/*
* Copyright 2011 gitblit.com.
*
* 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 com.gitblit.client;
import java.awt.Color;
import java.awt.Component;
import java.awt.FlowLayout;
import java.awt.Font;
import java.io.Serializable;
import javax.swing.ImageIcon;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTable;
import javax.swing.border.Border;
import javax.swing.border.LineBorder;
import javax.swing.table.TableCellRenderer;
import org.eclipse.jgit.lib.Constants;
import com.gitblit.models.FeedEntryModel;
/**
* Message renderer displays the short log message and then any refs in a style
* like the site.
*
* @author James Moger
*
*/
public class MessageRenderer extends JPanel implements TableCellRenderer, Serializable {
private static final long serialVersionUID = 1L;
private final GitblitClient gitblit;
private final ImageIcon mergeIcon;
private final ImageIcon blankIcon;
private final JLabel messageLabel;
private final JLabel headLabel;
private final JLabel branchLabel;
private final JLabel remoteLabel;
private final JLabel tagLabel;
public MessageRenderer() {
this(null);
}
public MessageRenderer(GitblitClient gitblit) {
super(new FlowLayout(FlowLayout.LEFT, Utils.MARGIN, 1));
this.gitblit = gitblit;
mergeIcon = new ImageIcon(getClass().getResource("/commit_merge_16x16.png"));
blankIcon = new ImageIcon(getClass().getResource("/blank.png"));
messageLabel = new JLabel();
headLabel = newRefLabel();
branchLabel = newRefLabel();
remoteLabel = newRefLabel();
tagLabel = newRefLabel();
add(messageLabel);
add(headLabel);
add(branchLabel);
add(remoteLabel);
add(tagLabel);
}
private JLabel newRefLabel() {
JLabel label = new JLabel();
label.setOpaque(true);
Font font = label.getFont();
label.setFont(font.deriveFont(font.getSize2D() - 1f));
return label;
}
private void resetRef(JLabel label) {
label.setText("");
label.setBackground(messageLabel.getBackground());
label.setBorder(null);
label.setVisible(false);
}
private void showRef(String ref, JLabel label) {
String name = ref;
Color bg = getBackground();
Border border = null;
if (name.startsWith(Constants.R_HEADS)) {
// local branch
bg = Color.decode("#CCFFCC");
name = name.substring(Constants.R_HEADS.length());
border = new LineBorder(Color.decode("#00CC33"), 1);
} else if (name.startsWith(Constants.R_REMOTES)) {
// remote branch
bg = Color.decode("#CAC2F5");
name = name.substring(Constants.R_REMOTES.length());
border = new LineBorder(Color.decode("#6C6CBF"), 1);
} else if (name.startsWith(Constants.R_TAGS)) {
// tag
bg = Color.decode("#FFFFAA");
name = name.substring(Constants.R_TAGS.length());
border = new LineBorder(Color.decode("#FFCC00"), 1);
} else if (name.equals(Constants.HEAD)) {
// HEAD
bg = Color.decode("#FFAAFF");
border = new LineBorder(Color.decode("#FF00EE"), 1);
} else {
}
label.setText(name);
label.setBackground(bg);
label.setBorder(border);
label.setVisible(true);
}
@Override
public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected,
boolean hasFocus, int row, int column) {
if (isSelected)
setBackground(table.getSelectionBackground());
else
setBackground(table.getBackground());
messageLabel.setForeground(isSelected ? table.getSelectionForeground() : table
.getForeground());
if (value == null) {
return this;
}
FeedEntryModel entry = (FeedEntryModel) value;
if (gitblit == null) {
// no gitblit client, just display message
messageLabel.setText(entry.title);
} else {
// show message in BOLD if its a new entry
if (entry.published.after(gitblit.getLastFeedRefresh(entry.repository, entry.branch))) {
messageLabel.setText("<html><body><b>" + entry.title);
} else {
messageLabel.setText(entry.title);
}
}
// reset ref label
resetRef(headLabel);
resetRef(branchLabel);
resetRef(remoteLabel);
resetRef(tagLabel);
int parentCount = 0;
if (entry.tags != null) {
for (String tag : entry.tags) {
if (tag.startsWith("ref:")) {
// strip ref:
tag = tag.substring("ref:".length());
} else {
// count parents
if (tag.startsWith("parent:")) {
parentCount++;
}
}
if (tag.equals(entry.branch)) {
// skip current branch label
continue;
}
if (tag.startsWith(Constants.R_HEADS)) {
// local branch
showRef(tag, branchLabel);
} else if (tag.startsWith(Constants.R_REMOTES)) {
// remote branch
showRef(tag, remoteLabel);
} else if (tag.startsWith(Constants.R_TAGS)) {
// tag
showRef(tag, tagLabel);
} else if (tag.equals(Constants.HEAD)) {
// HEAD
showRef(tag, headLabel);
}
}
}
if (parentCount > 1) {
// multiple parents, show merge icon
messageLabel.setIcon(mergeIcon);
} else {
messageLabel.setIcon(blankIcon);
}
return this;
}
}