Examples with SourceViewer org.eclipse.jface.text.source.SourceViewer used on opensource projects

Example 21 with SourceViewer

use of org.eclipse.jface.text.source.SourceViewer in project webtools.sourceediting by eclipse.

the class AnnotationHoverProcessor method getHoverInfo.

public String getHoverInfo(ITextViewer viewer, IRegion hoverRegion) {
    IAnnotationModel model = ((SourceViewer) viewer).getAnnotationModel();
    if (model != null) {
        List messages = new ArrayList();
        Iterator e = model.getAnnotationIterator();
        while (e.hasNext()) {
            Annotation a = (Annotation) e.next();
            if (!isAnnotationValid(a))
                continue;
            Position p = model.getPosition(a);
            // concerned with
            if (p.overlapsWith(hoverRegion.getOffset(), hoverRegion.getLength())) {
                String msg = a.getText();
                if ((msg != null) && msg.trim().length() > 0) {
                    // dups
                    if (a instanceof ITemporaryAnnotation) {
                        boolean duplicated = false;
                        int j = 0;
                        while (j < messages.size() && !duplicated) {
                            duplicated = messages.get(j).equals(msg);
                            ++j;
                        }
                        if (!duplicated) {
                            messages.add(msg);
                        }
                    } else {
                        messages.add(msg);
                    }
                }
            }
        }
        if (messages.size() > 1) {
            return formatMessages(messages);
        } else if (messages.size() > 0) {
            return formatMessage(messages.get(0).toString());
        }
    }
    return null;
}

Example 22 with SourceViewer

use of org.eclipse.jface.text.source.SourceViewer in project webtools.sourceediting by eclipse.

the class AnnotationHoverProcessor method getHoverRegion.

/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.jface.text.ITextHover#getHoverRegion(org.eclipse.jface.text.ITextViewer,
	 *      int)
	 */
public IRegion getHoverRegion(ITextViewer textViewer, int offset) {
    IAnnotationModel model = ((SourceViewer) textViewer).getAnnotationModel();
    Region hoverRegion = null;
    if (model != null) {
        Iterator e = model.getAnnotationIterator();
        while (e.hasNext()) {
            Annotation a = (Annotation) e.next();
            if (!isAnnotationValid(a))
                continue;
            Position p = model.getPosition(a);
            if (p != null && p.includes(offset)) {
                // find the smallest region containing offset
                if ((hoverRegion == null) || (hoverRegion.getLength() > p.getLength())) {
                    hoverRegion = new Region(p.getOffset(), p.getLength());
                }
            }
        }
    }
    return hoverRegion;
}

Example 23 with SourceViewer

use of org.eclipse.jface.text.source.SourceViewer in project webtools.sourceediting by eclipse.

the class NewTagTemplatesWizardPage method createViewer.

/**
 * Creates, configures and returns a source viewer to present the template
 * pattern on the preference page. Clients may override to provide a
 * custom source viewer featuring e.g. syntax coloring.
 *
 * @param parent
 *            the parent control
 * @return a configured source viewer
 */
private SourceViewer createViewer(Composite parent) {
    SourceViewerConfiguration sourceViewerConfiguration = new StructuredTextViewerConfiguration() {

        StructuredTextViewerConfiguration baseConfiguration = new StructuredTextViewerConfigurationJSP();

        public String[] getConfiguredContentTypes(ISourceViewer sourceViewer) {
            return baseConfiguration.getConfiguredContentTypes(sourceViewer);
        }

        public LineStyleProvider[] getLineStyleProviders(ISourceViewer sourceViewer, String partitionType) {
            return baseConfiguration.getLineStyleProviders(sourceViewer, partitionType);
        }
    };
    SourceViewer viewer = new StructuredTextViewer(parent, null, null, false, SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
    // $NON-NLS-1$
    viewer.getTextWidget().setFont(JFaceResources.getFont("org.eclipse.wst.sse.ui.textfont"));
    IStructuredModel scratchModel = StructuredModelManager.getModelManager().createUnManagedStructuredModelFor(ContentTypeIdForJSP.ContentTypeID_JSPTAG);
    IDocument document = scratchModel.getStructuredDocument();
    viewer.configure(sourceViewerConfiguration);
    viewer.setDocument(document);
    return viewer;
}

Example 24 with SourceViewer

use of org.eclipse.jface.text.source.SourceViewer in project webtools.sourceediting by eclipse.

the class JSPTemplatePreferencePage method doCreateViewer.

SourceViewer doCreateViewer(Composite parent, SourceViewerConfiguration viewerConfiguration) {
    SourceViewer viewer = null;
    String contentTypeID = ContentTypeIdForJSP.ContentTypeID_JSP;
    viewer = new StructuredTextViewer(parent, null, null, false, SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
    // $NON-NLS-1$
    viewer.getTextWidget().setFont(JFaceResources.getFont("org.eclipse.wst.sse.ui.textfont"));
    IStructuredModel scratchModel = StructuredModelManager.getModelManager().createUnManagedStructuredModelFor(contentTypeID);
    IDocument document = scratchModel.getStructuredDocument();
    viewer.configure(viewerConfiguration);
    viewer.setDocument(document);
    return viewer;
}

Example 25 with SourceViewer

use of org.eclipse.jface.text.source.SourceViewer in project webtools.sourceediting by eclipse.

the class DTDSyntaxColoringPage method createContents.

protected Control createContents(final Composite parent) {
    initializeDialogUnits(parent);
    fDefaultForeground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_FOREGROUND);
    fDefaultBackground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND);
    Composite pageComponent = createComposite(parent, 2);
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent, IHelpContextIds.DTD_PREFWEBX_STYLES_HELPID);
    Link link = new Link(pageComponent, SWT.WRAP);
    link.setText(SSEUIMessages.SyntaxColoring_Link);
    link.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            PreferencesUtil.createPreferenceDialogOn(parent.getShell(), e.text, null, null);
        }
    });
    GridData linkData = new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1);
    // only expand further if anyone else requires it
    linkData.widthHint = 150;
    link.setLayoutData(linkData);
    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());
    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());
    SashForm editor = new SashForm(pageComponent, SWT.VERTICAL);
    GridData gridData2 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData2.horizontalSpan = 2;
    editor.setLayoutData(gridData2);
    SashForm top = new SashForm(editor, SWT.HORIZONTAL);
    Composite styleEditor = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginRight = 5;
    ((GridLayout) styleEditor.getLayout()).marginLeft = 0;
    createLabel(styleEditor, DTDUIMessages.SyntaxColoringPage_0);
    fStylesViewer = createStylesViewer(styleEditor);
    GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData.horizontalIndent = 0;
    Iterator iterator = fStyleToDescriptionMap.values().iterator();
    while (iterator.hasNext()) {
        gridData.widthHint = Math.max(gridData.widthHint, convertWidthInCharsToPixels(iterator.next().toString().length()));
    }
    gridData.heightHint = convertHeightInCharsToPixels(5);
    fStylesViewer.getControl().setLayoutData(gridData);
    Composite editingComposite = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginLeft = 5;
    // $NON-NLS-1$
    createLabel(editingComposite, "");
    Button enabler = createCheckbox(editingComposite, DTDUIMessages.SyntaxColoringPage_2);
    enabler.setEnabled(false);
    enabler.setSelection(true);
    Composite editControls = createComposite(editingComposite, 2);
    ((GridLayout) editControls.getLayout()).marginLeft = 20;
    fForegroundLabel = createLabel(editControls, SSEUIMessages.Foreground_UI_);
    ((GridData) fForegroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fForegroundLabel.setEnabled(false);
    fForegroundColorEditor = new ColorSelector(editControls);
    Button fForegroundColor = fForegroundColorEditor.getButton();
    GridData gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fForegroundColor.setLayoutData(gd);
    fForegroundColorEditor.setEnabled(false);
    fForegroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {

        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Foreground_Color_Selector_Button;
        }
    });
    fBackgroundLabel = createLabel(editControls, SSEUIMessages.Background_UI_);
    ((GridData) fBackgroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fBackgroundLabel.setEnabled(false);
    fBackgroundColorEditor = new ColorSelector(editControls);
    Button fBackgroundColor = fBackgroundColorEditor.getButton();
    gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fBackgroundColor.setLayoutData(gd);
    fBackgroundColorEditor.setEnabled(false);
    fBackgroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {

        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Background_Color_Selector_Button;
        }
    });
    fBold = createCheckbox(editControls, DTDUIMessages.SyntaxColoringPage_3);
    fBold.setEnabled(false);
    ((GridData) fBold.getLayoutData()).horizontalSpan = 2;
    fItalic = createCheckbox(editControls, DTDUIMessages.SyntaxColoringPage_4);
    fItalic.setEnabled(false);
    ((GridData) fItalic.getLayoutData()).horizontalSpan = 2;
    fStrike = createCheckbox(editControls, DTDUIMessages.SyntaxColoringPage_5);
    fStrike.setEnabled(false);
    ((GridData) fStrike.getLayoutData()).horizontalSpan = 2;
    fUnderline = createCheckbox(editControls, DTDUIMessages.SyntaxColoringPage_6);
    fUnderline.setEnabled(false);
    ((GridData) fUnderline.getLayoutData()).horizontalSpan = 2;
    fClearStyle = new Button(editingComposite, SWT.PUSH);
    // $NON-NLS-1$ = "Restore Default"
    fClearStyle.setText(SSEUIMessages.Restore_Default_UI_);
    fClearStyle.setLayoutData(new GridData(SWT.BEGINNING));
    ((GridData) fClearStyle.getLayoutData()).horizontalIndent = 20;
    fClearStyle.setEnabled(false);
    Composite sampleArea = createComposite(editor, 1);
    ((GridLayout) sampleArea.getLayout()).marginLeft = 5;
    ((GridLayout) sampleArea.getLayout()).marginTop = 5;
    // $NON-NLS-1$ = "&Sample text:"
    createLabel(sampleArea, SSEUIMessages.Sample_text__UI_);
    fPreviewViewer = new SourceViewer(sampleArea, null, SWT.BORDER | SWT.LEFT_TO_RIGHT | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL | SWT.READ_ONLY);
    fText = fPreviewViewer.getTextWidget();
    GridData gridData3 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData3.widthHint = convertWidthInCharsToPixels(20);
    gridData3.heightHint = convertHeightInCharsToPixels(5);
    gridData3.horizontalSpan = 2;
    fText.setLayoutData(gridData3);
    fText.setEditable(false);
    // $NON-NLS-1$
    fText.setFont(JFaceResources.getFont("org.eclipse.wst.sse.ui.textfont"));
    fText.addKeyListener(getTextKeyListener());
    fText.addSelectionListener(getTextSelectionListener());
    fText.addMouseListener(getTextMouseListener());
    fText.addTraverseListener(getTraverseListener());
    setAccessible(fText, SSEUIMessages.Sample_text__UI_);
    fDocument = StructuredModelManager.getModelManager().createStructuredDocumentFor(ContentTypeIdForDTD.ContentTypeID_DTD);
    fDocument.set(getExampleText());
    initializeSourcePreviewColors(fPreviewViewer);
    fPreviewViewer.setDocument(fDocument);
    top.setWeights(new int[] { 1, 1 });
    editor.setWeights(new int[] { 1, 1 });
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent, IHelpContextIds.DTD_PREFWEBX_STYLES_HELPID);
    fStylesViewer.setInput(getStylePreferenceKeys());
    applyStyles();
    fStylesViewer.addSelectionChangedListener(new ISelectionChangedListener() {

        public void selectionChanged(SelectionChangedEvent event) {
            if (!event.getSelection().isEmpty()) {
                Object o = ((IStructuredSelection) event.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                activate(namedStyle);
                if (namedStyle == null)
                    return;
            }
        }
    });
    fForegroundColorEditor.addListener(new IPropertyChangeListener() {

        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[0];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fForegroundColorEditor.getColorValue());
                    if (!newValue.equals(oldValue)) {
                        stylePrefs[0] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                    }
                }
            }
        }
    });
    fBackgroundColorEditor.addListener(new IPropertyChangeListener() {

        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[1];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fBackgroundColorEditor.getColorValue());
                    if (!newValue.equals(oldValue)) {
                        stylePrefs[1] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                        activate(namedStyle);
                    }
                }
            }
        }
    });
    fBold.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[2];
                String newValue = String.valueOf(fBold.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[2] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });
    fItalic.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[3];
                String newValue = String.valueOf(fItalic.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[3] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });
    fStrike.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[4];
                String newValue = String.valueOf(fStrike.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[4] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });
    fUnderline.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[5];
                String newValue = String.valueOf(fUnderline.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[5] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });
    fClearStyle.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            if (fStylesViewer.getSelection().isEmpty())
                return;
            String namedStyle = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement().toString();
            getOverlayStore().setToDefault(namedStyle);
            applyStyles();
            fText.redraw();
            activate(namedStyle);
        }
    });
    return pageComponent;
}