radical/item_style/basic.lua

local setmetatable = setmetatable
local print = print
local pairs=pairs
local base      = require( "radical.base"     )

local module = {
  margins = {
    TOP    = 2,
    BOTTOM = 2,
    RIGHT  = 2,
    LEFT   = 4
  }
}

local function widget_draw23(self, w, cr, width, height)
  self.__drawbasic(self,w, cr, width, height)
  local overlay = self._item and self._item.overlay
  if overlay then
    overlay(self._item._menu,self._item,cr,width,height)
  end
end

local function draw(data,item,args)
  local args,flags = args or {},{}
  for _,v in pairs(args) do flags[v] = true end

  if not item.widget._overlay_init and not item.widget._draw then
    item.widget.__drawbasic = item.widget.draw
    item.widget.draw = widget_draw23
    item.widget._overlay_init = true
  end


  if flags[base.item_flags.SELECTED] or (item._tmp_menu) then
    item.widget:set_bg(args.color or data.bg_focus)
  else
    item.widget:set_bg(args.color or nil)
  end
end

return setmetatable(module, { __call = function(_, ...) return draw(...) end })
-- kate: space-indent on; indent-width 2; replace-tabs on;