How to use org.eclipse.jdt.internal.ui.propertiesfileeditor

/**
 * Creates a new <code>OpenAction</code>.
 *
 * @param editor the Properties file editor which provides the context information for this action
 */
public OpenAction(PropertiesFileEditor editor) {
  super(editor.getEditorSite());
  fEditor= editor;
  setText(PropertiesFileEditorMessages.OpenAction_label);
  setToolTipText(PropertiesFileEditorMessages.OpenAction_tooltip);
  setEnabled(PropertyKeyHyperlinkDetector.checkEnabled(fEditor, 0));
}

/**
 * Creates a white space rule for the given <code>token</code>.
 *
 * @param token the token to be returned on success
 */
public LeadingWhitespacePredicateRule(IToken token, String whitespace) {
  super(new DummyDetector(), whitespace, "dummy", token); //$NON-NLS-1$
  setColumnConstraint(0);
}

/**
 * Constructor for EmptyCommentRule.
 * @param successToken the success token
 */
public EmptyCommentRule(IToken successToken) {
  super(new EmptyCommentDetector());
  fSuccessToken= successToken;
  addWord("#", fSuccessToken); //$NON-NLS-1$
}

/**
 * Creates a new <code>OpenAction</code>.
 *
 * @param editor the Properties file editor which provides the context information for this action
 */
public OpenAction(PropertiesFileEditor editor) {
  super(editor.getEditorSite());
  fEditor= editor;
  setText(PropertiesFileEditorMessages.OpenAction_label);
  setToolTipText(PropertiesFileEditorMessages.OpenAction_tooltip);
   // XXX: Must be removed once support for JARs is available (see class Javadoc for details).
  setEnabled(fEditor.getEditorInput() instanceof IFileEditorInput);
}

/**
 * Initializes the scanners.
 */
private void initializeScanners() {
  fPropertyKeyScanner= new SingleTokenJavaScanner(getColorManager(), fPreferenceStore, PreferenceConstants.PROPERTIES_FILE_COLORING_KEY);
  fPropertyValueScanner= new PropertyValueScanner(getColorManager(), fPreferenceStore);
  fCommentScanner= new SingleTokenJavaScanner(getColorManager(), fPreferenceStore, PreferenceConstants.PROPERTIES_FILE_COLORING_COMMENT);
}

@Override
public boolean canAssist(IQuickAssistInvocationContext invocationContext) {
  return PropertiesQuickAssistProcessor.hasAssists(createAssistContext(invocationContext));
}

@Override
public void customizeDocumentCommand(IDocument document, DocumentCommand command) {
  showProposal(escape(command), document);
}

/**
 * Creates an argument rule for the given <code>token</code>.
 *
 * @param token the token to be returned on success
 */
public ArgumentRule(IToken token) {
  super(new ArgumentDetector(), "{", "}", token); //$NON-NLS-1$//$NON-NLS-2$
}

/**
 * Returns the shared document provider for Java properties files
 * used by this plug-in instance.
 *
 * @return the shared document provider for Java properties files
 * @since 3.1
 */
public synchronized IDocumentProvider getPropertiesFileDocumentProvider() {
  if (fPropertiesFileDocumentProvider == null)
    fPropertiesFileDocumentProvider= new PropertiesFileDocumentProvider();
  return fPropertiesFileDocumentProvider;
}

@Override
public void setup(IDocument document) {
  setupDocument(document);
}

/**
 * Convert a Java char to the escaped form that must be used in .properties files.
 * 
 * @param c the Java char
 * @return escaped string
 */
public static String escape(char c) {
  return escape(c, true, true, true);
}

@Override
public IInformationControlCreator getHoverControlCreator() {
  if (fHoverControlCreator == null)
    fHoverControlCreator= new HoverControlCreator();
  return fHoverControlCreator;
}

/**
 * Creates a new <code>OpenAction</code>.
 *
 * @param editor the Properties file editor which provides the context information for this action
 */
public OpenAction(PropertiesFileEditor editor) {
  super(editor.getEditorSite());
  fEditor= editor;
  setText(PropertiesFileEditorMessages.OpenAction_label);
  setToolTipText(PropertiesFileEditorMessages.OpenAction_tooltip);
  setEnabled(PropertyKeyHyperlinkDetector.checkEnabled(fEditor, 0));
}

/**
 * Creates a white space rule for the given <code>token</code>.
 *
 * @param token the token to be returned on success
 */
public LeadingWhitespacePredicateRule(IToken token, String whitespace) {
  super(new DummyDetector(), whitespace, "dummy", token); //$NON-NLS-1$
  setColumnConstraint(0);
}

/**
 * Constructor for EmptyCommentRule.
 * @param successToken the success token
 */
public EmptyCommentRule(IToken successToken) {
  super(new EmptyCommentDetector());
  fSuccessToken= successToken;
  addWord("#", fSuccessToken); //$NON-NLS-1$
}

@Override
public boolean canAssist(IQuickAssistInvocationContext invocationContext) {
  return PropertiesQuickAssistProcessor.hasAssists(createAssistContext(invocationContext));
}

/**
 * Creates an argument rule for the given <code>token</code>.
 *
 * @param token the token to be returned on success
 */
public ArgumentRule(IToken token) {
  super(new ArgumentDetector(), "{", "}", token); //$NON-NLS-1$//$NON-NLS-2$
}

/**
 * Creates a white space rule for the given <code>token</code>.
 *
 * @param token the token to be returned on success
 */
public LeadingWhitespacePredicateRule(IToken token, String whitespace) {
  super(new DummyDetector(), whitespace, "dummy", token); //$NON-NLS-1$
  setColumnConstraint(0);
}

/**
 * Constructor for EmptyCommentRule.
 * @param successToken the success token
 */
public EmptyCommentRule(IToken successToken) {
  super(new EmptyCommentDetector());
  fSuccessToken= successToken;
  addWord("#", fSuccessToken); //$NON-NLS-1$
}

/**
 * Creates an argument rule for the given <code>token</code>.
 *
 * @param token the token to be returned on success
 */
public ArgumentRule(IToken token) {
  super(new ArgumentDetector(), "{", "}", token); //$NON-NLS-1$//$NON-NLS-2$
}