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Contents
#!/usr/bin/env ruby
=begin
treemodelfilter.rb - Gtk::TreeModelFilter sample
Copyright (c) 2004,2006 Ruby-GNOME2 Project Team
This program is licenced under the same licence as Ruby-GNOME2.
$Id: treemodelfilter.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
ls = Gtk::ListStore.new(String, Integer)
column1 = Gtk::TreeViewColumn.new("data1",
Gtk::CellRendererText.new, {:text => 0})
column2 = Gtk::TreeViewColumn.new("data2",
Gtk::CellRendererText.new, {:text => 1})
mf = Gtk::TreeModelFilter.new(ls)
mf.set_visible_func do |model, iter|
/a/ =~ iter[0]
end
mf.set_modify_func(String, String) do |model, iter, column|
child_iter = model.convert_iter_to_child_iter(iter)
if column == 0
child_iter[0]
else
"#{child_iter[1]} * 2 = #{child_iter[1] * 2}"
end
end
treeview = Gtk::TreeView.new(mf)
treeview.append_column(column1)
treeview.append_column(column2)
[
["aaa", 1], ["aab", 2], ["aac", 3],
["bba", 4], ["bbb", 5], ["bbc", 6]
].each do |str, num|
iter = ls.append
iter[0] = str
iter[1] = num
end
win = Gtk::Window.new("Gtk::TreeModelFilter sample")
win.signal_connect("destroy"){Gtk.main_quit}
win.add(treeview).show_all.signal_connect("destroy"){Gtk.main_quit}
Gtk.main
Version data entries
184 entries across 184 versions & 1 rubygems