phone.java

32个java程序源代码

// Exercise 2.14: Phone.java
// Creates the cell phone GUI.
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.*;

public class Phone extends JFrame
{
   private JLabel displayJLabel;
   private JPanel numberJPanel;
   private JButton oneJButton, twoJButton, threeJButton, 
      fourJButton, fiveJButton, sixJButton, sevenJButton, 
      eightJButton, nineJButton, starJButton, zeroJButton, 
      poundJButton, talkJButton, endJButton;
   
   // no-argument constructor
   public Phone()
   {
      createUserInterface();
   }
   
   // create and position GUI components
   private void createUserInterface()
   {
      // get content pane and set its layout
      Container contentPane = getContentPane();
      contentPane.setLayout( null );
      
      // set up displayJLabel
      displayJLabel = new JLabel();
      displayJLabel.setText( "Deitel Wireless" );
      displayJLabel.setBounds( 10, 10, 170, 100 );
      displayJLabel.setBorder( new LineBorder( Color.BLACK ) );
      displayJLabel.setHorizontalAlignment( JLabel.CENTER );
      displayJLabel.setBackground( Color.CYAN );
      displayJLabel.setOpaque( true );
      contentPane.add( displayJLabel );
      
      // set up talkJButton
      talkJButton = new JButton();
      talkJButton.setText( "TALK" );
      talkJButton.setBounds( 10, 120, 80, 30 );
      contentPane.add( talkJButton );
      
      // set up endJButton
      endJButton = new JButton();
      endJButton.setText( "END" );
      endJButton.setBounds( 100, 120, 80, 30 );
      contentPane.add( endJButton );
      
      // set up numberJPanel
      numberJPanel = new JPanel();
      numberJPanel.setBounds( 10, 160, 60, 110 );
      numberJPanel.setBorder( new LineBorder( Color.BLACK ) );
      numberJPanel.setLayout( null );
      contentPane.add( numberJPanel );
      
      // set up oneJButton
      oneJButton = new JButton();
      oneJButton.setText( "1" );
      oneJButton.setBounds( 5, 5, 50, 30 );
      numberJPanel.add( oneJButton );
      
      // set up twoJButton
      twoJButton = new JButton();
      twoJButton.setText( "2" );
      twoJButton.setBounds( 5, 5, 50, 30 );
      numberJPanel.add( twoJButton );
      
      // set up threeJButton
      threeJButton = new JButton();
      threeJButton.setText( "3" );
      threeJButton.setBounds( 5, 5, 50, 30 );
      numberJPanel.add( threeJButton );
      
      // set up fourJButton
      fourJButton = new JButton();
      fourJButton.setText( "4" );
      fourJButton.setBounds( 5, 40, 50, 30 );
      numberJPanel.add( fourJButton );
      
      // set up fiveJButton
      fiveJButton = new JButton();
      fiveJButton.setText( "5" );
      fiveJButton.setBounds( 5, 40, 50, 30 );
      numberJPanel.add( fiveJButton );
      
      // set up sixJButton
      sixJButton = new JButton();
      sixJButton.setText( "6" );
      sixJButton.setBounds( 5, 40, 50, 30 );
      numberJPanel.add( sixJButton );
      
      // set up sevenJButton
      sevenJButton = new JButton();
      sevenJButton.setText( "7" );
      sevenJButton.setBounds( 5, 75, 50, 30 );
      numberJPanel.add( sevenJButton );
      
      // set up eightJButton
      eightJButton = new JButton();
      eightJButton.setText( "8" );
      eightJButton.setBounds( 5, 75, 50, 30 );
      numberJPanel.add( eightJButton );
      
      // set up nineJButton
      nineJButton = new JButton();
      nineJButton.setText( "9" );
      nineJButton.setBounds( 5, 75, 50, 30 );
      numberJPanel.add( nineJButton );
      
      // set up starJButton
      starJButton = new JButton();
      starJButton.setText( "*" );
      starJButton.setBounds( 5, 110, 50, 30 );
      numberJPanel.add( starJButton );
      
      // set up zeroJButton
      zeroJButton = new JButton();
      zeroJButton.setText( "0" );
      zeroJButton.setBounds( 5, 110, 50, 30 );
      numberJPanel.add( zeroJButton );
      
      // set up poundJButton
      poundJButton = new JButton();
      poundJButton.setText( "#" );
      poundJButton.setBounds( 5, 110, 50, 30 );
      numberJPanel.add( poundJButton );
      
      // set properties of application's window
      setTitle( "Phone" ); // set title bar text
      setSize( 198, 345 ); // set window size
      setVisible( true );  // display window
      
   } // end method createUserInterface
   
   // main method
   public static void main( String[] args ) 
   {
      Phone application = new Phone();
      application.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );

   } // end method main

} // end class Phone


 /**************************************************************************
  * (C) Copyright 1992-2004 by Deitel & Associates, Inc. and               *
  * Pearson Education, Inc. All Rights Reserved.                           *
  *                                                                        *
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  * development, research, and testing of the theories and programs        *
  * to determine their effectiveness. The authors and publisher make       *
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  * programs or to the documentation contained in these books. The authors *
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  * furnishing, performance, or use of these programs.                     *
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