ruby-****@sourc*****
ruby-****@sourc*****
2012年 10月 12日 (金) 02:52:47 JST
-------------------------
REMOTE_ADDR = 184.145.82.7
REMOTE_HOST =
URL = http://ruby-gnome2.sourceforge.jp/hiki.cgi?tut-gtk2-treev-cbbr
-------------------------
@@ -326,35 +326,27 @@
#!/usr/bin/env ruby
require 'gtk2'
- # Add three columns to the Gtk::TreeView. All three of the
- # columns will be displayed as text, although one is a Boolean
- # value and another is an integer.
+ # Add two columns to the Gtk::TreeView. The first will display
+ # location as text, and the second the progress bar.
def setup_tree_view(treeview)
# Create a new Gtk::CellRendererText, add it to the tree
# view column and append the column to the tree view.
renderer = Gtk::CellRendererText.new
- column = Gtk::TreeViewColumn.new("Location", renderer, "text" => ActList::LOCATION)
+ column = Gtk::TreeViewColumn.new("Location", renderer, "text" => LOCATION_COLUMN)
treeview.append_column(column)
-
+
# Create a new Gtk::CellRendererProgress, add it to the tree
# view column and append the column to the tree view.
renderer = Gtk::CellRendererProgress.new
- column = Gtk::TreeViewColumn.new("Progress", renderer, "value" => ActList::ACTION)
+ column = Gtk::TreeViewColumn.new("Progress", renderer, "value" => VALUE_COLUMN)
treeview.append_column(column)
end
- window = Gtk::Window.new(Gtk::Window::TOPLEVEL)
- window.resizable = true
- window.title = "Progress List"
- window.border_width = 10
- window.signal_connect('delete_event') { Gtk.main_quit }
- window.set_size_request(250, 150)
-
class ActList
attr_accessor :location, :action
def initialize(l, a); @location, @action = l, a; end
- LOCATION = 0; ACTION = 1
end
+ LOCATION_COLUMN = 0; VALUE_COLUMN = 1
list = [
ActList.new("www.alpha.net", 55),
@@ -364,40 +356,30 @@
ActList.new("www.wealthy.org", 10)
]
- treeview = Gtk::TreeView.new
- setup_tree_view(treeview)
-
# Create a new tree model with two columns, as
# string and integer.
- store = Gtk::ListStore.new(String, Integer)
+ treeview = Gtk::TreeView.new(store = Gtk::ListStore.new(String, Integer))
# Add all of the products to the GtkListStore.
list.each_with_index do |e, i|
iter = store.append
- iter[ActList::LOCATION] = list[i].location
- iter[ActList::ACTION] = list[i].action
+ iter[LOCATION_COLUMN] = list[i].location
+ iter[VALUE_COLUMN] = list[i].action
iter.next!
end
+ setup_tree_view(treeview)
+
thread = Thread.start do
- new_val = 0
iter = store.iter_first
- loop {
- new_val = iter[ActList::ACTION] + 5
- new_val = 0 if new_val > 100
- iter[ActList::ACTION] = new_val
+ loop do
+ iter[VALUE_COLUMN] = iter[VALUE_COLUMN] + 5 if iter[VALUE_COLUMN] < 100
sleep 0.05
iter.next!
- }
+ end
end
- # Add the tree model to the tree view
- treeview.model = store
-
scrolled_win = Gtk::ScrolledWindow.new
scrolled_win.add(treeview)
scrolled_win.set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC)
+ window = Gtk::Window.new("Progress List")
+ window.resizable = true
+ window.border_width = 10
+ window.signal_connect('destroy') { Gtk.main_quit }
+ window.set_size_request(250, 150)
window.add(scrolled_win)
window.show_all
Gtk.main