/*
* Copyright 1999,2004 The Apache Software Foundation.
*
* Licensed 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.receivers;
import java.awt.BorderLayout;
import java.awt.Component;
import javax.swing.Icon;
import javax.swing.ImageIcon;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTree;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeCellRenderer;
import org.apache.log4j.chainsaw.Generator;
import org.apache.log4j.chainsaw.icons.ChainsawIcons;
import org.apache.log4j.chainsaw.icons.LevelIconFactory;
import org.apache.log4j.plugins.Plugin;
import org.apache.log4j.spi.Thresholdable;
/**
* A TreeCellRenderer that can format the information of Receivers
* and their children
*
* @author Paul Smith <psmith@apache.org>
*/
public class ReceiverTreeCellRenderer extends DefaultTreeCellRenderer {
private Icon rootIcon = new ImageIcon(ChainsawIcons.ANIM_NET_CONNECT);
private JPanel panel = new JPanel();
private JLabel levelLabel = new JLabel();
public ReceiverTreeCellRenderer() {
super();
panel.setOpaque(false);
panel.setLayout(new BorderLayout());
panel.add(this, BorderLayout.CENTER);
panel.add(levelLabel, BorderLayout.EAST);
}
public Component getTreeCellRendererComponent(
JTree tree, Object value, boolean sel, boolean expanded, boolean leaf,
int row, boolean focus) {
super.getTreeCellRendererComponent(
tree, value, sel, expanded, leaf, row, focus);
DefaultMutableTreeNode node = (DefaultMutableTreeNode) value;
Object o = node.getUserObject();
setText(o.toString());
String tooltip = "";
setIcon(null);
if (
o == ((ReceiversTreeModel) tree.getModel()).getRootNode().getUserObject()) {
setText(o.toString());
} else if (o instanceof String) {
setText(o.toString());
setIcon(null);
}else if(o instanceof Plugin){
setText(((Plugin)o).getName());
}else if(o instanceof Generator){
Generator generator = (Generator) o;
setText(generator.getName());
setIcon(ChainsawIcons.ICON_HELP);
}
else {
setText("(Unknown Type) :: " + o);
}
if (
o == ((ReceiversTreeModel) tree.getModel()).getRootNode().getUserObject()) {
setIcon(rootIcon);
}
levelLabel.setText(null);
levelLabel.setIcon(null);
if (o instanceof Thresholdable) {
Thresholdable t = (Thresholdable) o;
if (t.getThreshold() != null) {
levelLabel.setIcon(
(Icon) LevelIconFactory.getInstance().getLevelToIconMap().get(
t.getThreshold().toString()));
if (levelLabel.getIcon() == null) {
levelLabel.setText(t.getThreshold().toString());
}
}
}
setToolTipText(tooltip);
return panel;
}
}