radical/item/common.lua

121 lines
3.7 KiB
Lua

local wibox = require( "wibox" )
local beautiful = require( "beautiful" )
local module = {}
-- Apply icon transformation
local function 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) --TODO maybe create a proper widget
local icon = wibox.widget.imagebox()
rawset(icon, "_data" , data )
rawset(icon, "_item" , item )
rawset(icon, "set_image", set_icon)
if item.icon then
icon:set_image(item.icon)
end
item.set_icon = function (_,value) icon:set_image(value) end
if data.icon_per_state == true then --TODO create an icon widget, see item/common.lua
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
return icon
end
-- 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)
data.visible = false
end)
item:emit_signal("f_key::changed", value)
end
item.get_f_key = function() return item._internal.f_key end
if item._internal.f_key then
item:set_f_key(item._internal.f_key)
end
end
-- Setup 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.checkbox(item.checked or false, {
style = beautiful.menu_checkbox_style,
color = beautiful.fg_normal
})
item.set_checked = function (_,value)
item._private_data.checked = value
ck.checked = value
item._internal.has_changed = true
end
return ck
end
end
-- Proxy all events to the parent
function module.setup_event(data,item,widget)
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] = k
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] = k
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)
end
return module
-- kate: space-indent on; indent-width 4; replace-tabs on;