ruby-****@sourc*****
ruby-****@sourc*****
2012年 10月 8日 (月) 04:46:42 JST
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REMOTE_ADDR = 184.145.80.187
REMOTE_HOST =
URL = http://ruby-gnome2.sourceforge.jp/hiki.cgi?tut-gtk2-treev-crs
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@@ -48,23 +48,21 @@
#!/usr/bin/env ruby
require 'gtk2'
- # Add three columns to the GtkTreeView. All three of the
- # columns will be displayed as text, although one is a boolean
- # value and another is an integer.
- def setup_tree_view(treeview)
- # Create a new GtkCellRendererText, add it to the tree
- # view column and append the column to the tree view.
+ # Toggle Button Cell Renderer
+ # Add three columns to the GtkTreeView. This time first
+ # Boolean 'Buy' column will appear as check-button, the
+ # other two columns 'Count' and 'Product' remain Integer
+ # and String respectively.
+ def setup_tree_view(treeview)
renderer = Gtk::CellRendererToggle.new
column = Gtk::TreeViewColumn.new("Buy", renderer, "active" => GItm::BUY_INDEX)
-
- renderer.activatable = true
renderer.signal_connect('toggled') do |w, path|
iter = treeview.model.get_iter(path)
iter[GItm::BUY_INDEX] = !iter[GItm::BUY_INDEX] if (iter)
end
treeview.append_column(column)
-
+
renderer = Gtk::CellRendererText.new
column = Gtk::TreeViewColumn.new("Count", renderer, "text" => GItm::QTY_INDEX)
treeview.append_column(column)
@@ -73,13 +71,4 @@
treeview.append_column(column)
end
- window = Gtk::Window.new(Gtk::Window::TOPLEVEL)
- window.resizable = true
- window.title = "Grocery List"
- window.border_width = 10
- window.signal_connect('delete_event') { Gtk.main_quit }
- window.set_size_request(275, 200)
-
class GItm
attr_accessor :product_type, :buy, :quantity, :product
def initialize(t,b,q,p)
@@ -127,7 +118,-2 @@
list[i].quantity += list[j].quantity if list[j].buy
j += 1
end
-
+
# Add the category as a new root (parent) row (element).
parent = store.append(nil)
# store.set_value(parent, GItm::BUY_INDEX, list[i].buy) # <= same as below
@@ -152,6 +143,3 @@
scrolled_win = Gtk::ScrolledWindow.new
scrolled_win.add(treeview)
scrolled_win.set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC)
+
+ window = Gtk::Window.new("Grocery List")
+ window.resizable = true
+ window.border_width = 10
+ window.signal_connect('destroy') { Gtk.main_quit }
+ window.set_size_request(275, 200)
window.add(scrolled_win)
window.show_all
Gtk.main