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fkey: Rewrite (with some more sanity)

This commit is contained in:
Emmanuel Lepage Vallee 2016-06-27 02:12:48 -04:00
parent eaa389bd5f
commit 1ca9bb2f26
2 changed files with 34 additions and 58 deletions
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1
item/common.lua
View File

@ -38,6 +38,7 @@ function module.setup_fkey(item,data)
item.button1(data)
data.visible = false
end)
item:emit_signal("f_key::changed", value)
end
item.get_f_key = function() return item._internal.f_key end

91
widgets/fkey.lua
View File

@ -5,67 +5,42 @@ local pango = require( "lgi" ).Pango
local pangocairo = require( "lgi" ).PangoCairo
local wibox = require( "wibox" )
local beautiful = require( "beautiful" )
local pango_l,pango_crx,max_width,keys = nil,nil,0,{}
local function create_pango(height)
local padding = height/4
pango_crx = pangocairo.font_map_get_default():create_context()
pango_l = pango.Layout.new(pango_crx)
local desc = pango.FontDescription()
desc:set_family("Verdana")
desc:set_weight(pango.Weight.BOLD)
desc:set_size((height-padding*2) * pango.SCALE)
pango_l:set_font_description(desc)
pango_l.text = "F88"
max_width = pango_l:get_pixel_extents().width + height + 4
end
local constrainedtext = require("radical.widgets.constrainedtext")
local shape = require("gears.shape")
local function new(data,item)
local pref = wibox.widget.textbox()
pref.draw = function(self, context, cr, width, height)
local padding = height/4
local key = item._internal.f_key
if not keys[height] then
pref:emit_signal("widget::updated")
create_pango(height)
keys[height] = {}
end
if key and key > 12 and keys[height][0] then
cr:set_source_surface(keys[height][0])
cr:paint()
elseif not keys[height] or not keys[height][key] then
if not pango_l then
create_pango(height)
end
local img = cairo.ImageSurface(cairo.Format.ARGB32, max_width,beautiful.menu_height)
local cr2 = cairo.Context(img)
cr2:set_source(color(beautiful.fg_normal))
cr2:arc((height-padding)/2 + 2, (height-padding)/2 + padding/2, (height-padding)/2,0,2*math.pi)
cr2:arc(max_width - (height-padding)/2 - 2, (height-padding)/2 + padding/2, (height-padding)/2,0,2*math.pi)
cr2:rectangle((height-padding)/2+2,padding/2,max_width - (height),(height-padding))
cr2:fill()
cr2:move_to(height/2 + padding/2,padding/4)
cr2:set_source(color(beautiful.bg_normal))
pango_l.text = (key and key <= 12) and ("F"..(key)) or " ---"
cr2:show_layout(pango_l)
keys[height][key > 12 and 0 or key] = img
end
cr:set_source_surface((key and key > 12 and keys[height][0]) and keys[height][0] or keys[height][key])
cr:paint()
end
pref.fit = function(self,context,width,height)
if not keys[height] then
pref:emit_signal("widget::updated")
create_pango(height)
keys[height] = {}
end
local pref = wibox.widget {
{
{
{
padding = 1,
width_for_text = "F99",
text = item._internal.f_key or "F1",
widget = constrainedtext,
id = "textbox",
},
left = data.item_height / 2 - 2*2,
right = data.item_height / 2 - 2*2,
widget = wibox.container.margin
},
shape = shape.rounded_bar,
bg = color(beautiful.fg_normal),
fg = color(beautiful.bg_normal),
widget = wibox.container.background
},
margins = 2,
widget = wibox.container.margin
}
return max_width,data.item_height
end
pref:set_markup("<span fgcolor='".. beautiful.bg_normal .."'><tt><b>F11</b></tt></span>")
return pref
local tb = pref:get_children_by_id("textbox")[1]
assert(tb)
item:connect_signal("f_key::changed" , function()
tb:set_text("F"..item._internal.f_key)
end)
return pref
end
return setmetatable({}, { __call = function(_, ...) return new(...) end })
-- kate: space-indent on; indent-width 2; replace-tabs on;
-- kate: space-indent on; indent-width 4; replace-tabs on;