local awful     = require("awful")
local beautiful = require("beautiful")

-- {{{ Signals
-- signal function to execute when a new client appears.
client.connect_signal("manage", function (c, startup)
    -- enable sloppy focus
    c:connect_signal("mouse::enter", function(c)
        if awful.layout.get(c.screen) ~= awful.layout.suit.magnifier
            and awful.client.focus.filter(c) then
            client.focus = c
        end
    end)

    if not startup and not c.size_hints.user_position
       and not c.size_hints.program_position then
        awful.placement.no_overlap(c)
        awful.placement.no_offscreen(c)
    end

    local titlebars_enabled = false
    if titlebars_enabled and (c.type == "normal" or c.type == "dialog") then
        -- buttons for the titlebar
        local buttons = awful.util.table.join(
                awful.button({ }, 1, function()
                    client.focus = c
                    c:raise()
                    awful.mouse.client.move(c)
                end),
                awful.button({ }, 3, function()
                    client.focus = c
                    c:raise()
                    awful.mouse.client.resize(c)
                end)
                )

        -- widgets that are aligned to the right
        local right_layout = wibox.layout.fixed.horizontal()
        right_layout:add(awful.titlebar.widget.floatingbutton(c))
        right_layout:add(awful.titlebar.widget.maximizedbutton(c))
        right_layout:add(awful.titlebar.widget.stickybutton(c))
        right_layout:add(awful.titlebar.widget.ontopbutton(c))
        right_layout:add(awful.titlebar.widget.closebutton(c))

        -- the title goes in the middle
        local middle_layout = wibox.layout.flex.horizontal()
        local title = awful.titlebar.widget.titlewidget(c)
        title:set_align("center")
        middle_layout:add(title)
        middle_layout:buttons(buttons)

        -- now bring it all together
        local layout = wibox.layout.align.horizontal()
        layout:set_right(right_layout)
        layout:set_middle(middle_layout)

        awful.titlebar(c,{size=16}):set_widget(layout)
    end
end)

-- No border for maximized clients
client.connect_signal("focus",
    function(c)
        if c.maximized_horizontal == true and c.maximized_vertical == true then
            c.border_color = beautiful.border_normal
        else
            c.border_color = beautiful.border_focus
        end
    end)
client.connect_signal("unfocus", function(c) c.border_color = beautiful.border_normal end)
-- }}}

-- {{{ Arrange signal handler
for s = 1, screen.count() do screen[s]:connect_signal("arrange", function ()
        local clients = awful.client.visible(s)
        local layout  = awful.layout.getname(awful.layout.get(s))

        if #clients > 0 then -- Fine grained borders and floaters control
            for _, c in pairs(clients) do -- Floaters always have borders
                if awful.client.floating.get(c) or layout == "floating" then
                    c.border_width = beautiful.border_width

                -- No borders with only one visible client
                elseif #clients == 1 or layout == "max" then
                    clients[1].border_width = 0
                else
                    c.border_width = beautiful.border_width
                end
            end
        end
      end)
end
-- }}}