Add support for checkboxes

base.lua

@@ -115,6 +115,8 @@ function add_item(data,args)
       sub_menu_m = (args.sub_menu and type(args.sub_menu) == "table" and args.sub_menu.is_menu) and args.sub_menu or nil,
       sub_menu_f = (args.sub_menu and type(args.sub_menu) == "function") and args.sub_menu or nil,
       selected   = false,
+      checkable  = args.checkable or (args.checked ~= nil) or false,
+      checked    = args.checked or false,
     },
     force_private = {
       visible = true,
@@ -128,6 +130,7 @@ function add_item(data,args)
     autogen_signals = true,
   })
   item._private_data = private_data
+  item._internal = {get_map=get_map,set_map=set_map}
 
   for i=1,10 do
     item["button"..i] = args["button"..i]
@@ -136,7 +139,7 @@ function add_item(data,args)
   set_map.selected = function(value)
     private_data.selected = value
     if value == false then
-      data.item_style(data,item,false,false)
+      data.item_style(data,item,false--[[ or (item._tmp_menu ~= nil and item._tmp_menu == data._tmp_menu)]],false)
       return
     end
     if data._current_item and data._current_item ~= item then
@@ -149,12 +152,14 @@ function add_item(data,args)
     end
     if (private_data.sub_menu_f  or private_data.sub_menu_m)and data._current_item ~= item then
       local sub_menu = private_data.sub_menu_m or private_data.sub_menu_f()
-      sub_menu.arrow_type = module.arrow_type.NONE
-      sub_menu.parent_item = item
-      sub_menu.parent_geometry = data
-      sub_menu.visible = true
-      item._tmp_menu = sub_menu
-      data._tmp_menu = sub_menu
+      if sub_menu then
+        sub_menu.arrow_type = module.arrow_type.NONE
+        sub_menu.parent_item = item
+        sub_menu.parent_geometry = data
+        sub_menu.visible = true
+        item._tmp_menu = sub_menu
+        data._tmp_menu = sub_menu
+      end
     end
     data.item_style(data,item,true,false)
     data._current_item = item
@@ -307,6 +312,11 @@ local function new(args)
     end
   end
 
+  function data:clear()
+    internal.items = {}
+    data:emit_signal("clear::menu")
+  end
+
   if private_data.layout then
     private_data.layout:setup_key_hooks(data)
   end

context.lua

@@ -2,6 +2,7 @@ local base = require( "radical.base" )
 local print = print
 local unpack = unpack
 local debug = debug
+local type = type
 local setmetatable = setmetatable
 local color     = require( "gears.color"      )
 local wibox     = require( "wibox"            )
@@ -11,6 +12,7 @@ local awful     = require( "awful"            )
 local util      = require( "awful.util"       )
 local button    = require( "awful.button"     )
 local layout    = require( "radical.layout"   )
+local checkbox  = require( "radical.widgets.checkbox" )
 local arrow_style = require( "radical.style.arrow" )
 
 local capi,module = { mouse = mouse , screen = screen , keygrabber = keygrabber },{}
@@ -134,6 +136,8 @@ local function setup_drawable(data)
   function internal:set_visible(value)
     internal.w.visible = value
   end
+  local fit_w,fit_h = data._internal.layout:fit()
+  data.width = fit_w
 end
 
 local function setup_item(data,item,args)
@@ -163,9 +167,14 @@ local function setup_item(data,item,args)
 
   --Be sure to always hide sub menus, even when data.visible is set manually
   data:connect_signal("visible::changed",function(_,vis)
-  if data._tmp_menu and data.visible == false then
-        data._tmp_menu.visible = false
-      end
+    if data._tmp_menu and data.visible == false then
+      data._tmp_menu.visible = false
+    end
+  end)
+  data:connect_signal("parent_geometry::changed",function(_,vis)
+    local fit_w,fit_h = data._internal.layout:fit()
+    data.height = fit_h
+    data.style(data)
   end)
   item.widget:buttons( util.table.join(unpack(buttons)))
 
@@ -219,6 +228,22 @@ local function setup_item(data,item,args)
       return wibox.widget.background.fit(box,w,h,...)
     end
   end
+  if item.checkable then
+    item._internal.get_map.checked = function()
+      if type(item._private_data.checked) == "function" then
+        return item._private_data.checked()
+      else
+        return item._private_data.checked
+      end
+    end
+    local ck = wibox.widget.imagebox()
+    ck:set_image(item.checked and checkbox.checked() or checkbox.unchecked())
+    lr:add(ck)
+    item._internal.set_map.checked = function (value)
+      item._private_data.checked = value
+      ck:set_image(item.checked and checkbox.checked() or checkbox.unchecked())
+    end
+  end
   if args.suffix_widget then
     lr:add(args.suffix_widget)
   end
@@ -227,7 +252,6 @@ local function setup_item(data,item,args)
   item.widget:set_widget(m)
   local fit_w,fit_h = data._internal.layout:fit()
   data.height = fit_h
---   data.width = fit_w
   data.style(data)
 end
 
@@ -241,8 +265,11 @@ local function new(args)
     args.internal.setup_item     = args.internal.setup_item or setup_item
     args.style = args.style or arrow_style
     local ret = base(args)
+    ret:connect_signal("clear::menu",function(_,vis)
+      ret._internal.layout:reset()
+    end)
     return ret
 end
 
 return setmetatable(module, { __call = function(_, ...) return new(...) end })
--- kate: space-indent on; indent-width 2; replace-tabs on;
+-- kate: space-indent on; indent-width 2; replace-tabs on;

widgets/checkbox.lua

@@ -0,0 +1,63 @@
+local setmetatable = setmetatable
+local print = print
+local color = require("gears.color")
+local cairo     = require( "lgi"              ).cairo
+
+local beautiful    = require( "beautiful"    )
+
+local module = {}
+
+local checkedI
+local notcheckedI
+local isinit      = false
+
+local function init()
+    local size = beautiful.menu_height or 16
+    notcheckedI = cairo.ImageSurface(cairo.Format.ARGB32, size,size)
+    checkedI    = cairo.ImageSurface(cairo.Format.ARGB32, size,size)
+    local cr2         = cairo.Context(notcheckedI)
+    local cr          = cairo.Context(checkedI)
+    cr:set_operator(cairo.Operator.CLEAR)
+    cr2:set_operator(cairo.Operator.CLEAR)
+    cr:paint()
+    cr2:paint()
+    cr:set_operator(cairo.Operator.SOURCE)
+    cr2:set_operator(cairo.Operator.SOURCE)
+    local sp = 2.5
+    local rs = size - (2*sp)
+    cr:set_source(color(beautiful.fg_normal))
+    cr2:set_source(color(beautiful.fg_normal))
+    cr:set_line_width(2)
+    cr2:set_line_width(2)
+    cr:move_to( sp , sp );cr:line_to( rs , sp )
+    cr:move_to( sp , sp );cr:line_to( sp , rs )
+    cr:move_to( sp , rs );cr:line_to( rs , rs )
+    cr:move_to( rs , sp );cr:line_to( rs , rs )
+    cr:move_to( sp , sp );cr:line_to( rs , rs )
+    cr:move_to( sp , rs );cr:line_to( rs , sp )
+    cr:stroke()
+
+    cr2:move_to(  sp , sp );cr2:line_to (rs , sp , beautiful.fg_normal )
+    cr2:move_to(  sp , sp );cr2:line_to (sp , rs , beautiful.fg_normal )
+    cr2:move_to(  sp , rs );cr2:line_to (rs , rs , beautiful.fg_normal )
+    cr2:move_to(  rs , sp );cr2:line_to (rs , rs , beautiful.fg_normal )
+    cr2:stroke()
+
+    isinit = true
+end
+
+function module.checked()
+    if not isinit then
+        init()
+    end
+    return checkedI
+end
+
+function module.unchecked()
+    if not isinit then
+        init()
+    end
+    return notcheckedI
+end
+
+return setmetatable(module, { __call = function(_, ...) return new(...) end })

widgets/init.lua

@@ -0,0 +1,3 @@
+return {
+    checkbox = require("radical.widgets.checkbox")
+}