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# Copyright (c) 2005 Ruby-GNOME2 Project Team
# This program is licenced under the same licence as Ruby-GNOME2.
#
# $Id: iconview.rb,v 1.7 2007/08/05 15:41:31 mutoh Exp $
=begin
= Icon View (IconView)
The Gtk::IconView widget is used to display and manipulate icons.
It uses a Gtk::TreeModel for data storage, so the list store example
might be helpful.
=end
require 'common'
module Demo
class IconView < Demo::BasicWindow
COL_PATH, COL_DISPLAY_NAME, COL_IS_DIR, COL_PIXBUF = (0..3).to_a
def fill_store
@store.clear
Dir.glob(File.join(@parent, "*")).each do |path|
is_dir = FileTest.directory?(path)
iter = @store.append
# set COL_DISPLAY_NAME first because changing an iter will trigger the
# sort function; if we set something else first, the value of
# COL_DISPLAY_NAME for this row will be "nil" and the sort function will fail
#puts path
#puts GLib.convert(GLib.filename_to_utf8(path), "Shift_JIS", "UTF-8")
#puts File.basename(GLib.convert(GLib.filename_to_utf8(path), "Shift_JIS", "UTF-8"))
# iter[COL_DISPLAY_NAME] = File.basename(GLib.filename_to_utf8(path))
iter[COL_DISPLAY_NAME] = GLib.filename_to_utf8(path)
iter[COL_PATH] = path
iter[COL_IS_DIR] = is_dir
iter[COL_PIXBUF] = is_dir ? @folder_pixbuf : @file_pixbuf
end
end
def initialize
super('Gtk::IconView demo')
@file_pixbuf = Gdk::Pixbuf.new(Demo.find_file("gnome-fs-regular.png"))
@folder_pixbuf = Gdk::Pixbuf.new(Demo.find_file("gnome-fs-directory.png"))
@store = Gtk::ListStore.new(String, String, TrueClass, Gdk::Pixbuf)
@parent = "/"
@store.set_default_sort_func do |a, b|
if !a[COL_IS_DIR] and b[COL_IS_DIR]
1
elsif a[COL_IS_DIR] and !b[COL_IS_DIR]
-1
else
a[COL_DISPLAY_NAME] <=> b[COL_DISPLAY_NAME]
end
end
@store.set_sort_column_id(Gtk::TreeSortable::DEFAULT_SORT_COLUMN_ID,
Gtk::SortType::ASCENDING)
fill_store
set_default_size(650, 400)
set_border_width(8)
vbox = Gtk::Box.new(:vertical)
add(vbox)
toolbar = Gtk::Toolbar.new
vbox.pack_start(toolbar, :expand => false, :fill => false, :padding => 0)
up_button = Gtk::ToolButton.new(:stock_id => :go_up)
up_button.important = true
up_button.sensitive = false
toolbar.insert(up_button, -1)
up_button.signal_connect("clicked") do
@parent = File.dirname(@parent)
fill_store
up_button.sensitive = @parent != "/"
end
home_button = Gtk::ToolButton.new(:stock_id => :home)
home_button.important = true
toolbar.insert(home_button, -1)
home_button.signal_connect("clicked") do
@parent = GLib.home_dir
fill_store
up_button.sensitive = true
end
sw = Gtk::ScrolledWindow.new
sw.shadow_type = :etched_in
sw.set_policy(:automatic, :automatic)
vbox.pack_start(sw, :expand => true, :fill => true, :padding => 0)
iconview = Gtk::IconView.new(@store)
iconview.selection_mode = :multiple
iconview.text_column = COL_DISPLAY_NAME
iconview.pixbuf_column = COL_PIXBUF
iconview.signal_connect("item_activated") do |iview, path|
iter = @store.get_iter(path)
if iter[COL_DISPLAY_NAME]
@parent = iter[COL_PATH]
fill_store
up_button.sensitive = true
end
end
sw.add(iconview)
iconview.grab_focus
end
end
end
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