radical/item/layout/horizontal.lua

302 lines
9.1 KiB
Lua

local setmetatable = setmetatable
local beautiful = require( "beautiful" )
local color = require( "gears.color" )
local cairo = require( "lgi" ).cairo
local wibox = require( "wibox" )
local checkbox = require( "radical.widgets.checkbox" )
local fkey = require( "radical.widgets.fkey" )
local infoshapes = require( "radical.widgets.infoshapes" )
local theme = require( "radical.theme" )
local util = require( "awful.util" )
local margins2 = require( "radical.margins" )
local shape = require( "gears.shape" )
local surface = require( "gears.surface" )
local module = {}
-- Add [F1], [F2] ... to items
function module:setup_fkey(item,data)
item.set_f_key = function(_,value)
item._internal.has_changed = true
item._internal.f_key = value
data:remove_key_hook("F"..value)
data:add_key_hook({}, "F"..value , "press", function()
item.button1(data,menu)
data.visible = false
end)
end
item.get_f_key = function() return item._internal.f_key end
end
function module.after_draw_children(self, context, cr, width, height)
--TODO get rid of this, use the stack container
if self._item.overlay_draw then
self._item.overlay_draw(context,self._item,cr,width,height)
end
end
-- Apply icon transformation
function module.set_icon(self,image)
if self._data.icon_transformation then
self._item._original_icon = image
image = self._data.icon_transformation(image,self._data,self._item)
end
wibox.widget.imagebox.set_image(self,image)
end
-- Setup the item icon
function module:setup_icon(item,data)
local icon = wibox.widget.imagebox()
icon._data = data
icon._item = item
icon.set_image = module.set_icon
if item.icon then
icon:set_image(item.icon)
end
item.set_icon = function (_,value)
icon:set_image(value)
end
return icon
end
-- Show the checkbox
function module:setup_checked(item,data)
if item.checkable then
item.get_checked = function()
if type(item._private_data.checked) == "function" then
return item._private_data.checked(data,item)
else
return item._private_data.checked
end
end
local ck = wibox.widget.imagebox()
ck:set_image(item.checked and checkbox.checked() or checkbox.unchecked())
item.set_checked = function (_,value)
item._private_data.checked = value
ck:set_image(item.checked and checkbox.checked() or checkbox.unchecked())
item._internal.has_changed = true
end
return ck
end
end
-- Setup hover
function module:setup_hover(item,data)
item.set_hover = function(_,value)
local item_style = item.item_style or data.item_style
item.state[-1] = value and true or nil
item_style(item,{})
end
end
-- Create sub_menu arrows
local sub_arrow = nil
function module:setup_sub_menu_arrow(item,data)
if (item._private_data.sub_menu_f or item._private_data.sub_menu_m) and not data.disable_submenu_icon then
if not sub_arrow then
sub_arrow = wibox.widget.imagebox() --TODO, make global
sub_arrow.fit = function(box, context,w, h) return (sub_arrow._image and sub_arrow._image:get_width() or 0),item.height end
if beautiful.menu_submenu_icon then
sub_arrow:set_image( beautiful.menu_submenu_icon )
else
local h = data.item_height
sub_arrow:set_image(surface.load_from_shape(7, h,
shape.transform(shape.isosceles_triangle) : rotate_at(3.5,h/2,math.pi/2),
beautiful.menu_fg_normal or beautiful.menu_fg or beautiful.fg_normal
))
end
end
return sub_arrow
end
end
-- Proxy all events to the parent
function module.setup_event(data,item,widget)
local widget = widget or item.widget
-- Setup data signals
widget:connect_signal("button::press",function(_,__,___,id,mod,geo)
local mods_invert = {}
for k,v in ipairs(mod) do
mods_invert[v] = i
end
item.state[4] = true
data:emit_signal("button::press",item,id,mods_invert,geo)
item:emit_signal("button::press",data,id,mods_invert,geo)
end)
widget:connect_signal("button::release",function(wdg,__,___,id,mod,geo)
local mods_invert = {}
for k,v in ipairs(mod) do
mods_invert[v] = i
end
item.state[4] = nil
data:emit_signal("button::release",item,id,mods_invert,geo)
item:emit_signal("button::release",data,id,mods_invert,geo)
end)
widget:connect_signal("mouse::enter",function(b,mod,geo)
data:emit_signal("mouse::enter",item,mod,geo)
item:emit_signal("mouse::enter",data,mod,geo)
end)
widget:connect_signal("mouse::leave",function(b,mod,geo)
data:emit_signal("mouse::leave",item,mod,geo)
item:emit_signal("mouse::leave",data,mod,geo)
end)
-- Always tracking mouse::move is expensive, only do it when necessary
-- local function conn(b,t)
-- item:emit_signal("mouse::move",item)
-- end
-- item:connect_signal("connection",function(_,name,count)
-- if name == "mouse::move" then
-- widget:connect_signal("mouse::move",conn)
-- end
-- end)
-- item:connect_signal("disconnection",function(_,name,count)
-- if count == 0 then
-- widget:connect_signal("mouse::move",conn)
-- end
-- end)
end
-- Create the actual widget
local function create_item(item,data,args)
-- F keys
module:setup_fkey(item,data)
-- Icon
local icon = module:setup_icon(item,data)
icon.fit = function(...)
local w,h = wibox.widget.imagebox.fit(...)
return w+3,h
end
if data.icon_per_state == true then
item:connect_signal("state::changed",function(i,d,st)
if item._original_icon and data.icon_transformation then
wibox.widget.imagebox.set_image(icon,data.icon_transformation(item._original_icon,data,item))
end
end)
end
-- Text
local tb = wibox.widget.textbox()
tb:set_text(item.text)
item.set_text = function (_,value)
if data.disable_markup then
tb:set_text(value)
else
tb:set_markup(value)
end
item._private_data.text = value
end
-- Hover
module:setup_hover(item,data)
-- Overlay
item.set_overlay = function(_,value)
item._private_data.overlay = value
item.widget:emit_signal("widget::updated")
end
-- Define the item layout
item.widget = wibox.widget.base.make_widget_declarative {
-- Widgets
{
-- Widget
{
-- This is where the content is placed
-- Widgets
{
-- The prefixes
-- Widget
data.fkeys_prefix and fkey(data,item) or nil,
icon ,
args.prefix_widget ,
-- Attributes
layout = wibox.layout.fixed.horizontal
},
{
-- Underlay and overlay
tb,
-- Attributes
widget = infoshapes,
spacing = 10,
infoshapes = item.infoshapes,
id = "infoshapes",
},
{
-- Suffixes
-- Widget
module:setup_checked(item,data) ,
module:setup_sub_menu_arrow(item,data),
args.suffix_widget ,
-- Attributes
layout = wibox.layout.fixed.horizontal
},
-- Attributes
_item = item ,
_data = data ,
id = "main_align" ,
layout = wibox.layout.align.horizontal,
},
-- Attributes
id = "main_margin" ,
layout = wibox.layout.margin,
},
-- Attributes
fg = item._private_data.fg ,
tooltip = item.tooltip ,
_item = item ,
_data = data ,
widget = wibox.widget.background,
}
-- Make some widgets easier to access
item._internal.margin_w = item.widget:get_children_by_id("main_margin")[1]
item._internal.align = item.widget:get_children_by_id("main_align" )[1]
-- Override some methods
item._internal.text_w = tb
item._internal.icon_w = icon
-- Export the margin
local mrgns = margins2(
item._internal.margin_w,
util.table.join(
(item.item_style or data.item_style).margins,data.default_item_margins
)
)
function item:get_margins()
return mrgns
end
-- Draw
local item_style = item.style or data.item_style
item_style(item,{})
-- Setup events
module.setup_event(data,item)
return item.widget
end
return setmetatable(module, { __call = function(_, ...) return create_item(...) end })
-- kate: space-indent on; indent-width 4; replace-tabs on;