// License: GPL. Copyright 2007 by Immanuel Scholz and others
package org.openstreetmap.josm.tools;
import java.awt.Cursor;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import javax.swing.JLabel;
import javax.swing.SwingUtilities;
import static org.openstreetmap.josm.tools.I18n.tr;
/**
* Label that contains a clickable link.
* @author Imi
* 5050: Simplifications by Zverikk included by akks
*/
public class UrlLabel extends JLabel implements MouseListener {
private String url = "";
private String description = "";
private int fontPlus;
public UrlLabel() {
addMouseListener(this);
setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
}
public UrlLabel(String url) {
this (url, url, 0);
}
public UrlLabel(String url, int fontPlus) {
this (url, url, fontPlus);
}
public UrlLabel(String url, String description) {
this (url, url, 0);
}
public UrlLabel(String url, String description, int fontPlus) {
this();
setUrl(url);
setDescription(description);
this.fontPlus = fontPlus;
if (fontPlus!=0) setFont(getFont().deriveFont(0, getFont().getSize()+fontPlus));
refresh();
}
protected void refresh() {
if (url != null) {
setText(""+description+"");
setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
setToolTipText(String.format("%s
%s", url, tr("Right click = copy to clipboard")));
} else {
setText("" + description + "");
setCursor(null);
setToolTipText(null);
}
}
/**
* Sets the URL to be visited if the user clicks on this URL label. If null, the
* label turns into a normal label without hyperlink.
*
* @param url the url. Can be null.
*/
public void setUrl(String url) {
this.url = url;
refresh();
}
/**
* Sets the text part of the URL label. Defaults to the empty string if description is null.
*
* @param description the description
*/
public void setDescription(String description) {
this.description = description == null? "" : description;
this.description = this.description.replace("&", "&").replace(">", ">").replace("<", "<");
refresh();
}
@Override
public void mouseClicked(MouseEvent e) {
if( SwingUtilities.isLeftMouseButton(e) ) {
OpenBrowser.displayUrl(url);
} else if( SwingUtilities.isRightMouseButton(e) ) {
Utils.copyToClipboard(url);
}
}
@Override
public void mousePressed(MouseEvent e) { }
@Override
public void mouseEntered(MouseEvent e) { }
@Override
public void mouseExited(MouseEvent e) { }
@Override
public void mouseReleased(MouseEvent e) { }
}