// License: GPL. For details, see LICENSE file.
package org.openstreetmap.josm.actions;
import static org.openstreetmap.josm.tools.I18n.tr;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.GridBagLayout;
import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import javax.swing.BorderFactory;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTabbedPane;
import javax.swing.JTextArea;
import org.openstreetmap.josm.Main;
import org.openstreetmap.josm.data.Version;
import org.openstreetmap.josm.gui.ExtendedDialog;
import org.openstreetmap.josm.gui.util.GuiHelper;
import org.openstreetmap.josm.gui.widgets.JMultilineLabel;
import org.openstreetmap.josm.gui.widgets.JosmTextArea;
import org.openstreetmap.josm.gui.widgets.UrlLabel;
import org.openstreetmap.josm.plugins.PluginHandler;
import org.openstreetmap.josm.tools.GBC;
import org.openstreetmap.josm.tools.ImageProvider;
import org.openstreetmap.josm.tools.Shortcut;
/**
* Nice about screen.
*
* The REVISION resource is read and if present, it shows the revision information of the jar-file.
*
* @author imi
*/
public final class AboutAction extends JosmAction {
/**
* Constructs a new {@code AboutAction}.
*/
public AboutAction() {
super(tr("About"), "logo", tr("Display the about screen."),
Shortcut.registerShortcut("system:about", tr("About"),
KeyEvent.VK_F1, Shortcut.SHIFT), true);
}
@Override
public void actionPerformed(ActionEvent e) {
final JTabbedPane about = new JTabbedPane();
Version version = Version.getInstance();
JosmTextArea readme = new JosmTextArea();
readme.setFont(GuiHelper.getMonospacedFont(readme));
readme.setEditable(false);
setTextFromResourceFile(readme, "/README");
readme.setCaretPosition(0);
JosmTextArea revision = new JosmTextArea();
revision.setFont(GuiHelper.getMonospacedFont(revision));
revision.setEditable(false);
revision.setText(version.getReleaseAttributes());
revision.setCaretPosition(0);
JosmTextArea contribution = new JosmTextArea();
contribution.setEditable(false);
setTextFromResourceFile(contribution, "/CONTRIBUTION");
contribution.setCaretPosition(0);
JosmTextArea license = new JosmTextArea();
license.setEditable(false);
setTextFromResourceFile(license, "/LICENSE");
license.setCaretPosition(0);
JPanel info = new JPanel(new GridBagLayout());
final JMultilineLabel label = new JMultilineLabel("<html>" +
"<h1>" + "JOSM – " + tr("Java OpenStreetMap Editor") + "</h1>" +
"<p style='font-size:75%'></p>" +
"<p>" + tr("Version {0}", version.getVersionString()) + "</p>" +
"<p style='font-size:50%'></p>" +
"<p>" + tr("Last change at {0}", version.getTime()) + "</p>" +
"<p style='font-size:50%'></p>" +
"<p>" + tr("Java Version {0}", System.getProperty("java.version")) + "</p>" +
"<p style='font-size:50%'></p>" +
"</html>");
info.add(label, GBC.eol().fill(GBC.HORIZONTAL).insets(10, 0, 0, 0));
info.add(new JLabel(tr("Homepage")), GBC.std().insets(10, 0, 10, 0));
info.add(new UrlLabel(Main.getJOSMWebsite(), 2), GBC.eol().fill(GBC.HORIZONTAL));
info.add(GBC.glue(0, 5), GBC.eol());
about.addTab(tr("Info"), info);
about.addTab(tr("Readme"), createScrollPane(readme));
about.addTab(tr("Revision"), createScrollPane(revision));
about.addTab(tr("Contribution"), createScrollPane(contribution));
about.addTab(tr("License"), createScrollPane(license));
about.addTab(tr("Plugins"), new JScrollPane(PluginHandler.getInfoPanel()));
// Intermediate panel to allow proper optionPane resizing
JPanel panel = new JPanel(new GridBagLayout());
panel.setPreferredSize(new Dimension(890, 300));
panel.add(new JLabel("", ImageProvider.get("logo.svg", ImageProvider.ImageSizes.ABOUT_LOGO),
JLabel.CENTER), GBC.std().insets(0, 5, 0, 0));
panel.add(about, GBC.std().fill());
GuiHelper.prepareResizeableOptionPane(panel, panel.getPreferredSize());
int ret = new ExtendedDialog(Main.parent, tr("About JOSM..."), new String[] {tr("OK"), tr("Report bug")})
.setButtonIcons(new String[] {"ok", "bug"})
.setContent(panel, false)
.showDialog().getValue();
if (2 == ret) {
Main.main.menu.reportbug.actionPerformed(null);
}
}
/**
* Reads the contents of the resource file that is described by the {@code filePath}-attribute and puts that text
* into the {@link JTextArea} given by the {@code ta}-attribute.
* @param ta the {@link JTextArea} to put the files contents into
* @param filePath the path where the resource file to read resides
*/
private void setTextFromResourceFile(JTextArea ta, String filePath) {
InputStream is = getClass().getResourceAsStream(filePath);
if (is == null) {
displayErrorMessage(ta, tr("Failed to locate resource ''{0}''.", filePath));
} else {
try (InputStreamReader reader = new InputStreamReader(is, "UTF-8");
BufferedReader br = new BufferedReader(reader)) {
String line;
while ((line = br.readLine()) != null) {
ta.append(line+'\n');
}
} catch (IOException e) {
Main.warn(e);
displayErrorMessage(ta, tr("Failed to load resource ''{0}'', error is {1}.", filePath, e.toString()));
}
}
}
private static void displayErrorMessage(JTextArea ta, String msg) {
Main.warn(msg);
ta.setForeground(new Color(200, 0, 0));
ta.setText(msg);
}
private static JScrollPane createScrollPane(JosmTextArea area) {
area.setBorder(BorderFactory.createEmptyBorder(5, 5, 5, 5));
area.setOpaque(false);
JScrollPane sp = new JScrollPane(area);
sp.setBorder(null);
sp.setOpaque(false);
return sp;
}
}