Method: JSON::Editor::JSONTreeView#ask_for_order

Defined in:
lib/json/editor.rb

#ask_for_order ⇒ Object

Ask for an order criteria for sorting, using x for the element in question. Returns the order criterium, and true/false for reverse sorting.



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# File 'lib/json/editor.rb', line 893

def ask_for_order
  dialog = Dialog.new(
    "Give an order criterium for 'x'.",
    nil, nil,
    [ Stock::OK, Dialog::RESPONSE_ACCEPT ],
    [ Stock::CANCEL, Dialog::RESPONSE_REJECT ]
  )
  hbox = HBox.new(false, 5)

  hbox.add(Label.new("Order:"))
  hbox.pack_start(order_input = Entry.new)
  order_input.text = @order || 'x'

  hbox.pack_start(reverse_checkbox = CheckButton.new('Reverse'))

  dialog.vbox.add(hbox)

  dialog.show_all
  dialog.run do |response| 
    if response == Dialog::RESPONSE_ACCEPT
      return @order = order_input.text, reverse_checkbox.active?
    end
  end
  return
ensure
  dialog.destroy if dialog
end