Msn web hosting - 1180 Java Utilities Package and Bit Manipulation Chapter
1180 Java Utilities Package and Bit Manipulation Chapter 20 15 private int value1, value2; 16 17 // set up GUI 18 public MiscBitOps() 19 { 20 super( “Bitwise operators” ); 21 22 JPanel inputPanel = new JPanel(); 23 inputPanel.setLayout( new GridLayout( 4, 2 ) ); 24 25 inputPanel.add( new JLabel( “Enter 2 ints” ) ); 26 inputPanel.add( new JLabel( “” ) ); 27 28 inputPanel.add( new JLabel( “Value 1″ ) ); 29 input1Field = new JTextField( 8 ); 30 inputPanel.add( input1Field ); 31 32 inputPanel.add( new JLabel( “Value 2″ ) ); 33 input2Field = new JTextField( 8 ); 34 inputPanel.add( input2Field ); 35 36 inputPanel.add( new JLabel( “Result” ) ); 37 resultField = new JTextField( 8 ); 38 resultField.setEditable( false ); 39 inputPanel.add( resultField ); 40 41 JPanel bitsPanel = new JPanel(); 42 bitsPanel.setLayout( new GridLayout( 4, 1 ) ); 43 bitsPanel.add( new JLabel( “Bit representations” ) ); 44 45 bits1Field = new JTextField( 33 ); 46 bits1Field.setEditable( false ); 47 bitsPanel.add( bits1Field ); 48 49 bits2Field = new JTextField( 33 ); 50 bits2Field.setEditable( false ); 51 bitsPanel.add( bits2Field ); 52 53 bits3Field = new JTextField( 33 ); 54 bits3Field.setEditable( false ); 55 bitsPanel.add( bits3Field ); 56 57 JPanel buttonPanel = new JPanel(); 58 59 // button to perform bitwise AND 60 JButton andButton = new JButton( “AND” ); 61 62 andButton.addActionListener( 63 64 new ActionListener() { 65 Fig. 20.8Fig. 20.8 Demonstrating the bitwise AND, bitwise inclusive OR, bitwise exclusive OR and bitwise complement operators (part 2 of 6).
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