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#!/usr/bin/env ruby
=begin
menu.rb - Ruby/GTK2 sample script.
Copyright (c) 2002-2015 Ruby-GNOME2 Project Team
This program is licenced under the same licence as Ruby-GNOME2.
=end
require "gtk3"
def create_menu(depth)
return nil if depth < 1
menu = Gtk::Menu.new
group = nil
(0..4).each do |i|
buf = format("item %2d - %d", depth, i + 1)
menuitem = Gtk::RadioMenuItem.new(group, buf)
group = menuitem.group
menu.append(menuitem)
menuitem.set_submenu create_menu(depth - 1) if depth > 1
end
menu
end
def create_option_menu
lstore = Gtk::ListStore.new(TrueClass, String)
(1..5).each do |i|
lstore.append.set_values([false, "item #{i}"])
end
combobox = Gtk::ComboBox.new(:model => lstore, :entry => true)
toggle = Gtk::CellRendererToggle.new
combobox.pack_start(toggle, true)
combobox.add_attribute(toggle, "active", 0)
combobox.set_entry_text_column(1)
combobox.signal_connect("changed") do |widget|
list = widget.model
list.each do |model, _path, iter|
model.set_value(iter, 0, false)
end
iter = widget.active_iter
list.set_value(iter, 0, true)
end
combobox
end
window = Gtk::Window.new("menus")
window.signal_connect("destroy") do
Gtk.main_quit
end
window.border_width = 0
box1 = Gtk::Box.new(:vertical, 0)
window.add(box1)
menubar = Gtk::MenuBar.new
box1.pack_start(menubar, :expand => false, :fill => true, :padding => 0)
menu = create_menu(2)
menuitem = Gtk::MenuItem.new(:label => "test\nline2")
menuitem.set_submenu(menu)
menubar.append(menuitem)
menuitem = Gtk::MenuItem.new(:label => "foo")
menuitem.set_submenu(create_menu(3))
menubar.append(menuitem)
menuitem = Gtk::MenuItem.new(:label => "bar")
menuitem.set_submenu(create_menu(4))
menubar.append(menuitem)
box2 = Gtk::Box.new(:vertical, 10)
box2.border_width = 10
box1.pack_start(box2, :expand => true, :fill => true, :padding => 0)
optionmenu = create_option_menu
box2.pack_start(optionmenu, :expand => true, :fill => true, :padding => 0)
separator = Gtk::Separator.new(:horizontal)
box1.pack_start(separator, :expand => false, :fill => true, :padding => 0)
box2 = Gtk::Box.new(:horizontal, 10)
box2.border_width = 10
box1.pack_start(box2, :expand => false, :fill => true, :padding => 0)
button = Gtk::Button.new(:label => "close")
button.signal_connect("clicked") do
window.destroy
end
box2.pack_start(button, :expand => true, :fill => true, :padding => 0)
window.show_all
Gtk.main
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