public Main() {
JPanel contentPane = new JPanel(new BorderLayout());
RSyntaxTextArea textArea = new RSyntaxTextArea(20, 60);
textArea.setSyntaxEditingStyle(SyntaxConstants.SYNTAX_STYLE_JAVA);
textArea.setCodeFoldingEnabled(true);
textArea.setAntiAliasingEnabled(true);
contentPane.add(new RTextScrollPane(textArea));
// A CompletionProvider is what knows of all possible completions, and
// analyzes the contents of the text area at the caret position to
// determine what completion choices should be presented. Most
// instances of CompletionProvider (such as DefaultCompletionProvider)
// are designed so that they can be shared among multiple text
// components.
CompletionProvider provider = createCompletionProvider();
// An AutoCompletion acts as a "middle-man" between a text component
// and a CompletionProvider. It manages any options associated with
// the auto-completion (the popup trigger key, whether to display a
// documentation window along with completion choices, etc.). Unlike
// CompletionProviders, instances of AutoCompletion cannot be shared
// among multiple text components.
AutoCompletion ac = new AutoCompletion(provider);
ac.install(textArea);
setContentPane(contentPane);
setTitle("AutoComplete Demo");
setDefaultCloseOperation(EXIT_ON_CLOSE);
pack();
}
/** Construit un panneau d'édition. */
public TextEditor() {
setLayout(new BorderLayout());
// Creation de la barre de commande
{
toolBar = new ToolBar();
add(toolBar, BorderLayout.NORTH);
}
// Creation de la zone d'édition
{
textArea = new RSyntaxTextArea(25, 70);
textArea.setCaretPosition(0);
textArea.requestFocusInWindow();
textArea.setMarkOccurrences(true);
textArea.setText("");
scrollPane = new RTextScrollPane(textArea, true);
Gutter gutter = scrollPane.getGutter();
gutter.setBorderColor(Color.BLUE);
add(scrollPane, BorderLayout.CENTER);
}
// Définition du mécanisme de complétion
{
completionsProvider = new DefaultCompletionProvider();
LanguageAwareCompletionProvider lacp =
new LanguageAwareCompletionProvider(completionsProvider);
AutoCompletion ac =
new AutoCompletion(lacp) {
@Override
public void doCompletion() {
if (isAutoCompleteEnabled()) {
super.doCompletion();
}
}
};
ac.install(textArea);
ac.setAutoCompleteSingleChoices(false);
ac.setAutoActivationEnabled(true);
ac.setAutoActivationDelay(1500);
ac.setShowDescWindow(true);
}
// Ajout de l'aide à l'édition
{
JPopupMenu j = toolBar.addRightTool("Aide");
j.add(new JLabel("<html>\n<b>Commandes d'édition</b><br><table>\n" + helpText + "</table>"));
}
}