1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
#!/usr/bin/env ruby
=begin
combobox.rb - Ruby/GTK sample script.
Copyright (c) 2004-2006 Ruby-GNOME2 Project Team
This program is licenced under the same licence as Ruby-GNOME2.
$Id: combobox.rb,v 1.3 2006/06/17 13:18:12 mutoh Exp $
=end
require 'gtk2'
if str = Gtk.check_version(2, 4, 0)
puts "This sample requires GTK+ 2.4.0 or later"
puts str
exit
end
window = Gtk::Window.new("Gtk::ComboBox sample")
window.signal_connect("destroy"){Gtk.main_quit}
#
# Text only
#
combo1 = Gtk::ComboBox.new
["foo", "bar", "fuga", "hoge"].each do |val|
combo1.append_text(val)
end
combo1.active = 1
combo1.signal_connect("changed") do
p "combo1: #{combo1.active}, #{combo1.active_iter[0]}"
end
#
# Icon and text
#
model = Gtk::ListStore.new(Gdk::Pixbuf, String)
[[Gtk::Stock::QUIT, "quit"],
[Gtk::Stock::CANCEL, "cancel"],
[Gtk::Stock::OK, "ok"]].each do |stock, name|
iter = model.append
iter[0] = window.render_icon(stock, Gtk::IconSize::MENU, "icon")
iter[1] = name
end
combo2 = Gtk::ComboBox.new(model)
# column 1
renderer = Gtk::CellRendererPixbuf.new
combo2.pack_start(renderer, false)
combo2.set_attributes(renderer, :pixbuf => 0)
# column 2
renderer = Gtk::CellRendererText.new
combo2.pack_start(renderer, true)
combo2.set_attributes(renderer, :text => 1)
combo2.active = 2
combo2.signal_connect("changed") do
p "combo2: #{combo2.active}, #{combo2.active_iter[1]}"
end
#
# Gtk::ComboBoxEntry
#
combo3 = Gtk::ComboBoxEntry.new
["foo", "bar", "fuga", "hoge"].each do |val|
combo3.append_text(val)
end
combo3.active = 1
combo3.signal_connect("changed") do
if combo3.active_iter
p "combo3: #{combo3.active}, #{combo3.active_iter[0]}"
end
end
# Show main window
vbox = Gtk::VBox.new
vbox.add(combo1).add(combo2).add(combo3)
window.add(vbox).show_all
Gtk.main
|
