Examples with StyledText org.eclipse.swt.custom.StyledText used on opensource projects

Example 86 with StyledText

use of org.eclipse.swt.custom.StyledText in project eclipse.platform.text by eclipse.

the class InlinedAnnotationSupport method install.

/**
 * Install the inlined annotation support for the given viewer.
 *
 * @param viewer the source viewer
 * @param painter the annotation painter to use to draw the inlined annotations.
 */
public void install(ISourceViewer viewer, AnnotationPainter painter) {
    Assert.isNotNull(viewer);
    Assert.isNotNull(painter);
    fViewer = viewer;
    fPainter = painter;
    initPainter();
    StyledText text = fViewer.getTextWidget();
    if (text == null || text.isDisposed()) {
        return;
    }
    if (fViewer instanceof ITextViewerExtension4) {
        updateStylesWidth = new UpdateStylesWidth();
        ((ITextViewerExtension4) fViewer).addTextPresentationListener(updateStylesWidth);
    }
    visibleLines = new VisibleLines();
    fViewer.addViewportListener(visibleLines);
    text.addMouseListener(fMouseTracker);
    text.addMouseTrackListener(fMouseTracker);
    text.addMouseMoveListener(fMouseTracker);
    setColor(text.getDisplay().getSystemColor(SWT.COLOR_DARK_GRAY));
}

Example 87 with StyledText

use of org.eclipse.swt.custom.StyledText in project eclipse.platform.text by eclipse.

the class InlinedAnnotationSupport method uninstall.

/**
 * Unisntall the inlined annotation support
 */
public void uninstall() {
    StyledText text = this.fViewer.getTextWidget();
    if (text != null && !text.isDisposed()) {
        text.removeMouseListener(this.fMouseTracker);
        text.removeMouseTrackListener(this.fMouseTracker);
        text.removeMouseMoveListener(this.fMouseTracker);
    }
    if (fViewer != null) {
        if (fViewer instanceof ITextViewerExtension4) {
            ((ITextViewerExtension4) fViewer).removeTextPresentationListener(updateStylesWidth);
        }
        fViewer.removeViewportListener(visibleLines);
    }
    if (visibleLines != null) {
        visibleLines.uninstall();
        visibleLines = null;
    }
    disposeFont();
    fViewer = null;
    fPainter = null;
}

Example 88 with StyledText

use of org.eclipse.swt.custom.StyledText in project eclipse.platform.text by eclipse.

the class AbstractTextEditor method initializeFindScopeColor.

/**
 * Initializes the background color used for highlighting the document ranges
 * defining search scopes.
 *
 * @param viewer the viewer to initialize
 * @since 2.0
 */
private void initializeFindScopeColor(ISourceViewer viewer) {
    IPreferenceStore store = getPreferenceStore();
    if (store != null) {
        StyledText styledText = viewer.getTextWidget();
        Color color = createColor(store, PREFERENCE_COLOR_FIND_SCOPE, styledText.getDisplay());
        IFindReplaceTarget target = viewer.getFindReplaceTarget();
        if (target != null && target instanceof IFindReplaceTargetExtension)
            ((IFindReplaceTargetExtension) target).setScopeHighlightColor(color);
        if (fFindScopeHighlightColor != null)
            fFindScopeHighlightColor.dispose();
        fFindScopeHighlightColor = color;
    }
}

Example 89 with StyledText

use of org.eclipse.swt.custom.StyledText in project eclipse.platform.text by eclipse.

the class AbstractTextEditor method createPartControl.

/**
 * The <code>AbstractTextEditor</code> implementation of this
 * <code>IWorkbenchPart</code> method creates the vertical ruler and
 * source viewer.
 * <p>
 * Subclasses may extend this method. Besides extending this method, the
 * behavior of <code>createPartControl</code> may be customized by
 * calling, extending or replacing the following methods: <br>
 * Subclasses may supply customized implementations for some members using
 * the following methods before <code>createPartControl</code> is invoked:
 * <ul>
 * <li>
 * {@linkplain #setSourceViewerConfiguration(SourceViewerConfiguration) setSourceViewerConfiguration}
 * to supply a custom source viewer configuration,</li>
 * <li>{@linkplain #setRangeIndicator(Annotation) setRangeIndicator} to
 * provide a range indicator,</li>
 * <li>{@linkplain #setHelpContextId(String) setHelpContextId} to provide a
 * help context id,</li>
 * <li>{@linkplain #setEditorContextMenuId(String) setEditorContextMenuId}
 * to set a custom context menu id,</li>
 * <li>{@linkplain #setRulerContextMenuId(String) setRulerContextMenuId} to
 * set a custom ruler context menu id.</li>
 * </ul>
 * <br>
 * Subclasses may replace the following methods called from within
 * <code>createPartControl</code>:
 * <ul>
 * <li>{@linkplain #createVerticalRuler() createVerticalRuler} to supply a
 * custom vertical ruler,</li>
 * <li>{@linkplain #createSourceViewer(Composite, IVerticalRuler, int) createSourceViewer}
 * to supply a custom source viewer,</li>
 * <li>{@linkplain #getSelectionProvider() getSelectionProvider} to supply
 * a custom selection provider.</li>
 * </ul>
 * <br>
 * Subclasses may extend the following methods called from within
 * <code>createPartControl</code>:
 * <ul>
 * <li>
 * {@linkplain #initializeViewerColors(ISourceViewer) initializeViewerColors}
 * to customize the viewer color scheme (may also be replaced),</li>
 * <li>
 * {@linkplain #initializeDragAndDrop(ISourceViewer) initializeDragAndDrop}
 * to customize drag and drop (may also be replaced),</li>
 * <li>{@linkplain #createNavigationActions() createNavigationActions} to
 * add navigation actions,</li>
 * <li>{@linkplain #createActions() createActions} to add text editor
 * actions.</li>
 * </ul>
 * </p>
 *
 * @param parent the parent composite
 */
@Override
public void createPartControl(Composite parent) {
    fVerticalRuler = createVerticalRuler();
    int styles = SWT.V_SCROLL | SWT.H_SCROLL | SWT.MULTI | SWT.BORDER | SWT.FULL_SELECTION;
    fSourceViewer = createSourceViewer(parent, fVerticalRuler, styles);
    if (fConfiguration == null)
        fConfiguration = new SourceViewerConfiguration();
    fSourceViewer.configure(fConfiguration);
    if (fSourceViewer instanceof ISourceViewerExtension4)
        fKeyBindingSupportForContentAssistant = new KeyBindingSupportForAssistant(((ISourceViewerExtension4) fSourceViewer));
    if (fSourceViewer instanceof ISourceViewerExtension3) {
        IQuickAssistAssistant assistant = ((ISourceViewerExtension3) fSourceViewer).getQuickAssistAssistant();
        if (assistant != null)
            fKeyBindingSupportForQuickAssistant = new KeyBindingSupportForAssistant(assistant);
    }
    if (fRangeIndicator != null)
        fSourceViewer.setRangeIndicator(fRangeIndicator);
    fSourceViewer.addTextListener(fTextListener);
    fSourceViewer.addTextInputListener(fTextListener);
    getSelectionProvider().addSelectionChangedListener(getSelectionChangedListener());
    initializeViewerFont(fSourceViewer);
    initializeViewerColors(fSourceViewer);
    initializeFindScopeColor(fSourceViewer);
    initializeDragAndDrop(fSourceViewer);
    StyledText styledText = fSourceViewer.getTextWidget();
    styledText.addMouseListener(getCursorListener());
    styledText.addKeyListener(getCursorListener());
    // Disable orientation switching until we fully support it.
    styledText.addListener(SWT.OrientationChange, new Listener() {

        @Override
        public void handleEvent(Event event) {
            event.doit = false;
        }
    });
    if (getHelpContextId() != null)
        PlatformUI.getWorkbench().getHelpSystem().setHelp(styledText, getHelpContextId());
    String id = fEditorContextMenuId != null ? fEditorContextMenuId : DEFAULT_EDITOR_CONTEXT_MENU_ID;
    MenuManager manager = new MenuManager(id, id);
    manager.setRemoveAllWhenShown(true);
    manager.addMenuListener(getContextMenuListener());
    fTextContextMenu = manager.createContextMenu(styledText);
    styledText.setMenu(fTextContextMenu);
    if (fEditorContextMenuId != null)
        getEditorSite().registerContextMenu(fEditorContextMenuId, manager, getSelectionProvider(), isEditorInputIncludedInContextMenu());
    else if (fCompatibilityMode)
        getEditorSite().registerContextMenu(DEFAULT_EDITOR_CONTEXT_MENU_ID, manager, getSelectionProvider(), isEditorInputIncludedInContextMenu());
    if ((fEditorContextMenuId != null && fCompatibilityMode) || fEditorContextMenuId == null) {
        String partId = getEditorSite().getId();
        if (partId != null)
            // $NON-NLS-1$
            getEditorSite().registerContextMenu(partId + ".EditorContext", manager, getSelectionProvider(), isEditorInputIncludedInContextMenu());
    }
    getEditorSite().registerContextMenu(COMMON_EDITOR_CONTEXT_MENU_ID, manager, getSelectionProvider(), false);
    if (fEditorContextMenuId == null)
        fEditorContextMenuId = DEFAULT_EDITOR_CONTEXT_MENU_ID;
    id = fRulerContextMenuId != null ? fRulerContextMenuId : DEFAULT_RULER_CONTEXT_MENU_ID;
    manager = new MenuManager(id, id);
    manager.setRemoveAllWhenShown(true);
    manager.addMenuListener(getContextMenuListener());
    Control rulerControl = fVerticalRuler.getControl();
    fRulerContextMenu = manager.createContextMenu(rulerControl);
    rulerControl.setMenu(fRulerContextMenu);
    rulerControl.addMouseListener(getRulerMouseListener());
    if (fRulerContextMenuId != null)
        getEditorSite().registerContextMenu(fRulerContextMenuId, manager, getSelectionProvider(), false);
    else if (fCompatibilityMode)
        getEditorSite().registerContextMenu(DEFAULT_RULER_CONTEXT_MENU_ID, manager, getSelectionProvider(), false);
    if ((fRulerContextMenuId != null && fCompatibilityMode) || fRulerContextMenuId == null) {
        String partId = getSite().getId();
        if (partId != null)
            // $NON-NLS-1$
            getEditorSite().registerContextMenu(partId + ".RulerContext", manager, getSelectionProvider(), false);
    }
    getEditorSite().registerContextMenu(COMMON_RULER_CONTEXT_MENU_ID, manager, getSelectionProvider(), false);
    if (fRulerContextMenuId == null)
        fRulerContextMenuId = DEFAULT_RULER_CONTEXT_MENU_ID;
    initializeZoomGestures(rulerControl, fSourceViewer);
    getSite().setSelectionProvider(getSelectionProvider());
    fSelectionListener = new SelectionListener();
    fSelectionListener.install(getSelectionProvider());
    fSelectionListener.setDocument(getDocumentProvider().getDocument(getEditorInput()));
    initializeActivationCodeTrigger();
    createNavigationActions();
    createAccessibilityActions();
    createActions();
    initializeSourceViewer(getEditorInput());
    /* since 3.2 - undo redo actions should be created after
		 * the source viewer is initialized, so that the undo manager
		 * can obtain its undo context from its document.
		 */
    createUndoRedoActions();
    JFaceResources.getFontRegistry().addListener(fFontPropertyChangeListener);
    IVerticalRuler ruler = getVerticalRuler();
    if (ruler instanceof CompositeRuler)
        updateContributedRulerColumns((CompositeRuler) ruler);
    if (isWordWrapSupported()) {
        setWordWrap(getInitialWordWrapStatus());
    }
}

Example 90 with StyledText

use of org.eclipse.swt.custom.StyledText in project eclipse.platform.text by eclipse.

the class AbstractTextEditor method setWordWrap.

/**
 * @see org.eclipse.ui.texteditor.ITextEditorExtension6#setWordWrap(boolean)
 * @since 3.10
 */
@Override
public void setWordWrap(boolean enable) {
    if (!isWordWrapSupported() || isWordWrapEnabled() == enable) {
        return;
    }
    ISourceViewer viewer = getSourceViewer();
    if (viewer != null) {
        StyledText styledText = viewer.getTextWidget();
        if (styledText != null) {
            if (isBlockSelectionModeEnabled()) {
                setBlockSelectionMode(false);
            }
            styledText.setWordWrap(enable);
            if (fVerticalRuler != null) {
                // update ruler layout so that it can consider
                // changed horizontal scrollbar visibility
                boolean updated = false;
                if (viewer instanceof ITextViewerExtension) {
                    Control control = ((ITextViewerExtension) viewer).getControl();
                    if (control instanceof Composite) {
                        ((Composite) control).layout();
                        updated = true;
                    }
                }
                if (!updated) {
                    fVerticalRuler.update();
                }
            }
        }
    }
}