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#!/usr/bin/env ruby
=begin
icons-theme-viewer.rb - Ruby/GTK sample script.
Copyright (c) 2016 Ruby-GNOME2 Project Team
This program is licenced under the same licence as Ruby-GNOME2.
=end
require "gtk3"
def fill_model(icons)
model = Gtk::ListStore.new(String, GdkPixbuf::Pixbuf)
icons.each do |icon|
pixbuf = Gtk::IconTheme.default.load_icon(icon, 32, 0)
iter = model.append
iter[0] = icon
iter[1] = pixbuf
end
model
end
def gen_icon_view(pattern, context = nil)
icon_theme = Gtk::IconTheme.default
icons = icon_theme.icons(context).grep(/#{pattern}/)
model = fill_model(icons)
icon_view = Gtk::IconView.new(:model => model)
icon_view.text_column = 0
icon_view.pixbuf_column = 1
icon_view
end
window = Gtk::Window.new("View all your icons")
window.set_default_size(700, 700)
window.signal_connect("delete-event") { Gtk.main_quit }
icon_view = gen_icon_view("application")
sw = Gtk::ScrolledWindow.new(nil, nil)
sw.add(icon_view)
entry = Gtk::Entry.new
entry.buffer.text = "application"
entry.tooltip_text = "Use a pattern to filter icons"
entry.set_icon_from_icon_name(:secondary, "edit-clear")
entry.set_icon_tooltip_text(:secondary, "Reset pattern")
entry.signal_connect "icon-release" do |widget, position|
widget.buffer.text = "" if position == :secondary
end
entry.signal_connect "activate" do |widget|
sw.remove(icon_view)
pattern = widget.buffer.text
icon_view = gen_icon_view(pattern)
sw.add(icon_view)
window.show_all
end
box = Gtk::Box.new(:vertical, 0)
box.pack_start(entry)
box.pack_start(sw, :expand => true, :fill => true)
window.add(box)
window.show_all
Gtk.main
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