ask_for_order (JSONTreeView)

         # File lib/json/editor.rb, line 964
    964:       def ask_for_order
    965:         dialog = Dialog.new(
    966:           "Give an order criterium for 'x'.",
    967:           nil, nil,
    968:           [ Stock::OK, Dialog::RESPONSE_ACCEPT ],
    969:           [ Stock::CANCEL, Dialog::RESPONSE_REJECT ]
    970:         )
    971:         hbox = HBox.new(false, 5)
    972:
    973:         hbox.pack_start(Label.new("Order:"), false)
    974:         hbox.pack_start(order_input = Entry.new)
    975:         order_input.text = @order || 'x'
    976:         order_input.width_chars = 60
    977:
    978:         hbox.pack_start(reverse_checkbox = CheckButton.new('Reverse'), false)
    979:
    980:         dialog.vbox.pack_start(hbox, false)
    981:
    982:         dialog.signal_connect('key-press-event''key-press-event', &DEFAULT_DIALOG_KEY_PRESS_HANDLER)
    983:         dialog.show_all
    984:         self.focus = dialog
    985:         dialog.run do |response|
    986:           if response == Dialog::RESPONSE_ACCEPT
    987:             return @order = order_input.text, reverse_checkbox.active?
    988:           end
    989:         end
    990:         return
    991:       ensure
    992:         dialog.destroy if dialog
    993:       end