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ControlPanel.javaAPI DocApache log4j 1.2.157950Sat Aug 25 00:09:40 BST 2007org.apache.log4j.chainsaw

ControlPanel

public class ControlPanel extends JPanel
Represents the controls for filtering, pausing, exiting, etc.
author
Oliver Burn

Fields Summary
private static final Logger
LOG
use the log messages
Constructors Summary
ControlPanel(MyTableModel aModel)
Creates a new ControlPanel instance.

param
aModel the model to control


                    
       
        setBorder(BorderFactory.createTitledBorder("Controls: "));
        final GridBagLayout gridbag = new GridBagLayout();
        final GridBagConstraints c = new GridBagConstraints();
        setLayout(gridbag);

        // Pad everything
        c.ipadx = 5;
        c.ipady = 5;

        // Add the 1st column of labels
        c.gridx = 0;
        c.anchor = GridBagConstraints.EAST;

        c.gridy = 0;
        JLabel label = new JLabel("Filter Level:");
        gridbag.setConstraints(label, c);
        add(label);

        c.gridy++;
        label = new JLabel("Filter Thread:");
        gridbag.setConstraints(label, c);
        add(label);

        c.gridy++;
        label = new JLabel("Filter Logger:");
        gridbag.setConstraints(label, c);
        add(label);

        c.gridy++;
        label = new JLabel("Filter NDC:");
        gridbag.setConstraints(label, c);
        add(label);

        c.gridy++;
        label = new JLabel("Filter Message:");
        gridbag.setConstraints(label, c);
        add(label);

        // Add the 2nd column of filters
        c.weightx = 1;
        //c.weighty = 1;
        c.gridx = 1;
        c.anchor = GridBagConstraints.WEST;

        c.gridy = 0;
        final Level[] allPriorities = new Level[] {Level.FATAL, 
               Level.ERROR, 
               Level.WARN, 
			   Level.INFO, 
			   Level.DEBUG, 
			   Level.TRACE };
        
        final JComboBox priorities = new JComboBox(allPriorities);
        final Level lowest = allPriorities[allPriorities.length - 1];
        priorities.setSelectedItem(lowest);
        aModel.setPriorityFilter(lowest);
        gridbag.setConstraints(priorities, c);
        add(priorities);
        priorities.setEditable(false);
        priorities.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent aEvent) {
                    aModel.setPriorityFilter(
                        (Priority) priorities.getSelectedItem());
                }
            });


        c.fill = GridBagConstraints.HORIZONTAL;
        c.gridy++;
        final JTextField threadField = new JTextField("");
        threadField.getDocument().addDocumentListener(new DocumentListener () {
                public void insertUpdate(DocumentEvent aEvent) {
                    aModel.setThreadFilter(threadField.getText());
                }
                public void removeUpdate(DocumentEvent aEvente) {
                    aModel.setThreadFilter(threadField.getText());
                }
                public void changedUpdate(DocumentEvent aEvent) {
                    aModel.setThreadFilter(threadField.getText());
                }
            });
        gridbag.setConstraints(threadField, c);
        add(threadField);

        c.gridy++;
        final JTextField catField = new JTextField("");
        catField.getDocument().addDocumentListener(new DocumentListener () {
                public void insertUpdate(DocumentEvent aEvent) {
                    aModel.setCategoryFilter(catField.getText());
                }
                public void removeUpdate(DocumentEvent aEvent) {
                    aModel.setCategoryFilter(catField.getText());
                }
                public void changedUpdate(DocumentEvent aEvent) {
                    aModel.setCategoryFilter(catField.getText());
                }
            });
        gridbag.setConstraints(catField, c);
        add(catField);

        c.gridy++;
        final JTextField ndcField = new JTextField("");
        ndcField.getDocument().addDocumentListener(new DocumentListener () {
                public void insertUpdate(DocumentEvent aEvent) {
                    aModel.setNDCFilter(ndcField.getText());
                }
                public void removeUpdate(DocumentEvent aEvent) {
                    aModel.setNDCFilter(ndcField.getText());
                }
                public void changedUpdate(DocumentEvent aEvent) {
                    aModel.setNDCFilter(ndcField.getText());
                }
            });
        gridbag.setConstraints(ndcField, c);
        add(ndcField);

        c.gridy++;
        final JTextField msgField = new JTextField("");
        msgField.getDocument().addDocumentListener(new DocumentListener () {
                public void insertUpdate(DocumentEvent aEvent) {
                    aModel.setMessageFilter(msgField.getText());
                }
                public void removeUpdate(DocumentEvent aEvent) {
                    aModel.setMessageFilter(msgField.getText());
                }
                public void changedUpdate(DocumentEvent aEvent) {
                    aModel.setMessageFilter(msgField.getText());
                }
            });


        gridbag.setConstraints(msgField, c);
        add(msgField);

        // Add the 3rd column of buttons
        c.weightx = 0;
        c.fill = GridBagConstraints.HORIZONTAL;
        c.anchor = GridBagConstraints.EAST;
        c.gridx = 2;

        c.gridy = 0;
        final JButton exitButton = new JButton("Exit");
        exitButton.setMnemonic('x");
        exitButton.addActionListener(ExitAction.INSTANCE);
        gridbag.setConstraints(exitButton, c);
        add(exitButton);

        c.gridy++;
        final JButton clearButton = new JButton("Clear");
        clearButton.setMnemonic('c");
        clearButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent aEvent) {
                    aModel.clear();
                }
            });
        gridbag.setConstraints(clearButton, c);
        add(clearButton);

        c.gridy++;
        final JButton toggleButton = new JButton("Pause");
        toggleButton.setMnemonic('p");
        toggleButton.addActionListener(new ActionListener() {
                public void actionPerformed(ActionEvent aEvent) {
                    aModel.toggle();
                    toggleButton.setText(
                        aModel.isPaused() ? "Resume" : "Pause");
                }
            });
        gridbag.setConstraints(toggleButton, c);
        add(toggleButton);
    
Methods Summary