java/src/org/apache/log4j/chainsaw/ControlPanel.java

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+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.log4j.chainsaw;
+
+import java.awt.GridBagConstraints;
+import java.awt.GridBagLayout;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import javax.swing.BorderFactory;
+import javax.swing.JButton;
+import javax.swing.JComboBox;
+import javax.swing.JLabel;
+import javax.swing.JPanel;
+import javax.swing.JTextField;
+import javax.swing.event.DocumentEvent;
+import javax.swing.event.DocumentListener;
+import org.apache.log4j.Logger;
+import org.apache.log4j.Priority;
+import org.apache.log4j.Level;
+
+/**
+ * Represents the controls for filtering, pausing, exiting, etc.
+ *
+ * @author <a href="mailto:oliver@puppycrawl.com">Oliver Burn</a>
+ */
+class ControlPanel extends JPanel {
+    /** use the log messages **/
+    private static final Logger LOG = 
+                                  Logger.getLogger(ControlPanel.class);
+
+    /**
+     * Creates a new <code>ControlPanel</code> instance.
+     *
+     * @param aModel the model to control
+     */
+    ControlPanel(final MyTableModel aModel) {
+        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);
+    }
+}