Examples with IDocumentListener org.eclipse.jface.text.IDocumentListener used on opensource projects

Example 21 with IDocumentListener

use of org.eclipse.jface.text.IDocumentListener in project liferay-ide by liferay.

the class AbstractKaleoEditorHelper method openEditor.

public void openEditor(ISapphirePart sapphirePart, Element modelElement, ValueProperty valueProperty) {
    try {
        Object content = modelElement.property(valueProperty).content();
        if (content == null) {
            content = "";
        }
        IProject project = sapphirePart.adapt(IProject.class);
        IEditorInput editorInput = modelElement.adapt(IEditorInput.class);
        String name = editorInput.getName();
        Node node = modelElement.nearest(Node.class);
        String nodeName = node.getName().content();
        HiddenFileEditorInput hiddenFileEditorInput = _getHiddenFileEditorInput(project, name, nodeName, content.toString());
        IEditorSite editorSite = sapphirePart.adapt(IEditorSite.class);
        IWorkbenchWindow wbWindow = editorSite.getWorkbenchWindow();
        IEditorPart editorPart = wbWindow.getActivePage().openEditor(hiddenFileEditorInput, _editorId);
        ITextEditor textEditor = (ITextEditor) editorPart.getAdapter(ITextEditor.class);
        IDocumentListener documentListener = new IDocumentListener() {

            public void documentAboutToBeChanged(DocumentEvent event) {
            }

            public void documentChanged(DocumentEvent event) {
                String contents = event.getDocument().get();
                modelElement.property(valueProperty).write(contents);
            }
        };
        IDocumentProvider documentProvider = textEditor.getDocumentProvider();
        documentProvider.getDocument(hiddenFileEditorInput).addDocumentListener(documentListener);
        IWorkbenchPartSite wbPartSite = editorPart.getSite();
        IPartListener partListener = new IPartListener() {

            public void partActivated(IWorkbenchPart part) {
            }

            public void partBroughtToTop(IWorkbenchPart part) {
            }

            public void partClosed(IWorkbenchPart part) {
                if ((part != null) && part.equals(editorPart)) {
                    new WorkspaceJob("delete temp editor file") {

                        @Override
                        public IStatus runInWorkspace(IProgressMonitor monitor) throws CoreException {
                            try {
                                IFile file = hiddenFileEditorInput.getFile();
                                file.getParent().delete(true, null);
                            } catch (CoreException ce) {
                            }
                            return Status.OK_STATUS;
                        }
                    }.schedule(100);
                }
            }

            public void partDeactivated(IWorkbenchPart part) {
            }

            public void partOpened(IWorkbenchPart part) {
            }
        };
        wbPartSite.getPage().addPartListener(partListener);
    } catch (Exception e) {
        KaleoUI.logError("Error opening editor.", e);
    }
}

Example 22 with IDocumentListener

use of org.eclipse.jface.text.IDocumentListener in project hale by halestudio.

the class ValidatingSourceViewer method init.

/**
 * Initialize the Job and listener.
 */
protected void init() {
    validateJob = new Job("Source viewer validation") {

        @Override
        public boolean shouldRun() {
            return validationEnabled.get();
        }

        @Override
        public boolean shouldSchedule() {
            return validationEnabled.get();
        }

        @Override
        protected IStatus run(IProgressMonitor monitor) {
            String content;
            changeLock.lock();
            try {
                if (!changed) {
                    return Status.OK_STATUS;
                }
                IDocument doc = getDocument();
                if (doc != null) {
                    content = doc.get();
                } else {
                    content = "";
                }
                changed = false;
            } finally {
                changeLock.unlock();
            }
            boolean success = false;
            try {
                // this is the potentially long running stuff
                success = validate(content);
            } catch (Exception e) {
                // ignore, but log
                log.warn("Error validating document content", e);
                success = false;
            }
            boolean notify = false;
            changeLock.lock();
            try {
                /*
					 * Only notify listeners if the document was not changed in
					 * the meantime and the valid state is different than
					 * before.
					 */
                notify = !changed && valid != success;
                if (notify) {
                    // set result
                    valid = success;
                }
            } finally {
                changeLock.unlock();
            }
            if (notify) {
                PropertyChangeEvent event = new PropertyChangeEvent(ValidatingSourceViewer.this, PROPERTY_VALID, !success, success);
                notifyOnPropertyChange(event);
            }
            return Status.OK_STATUS;
        }
    };
    validateJob.setUser(false);
    validateJob.setRule(new ExclusiveSchedulingRule(this));
    documentListener = new IDocumentListener() {

        @Override
        public void documentChanged(DocumentEvent event) {
            scheduleValidation();
        }

        @Override
        public void documentAboutToBeChanged(DocumentEvent event) {
        // do nothing
        }
    };
}

Example 23 with IDocumentListener

use of org.eclipse.jface.text.IDocumentListener in project hale by halestudio.

the class XMLStylePage3 method createControl.

/**
 * @see IDialogPage#createControl(Composite)
 */
@Override
public void createControl(Composite parent) {
    changed = false;
    final Display display = parent.getDisplay();
    FillLayout fillLayout = new FillLayout();
    fillLayout.type = SWT.VERTICAL;
    parent.setLayout(fillLayout);
    CompositeRuler ruler = new CompositeRuler(3);
    LineNumberRulerColumn lineNumbers = new LineNumberRulerColumn();
    // SWT.COLOR_INFO_BACKGROUND));
    lineNumbers.setBackground(display.getSystemColor(SWT.COLOR_GRAY));
    // SWT.COLOR_INFO_FOREGROUND));
    lineNumbers.setForeground(display.getSystemColor(SWT.COLOR_BLACK));
    lineNumbers.setFont(JFaceResources.getTextFont());
    ruler.addDecorator(0, lineNumbers);
    viewer = new SourceViewer(parent, ruler, SWT.BORDER | SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
    viewer.getTextWidget().setFont(JFaceResources.getTextFont());
    SourceViewerConfiguration conf = new SourceViewerConfiguration();
    viewer.configure(conf);
    SLDTransformer trans = new SLDTransformer();
    trans.setIndentation(2);
    String xml;
    try {
        xml = trans.transform(getParent().getStyle());
    } catch (TransformerException e) {
        // $NON-NLS-1$
        xml = "Error: " + e.getMessage();
    }
    IDocument doc = new Document();
    doc.set(xml);
    doc.addDocumentListener(new IDocumentListener() {

        @Override
        public void documentChanged(DocumentEvent event) {
            changed = true;
        }

        @Override
        public void documentAboutToBeChanged(DocumentEvent event) {
        // ignore
        }
    });
    viewer.setInput(doc);
    setControl(viewer.getControl());
}

Example 24 with IDocumentListener

use of org.eclipse.jface.text.IDocumentListener in project mylyn.docs by eclipse.

the class MarkupViewerPreferencePage method createContents.

@Override
protected Control createContents(Composite parent) {
    colorRegistry = new Colors();
    colorRegistry.put(WHITE, new RGB(255, 255, 255));
    Composite composite = new Composite(parent, SWT.NULL);
    GridLayoutFactory.fillDefaults().margins(5, 5).numColumns(1).applyTo(composite);
    Label label = new Label(composite, SWT.WRAP);
    label.setText(Messages.MarkupViewerPreferencePage_appearanceInfo);
    GridDataFactory.fillDefaults().applyTo(label);
    Preferences preferences = WikiTextUiPlugin.getDefault().getPreferences();
    Composite viewerContainer = new Composite(composite, SWT.BORDER);
    GridLayoutFactory.fillDefaults().margins(0, 0).numColumns(1).applyTo(viewerContainer);
    GridDataFactory.fillDefaults().grab(true, true).applyTo(viewerContainer);
    {
        sourceViewer = new SourceViewer(viewerContainer, new VerticalRuler(0), SWT.WRAP | SWT.V_SCROLL);
        GridDataFactory.fillDefaults().grab(true, true).applyTo(sourceViewer.getControl());
        Document document = new Document(preferences.getMarkupViewerCss());
        CssPartitioner partitioner = new CssPartitioner();
        partitioner.connect(document);
        document.setDocumentPartitioner(partitioner);
        sourceViewer.setDocument(document);
        CssConfiguration configuration = new CssConfiguration(colorRegistry);
        sourceViewer.configure(configuration);
    }
    label = new Label(composite, SWT.WRAP);
    label.setText(Messages.MarkupViewerPreferencePage_preview);
    GridDataFactory.fillDefaults().applyTo(label);
    applyDialogFont(composite);
    Composite previewViewerContainer = new Composite(composite, SWT.BORDER);
    GridLayoutFactory.fillDefaults().margins(0, 0).numColumns(1).applyTo(previewViewerContainer);
    GridDataFactory.fillDefaults().grab(true, true).applyTo(previewViewerContainer);
    {
        previewViewer = new HtmlViewer(previewViewerContainer, new VerticalRuler(0), SWT.WRAP | SWT.V_SCROLL);
        previewViewer.getTextWidget().setBackground(colorRegistry.get(WHITE));
        GridDataFactory.fillDefaults().grab(true, true).applyTo(previewViewer.getControl());
        htmlViewerConfiguration = new HtmlViewerConfiguration(previewViewer);
        previewViewer.configure(htmlViewerConfiguration);
        previewViewer.getTextWidget().setEditable(false);
        previewViewer.setStylesheet(preferences.getStylesheet());
        if (JFaceResources.getFontRegistry().hasValueFor(WikiTextTasksUiPlugin.FONT_REGISTRY_KEY_DEFAULT_FONT)) {
            previewViewer.getTextWidget().setFont(JFaceResources.getFontRegistry().get(WikiTextTasksUiPlugin.FONT_REGISTRY_KEY_DEFAULT_FONT));
        }
        if (JFaceResources.getFontRegistry().hasValueFor(WikiTextTasksUiPlugin.FONT_REGISTRY_KEY_MONOSPACE_FONT)) {
            previewViewer.setDefaultMonospaceFont(JFaceResources.getFontRegistry().get(WikiTextTasksUiPlugin.FONT_REGISTRY_KEY_MONOSPACE_FONT));
        }
        previewViewer.setHtml(createPreviewHtml());
        sourceViewer.getDocument().addDocumentListener(new IDocumentListener() {

            public void documentAboutToBeChanged(DocumentEvent event) {
            }

            public void documentChanged(DocumentEvent event) {
                schedulePreviewUpdate();
            }
        });
    }
    return composite;
}

Example 25 with IDocumentListener

use of org.eclipse.jface.text.IDocumentListener in project ow by vtst.

the class AbstractEditorRegistry method removeEditor.

private synchronized void removeEditor(ITextEditor textEditor) {
    IFile file = editorToFile.get(textEditor);
    if (file != null)
        fileToEditors.remove(file, textEditor);
    IDocument document = editorToDocument.get(textEditor);
    if (document != null) {
        if (documentToEditors.remove(document, textEditor)) {
            IDocumentListener listener = documentToListener.remove(document);
            if (listener != null)
                document.removeDocumentListener(listener);
            documentToFile.remove(document);
        }
    }
}