messagetable.java

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                gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTH;
                gridBagConstraints.insets = new java.awt.Insets(0, 3, 0, 3);
                jPanel2.add(jButton2, gridBagConstraints);

                jButton3.setText("Delete");
                jButton3.setToolTipText("delete the current configuration from the preferences");
                jButton3.setMaximumSize(new java.awt.Dimension(80, 26));
                jButton3.setMinimumSize(new java.awt.Dimension(80, 26));
                jButton3.setPreferredSize(new java.awt.Dimension(80, 26));
                jButton3.addActionListener(new java.awt.event.ActionListener() {
                        public void actionPerformed(java.awt.event.ActionEvent evt) {
                                jButton3ActionPerformed(evt);
                        }
                });

                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTH;
                gridBagConstraints.insets = new java.awt.Insets(0, 3, 3, 3);
                jPanel2.add(jButton3, gridBagConstraints);

                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridx = 0;
                gridBagConstraints.gridy = 0;
                gridBagConstraints.gridwidth = 2;
                gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
                getContentPane().add(jPanel2, gridBagConstraints);

                errorText.setEditable(false);
                errorText.setText("no error");
                errorText.setBorder(new javax.swing.border.EmptyBorder(new java.awt.Insets(1, 1, 1, 1)));
                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridx = 0;
                gridBagConstraints.gridy = 2;
                gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
                gridBagConstraints.insets = new java.awt.Insets(0, 4, 0, 0);
                getContentPane().add(errorText, gridBagConstraints);

                jPanel3.setLayout(new java.awt.GridBagLayout());

                jPanel3.setBorder(new javax.swing.border.TitledBorder("Message Format"));
                jLabel1.setHorizontalAlignment(javax.swing.SwingConstants.TRAILING);
                jLabel1.setText("msg type:");
                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridx = 0;
                gridBagConstraints.gridy = 0;
                gridBagConstraints.anchor = java.awt.GridBagConstraints.EAST;
                gridBagConstraints.insets = new java.awt.Insets(0, 4, 0, 3);
                jPanel3.add(jLabel1, gridBagConstraints);

                amTypeText.setText("0x00");
                amTypeText.setToolTipText("the active message type");
                amTypeText.setMinimumSize(new java.awt.Dimension(35, 20));
                amTypeText.setPreferredSize(new java.awt.Dimension(35, 20));
                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridx = 1;
                gridBagConstraints.gridy = 0;
                gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
                jPanel3.add(amTypeText, gridBagConstraints);

                timeStampBox.setText("time stamp");
                timeStampBox.setToolTipText("put a timestamp on each incoming message");
                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridx = 0;
                gridBagConstraints.gridy = 2;
                gridBagConstraints.gridwidth = 2;
                gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
                gridBagConstraints.weightx = 1.0;
                jPanel3.add(timeStampBox, gridBagConstraints);

                counterBox.setText("counter");
                counterBox.setToolTipText("show the count of received messages with the same unique fields");
                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridx = 0;
                gridBagConstraints.gridy = 3;
                gridBagConstraints.gridwidth = 2;
                gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
                gridBagConstraints.weightx = 1.0;
                jPanel3.add(counterBox, gridBagConstraints);

                jScrollPane2.setHorizontalScrollBarPolicy(javax.swing.JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
                jScrollPane2.setMinimumSize(new java.awt.Dimension(150, 100));
                formatText.setColumns(12);
                formatText.setToolTipText("format of each line: [unique, omit, const] <type> <name> [ = <value>]");
                formatText.setMinimumSize(new java.awt.Dimension(100, 100));
                formatText.setPreferredSize(new java.awt.Dimension(132, 100));
                jScrollPane2.setViewportView(formatText);

                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridx = 0;
                gridBagConstraints.gridy = 5;
                gridBagConstraints.gridwidth = 2;
                gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
                gridBagConstraints.weighty = 1.0;
                jPanel3.add(jScrollPane2, gridBagConstraints);

                jLabel2.setText("length:");
                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridx = 0;
                gridBagConstraints.gridy = 1;
                gridBagConstraints.anchor = java.awt.GridBagConstraints.EAST;
                gridBagConstraints.insets = new java.awt.Insets(0, 4, 0, 3);
                jPanel3.add(jLabel2, gridBagConstraints);

                lenText.setEditable(false);
                lenText.setToolTipText("the expected length of the packets");
                lenText.setPreferredSize(new java.awt.Dimension(35, 20));
                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridx = 1;
                gridBagConstraints.gridy = 1;
                gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
                jPanel3.add(lenText, gridBagConstraints);

                firstUniqueBox.setText("first unique only");
                firstUniqueBox.setToolTipText("display only the first unique message");
                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridx = 0;
                gridBagConstraints.gridy = 4;
                gridBagConstraints.gridwidth = 2;
                gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
                gridBagConstraints.weightx = 1.0;
                jPanel3.add(firstUniqueBox, gridBagConstraints);

                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridx = 1;
                gridBagConstraints.gridy = 1;
                gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
                getContentPane().add(jPanel3, gridBagConstraints);

                jPanel4.setLayout(new java.awt.GridBagLayout());

                jPanel4.setBorder(new javax.swing.border.TitledBorder("Table"));
                jPanel1.setLayout(new java.awt.GridBagLayout());

                jButton41.setText("Add Row");
                jButton41.setToolTipText("adds an empty row in the table");
                jButton41.addActionListener(new java.awt.event.ActionListener() {
                        public void actionPerformed(java.awt.event.ActionEvent evt) {
                                jButton41ActionPerformed(evt);
                        }
                });

                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridy = 0;
                gridBagConstraints.insets = new java.awt.Insets(0, 3, 0, 3);
                gridBagConstraints.weightx = 1.0;
                jPanel1.add(jButton41, gridBagConstraints);

                jButton5.setText("Send Msg(s)");
                jButton5.setToolTipText("broadcasts  the selected rows");
                jButton5.addActionListener(new java.awt.event.ActionListener() {
                        public void actionPerformed(java.awt.event.ActionEvent evt) {
                                jButton5ActionPerformed(evt);
                        }
                });

                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridy = 0;
                gridBagConstraints.insets = new java.awt.Insets(0, 3, 0, 3);
                gridBagConstraints.weightx = 1.0;
                jPanel1.add(jButton5, gridBagConstraints);

                jButton4.setText("Delete Row(s)");
                jButton4.setToolTipText("removes the selected rows from the table");
                jButton4.addActionListener(new java.awt.event.ActionListener() {
                        public void actionPerformed(java.awt.event.ActionEvent evt) {
                                jButton4ActionPerformed(evt);
                        }
                });

                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridy = 0;
                gridBagConstraints.insets = new java.awt.Insets(0, 3, 0, 3);
                gridBagConstraints.weightx = 1.0;
                jPanel1.add(jButton4, gridBagConstraints);

                jButton1.setText("Reset");
                jButton1.setToolTipText("reparse the message format and clear the table");
                jButton1.addActionListener(new java.awt.event.ActionListener() {
                        public void actionPerformed(java.awt.event.ActionEvent evt) {
                                jButton1ActionPerformed(evt);
                        }
                });

                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridy = 0;
                gridBagConstraints.insets = new java.awt.Insets(0, 3, 0, 3);
                gridBagConstraints.weightx = 1.0;
                jPanel1.add(jButton1, gridBagConstraints);

                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridx = 0;
                gridBagConstraints.gridy = 0;
                gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
                gridBagConstraints.insets = new java.awt.Insets(0, 0, 5, 0);
                jPanel4.add(jPanel1, gridBagConstraints);

                jScrollPane1.setBorder(new javax.swing.border.EmptyBorder(new java.awt.Insets(1, 1, 1, 1)));
                jScrollPane1.setMinimumSize(new java.awt.Dimension(200, 100));
                jScrollPane1.setPreferredSize(new java.awt.Dimension(400, 403));
                table.setModel(tableModel);
                table.setToolTipText("double click on a column to sort the rows");
                jScrollPane1.setViewportView(table);

                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridx = 0;
                gridBagConstraints.gridy = 1;
                gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
                gridBagConstraints.weightx = 2.0;
                gridBagConstraints.weighty = 1.0;
                jPanel4.add(jScrollPane1, gridBagConstraints);

                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridx = 0;
                gridBagConstraints.gridy = 1;
                gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
                gridBagConstraints.weightx = 1.0;
                gridBagConstraints.weighty = 1.0;
                getContentPane().add(jPanel4, gridBagConstraints);

                rowCount.setEditable(false);
                rowCount.setText("row count:");
                rowCount.setBorder(new javax.swing.border.EmptyBorder(new java.awt.Insets(1, 1, 1, 1)));
                gridBagConstraints = new java.awt.GridBagConstraints();
                gridBagConstraints.gridx = 1;
                gridBagConstraints.gridy = 2;
                gridBagConstraints.gridwidth = 2;
                gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
                gridBagConstraints.insets = new java.awt.Insets(0, 4, 0, 0);
                getContentPane().add(rowCount, gridBagConstraints);

                pack();
        }//GEN-END:initComponents

	private void jButton5ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton5ActionPerformed
		int[] rows = table.getSelectedRows();
		tableModel.sendRows(rows);
	}//GEN-LAST:event_jButton5ActionPerformed

	private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton4ActionPerformed
		int[] rows = table.getSelectedRows();
		tableModel.removeRows(rows);
	}//GEN-LAST:event_jButton4ActionPerformed

	private void jButton41ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton41ActionPerformed
		byte[] packet = new byte[PACKET_DATA + tableModel.packetLength];
		packet[PACKET_LENGTH] = (byte)tableModel.packetLength;
		tableModel.addPacket(packet);
	}//GEN-LAST:event_jButton41ActionPerformed

	private void configNameTextActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_configNameTextActionPerformed
		if( configNameText.getSelectedIndex() < 0 )
			return;
		String name = (String)configNameText.getSelectedItem();
		Preferences p = prefs.node(prefs.absolutePath() + "/config/" + name);
		amTypeText.setText(new String(p.get("amType", "0x00")));
		counterBox.setSelected(p.getBoolean("counter", false));
		timeStampBox.setSelected(p.getBoolean("timeStamp", false));
		firstUniqueBox.setSelected(p.getBoolean("firstUnique", false));
		formatText.setText(new String(p.get("format", "")).replaceAll(";","\n"));
		jButton1ActionPerformed(null);
		
		setTitle("Message Table - "+name);
		super.setTitle(getTitle());
	}//GEN-LAST:event_configNameTextActionPerformed

	private void saveComboBox()
	{
		/*String items = "";
		for(int i = 0; i < configNameText.getItemCount(); ++i)
			items = items + (String)configNameText.getItemAt(i) + "\n";
		
		prefs.put("configs", items);*/
	}

	private void loadComboBox()
	{
		configNameText.removeAllItems();
		//StringTokenizer tokenizer = new StringTokenizer(prefs.get("configs", ""), "\n");
		
                try{
                    Preferences p = prefs.node(prefs.absolutePath() + "/config");
                    String[] configNames = p.childrenNames();
                    for(int i=0; i< configNames.length; i++)
                        configNameText.addItem(configNames[i]);
                }catch (java.util.prefs.BackingStoreException bse){
                    System.err.println("Cannot Load Configurations:"+ bse.getMessage());
                }
	}
	
	private void jButton3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton3ActionPerformed
		String name = (String)configNameText.getSelectedItem();
		errorText.setText("configuration " + name + " removed");
		configNameText.removeItem(name);
		try {
			saveComboBox();
			Preferences p = prefs.node(prefs.absolutePath() + "/config/" + name);
			p.removeNode();
			prefs.flush();
		} catch(BackingStoreException e) { 
			errorText.setText("could not write preferences");
		};
	}//GEN-LAST:event_jButton3ActionPerformed

	private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton2ActionPerformed
		String name = (String)configNameText.getSelectedItem();
		errorText.setText("configuration " + name + " saved");
		
		if( configNameText.getSelectedIndex() < 0 )
			configNameText.addItem(name);
		try {
			setTitle("Message Table - "+name);
			super.setTitle(getTitle());
			saveComboBox();
			Preferences p = prefs.node(prefs.absolutePath() + "/config/" + name);
			p.put("amType", amTypeText.getText());
			p.putBoolean("counter", counterBox.isSelected());
			p.putBoolean("timeStamp", timeStampBox.isSelected());
			p.putBoolean("firstUnique", firstUniqueBox.isSelected());
			String formatString = formatText.getText();
                        String newFormatString = formatString.replaceAll("\n",";");
                        //System.out.println(newFormatString.replaceAll(";","\n"));
                        
                        p.put("format",newFormatString );
			prefs.flush();
		} catch(BackingStoreException e) { 
			errorText.setText("could not write preferences");
		};
	}//GEN-LAST:event_jButton2ActionPerformed

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
	errorText.setText("format parsed for AM type " + amTypeText.getText());
	amType = parseInt(amTypeText.getText()) & 0xFF;
	String format = formatText.getText();
	if( counterBox.isSelected() )
		format = "counter counter\n" + format;
	if( timeStampBox.isSelected() )
		format = "time timestamp\n" + format;
	tableModel.resetEntries(format);
    }//GEN-LAST:event_jButton1ActionPerformed
	
        // Variables declaration - do not modify//GEN-BEGIN:variables
        private javax.swing.JTable table;
        private javax.swing.JButton jButton2;
        private javax.swing.JScrollPane jScrollPane1;
        private javax.swing.JPanel jPanel4;
        private javax.swing.JCheckBox firstUniqueBox;
        private javax.swing.JLabel jLabel1;
        private javax.swing.JComboBox configNameText;
        private javax.swing.JPanel jPanel3;
        private javax.swing.JTextField lenText;
        private javax.swing.JLabel jLabel2;
        private javax.swing.JButton jButton1;
        private javax.swing.JCheckBox counterBox;
        private javax.swing.JPanel jPanel2;
        private javax.swing.JButton jButton3;
        private javax.swing.JScrollPane jScrollPane2;
        private javax.swing.JCheckBox timeStampBox;
        private javax.swing.JTextArea formatText;
        private javax.swing.JButton jButton5;
        private javax.swing.JButton jButton41;
        private javax.swing.JTextField errorText;
        private javax.swing.JPanel jPanel1;
        private javax.swing.JTextField amTypeText;
        private javax.swing.JButton jButton4;
        private javax.swing.JTextField rowCount;
        // End of variables declaration//GEN-END:variables
	
}