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.

Prototype

StructuredSelection EMPTY

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Usage

From source file:fr.inria.linuxtools.internal.tmf.ui.project.wizards.tracepkg.importexport.ImportTracePackageHandler.java

License:Open Source License

@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
    ImportTracePackageWizard w = new ImportTracePackageWizard();
    IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();

    if (window == null) {
        return Boolean.FALSE;
    }//from  w  w w. java2 s . c om

    ISelection currentSelection = HandlerUtil.getCurrentSelection(event);
    IStructuredSelection sec = StructuredSelection.EMPTY;
    if (currentSelection instanceof IStructuredSelection) {
        sec = (IStructuredSelection) currentSelection;
    }

    w.init(PlatformUI.getWorkbench(), sec);
    WizardDialog dialog = new WizardDialog(window.getShell(), w);
    dialog.open();
    return null;
}

From source file:fr.inria.linuxtools.tmf.ui.editors.TmfEventsEditor.java

License:Open Source License

/**
 * @since 2.0//from   ww w  .j  av a  2s .c om
 */
@Override
public ISelection getSelection() {
    if (fEventsTable == null) {
        return StructuredSelection.EMPTY;
    }
    return fEventsTable.getSelection();
}

From source file:fr.inria.linuxtools.tmf.ui.viewers.events.TmfEventsTable.java

License:Open Source License

/**
 * Advanced constructor, where we also define which column data to use.
 *
 * @param parent//from  w ww. j  ava 2  s . co  m
 *            The parent composite UI object
 * @param cacheSize
 *            The size of the event table cache
 * @param columnData
 *            The column data to use for this table
 */
public TmfEventsTable(final Composite parent, int cacheSize, final ColumnData[] columnData) {
    super("TmfEventsTable"); //$NON-NLS-1$

    fComposite = new Composite(parent, SWT.NONE);
    final GridLayout gl = new GridLayout(1, false);
    gl.marginHeight = 0;
    gl.marginWidth = 0;
    gl.verticalSpacing = 0;
    fComposite.setLayout(gl);

    fSashForm = new SashForm(fComposite, SWT.HORIZONTAL);
    fSashForm.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));

    // Create a virtual table
    final int style = SWT.H_SCROLL | SWT.V_SCROLL | SWT.MULTI | SWT.FULL_SELECTION;
    fTable = new TmfVirtualTable(fSashForm, style);

    // Set the table layout
    final GridData layoutData = new GridData(SWT.FILL, SWT.FILL, true, true);
    fTable.setLayoutData(layoutData);

    // Some cosmetic enhancements
    fTable.setHeaderVisible(true);
    fTable.setLinesVisible(true);

    // Set the columns
    setColumnHeaders(columnData);

    // Set the default column field ids if this is not a subclass
    if (Arrays.equals(columnData, COLUMN_DATA)) {
        fTable.getColumns()[0].setData(Key.FIELD_ID, ITmfEvent.EVENT_FIELD_TIMESTAMP);
        fTable.getColumns()[1].setData(Key.FIELD_ID, ITmfEvent.EVENT_FIELD_SOURCE);
        fTable.getColumns()[2].setData(Key.FIELD_ID, ITmfEvent.EVENT_FIELD_TYPE);
        fTable.getColumns()[3].setData(Key.FIELD_ID, ITmfEvent.EVENT_FIELD_REFERENCE);
        fTable.getColumns()[4].setData(Key.FIELD_ID, ITmfEvent.EVENT_FIELD_CONTENT);
    }

    // Set the frozen row for header row
    fTable.setFrozenRowCount(1);

    // Create the header row cell editor
    createHeaderEditor();

    // Handle the table item selection
    fTable.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(final SelectionEvent e) {
            if (e.item == null) {
                return;
            }
            updateStatusLine(null);
            if (fTable.getSelectionIndices().length > 0) {
                if (e.item.getData(Key.RANK) instanceof Long) {
                    fSelectedRank = (Long) e.item.getData(Key.RANK);
                    fRawViewer.selectAndReveal((Long) e.item.getData(Key.RANK));
                }
                if (e.item.getData(Key.TIMESTAMP) instanceof ITmfTimestamp) {
                    final ITmfTimestamp ts = (ITmfTimestamp) e.item.getData(Key.TIMESTAMP);
                    if (fTable.getSelectionIndices().length == 1) {
                        fSelectedBeginTimestamp = ts;
                    }
                    if (fSelectedBeginTimestamp != null) {
                        if (fSelectedBeginTimestamp.compareTo(ts) <= 0) {
                            broadcast(new TmfTimeSynchSignal(TmfEventsTable.this, fSelectedBeginTimestamp, ts));
                            if (fTable.getSelectionIndices().length == 2) {
                                updateStatusLine(ts.getDelta(fSelectedBeginTimestamp));
                            }
                        } else {
                            broadcast(new TmfTimeSynchSignal(TmfEventsTable.this, ts, fSelectedBeginTimestamp));
                            updateStatusLine(fSelectedBeginTimestamp.getDelta(ts));
                        }
                    }
                } else {
                    if (fTable.getSelectionIndices().length == 1) {
                        fSelectedBeginTimestamp = null;
                    }
                }
            }
            if (e.item.getData() != null) {
                fireSelectionChanged(new SelectionChangedEvent(TmfEventsTable.this,
                        new StructuredSelection(e.item.getData())));
            } else {
                fireSelectionChanged(new SelectionChangedEvent(TmfEventsTable.this, StructuredSelection.EMPTY));
            }
        }
    });

    int realCacheSize = Math.max(cacheSize, Display.getDefault().getBounds().height / fTable.getItemHeight());
    realCacheSize = Math.min(realCacheSize, MAX_CACHE_SIZE);
    fCache = new TmfEventsCache(realCacheSize, this);

    // Handle the table item requests
    fTable.addListener(SWT.SetData, new Listener() {

        @Override
        public void handleEvent(final Event event) {

            final TableItem item = (TableItem) event.item;
            int index = event.index - 1; // -1 for the header row

            if (event.index == 0) {
                setHeaderRowItemData(item);
                return;
            }

            if (fTable.getData(Key.FILTER_OBJ) != null) {
                if ((event.index == 1) || (event.index == (fTable.getItemCount() - 1))) {
                    setFilterStatusRowItemData(item);
                    return;
                }
                index = index - 1; // -1 for top filter status row
            }

            final CachedEvent cachedEvent = fCache.getEvent(index);
            if (cachedEvent != null) {
                setItemData(item, cachedEvent.event, cachedEvent.rank);
                return;
            }

            // Else, fill the cache asynchronously (and off the UI thread)
            event.doit = false;
        }
    });

    fTable.addMouseListener(new MouseAdapter() {
        @Override
        public void mouseDoubleClick(final MouseEvent event) {
            if (event.button != 1) {
                return;
            }
            // Identify the selected row
            final Point point = new Point(event.x, event.y);
            final TableItem item = fTable.getItem(point);
            if (item != null) {
                final Rectangle imageBounds = item.getImageBounds(0);
                imageBounds.width = BOOKMARK_IMAGE.getBounds().width;
                if (imageBounds.contains(point)) {
                    final Long rank = (Long) item.getData(Key.RANK);
                    if (rank != null) {
                        toggleBookmark(rank);
                    }
                }
            }
        }
    });

    final Listener tooltipListener = new Listener() {
        Shell tooltipShell = null;

        @Override
        public void handleEvent(final Event event) {
            switch (event.type) {
            case SWT.MouseHover:
                final TableItem item = fTable.getItem(new Point(event.x, event.y));
                if (item == null) {
                    return;
                }
                final Long rank = (Long) item.getData(Key.RANK);
                if (rank == null) {
                    return;
                }
                final String tooltipText = (String) item.getData(Key.BOOKMARK);
                final Rectangle bounds = item.getImageBounds(0);
                bounds.width = BOOKMARK_IMAGE.getBounds().width;
                if (!bounds.contains(event.x, event.y)) {
                    return;
                }
                if ((tooltipShell != null) && !tooltipShell.isDisposed()) {
                    tooltipShell.dispose();
                }
                tooltipShell = new Shell(fTable.getShell(), SWT.ON_TOP | SWT.NO_FOCUS | SWT.TOOL);
                tooltipShell.setBackground(
                        PlatformUI.getWorkbench().getDisplay().getSystemColor(SWT.COLOR_INFO_BACKGROUND));
                final FillLayout layout = new FillLayout();
                layout.marginWidth = 2;
                tooltipShell.setLayout(layout);
                final Label label = new Label(tooltipShell, SWT.WRAP);
                String text = rank.toString() + (tooltipText != null ? ": " + tooltipText : ""); //$NON-NLS-1$ //$NON-NLS-2$
                label.setForeground(
                        PlatformUI.getWorkbench().getDisplay().getSystemColor(SWT.COLOR_INFO_FOREGROUND));
                label.setBackground(
                        PlatformUI.getWorkbench().getDisplay().getSystemColor(SWT.COLOR_INFO_BACKGROUND));
                label.setText(text);
                label.addListener(SWT.MouseExit, this);
                label.addListener(SWT.MouseDown, this);
                label.addListener(SWT.MouseWheel, this);
                final Point size = tooltipShell.computeSize(SWT.DEFAULT, SWT.DEFAULT);
                /*
                 * Bug in Linux.  The coordinates of the event have an origin that excludes the table header but
                 * the method toDisplay() expects coordinates relative to an origin that includes the table header.
                 */
                int y = event.y;
                if (System.getProperty("os.name").contains("Linux")) { //$NON-NLS-1$ //$NON-NLS-2$
                    y += fTable.getHeaderHeight();
                }
                Point pt = fTable.toDisplay(event.x, y);
                pt.x += BOOKMARK_IMAGE.getBounds().width;
                pt.y += item.getBounds().height;
                tooltipShell.setBounds(pt.x, pt.y, size.x, size.y);
                tooltipShell.setVisible(true);
                break;
            case SWT.Dispose:
            case SWT.KeyDown:
            case SWT.MouseMove:
            case SWT.MouseExit:
            case SWT.MouseDown:
            case SWT.MouseWheel:
                if (tooltipShell != null) {
                    tooltipShell.dispose();
                    tooltipShell = null;
                }
                break;
            default:
                break;
            }
        }
    };

    fTable.addListener(SWT.MouseHover, tooltipListener);
    fTable.addListener(SWT.Dispose, tooltipListener);
    fTable.addListener(SWT.KeyDown, tooltipListener);
    fTable.addListener(SWT.MouseMove, tooltipListener);
    fTable.addListener(SWT.MouseExit, tooltipListener);
    fTable.addListener(SWT.MouseDown, tooltipListener);
    fTable.addListener(SWT.MouseWheel, tooltipListener);

    // Create resources
    createResources();

    ColorSettingsManager.addColorSettingsListener(this);

    fTable.setItemCount(1); // +1 for header row

    fRawViewer = new TmfRawEventViewer(fSashForm, SWT.H_SCROLL | SWT.V_SCROLL);

    fRawViewer.addSelectionListener(new Listener() {
        @Override
        public void handleEvent(final Event e) {
            if (e.data instanceof Long) {
                final long rank = (Long) e.data;
                int index = (int) rank;
                if (fTable.getData(Key.FILTER_OBJ) != null) {
                    index = fCache.getFilteredEventIndex(rank) + 1; // +1 for top filter status row
                }
                fTable.setSelection(index + 1); // +1 for header row
                fSelectedRank = rank;
                updateStatusLine(null);
            } else if (e.data instanceof ITmfLocation) {
                // DOES NOT WORK: rank undefined in context from seekLocation()
                // ITmfLocation<?> location = (ITmfLocation<?>) e.data;
                // TmfContext context = fTrace.seekLocation(location);
                // fTable.setSelection((int) context.getRank());
                return;
            } else {
                return;
            }
            final TableItem[] selection = fTable.getSelection();
            if ((selection != null) && (selection.length > 0)) {
                final TmfTimestamp ts = (TmfTimestamp) fTable.getSelection()[0].getData(Key.TIMESTAMP);
                if (ts != null) {
                    broadcast(new TmfTimeSynchSignal(TmfEventsTable.this, ts));
                }
            }
        }
    });

    fSashForm.setWeights(new int[] { 1, 1 });
    fRawViewer.setVisible(false);

    createPopupMenu();
}

From source file:fr.inria.linuxtools.tmf.ui.viewers.events.TmfEventsTable.java

License:Open Source License

/**
 * @since 2.0/*from w  w w .  ja  v  a  2  s .c  o  m*/
 */
@Override
public ISelection getSelection() {
    if (fTable == null || fTable.isDisposed()) {
        return StructuredSelection.EMPTY;
    }
    List<Object> list = new ArrayList<>(fTable.getSelection().length);
    for (TableItem item : fTable.getSelection()) {
        if (item.getData() != null) {
            list.add(item.getData());
        }
    }
    return new StructuredSelection(list);
}

From source file:fr.openpeople.rdal.model.core.diagram.navigator.RdalNavigatorLinkHelper.java

License:Open Source License

/**
 * @generated// w  w w . j  a v a  2 s . c om
 */
public IStructuredSelection findSelection(IEditorInput anInput) {
    IDiagramDocument document = RdalDiagramEditorPlugin.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) {
        RdalNavigatorItem item = new RdalNavigatorItem(diagram, file, false);
        return new StructuredSelection(item);
    }
    return StructuredSelection.EMPTY;
}

From source file:fr.openpeople.rdal.model.core.diagram.part.RdalDiagramEditor.java

License:Open Source License

/**
 * @generated/*from  w  ww . j a v a 2s  .  c  om*/
 */
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) {
        RdalNavigatorItem item = new RdalNavigatorItem(diagram, file, false);
        return new StructuredSelection(item);
    }
    return StructuredSelection.EMPTY;
}

From source file:fr.openpeople.rdal.model.core.diagram.part.RdalNewDiagramFileWizard.java

License:Open Source License

/**
 * @generated/*from  ww  w .  ja va2  s  .  c  om*/
 */
public RdalNewDiagramFileWizard(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.RdalNewDiagramFileWizard_CreationPageName,
            StructuredSelection.EMPTY);
    myFileCreationPage.setTitle(Messages.RdalNewDiagramFileWizard_CreationPageTitle);
    myFileCreationPage.setDescription(NLS.bind(Messages.RdalNewDiagramFileWizard_CreationPageDescription,
            SpecificationEditPart.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(RdalDiagramEditorUtil.getUniqueFileName(filePath, fileName, "rdal_diagram")); //$NON-NLS-1$

    diagramRootElementSelectionPage = new DiagramRootElementSelectionPage(
            Messages.RdalNewDiagramFileWizard_RootSelectionPageName);
    diagramRootElementSelectionPage.setTitle(Messages.RdalNewDiagramFileWizard_RootSelectionPageTitle);
    diagramRootElementSelectionPage
            .setDescription(Messages.RdalNewDiagramFileWizard_RootSelectionPageDescription);
    diagramRootElementSelectionPage.setModelElement(diagramRoot);

    myEditingDomain = editingDomain;
}

From source file:fr.opensagres.eclipse.jsbuild.internal.ui.navigator.TaskLinkHelper.java

License:Open Source License

@Override
public IStructuredSelection findSelection(IEditorInput input) {
    /*//www .j  av a  2s. c o m
     * IJavaScriptElement element = JavaScriptUI
     * .getEditorInputJavaElement(input); if (element == null) { IFile file
     * = ResourceUtil.getFile(input); if (file != null) { element =
     * JavaScriptCore.create(file); } } return (element != null) ? new
     * StructuredSelection(element) : StructuredSelection.EMPTY;
     */
    return StructuredSelection.EMPTY;
}

From source file:gov.nasa.arc.spife.core.plan.editor.timeline.TimelinePlanClipboardCutOperation.java

License:Open Source License

@Override
public void displayExecute(Widget widget, IWorkbenchSite site) {
    ISelectionProvider selectionProvider = site.getSelectionProvider();
    selectionProvider.setSelection(StructuredSelection.EMPTY);
}

From source file:gov.nasa.arc.spife.ui.table.days.DaysEditor.java

License:Open Source License

@Override
public void dispose() {
    daysComposite.dispose();
    selectionProvider.setSelection(StructuredSelection.EMPTY);
    super.dispose();
}