docs/examples/swing/PopupDemo.scala


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package examples.swing

import swing._
import event._
import Swing._

/**
 * @author John Sullivan
 * @author Ingo Maier
 */
object PopupDemo extends SimpleSwingApplication {
	def top = new MainFrame {
		val popupMenu = new PopupMenu {
      contents += new Menu("menu 1") {
        contents += new RadioMenuItem("radio 1.1")
        contents += new RadioMenuItem("radio 1.2")
      }
      contents += new Menu("menu 2") {
        contents += new RadioMenuItem("radio 2.1")
        contents += new RadioMenuItem("radio 2.2")
      }
    }
    val button = new Button("Show Popup Menu")
    reactions += {
      case ButtonClicked(b) => popupMenu.show(b, 0, b.bounds.height)
      case PopupMenuCanceled(m) => println("Menu " + m + " canceled.")
    }
    listenTo(popupMenu)
    listenTo(button)

    contents = new FlowPanel(button)
	}
}