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Scala example source code file (Window.scala)

This example Scala source code file (Window.scala) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Scala tags/keywords

awt, awtwindow, button, component, gui, interfacemixin, interfacemixin, option, option, point, rectangle, rootpanel, swing, uielement, uielement, window, window

The Scala Window.scala source code

/*                     __                                               *\
**     ________ ___   / /  ___     Scala API                            **
**    / __/ __// _ | / /  / _ |    (c) 2007-2011, LAMP/EPFL             **
**  __\ \/ /__/ __ |/ /__/ __ |    http://scala-lang.org/               **
** /____/\___/_/ |_/____/_/ | |                                         **
**                          |/                                          **
\*                                                                      */



package scala.swing

import java.awt.{Window => AWTWindow}
import event._
import javax.swing._

/**
 * A window with decoration such as a title, border, and action buttons.
 * 
 * An AWT window cannot be wrapped dynamically with this class, i.e., you cannot 
 * write something like new Window { def peer = myAWTWindow }
 * 
 * @see javax.swing.JFrame
 */
abstract class Window extends UIElement with RootPanel with Publisher { outer =>
  def peer: AWTWindow with InterfaceMixin
  
  protected trait InterfaceMixin extends javax.swing.RootPaneContainer
  
  /**
   * This method is called when the window is closing, after all other window 
   * event listeners have been processed.
   */
  def closeOperation() {}

  override def contents_=(c: Component) {
    super.contents_=(c)
    peer.pack() // pack also validates, which is generally required after an add
  }
  def defaultButton: Option[Button] = 
    toOption(peer.getRootPane.getDefaultButton) map UIElement.cachedWrapper[Button]
  def defaultButton_=(b: Button) { 
    peer.getRootPane.setDefaultButton(b.peer) 
  }
  def defaultButton_=(b: Option[Button]) { 
    peer.getRootPane.setDefaultButton(b map (_.peer) orNull)
  }
  
  def dispose() { peer.dispose() }
  
  def pack(): this.type = { peer.pack(); this }
  
  def setLocationRelativeTo(c: UIElement) { peer.setLocationRelativeTo(c.peer) }
  def centerOnScreen() { peer.setLocationRelativeTo(null) }
  def location_=(p: Point) { peer.setLocation(p) }
  override def size_=(size: Dimension) { peer.setSize(size) }
  def bounds_=(rect: Rectangle) { peer.setBounds(rect) }
  
  def owner: Window = UIElement.cachedWrapper[Window](peer.getOwner)
  
  def open() { peer setVisible true }
  def close() { peer setVisible false }
  
  peer.addWindowListener(new java.awt.event.WindowListener {
    def windowActivated(e: java.awt.event.WindowEvent) { publish(WindowActivated(outer)) }
    def windowClosed(e: java.awt.event.WindowEvent) { publish(WindowClosed(outer)) }
    def windowClosing(e: java.awt.event.WindowEvent) { publish(WindowClosing(outer)) }
    def windowDeactivated(e: java.awt.event.WindowEvent) { publish(WindowDeactivated(outer)) }
    def windowDeiconified(e: java.awt.event.WindowEvent) { publish(WindowDeiconified(outer)) }
    def windowIconified(e: java.awt.event.WindowEvent) { publish(WindowIconified(outer)) }
    def windowOpened(e: java.awt.event.WindowEvent) { publish(WindowOpened(outer)) }
  })
}

Other Scala examples (source code examples)

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