def initialize
super('Info Bars')
self.border_width = 8
vbox = Gtk::Box.new :vertical
self.add vbox
bar = Gtk::InfoBar.new
vbox.pack_start bar, :expand => false, :fill => false, :padding => 0
bar.message_type = :info
label = Gtk::Label.new 'This is an info bar with message type GTK_MESSAGE_INFO'
bar.content_area.pack_start label, :expand => false, :fill => false, :padding => 0
bar = Gtk::InfoBar.new
vbox.pack_start bar, :expand => false, :fill => false, :padding => 0
bar.message_type = :warning
label = Gtk::Label.new 'This is an info bar with message type GTK_MESSAGE_WARNING'
bar.content_area.pack_start label, :expand => false, :fill => false, :padding => 0
bar = Gtk::InfoBar.new [:ok, :ok]
bar.signal_connect(:response) {|widget, response_id| on_bar_response widget, response_id}
vbox.pack_start bar, :expand => false, :fill => false, :padding => 0
bar.message_type = :question
label = Gtk::Label.new 'This is an info bar with message type GTK_MESSAGE_QUESTION'
bar.content_area.pack_start label, :expand => false, :fill => false, :padding => 0
bar = Gtk::InfoBar.new
vbox.pack_start bar, :expand => false, :fill => false, :padding => 0
bar.message_type = :error
label = Gtk::Label.new 'This is an info bar with message type GTK_MESSAGE_ERROR'
bar.content_area.pack_start label, :expand => false, :fill => false, :padding => 0
bar = Gtk::InfoBar.new
vbox.pack_start bar, :expand => false, :fill => false, :padding => 0
bar.message_type = :other
label = Gtk::Label.new 'This is an info bar with message type GTK_MESSAGE_OTHER'
bar.content_area.pack_start label, :expand => false, :fill => false, :padding => 0
frame = Gtk::Frame.new 'Info bars'
vbox.pack_start frame, :expand => false, :fill => false, :padding => 8
vbox2 = Gtk::Box.new :vertical, 8
vbox2.border_width = 8
frame.add vbox2
label = Gtk::Label.new 'An example of different info bars'
vbox2.pack_start label, :expand => false, :fill => false, :padding => 0
end