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getFreeButtonId


-- @/lua/ge/extensions/ui/vehicleSelector/vehicleOperations.lua:436
M.getFreeButtonId = function(...) return buttonInstance.getFreeButtonId(...) end

@/lua/ge/extensions/ui/gridSelectorUtils/buttonModule.lua

  -- Get a free button ID
  local function getFreeButtonId()
    buttonIdCounter = buttonIdCounter + 1

  local function addButton(callback, meta)
    local buttonId = getFreeButtonId()
    meta = meta or {}