class MyGtkSocket

Public Class Methods

new() click to toggle source
Calls superclass method Gtk::Window::new
# File gtk2/sample/misc/t-gtksocket.rb, line 18
def initialize
  super("Gtk::Socket Test")
  set_window_position(Gtk::Window::POS_CENTER)
  signal_connect("delete_event"){Gtk::main_quit}

  @buttons = []
  6.times {|n|
    @buttons << Gtk::Button.new("Plug #{n}")
    @buttons.last.signal_connect("clicked"){ plug(n) }
  }
  
  @table = Gtk::Table.new(1, 2)
  @table.set_size_request(320, 200)
  add(@table)
  @vbox = Gtk::VBox.new(true, 5)
  @buttons.each{|b| @vbox.add(b) }
  @vbox.set_size_request(150, 190)
  @table.attach(@vbox, 0, 1, 0, 1, Gtk::FILL, Gtk::FILL, 5, 5)
  @socket = Gtk::Socket.new
  @table.attach(@socket, 1, 2, 0, 1, Gtk::FILL, Gtk::FILL, 5, 5)
  @socket.set_size_request(150, 150)

  show_all
  @xid = @socket.id
  @pid = 0
end

Public Instance Methods

plug(arg) click to toggle source
# File gtk2/sample/misc/t-gtksocket.rb, line 45
def plug(arg)
  if @pid != 0
    Process.kill("SIGKILL", @pid)
    Process.waitpid(@pid)
    begin
      @table.remove(@socket) unless @socket.destroyed?
    rescue ArgumentError
      # socket has been destroyed because child process finished unexpectedly
    end
    @socket = Gtk::Socket.new
    @table.attach(@socket, 1, 2, 0, 1, Gtk::FILL, Gtk::FILL, 5, 5)
    @socket.set_size_request(150, 190)
    @socket.show
    @xid = @socket.id
  end
  @pid = fork { exec "ruby t-gtkplug.rb -x #{@xid} Plug#{arg}" }
end