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ConfigurationDialog.java

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/* This file has been prepared for Doxygen automatic documentation generation.*/
package gui;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;

import javax.swing.JCheckBox;
import javax.swing.JComboBox;
import javax.swing.JDialog;
import javax.swing.JOptionPane;
import javax.swing.JTextField;


public class ConfigurationDialog extends JDialog implements ActionListener, ItemListener, PropertyChangeListener{
        
        private static final long serialVersionUID = 1L;
        public static final int CHANNEL     = 0;
        public static final int PANID       = 1;
        public static final int DEVICE_TYPE = 2;
        
        final int END_DEVICE  = 0;
        final int COORDINATOR = 1;
        
        private JOptionPane optionPane;
        private JTextField panID;
        private JCheckBox endDevice,
                                                coordinator;
        private JComboBox channels;
        
        private String buttonString1 = "Configure";
    private String buttonString2 = "Cancel";
    private String chanString = "Select channel.";
    private String deviceString  = "\r\nSelect device type.";
    private String panString     = "\r\nSelect PANID (Hexadecimal). 0x";
    private final String[] deviceType = { "EndDevice", "Coordinator" };
    //String holding users choice of Channel-PANID-DeviceType.
    private String[ ] userChoices = { "0B", "BAAD", deviceType[ END_DEVICE ] };
    
    String[ ] channelString = { "11", "12", "13", "14", "15", "16", "17", "18", "19", "20",
                                            "21", "22", "23", "24", "25", "26" };

    String[ ] hexLookupTable = { "0B", "0C", "0D", "0E", "0F", "10", "11", "12", "13", "14",
                                     "15", "16", "17", "18", "19", "1A" };
    
        public ConfigurationDialog( MainFrame parent ){
                
                super( parent, true );
                this.setTitle( "Device Options" );
                
                channels = new JComboBox( channelString );
                channels.setEditable( false );
                channels.setSelectedIndex( 0 );
                channels.addActionListener( this );
                
                endDevice = new JCheckBox( "End Device" );
                endDevice.setSelected( true );
                endDevice.addItemListener( this );
                
                coordinator = new JCheckBox( "Coordinator" );
                coordinator.setSelected( false );
                coordinator.addItemListener( this );
                
                panID = new JTextField( "BAAD", 4 );
                
                Object[ ] inputFields = { chanString, channels, deviceString,
                                                                  endDevice, coordinator, panString, panID };
                Object[ ] options = { buttonString1, buttonString2 };
                
                optionPane = new JOptionPane( inputFields,
                                                                          JOptionPane.QUESTION_MESSAGE,
                                                                          JOptionPane.OK_CANCEL_OPTION,
                                                                          null,
                                                                          options,
                                                                          options[ 0 ]);
                
                this.setContentPane( optionPane );
                this.setDefaultCloseOperation( DO_NOTHING_ON_CLOSE );
                
                this.addWindowListener(new WindowAdapter() {
            public void windowClosing(WindowEvent we) {
                
            /*
             * Instead of directly closing the window,
             * we're going to change the JOptionPane's
             * value property.
             */
                optionPane.setValue( new Integer( 
                                    JOptionPane.CLOSED_OPTION ) );
            }
                });
                
                optionPane.addPropertyChangeListener( this );
        }
        
        public void actionPerformed( ActionEvent ae ){
                
                int i;
                String channel = ( String ) ( ( JComboBox)ae.getSource( ) ).getSelectedItem( );
                
                for( i = 0; i < 16;i++ ){
                        
                        //Look for channel.
                        if( channel.equals( channelString[ i ] ) ){
                                break;
                        }
                }
                
                userChoices[ CHANNEL ] = hexLookupTable[ i ];
        }
        
        public void itemStateChanged( ItemEvent ie ){
                
                Object source = ie.getItemSelectable( );
                
                if( source == endDevice ){
                        
                        if( ie.getStateChange( ) == ItemEvent.DESELECTED ){
                                
                                coordinator.setSelected( true );
                                userChoices[ DEVICE_TYPE ] = deviceType[ COORDINATOR ];
                        }
                        
                        else{
                                
                                coordinator.setSelected( false );
                                userChoices[ DEVICE_TYPE ] = deviceType[ END_DEVICE ];
                        }
                }
                
                else{
                        
                        if( ie.getStateChange( ) == ItemEvent.DESELECTED ){
                                
                                endDevice.setSelected( true );
                                userChoices[ DEVICE_TYPE ] = deviceType[ END_DEVICE ];
                        }
                        
                        else{
                                
                                endDevice.setSelected( false );
                                userChoices[ DEVICE_TYPE ] = deviceType[ COORDINATOR ];
                        }
                }
        }
        
        public String[ ] getUserChoices( ){
                return userChoices;
        }

        public void propertyChange( PropertyChangeEvent pce ){
                
                String property = pce.getPropertyName( );
                
                //Handle events generated when user presses the buttons.
                //Buttons is not accessible with normal routines.
                if( isVisible( ) && ( pce.getSource( ) == optionPane )
                    && ( JOptionPane.VALUE_PROPERTY.equals( property )
                    || JOptionPane.INPUT_VALUE_PROPERTY.equals( property ) ) ){
                        
                        Object value = optionPane.getValue( );
                        
                    if( value == JOptionPane.UNINITIALIZED_VALUE ){
                        //ignore reset
                        return;
                    }

                    //Reset the JOptionPane's value.
                    //If you don't do this, then if the user
                    //presses the same button next time, no
                    //property change event will be fired.
                    optionPane.setValue( JOptionPane.UNINITIALIZED_VALUE );
                    
                    //OK pressed
                    if( value.equals( buttonString1 ) ){
                        
                        String readPANID = panID.getText( );
                        readPANID.toUpperCase( );
                        
                        //Must be a four digit number.
                        if( readPANID.length(  ) < 5 ){
                                
                                for( int i = 0; i < readPANID.length( ); i++ ){
                                        
                                        if( !( ( ( readPANID.charAt( i ) >= '0' ) && ( readPANID.charAt( i ) <= '9' ) ) ||
                                                 ( ( readPANID.charAt( i ) >= 'A' ) && ( readPANID.charAt( i ) <= 'F' ) ) ) ){
                                                
                                                return;
                                        }
                                }
                                
                                userChoices[ PANID ] = readPANID;
                                this.hideDialog( );
                        }
                        
                        else{
                                return;
                        }
                    }
                    
                    //Cancel Pressed or closing window.
                    else{
                        this.hideDialog( );
                    }
                }
        }
        
        public void hideDialog( ){
                this.setVisible( false );
        }
}