84 lines
2.8 KiB
Lua
84 lines
2.8 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 pango = require( "lgi" ).Pango
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local pangocairo = require( "lgi" ).PangoCairo
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local wibox = require( "wibox" )
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local beautiful = require( "beautiful" )
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local module = {}
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local keys = {}
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local pango_l,pango_crx,max_width,m_h = nil,nil,0,0
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local function create_pango()
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local padding = beautiful.menu_height/5
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pango_crx = pangocairo.font_map_get_default():create_context()
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pango_l = pango.Layout.new(pango_crx)
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local desc = pango.FontDescription()
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desc:set_family("Verdana")
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desc:set_weight(pango.Weight.BOLD)
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desc:set_size((m_h-padding*2) * pango.SCALE)
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pango_l:set_font_description(desc)
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pango_l.text = "F88"
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max_width = pango_l:get_pixel_extents().width + m_h + 4
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end
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local function new(data,item)
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local pref = wibox.widget.textbox()
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local padding = beautiful.menu_height/5
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pref.draw = function(self,w, cr, width, height)
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local key = item._internal.f_key
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if m_h == 0 then
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m_h = height
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pref:emit_signal("widget::updated")
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create_pango()
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keys = {}
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end
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if key and key > 12 and keys[0] then
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cr:set_source_surface(keys[0])
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cr:paint()
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elseif not keys[key] then
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if not pango_l then
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m_h = height
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create_pango()
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end
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local img = cairo.ImageSurface(cairo.Format.ARGB32, max_width,beautiful.menu_height)
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local cr2 = cairo.Context(img)
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cr2:set_source(color(beautiful.fg_normal))
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cr2:arc((height-padding)/2 + 2, (height-padding)/2 + padding/2, (height-padding)/2,0,2*math.pi)
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cr2:arc(max_width - (height-padding)/2 - 2, (height-padding)/2 + padding/2, (height-padding)/2,0,2*math.pi)
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cr2:rectangle((height-padding)/2+2,padding/2,max_width - (height),(height-padding))
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cr2:fill()
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cr2:select_font_face("Arial", cairo.FontSlant.NORMAL, cairo.FontWeight.BOLD)
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cr2:set_font_size(height-padding*1.5)
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cr2:move_to(height/2 + padding/2,padding/4)
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cr2:set_source(color(beautiful.bg_normal))
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local text = (key and key <= 12) and ("F"..(key)) or " ---"
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pango_l.text = text
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cr2:show_layout(pango_l)
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if key > 12 then
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keys[0] = img
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else
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keys[key] = img
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end
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end
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if key and key > 12 and keys[0] then
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cr:set_source_surface(keys[0])
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cr:paint()
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else
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cr:set_source_surface(keys[key])
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cr:paint()
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end
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end
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pref.fit = function(self,width,height)
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return max_width,data.item_height
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end
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pref:set_markup("<span fgcolor='".. beautiful.bg_normal .."'><tt><b>F11</b></tt></span>")
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return pref
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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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