AutoHideBinds.lua

local _G = _G
local _, AHB = ...
_G.AutoHideBinds = AHB

local AHBFrame = CreateFrame("Frame", nil, UIParent)

function AHB:HookBinds()
    local ef = function() end
    for _, bar in ipairs({ "Action", "MultiBarBottomLeft", "MultiBarBottomRight", "MultiBarRight", "MultiBarLeft",
        "MultiBar5", "MultiBar6", "MultiBar7" }) do
        for btnnum = 1, 12 do
            local btn = bar .. "Button" .. btnnum
            if _G[btn] then
                -- Hide binds and disable :Show()
                _G[btn .. "HotKey"]:Hide()
                _G[btn .. "HotKey"].Show = ef

                -- Hide macro names
                _G[btn .. "Name"]:Hide()
                _G[btn .. "Name"].Show = ef

                _G[btn]:HookScript("OnEnter", function()
                    self:AdjustTextSize(_G[btn .. "HotKey"])
                    -- :Show() has been "unbound" because it's run all the time for some reason,
                    -- making it impossible to hide binds. We use the alternative function to show binds.
                    local hotkeytext = _G[btn .. "HotKey"]:GetText();
                    if hotkeytext ~= "" and hotkeytext ~= "●" then
                        self:StyleBind(_G[btn .. "HotKey"])
                        _G[btn .. "HotKey"]:SetShown(true)
                    end

                    if _G[btn .. "Name"]:GetText() ~= "" then
                        _G[btn .. "Name"]:SetShown(true)
                    end
                end)
                _G[btn]:HookScript("OnLeave", function()
                    _G[btn .. "HotKey"]:Hide()
                    _G[btn .. "Name"]:Hide()
                end)
            end
        end
    end
end

function AHB:StyleBind(frame)
    frame:ClearAllPoints()
    frame:SetPoint("CENTER")
    frame:SetJustifyH("CENTER")
    frame:SetFont("Fonts\\FRIZQT__.TTF", 24, "OUTLINE")
end

function AHB:AdjustTextSize(frame)
    if frame:GetStringHeight() <= 12 then
        return
    end

    if frame:IsTruncated() then
        frame:SetTextHeight(frame:GetStringHeight() - 2)
        self:AdjustTextSize(frame)
    end
end

AHBFrame:RegisterEvent("ADDON_LOADED")
AHBFrame:SetScript("OnEvent", function(_, event, ...)
    local name = ...
    if event == "ADDON_LOADED" and name == "AutoHideBinds" then
        AHB:HookBinds()
    end
end)