Example usage for org.eclipse.jface.viewers StructuredSelection EMPTY

List of usage examples for org.eclipse.jface.viewers StructuredSelection EMPTY

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In this page you can find the example usage for org.eclipse.jface.viewers StructuredSelection EMPTY.

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StructuredSelection EMPTY

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Usage

From source file:de.quamoco.qm.diagram.navigator.QmNavigatorLinkHelper.java

License:Apache License

/**
 * @generated/*w w  w  . ja v a2  s. c  o  m*/
 */
public IStructuredSelection findSelection(IEditorInput anInput) {
    IDiagramDocument document = QmDiagramEditorPlugin.getInstance().getDocumentProvider()
            .getDiagramDocument(anInput);
    if (document == null) {
        return StructuredSelection.EMPTY;
    }
    Diagram diagram = document.getDiagram();
    IFile file = WorkspaceSynchronizer.getFile(diagram.eResource());
    if (file != null) {
        QmNavigatorItem item = new QmNavigatorItem(diagram, file, false);
        return new StructuredSelection(item);
    }
    return StructuredSelection.EMPTY;
}

From source file:de.quamoco.qm.diagram.part.QmDiagramEditor.java

License:Apache License

/**
 * @generated/*from   ww w  .j  av  a  2  s. c  om*/
 */
private ISelection getNavigatorSelection() {
    IDiagramDocument document = getDiagramDocument();
    if (document == null) {
        return StructuredSelection.EMPTY;
    }
    Diagram diagram = document.getDiagram();
    IFile file = WorkspaceSynchronizer.getFile(diagram.eResource());
    if (file != null) {
        QmNavigatorItem item = new QmNavigatorItem(diagram, file, false);
        return new StructuredSelection(item);
    }
    return StructuredSelection.EMPTY;
}

From source file:de.quamoco.qm.diagram.part.QmNewDiagramFileWizard.java

License:Apache License

/**
 * @generated//  w  w  w. j a  v a 2 s. c  o m
 */
public QmNewDiagramFileWizard(URI domainModelURI, EObject diagramRoot,
        TransactionalEditingDomain editingDomain) {
    assert domainModelURI != null : "Domain model uri must be specified"; //$NON-NLS-1$
    assert diagramRoot != null : "Doagram root element must be specified"; //$NON-NLS-1$
    assert editingDomain != null : "Editing domain must be specified"; //$NON-NLS-1$

    myFileCreationPage = new WizardNewFileCreationPage(Messages.QmNewDiagramFileWizard_CreationPageName,
            StructuredSelection.EMPTY);
    myFileCreationPage.setTitle(Messages.QmNewDiagramFileWizard_CreationPageTitle);
    myFileCreationPage.setDescription(
            NLS.bind(Messages.QmNewDiagramFileWizard_CreationPageDescription, QualityModelEditPart.MODEL_ID));
    IPath filePath;
    String fileName = URI.decode(domainModelURI.trimFileExtension().lastSegment());
    if (domainModelURI.isPlatformResource()) {
        filePath = new Path(domainModelURI.trimSegments(1).toPlatformString(true));
    } else if (domainModelURI.isFile()) {
        filePath = new Path(domainModelURI.trimSegments(1).toFileString());
    } else {
        // TODO : use some default path
        throw new IllegalArgumentException("Unsupported URI: " + domainModelURI); //$NON-NLS-1$
    }
    myFileCreationPage.setContainerFullPath(filePath);
    myFileCreationPage.setFileName(QmDiagramEditorUtil.getUniqueFileName(filePath, fileName, "qm_diagram")); //$NON-NLS-1$

    diagramRootElementSelectionPage = new DiagramRootElementSelectionPage(
            Messages.QmNewDiagramFileWizard_RootSelectionPageName);
    diagramRootElementSelectionPage.setTitle(Messages.QmNewDiagramFileWizard_RootSelectionPageTitle);
    diagramRootElementSelectionPage
            .setDescription(Messages.QmNewDiagramFileWizard_RootSelectionPageDescription);
    diagramRootElementSelectionPage.setModelElement(diagramRoot);

    myEditingDomain = editingDomain;
}

From source file:de.tobject.findbugs.view.explorer.RefreshJob.java

License:Open Source License

@Override
protected IStatus run(final IProgressMonitor monitor) {
    List<DeltaInfo> deltas = fetchDeltas();
    int totalWork = deltas.size();
    monitor.beginTask("Updating bug markers", totalWork);

    if (!checkCancellation(monitor) && !deltas.isEmpty()) {

        final Set<BugGroup> changedParents = contentProvider.updateContent(deltas);
        final boolean fullRefreshNeeded = changedParents.isEmpty() || containsRoot(changedParents);

        Display.getDefault().syncExec(new Runnable() {
            public void run() {
                if (checkCancellation(monitor)) {
                    return;
                }/* www.j a  v a  2  s. c  o m*/
                viewer.getControl().setRedraw(false);
                try {
                    if (fullRefreshNeeded) {
                        // Attempt to fix https://sourceforge.net/p/findbugs/bugs/1213/
                        // discard selection (if any) before refreshing content
                        viewer.setSelection(StructuredSelection.EMPTY);
                        viewer.refresh();
                        if (BugContentProvider.DEBUG) {
                            System.out.println("Refreshing ROOT!!!");
                        }
                    } else {
                        // update the viewer based on the marker changes.
                        for (BugGroup parent : changedParents) {
                            if (BugContentProvider.DEBUG) {
                                System.out.println("Refreshing: " + parent);
                            }
                            if (checkCancellation(monitor)) {
                                break;
                            }
                            viewer.refresh(parent, true);
                        }
                    }
                } finally {
                    if (viewer != null && !viewer.getControl().isDisposed()) {
                        viewer.getControl().setRedraw(true);
                    }
                }
            }
        });
    }
    if (!monitor.isCanceled()) {
        monitor.worked(totalWork);
        monitor.done();
    }
    return monitor.isCanceled() ? Status.CANCEL_STATUS : Status.OK_STATUS;
}

From source file:de.tub.tfs.muvitor.animation.AnimatedElement.java

License:Open Source License

/**
 * Called by {@link AnimatingCommand}, initializes the animation by doing
 * the following://from w w w .  j a v  a 2s  .c o  m
 * 
 * <ul>
 * <li>determine the viewer having the {@link #topModel} as contents
 * <li>get the figure representing the {@link #animatedModel} in this viewer
 * <li>create an extra layer for this particular figure and move the figure
 * to it
 * <li>register this as LayoutListener to the new layer. This will do the
 * job that Animator does in GEF.
 * <li>call {@link #prepareLocalizers()}
 * <li>check if this figure can be animated at all
 * <li>set the figure' bounds to the initial (or final for undo) position
 * </ul>
 * 
 * @param isUndo
 *            set <code>true</code> if the element should be prepared for
 *            backwards undo animation
 * @param doFlush
 *            if <code>true</code> the viewer will be flushed before
 *            animation
 * 
 * @see #findViewerShowing(EObject)
 */
final void prepareForAnimation(final boolean isUndo, final boolean doFlush) {
    viewer = findViewerShowing(topModel);
    // short test if an animation is possible at all
    if (viewer == null || startIndex == -1 || !viewer.getControl().isVisible()) {
        canPerform = false;
        return;
    }

    // to remove disturbing handles: set empty selection
    viewer.setSelection(StructuredSelection.EMPTY);
    /*
     * there may be a new figure that has just been created, flush the
     * viewer to layout it correctly first! this is in the responsibility of
     * the user!
     */
    if (doFlush) {
        viewer.flush();
    }

    // prepare and check localizers
    prepareLocalizers();
    /*
     * ensure that this can only be animated if the localizers (after
     * startIndex) have been sufficiently resolved/interpolated
     */
    for (int i = startIndex; i < path.size(); i++) {
        final Localizer localizer = path.get(i);
        if (localizer.needsInterpolation(true) || localizer.needsInterpolation(false)) {
            canPerform = false;
            return;
        }
    }

    /*
     * retrieve a figure from the viewer whenever a model has been specified
     * so the animated figure can still be accessed after animation
     */
    if (animatedModel != null) {
        final GraphicalEditPart editPart = (GraphicalEditPart) viewer.getEditPartRegistry().get(animatedModel);
        if (editPart == null) {
            canPerform = false;
            return;
        }

        // the figure of the passed model has to be animated
        animatedFigure = editPart.getFigure();
        // store original parent of the model's figure
        originalParent = animatedFigure.getParent();
        originalPosition = originalParent.getChildren().indexOf(animatedFigure);
        originalLocation = animatedFigure.getBounds().getLocation();
    }

    figureCenterOffset = animatedFigure.getSize().scale(-0.5);
    // System.out.println("figureCenterOffset : " + figureCenterOffset);

    // store initial and final locations of the animated figure
    initialLocation = path.get(startIndex).resolvedLocation;
    if (initialLocation != null) {
        initialLocation.getTranslated(figureCenterOffset);
    }
    finalLocation = path.get(path.size() - 1).resolvedLocation;
    if (finalLocation != null) {
        finalLocation.getTranslated(figureCenterOffset);
    }

    /*
     * get the ScalableFreeformLayeredPane of the
     * ScalableFreeformRootEditPart to put the animated figure on it
     */
    final ScalableFreeformRootEditPart root = (ScalableFreeformRootEditPart) viewer.getRootEditPart();
    layer = LayerManager.Helper.find(root).getLayer(LayerConstants.SCALABLE_LAYERS);

    /*
     * install sub-ScalableLayeredPanes on the pane to support scale
     * manipulation of each animated element
     */
    pane = new ScalableFreeformLayeredPane();
    layer.add(pane);
    pane.add(animatedFigure);

    pane.validate();
    pane.addLayoutListener(this);
    // let the MultipleAnimator know which AnimatedElement is
    // responsible for this pane (and to access data)
    paneAnimatedElementMap.put(pane, this);

    // draw optional debug path line
    if (AnimatingCommand.isDebug()) {
        // when debugging show the path as a polyline
        debugLine = new Polyline();
        debugLine.setForegroundColor(ColorConstants.red);
        // use rectangle centers for the debugLine
        if (isUndo) {
            debugLine.setStart(finalLocation);
        } else {
            debugLine.setStart(initialLocation);
        }
        // FIXED: I don't know why, but the line has to been added *before*
        // the animated figure. Does not matter any more, as I use an extra
        // pane for each animated figure
        layer.add(debugLine);
    }

    canPerform = true;
}

From source file:de.tud.cs.st.vespucci.diagram.supports.VespucciCreationWizardCommandHandler.java

License:Open Source License

@Override
public Object execute(final ExecutionEvent event) {
    final IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();

    final VespucciCreationWizard wizard = new VespucciCreationWizard();

    final ISelection selection = window.getSelectionService().getSelection();

    if (selection instanceof IStructuredSelection) {
        wizard.init(window.getWorkbench(), (IStructuredSelection) selection);
    } else {/*  ww  w . j  a v  a  2  s.  c o m*/
        wizard.init(window.getWorkbench(), StructuredSelection.EMPTY);
    }

    final Shell parent = window.getShell();
    final WizardDialog dialog = new WizardDialog(parent, wizard);
    dialog.create();
    dialog.open();

    return null;
}

From source file:de.tud.cs.st.vespucci.vespucci_model.diagram.navigator.VespucciNavigatorLinkHelper.java

License:Open Source License

/**
 * @generated/*from  w  w w  .j  a v  a 2s. com*/
 */
public IStructuredSelection findSelection(IEditorInput anInput) {
    IDiagramDocument document = de.tud.cs.st.vespucci.vespucci_model.diagram.part.VespucciDiagramEditorPlugin
            .getInstance().getDocumentProvider().getDiagramDocument(anInput);
    if (document == null) {
        return StructuredSelection.EMPTY;
    }
    Diagram diagram = document.getDiagram();
    if (diagram == null || diagram.eResource() == null) {
        return StructuredSelection.EMPTY;
    }
    IFile file = WorkspaceSynchronizer.getFile(diagram.eResource());
    if (file != null) {
        de.tud.cs.st.vespucci.vespucci_model.diagram.navigator.VespucciNavigatorItem item = new de.tud.cs.st.vespucci.vespucci_model.diagram.navigator.VespucciNavigatorItem(
                diagram, file, false);
        return new StructuredSelection(item);
    }
    return StructuredSelection.EMPTY;
}

From source file:de.tud.cs.st.vespucci.vespucci_model.diagram.part.VespucciDiagramEditor.java

License:Open Source License

/**
 * @generated/*from  ww w  . ja  v a  2 s. c o  m*/
 */
private ISelection getNavigatorSelection() {
    IDiagramDocument document = getDiagramDocument();
    if (document == null) {
        return StructuredSelection.EMPTY;
    }
    Diagram diagram = document.getDiagram();
    if (diagram == null || diagram.eResource() == null) {
        return StructuredSelection.EMPTY;
    }
    IFile file = WorkspaceSynchronizer.getFile(diagram.eResource());
    if (file != null) {
        de.tud.cs.st.vespucci.vespucci_model.diagram.navigator.VespucciNavigatorItem item = new de.tud.cs.st.vespucci.vespucci_model.diagram.navigator.VespucciNavigatorItem(
                diagram, file, false);
        return new StructuredSelection(item);
    }
    return StructuredSelection.EMPTY;
}

From source file:de.tud.cs.st.vespucci.vespucci_model.diagram.part.VespucciNewDiagramFileWizard.java

License:Open Source License

/**
 * @generated/*from   w  w w.  j av  a2  s  . co  m*/
 */
public VespucciNewDiagramFileWizard(URI domainModelURI, EObject diagramRoot,
        TransactionalEditingDomain editingDomain) {
    assert domainModelURI != null : "Domain model uri must be specified"; //$NON-NLS-1$
    assert diagramRoot != null : "Doagram root element must be specified"; //$NON-NLS-1$
    assert editingDomain != null : "Editing domain must be specified"; //$NON-NLS-1$

    myFileCreationPage = new WizardNewFileCreationPage(
            de.tud.cs.st.vespucci.vespucci_model.diagram.part.Messages.VespucciNewDiagramFileWizard_CreationPageName,
            StructuredSelection.EMPTY);
    myFileCreationPage.setTitle(
            de.tud.cs.st.vespucci.vespucci_model.diagram.part.Messages.VespucciNewDiagramFileWizard_CreationPageTitle);
    myFileCreationPage.setDescription(NLS.bind(
            de.tud.cs.st.vespucci.vespucci_model.diagram.part.Messages.VespucciNewDiagramFileWizard_CreationPageDescription,
            de.tud.cs.st.vespucci.vespucci_model.diagram.edit.parts.ShapesDiagramEditPart.MODEL_ID));
    IPath filePath;
    String fileName = URI.decode(domainModelURI.trimFileExtension().lastSegment());
    if (domainModelURI.isPlatformResource()) {
        filePath = new Path(domainModelURI.trimSegments(1).toPlatformString(true));
    } else if (domainModelURI.isFile()) {
        filePath = new Path(domainModelURI.trimSegments(1).toFileString());
    } else {
        // TODO : use some default path
        throw new IllegalArgumentException("Unsupported URI: " + domainModelURI); //$NON-NLS-1$
    }
    myFileCreationPage.setContainerFullPath(filePath);
    myFileCreationPage.setFileName(de.tud.cs.st.vespucci.vespucci_model.diagram.part.VespucciDiagramEditorUtil
            .getUniqueFileName(filePath, fileName, "sad")); //$NON-NLS-1$

    diagramRootElementSelectionPage = new DiagramRootElementSelectionPage(
            de.tud.cs.st.vespucci.vespucci_model.diagram.part.Messages.VespucciNewDiagramFileWizard_RootSelectionPageName);
    diagramRootElementSelectionPage.setTitle(
            de.tud.cs.st.vespucci.vespucci_model.diagram.part.Messages.VespucciNewDiagramFileWizard_RootSelectionPageTitle);
    diagramRootElementSelectionPage.setDescription(
            de.tud.cs.st.vespucci.vespucci_model.diagram.part.Messages.VespucciNewDiagramFileWizard_RootSelectionPageDescription);
    diagramRootElementSelectionPage.setModelElement(diagramRoot);

    myEditingDomain = editingDomain;
}

From source file:de.uni_jena.iaa.linktype.atomic.model.pepper.wizard.PepperWizardPageFormat.java

License:Apache License

/**
 * {@inheritDoc}//from w w w  .jav a2s. co m
 */
@Override
public void setVisible(boolean visible) {
    if (visible) {
        EList<FormatDefinition> supportedFormats = pepperWizard.getSupportedFormats();
        tableViewer.setInput(supportedFormats);

        FormatDefinition formatDefinition = supportedFormats.size() == 1 ? supportedFormats.get(0)
                : pepperWizard.getFormatDefinition();

        if (formatDefinition == null) {
            formatDefinition = pepperWizard.getPreferredFormatDefinition();
        }

        tableViewer.setSelection(formatDefinition != null ? new StructuredSelection(formatDefinition)
                : StructuredSelection.EMPTY);
    }

    super.setVisible(visible);
}