Java Code Examples for org.eclipse.jdt.ui.text.IJavaPartitions#JAVA_PARTITIONING

@Override
protected SourceViewer createPatternViewer(Composite parent) {
	IDocument document= new Document();
	JavaTextTools tools= JavaPlugin.getDefault().getJavaTextTools();
	tools.setupJavaDocumentPartitioner(document, IJavaPartitions.JAVA_PARTITIONING);
	IPreferenceStore store= JavaPlugin.getDefault().getCombinedPreferenceStore();
	JavaSourceViewer viewer= new JavaSourceViewer(parent, null, null, false, SWT.V_SCROLL | SWT.H_SCROLL, store);
	SimpleJavaSourceViewerConfiguration configuration= new SimpleJavaSourceViewerConfiguration(tools.getColorManager(), store, null, IJavaPartitions.JAVA_PARTITIONING, false);
	viewer.configure(configuration);
	viewer.setEditable(false);
	viewer.setDocument(document);

	Font font= JFaceResources.getFont(PreferenceConstants.EDITOR_TEXT_FONT);
	viewer.getTextWidget().setFont(font);
	new JavaSourcePreviewerUpdater(viewer, configuration, store);

	Control control= viewer.getControl();
	GridData data= new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.FILL_VERTICAL);
	control.setLayoutData(data);

	viewer.setEditable(false);
	return viewer;
}
 

private void handleSmartTrigger(IDocument document, char trigger, int referenceOffset) throws BadLocationException {
	DocumentCommand cmd= new DocumentCommand() {
	};

	cmd.offset= referenceOffset;
	cmd.length= 0;
	cmd.text= Character.toString(trigger);
	cmd.doit= true;
	cmd.shiftsCaret= true;
	cmd.caretOffset= getReplacementOffset() + getCursorPosition();

	SmartSemicolonAutoEditStrategy strategy= new SmartSemicolonAutoEditStrategy(IJavaPartitions.JAVA_PARTITIONING);
	strategy.customizeDocumentCommand(document, cmd);

	replace(document, cmd.offset, cmd.length, cmd.text);
	setCursorPosition(cmd.caretOffset - getReplacementOffset() + cmd.text.length());
}
 

@Override
protected SourceViewer createViewer(Composite parent) {
	IDocument document= new Document();
	JavaTextTools tools= JavaPlugin.getDefault().getJavaTextTools();
	tools.setupJavaDocumentPartitioner(document, IJavaPartitions.JAVA_PARTITIONING);
	IPreferenceStore store= JavaPlugin.getDefault().getCombinedPreferenceStore();
	SourceViewer viewer= new JavaSourceViewer(parent, null, null, false, SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL, store);
	SimpleJavaSourceViewerConfiguration configuration= new SimpleJavaSourceViewerConfiguration(tools.getColorManager(), store, null, IJavaPartitions.JAVA_PARTITIONING, false);
	viewer.configure(configuration);
	viewer.setEditable(false);
	viewer.setDocument(document);

	Font font= JFaceResources.getFont(PreferenceConstants.EDITOR_TEXT_FONT);
	viewer.getTextWidget().setFont(font);
	new JavaSourcePreviewerUpdater(viewer, configuration, store);

	Control control= viewer.getControl();
	GridData data= new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.FILL_VERTICAL);
	control.setLayoutData(data);

	return viewer;
}
 

@Override
protected void doSetInput(IEditorInput input) throws CoreException {
  IJavaProject javaProject = EditorUtility.getJavaProject(input);

  if (javaProject != null && GWTNature.isGWTProject(javaProject.getProject())) {
    // Use GWT partitioning if the compilation unit is in a GWT project
    inputPartitioning = GWTPartitions.GWT_PARTITIONING;
  } else {
    // Otherwise, use Java partitioning to emulate the Java editor
    inputPartitioning = IJavaPartitions.JAVA_PARTITIONING;
  }

  super.doSetInput(input);
}
 

@Override
public String getConfiguredDocumentPartitioning(ISourceViewer sourceViewer) {
  try {
    ITextEditor editor = getEditor();
    return ((GWTJavaEditor) editor).getInputPartitioning();
  } catch (Exception e) {
    GWTPluginLog.logError(e);
    return IJavaPartitions.JAVA_PARTITIONING;
  }
}
 

@Override
protected void internalCreatePartControl(Composite parent) {
	IPreferenceStore store= JavaPlugin.getDefault().getCombinedPreferenceStore();
	fViewer= new JavaSourceViewer(parent, null, null, false, SWT.V_SCROLL | SWT.H_SCROLL, store);
	fViewerConfiguration= new SimpleJavaSourceViewerConfiguration(JavaPlugin.getDefault().getJavaTextTools().getColorManager(), store, null, IJavaPartitions.JAVA_PARTITIONING, false);
	fViewer.configure(fViewerConfiguration);
	fViewer.setEditable(false);

	setViewerFont();
	JFaceResources.getFontRegistry().addListener(fFontPropertyChangeListener);

	store.addPropertyChangeListener(fPropertyChangeListener);

	getViewSite().setSelectionProvider(fViewer);
}
 

private Control createPreviewer(Composite parent) {

		IPreferenceStore generalTextStore= EditorsUI.getPreferenceStore();
		IPreferenceStore store= new ChainedPreferenceStore(new IPreferenceStore[] { getPreferenceStore(), new PreferencesAdapter(createTemporaryCorePreferenceStore()), generalTextStore });
		fPreviewViewer= new JavaSourceViewer(parent, null, null, false, SWT.H_SCROLL | SWT.BORDER, store);
		SimpleJavaSourceViewerConfiguration configuration= new SimpleJavaSourceViewerConfiguration(fColorManager, store, null, IJavaPartitions.JAVA_PARTITIONING, false);
		fPreviewViewer.configure(configuration);
		// fake 1.5 source to get 1.5 features right.
		configuration.handlePropertyChangeEvent(new PropertyChangeEvent(this, JavaCore.COMPILER_SOURCE, JavaCore.VERSION_1_4, JavaCore.VERSION_1_5));
		Font font= JFaceResources.getFont(PreferenceConstants.EDITOR_TEXT_FONT);
		fPreviewViewer.getTextWidget().setFont(font);
		new JavaSourcePreviewerUpdater(fPreviewViewer, configuration, store);

		fPreviewViewer.setEditable(false);
		Cursor arrowCursor= fPreviewViewer.getTextWidget().getDisplay().getSystemCursor(SWT.CURSOR_ARROW);
		fPreviewViewer.getTextWidget().setCursor(arrowCursor);

		// Don't set caret to 'null' as this causes https://bugs.eclipse.org/293263
//		fPreviewViewer.getTextWidget().setCaret(null);

		String content= loadPreviewContentFromFile("ColorSettingPreviewCode.txt"); //$NON-NLS-1$
		IDocument document= new Document(content);
		JavaPlugin.getDefault().getJavaTextTools().setupJavaDocumentPartitioner(document, IJavaPartitions.JAVA_PARTITIONING);
		fPreviewViewer.setDocument(document);

		installSemanticHighlighting();


		return fPreviewViewer.getControl();
	}
 

/**
 * Returns <code>true</code> if the character at the specified offset is a less-than sign, rather than
 * the opening angle bracket of a type parameter list.
 * 
 * @param document a document
 * @param offset an offset within the document
 * @return <code>true</code> if the character at the specified offset is a less-than sign
 * @throws BadLocationException if offset is invalid in the document
 */
private boolean isLessThanOperator(IDocument document, int offset) throws BadLocationException {
	if (offset < 0) return false;
	String contentType= TextUtilities.getContentType(document, IJavaPartitions.JAVA_PARTITIONING, offset, false);
	if (!IDocument.DEFAULT_CONTENT_TYPE.equals(contentType)) {
		return false;
	}
	JavaHeuristicScanner scanner= new JavaHeuristicScanner(document, IJavaPartitions.JAVA_PARTITIONING, contentType);
	return !isTypeParameterOpeningBracket(offset, document, scanner);
}
 

/**
 * Returns true if the character at the specified offset is a greater-than sign, rather than an
 * type parameter list close angle bracket.
 * 
 * @param document a document
 * @param offset an offset within the document
 * @return true if the character at the specified offset is a greater-than sign
 * @throws BadLocationException if offset is invalid in the document
 */
private boolean isGreaterThanOperator(IDocument document, int offset) throws BadLocationException {
	if (offset < 0)
		return false;
	String contentType= TextUtilities.getContentType(document, IJavaPartitions.JAVA_PARTITIONING, offset, false);
	if (!IDocument.DEFAULT_CONTENT_TYPE.equals(contentType)) {
		return false;
	}
	JavaHeuristicScanner scanner= new JavaHeuristicScanner(document, IJavaPartitions.JAVA_PARTITIONING, contentType);
	return !isTypeParameterClosingBracket(offset, document, scanner);
}
 

public JavaPreview(Map<String, String> workingValues, Composite parent) {
		JavaTextTools tools= JavaPlugin.getDefault().getJavaTextTools();
		fPreviewDocument= new Document();
		fWorkingValues= workingValues;
		tools.setupJavaDocumentPartitioner( fPreviewDocument, IJavaPartitions.JAVA_PARTITIONING);

		PreferenceStore prioritizedSettings= new PreferenceStore();
		HashMap<String, String> complianceOptions= new HashMap<String, String>();
		JavaModelUtil.setComplianceOptions(complianceOptions, JavaModelUtil.VERSION_LATEST);
		for (Entry<String, String> complianceOption : complianceOptions.entrySet()) {
			prioritizedSettings.setValue(complianceOption.getKey(), complianceOption.getValue());
		}

		IPreferenceStore[] chain= { prioritizedSettings, JavaPlugin.getDefault().getCombinedPreferenceStore() };
		fPreferenceStore= new ChainedPreferenceStore(chain);
		fSourceViewer= new JavaSourceViewer(parent, null, null, false, SWT.V_SCROLL | SWT.H_SCROLL | SWT.BORDER, fPreferenceStore);
		fSourceViewer.setEditable(false);
		Cursor arrowCursor= fSourceViewer.getTextWidget().getDisplay().getSystemCursor(SWT.CURSOR_ARROW);
		fSourceViewer.getTextWidget().setCursor(arrowCursor);

		// Don't set caret to 'null' as this causes https://bugs.eclipse.org/293263
//		fSourceViewer.getTextWidget().setCaret(null);

		fViewerConfiguration= new SimpleJavaSourceViewerConfiguration(tools.getColorManager(), fPreferenceStore, null, IJavaPartitions.JAVA_PARTITIONING, true);
		fSourceViewer.configure(fViewerConfiguration);
		fSourceViewer.getTextWidget().setFont(JFaceResources.getFont(PreferenceConstants.EDITOR_TEXT_FONT));

		fMarginPainter= new MarginPainter(fSourceViewer);
		final RGB rgb= PreferenceConverter.getColor(fPreferenceStore, AbstractDecoratedTextEditorPreferenceConstants.EDITOR_PRINT_MARGIN_COLOR);
		fMarginPainter.setMarginRulerColor(tools.getColorManager().getColor(rgb));
		fSourceViewer.addPainter(fMarginPainter);

		new JavaSourcePreviewerUpdater();
		fSourceViewer.setDocument(fPreviewDocument);
	}
 

@Override
protected String getDocumentPartitioning() {
	return IJavaPartitions.JAVA_PARTITIONING;
}
 

public void run(IAction action) {
  if (targetEditor == null) {
    GWTPluginLog.logWarning("targetEditor is null");
    return;
  }

  IEditorInput editorInput = targetEditor.getEditorInput();
  IResource resource = (IResource) editorInput.getAdapter(IResource.class);
  ITextEditor javaEditor = (ITextEditor) targetEditor;
  ITextSelection sel = (ITextSelection) javaEditor.getSelectionProvider().getSelection();
  IDocument document = javaEditor.getDocumentProvider().getDocument(
      javaEditor.getEditorInput());

  IDocumentExtension3 document3 = (IDocumentExtension3) document;
  IDocumentPartitioner gwtPartitioner = document3.getDocumentPartitioner(GWTPartitions.GWT_PARTITIONING);

  String[] partitionings = document3.getPartitionings();
  String partitioning = (gwtPartitioner != null
      ? GWTPartitions.GWT_PARTITIONING : IJavaPartitions.JAVA_PARTITIONING);

  ITypedRegion[] types;
  try {
    types = TextUtilities.computePartitioning(document, partitioning,
        sel.getOffset(), sel.getLength(), false);
  } catch (BadLocationException e) {
    GWTPluginLog.logError(e);
    return;
  }

  String msg = "File: " + resource.getName();

  msg += "\nPartitionings: ";
  for (String part : partitionings) {
    msg += "\n" + part;
  }

  msg += "\n\nContent types: ";
  for (ITypedRegion type : types) {
    msg += "\n" + type.getType();
  }

  msg += "\n\nSelection range: (offset = " + sel.getOffset() + ", length = "
      + sel.getLength() + ")";

  MessageDialog.openInformation(targetEditor.getSite().getShell(),
      "Selection Info", msg);
}
 

@Override
protected String getDocumentPartitioning() {
	return IJavaPartitions.JAVA_PARTITIONING;
}
 

public CodeTemplateSourceViewerConfiguration(IColorManager colorManager, IPreferenceStore store, ITextEditor editor, TemplateVariableProcessor processor) {
	super(colorManager, store, editor, IJavaPartitions.JAVA_PARTITIONING, false);
	fProcessor= processor;
}
 

public JavaPairMatcher(char[] pairs) {
	super(pairs, IJavaPartitions.JAVA_PARTITIONING, true);
}
 

@Override
protected LineChangeHover createChangeHover() {
	return new JavaChangeHover(IJavaPartitions.JAVA_PARTITIONING, getOrientation());
}
 

/**
 * Calls <code>this(document, IJavaPartitions.JAVA_PARTITIONING, IDocument.DEFAULT_CONTENT_TYPE)</code>.
 *
 * @param document the document to scan.
 */
public JavaHeuristicScanner(IDocument document) {
	this(document, IJavaPartitions.JAVA_PARTITIONING, IDocument.DEFAULT_CONTENT_TYPE);
}
 

/**
 * Returns a new Java source viewer configuration.
 *
 * @return a new <code>JavaSourceViewerConfiguration</code>
 * @since 3.3
 */
protected JavaSourceViewerConfiguration createJavaSourceViewerConfiguration() {
	JavaTextTools textTools= JavaPlugin.getDefault().getJavaTextTools();
	return new JavaSourceViewerConfiguration(textTools.getColorManager(), getPreferenceStore(), this, IJavaPartitions.JAVA_PARTITIONING);
}