private static Component createDescription(Example example, ExampleGroup group) {
Color foreground = group.getPreferredForeground();
WebLabel titleLabel = new WebLabel(example.getTitle(), JLabel.TRAILING);
titleLabel.setDrawShade(true);
titleLabel.setForeground(foreground);
if (foreground.equals(Color.WHITE)) {
titleLabel.setShadeColor(Color.BLACK);
}
if (example.getDescription() == null) {
return titleLabel;
} else {
WebLabel descriptionLabel = new WebLabel(example.getDescription(), WebLabel.TRAILING);
descriptionLabel.setForeground(Color.GRAY);
SwingUtils.changeFontSize(descriptionLabel, -1);
WebPanel vertical =
new WebPanel(new VerticalFlowLayout(VerticalFlowLayout.MIDDLE, 0, 0, true, false));
vertical.setOpaque(false);
vertical.add(titleLabel);
vertical.add(descriptionLabel);
return vertical;
}
}
/**
* Update the display to show the information about the specified example.
*
* @param example the currently-selected example
*/
private void display(Example example) {
if (example == null) {
tabbedPane.removeAll();
runButton.setEnabled(false);
} else {
tabbedPane.removeAll();
JEditorPane description = new JEditorPane();
description.setContentType("text/html");
description.setText(example.getDescription());
description.setEditable(false);
description.addHyperlinkListener(
new HyperlinkListener() {
@Override
public void hyperlinkUpdate(HyperlinkEvent hle) {
if (HyperlinkEvent.EventType.ACTIVATED.equals(hle.getEventType())) {
Desktop desktop = Desktop.getDesktop();
try {
desktop.browse(hle.getURL().toURI());
} catch (Exception ex) {
// unable to launch browser
}
}
}
});
tabbedPane.addTab("Description", description);
for (String resource : example.getResources()) {
try {
RSyntaxTextArea textArea = new RSyntaxTextArea(20, 60);
if (resource.endsWith(".java")) {
textArea.setSyntaxEditingStyle(SyntaxConstants.SYNTAX_STYLE_JAVA);
} else {
textArea.setSyntaxEditingStyle(SyntaxConstants.SYNTAX_STYLE_NONE);
}
textArea.setCodeFoldingEnabled(true);
textArea.setText(load(resource));
textArea.setSelectionStart(0);
textArea.setSelectionEnd(0);
textArea.setEditable(false);
RTextScrollPane sp = new RTextScrollPane(textArea);
tabbedPane.addTab(new File(resource).getName(), sp);
} catch (IOException ex) {
ex.printStackTrace();
}
}
if (example.getMainClass() == null) {
runButton.setEnabled(false);
} else {
runButton.setEnabled(true);
}
}
}