78 lines
2.3 KiB
Lua
78 lines
2.3 KiB
Lua
local setmetatable = setmetatable
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local print = print
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local color = require( "gears.color" )
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local cairo = require( "lgi" ).cairo
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local wibox = require( "wibox" )
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local util = require( "awful.util" )
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local button = require( "awful.button" )
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local beautiful = require( "beautiful" )
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local module = {}
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local arr_up,arr_down
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local isinit = false
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local function init()
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local size = beautiful.menu_height or 16
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arr_down = cairo.ImageSurface(cairo.Format.ARGB32, size,size)
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arr_up = cairo.ImageSurface(cairo.Format.ARGB32, size,size)
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local cr2 = cairo.Context(arr_down)
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local cr = cairo.Context(arr_up)
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cr:set_source(color(beautiful.fg_normal))
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cr2:set_source(color(beautiful.fg_normal))
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for i=1,5 do
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cr:rectangle(i, (size-11)/2+(11/2)-i, 11-i*2, 1)
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cr2:rectangle(i, (11)-(11/2)+i, 11-i*2, 1)
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end
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cr:fill()
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cr2:fill()
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isinit = true
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end
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function module.up()
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if not isinit then
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init()
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end
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return arr_up
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end
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function module.down()
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if not isinit then
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init()
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end
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return arr_down
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end
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local function new(data)
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local scroll_w = {}
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for k,v in ipairs({"up","down"}) do
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local ib = wibox.widget.imagebox()
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ib:set_image(module[v]())
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ib.fit = function(tb,width,height)
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return width,data.item_height
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end
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ib.draw = function(self,wibox, cr, width, height)
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cr:set_source_surface(self._image, width/2 - self._image:get_width()/2, 0)
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cr:paint()
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end
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scroll_w[v] = wibox.widget.background()
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scroll_w[v]:set_widget(ib)
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scroll_w[v].visible = true
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data.item_style(data,{widget=scroll_w[v]},false,false,beautiful.bg_highlight)
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scroll_w[v]:connect_signal("mouse::enter",function()
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data.item_style(data,{widget=scroll_w[v]},false,false,beautiful.bg_alternate or beautiful.bg_focus)
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end)
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scroll_w[v]:connect_signal("mouse::leave",function()
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data.item_style(data,{widget=scroll_w[v]},false,false,beautiful.bg_highlight)
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end)
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scroll_w[v]:buttons( util.table.join( button({ }, 1, function()
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data["scroll_"..v](data)
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end) ))
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end
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return scroll_w
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end
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return setmetatable(module, { __call = function(_, ...) return new(...) end })
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-- kate: space-indent on; indent-width 2; replace-tabs on;
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