lua
T

130 lines
4.7 KiB
Lua

-- Guda ClassicAPI usability tint safety
-- Re-applies unusable-item tint after sorting/moves without synchronous mass scans.
-- Lua 5.0 compatible.
local addon = Guda
if not addon or not Guda_ItemButton_SetItem then return end
local OriginalSetItem = Guda_ItemButton_SetItem
local function EnsureUnusableOverlay(button)
if button.unusableOverlay then return button.unusableOverlay end
local overlay = button:CreateTexture(nil, "OVERLAY")
overlay:SetAllPoints(button)
overlay:SetTexture("Interface\\ChatFrame\\ChatFrameBackground")
overlay:Hide()
button.unusableOverlay = overlay
return overlay
end
-- Mirror ItemButton.lua's unusable color selection exactly. The original helper
-- is local to ItemButton.lua, so this safety layer cannot call it directly.
local function GetUnusableColor()
if pfUI and C and C.appearance and C.appearance.bags and C.appearance.bags.unusable_color then
local cr, cg, cb, ca = strsplit(",", C.appearance.bags.unusable_color)
local r = tonumber(cr) or 0.9
local g = tonumber(cg) or 0.2
local b = tonumber(cb) or 0.2
local a = tonumber(ca) or 1.0
return r, g, b, a
end
if RED_FONT_COLOR then
return RED_FONT_COLOR.r, RED_FONT_COLOR.g, RED_FONT_COLOR.b, 1.0
end
return 0.9, 0.2, 0.2, 1.0
end
local function ApplyUnusableTint(button, unusable)
if not button then return end
local markUnusable = true
if addon.Modules and addon.Modules.DB then
local setting = addon.Modules.DB:GetSetting("markUnusableItems")
if setting ~= nil then markUnusable = setting and true or false end
end
local overlay = button.unusableOverlay
if not markUnusable or not unusable then
if overlay then overlay:Hide() end
return
end
overlay = EnsureUnusableOverlay(button)
local r, g, b, a = GetUnusableColor()
-- Match ItemButton.lua exactly: configured alpha is reduced once by 45%.
local alpha = (a or 1.0) * 0.45
overlay:SetVertexColor(r or 0.9, g or 0.2, b or 0.2, alpha)
overlay:Show()
end
local function RefreshUsabilityAsync(button, itemData, bagID, slotID, isReadOnly, otherCharName)
if not button or not itemData or not itemData.link then return end
if isReadOnly or otherCharName then return end
local detection = addon.Modules and addon.Modules.ItemDetection
if not detection then return end
-- Never scan tooltip state while the sort engine is actively moving/locking items.
-- The final post-sort redraw will call SetItem again and schedule a safe refresh.
if addon.Modules.SortEngine and addon.Modules.SortEngine.sortingInProgress then
return
end
local link = itemData.link
local cached = detection.IsUnusableCached and detection:IsUnusableCached(itemData) or nil
if cached ~= nil then
ApplyUnusableTint(button, cached)
return
end
-- Avoid duplicate jobs when BAG_UPDATE causes several redraws for the same item.
if button._gudaUsabilityPendingLink == link then return end
button._gudaUsabilityPendingLink = link
local function DoRefresh()
if button._gudaUsabilityPendingLink ~= link then return end
button._gudaUsabilityPendingLink = nil
if not button.IsShown or not button:IsShown() or not button.hasItem then return end
if button.otherChar or button.isReadOnly then return end
if button.bagID ~= bagID or button.slotID ~= slotID then return end
if not button.itemData or button.itemData.link ~= link then return end
local props = detection:GetItemProperties(button.itemData, button.bagID, button.slotID)
ApplyUnusableTint(button, props and props.isUnusable)
end
local Utils = addon.Modules and addon.Modules.Utils
if Utils and Utils.QueueWork then
Utils:QueueWork(DoRefresh)
else
DoRefresh()
end
end
function Guda_ItemButton_SetItem(self, bagID, slotID, itemData, isBank, otherCharName, matchesFilter, isReadOnly)
OriginalSetItem(self, bagID, slotID, itemData, isBank, otherCharName, matchesFilter, isReadOnly)
if not self then return end
local currentData = self.itemData or itemData
local currentLink = currentData and currentData.link or nil
-- Cancel a stale pending job if this pooled button now represents another item.
if self._gudaUsabilityPendingLink and self._gudaUsabilityPendingLink ~= currentLink then
self._gudaUsabilityPendingLink = nil
end
if self.hasItem and currentData then
RefreshUsabilityAsync(self, currentData, tonumber(bagID), tonumber(slotID), isReadOnly, otherCharName)
elseif self.unusableOverlay then
self.unusableOverlay:Hide()
end
end
addon:Debug("ClassicAPI usability tint safety enabled")