Example usage 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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The canonical empty selection.

Usage

From source file:gov.nasa.arc.spife.ui.timeline.chart.ChartEditor.java

License:Open Source License

@Override
public void dispose() {
    UndoRedoUtils.disposeUndoRedo(getEditorSite().getActionBars());
    super.dispose();
    if (editingDomain != null) {
        editingDomain.removeResourceSetListener(pageExtentListener);
    }//ww w  .  j a v a2 s . c o  m
    if (listener != null) {
        listener.dispose();
        listener = null;
    }
    if (dirtyMonitor != null) {
        dirtyMonitor.dispose();
        dirtyMonitor = null;
    }
    if (synchronizer != null) {
        synchronizer.dispose();
        synchronizer = null;
    }
    if (editingDomain != null) {
        editingDomain.dispose();
        ResourceSet resourceSet = editingDomain.getResourceSet();
        editingDomain = null;
        for (Resource r : resourceSet.getResources()) {
            r.unload();
        }
    }
    if (timeline != null) {
        timeline.dispose();
        timeline = null;
    }
    if (timelineModel != null) {
        timelineModel = null;
    }
    if (profileSynchronizer != null) {
        profileSynchronizer.dispose();
        profileSynchronizer = null;
    }
    IWorkbenchPartSite site = getSite();
    if (site != null) {
        ISelectionProvider provider = site.getSelectionProvider();
        if (provider != null) {
            provider.setSelection(StructuredSelection.EMPTY);
        }
    }
    if (undoContext != null) {
        IOperationHistory history = OperationHistoryFactory.getOperationHistory();
        history.dispose(undoContext, true, true, true);
        undoContext = null;
    }
}

From source file:gov.nasa.ensemble.common.ui.editor.AbstractEnsembleEditorPart.java

License:Open Source License

/**
 * Get the current selection from the site for this editor
 * @return the current selection (guaranteed to be non-null)
 *//*w  ww.jav  a 2  s . c  om*/
protected final ISelection getCurrentSelection() {
    ISelectionProvider provider = selectionProvider;
    if (provider != null) {
        ISelection selection = provider.getSelection();
        if (selection != null) {
            return selection;
        }
    }
    return StructuredSelection.EMPTY;
}

From source file:gov.nasa.ensemble.common.ui.editor.EditorPartUtils.java

License:Open Source License

public static IStructuredSelection getCurrentSelection() {
    IWorkbench workbench = PlatformUI.getWorkbench();
    if (workbench == null || workbench.getActiveWorkbenchWindow() == null) {
        return StructuredSelection.EMPTY;
    }/*from   ww w .  j a  va 2s .c o  m*/
    IStructuredSelection structuredSelection = StructuredSelection.EMPTY;
    IViewReference[] viewReferences = workbench.getActiveWorkbenchWindow().getActivePage().getViewReferences();
    IViewPart viewPart = null;
    for (IViewReference viewReference : viewReferences) {
        IViewPart view = viewReference.getView(false);
        if (view instanceof CommonViewer) {
            viewPart = view;
        }
    }

    if (viewPart != null) {
        ISelectionProvider selectionProvider = viewPart.getSite().getSelectionProvider();
        ISelection selection = selectionProvider.getSelection();
        if (selection instanceof IStructuredSelection) {
            structuredSelection = (IStructuredSelection) selection;
        }
    }
    return structuredSelection;
}

From source file:gov.nasa.ensemble.common.ui.ide.navigator.NewResourceAction.java

License:Open Source License

protected static IStructuredSelection getCurrentSelection() {
    IStructuredSelection structuredSeleciton = StructuredSelection.EMPTY;
    IWorkbench workbench = PlatformUI.getWorkbench();
    IViewReference[] viewReferences = workbench.getActiveWorkbenchWindow().getActivePage().getViewReferences();
    IViewPart viewPart = null;//from   www  . j  a v a 2  s .  c o  m
    for (IViewReference viewReference : viewReferences) {
        IViewPart view = viewReference.getView(false);
        if (view instanceof CommonViewer) {
            viewPart = view;
        }
    }

    if (viewPart != null) {
        ISelectionProvider selectionProvider = viewPart.getSite().getSelectionProvider();
        ISelection selection = selectionProvider.getSelection();
        if (selection instanceof IStructuredSelection) {
            structuredSeleciton = (IStructuredSelection) selection;
        }
    }

    return structuredSeleciton;
}

From source file:gov.nasa.ensemble.common.ui.treetable.TreeTableViewer.java

License:Open Source License

private void handleMouseDown(MouseEvent e) {
    if (currentCellEditorHelper != null) {
        trace.debug("mouse down");
        // Occasionally we get a mouse down and no focus is lost from the editor.
        // This case ends up here and we accept the value (as in any other focus loss)
        currentCellEditorHelper.applyEditorValue();
    }/*from www .j ava 2 s  .c  o  m*/
    TreeItem item = getTree().getItem(new Point(e.x, e.y));
    if (item == null) {
        setSelection(StructuredSelection.EMPTY);
        selectedItem = null;
    }
    if (e.button == 1) {
        int columnIndex = getColumnIndex(item, e.x, e.y);
        if ((item != null) && (columnIndex != -1) && (selectedItem == item)) {
            ITreeTableColumn column = configuration.getColumns().get(columnIndex);
            if (!column.editOnDoubleClick()) {
                handleEditRequest(item, columnIndex);
            }
        }
    }
}

From source file:gov.nasa.ensemble.common.ui.view.page.TreeViewerPage.java

License:Open Source License

/**
 * To dispose of this page, remove references to the selection provider and the template
 * plan./*from w ww.  jav  a  2  s .  c o  m*/
 */
@Override
public void dispose() {
    if (selectionProvider != null) {
        getSite().setSelectionProvider(null);
        selectionProvider.setSelection(StructuredSelection.EMPTY);
        selectionProvider.detachSelectionProvider(treeViewer);
        selectionProvider = null;
    }
    super.dispose();
}

From source file:gov.nasa.ensemble.common.ui.wizard.OpenWizardDialogAction.java

License:Open Source License

@Override
public void run() {
    IWorkbenchWizard createWizard;//  w w  w  .  j a  v a2s.c om
    try {
        createWizard = descriptor.createWizard();
        IWorkbench workbench = workbenchWindow.getWorkbench();
        IStructuredSelection sselection = StructuredSelection.EMPTY;
        if (selection instanceof StructuredSelection) {
            sselection = (StructuredSelection) selection;
        } else {
            List<EnsembleCommonNavigator> navigators = EnsembleCommonNavigator
                    .getExistingInstances(EnsembleCommonNavigator.class);
            for (EnsembleCommonNavigator navigator : navigators) {
                IWorkbenchPartSite site = navigator.getSite();
                if (site != null) {
                    ISelectionProvider selectionProvider = site.getSelectionProvider();
                    ISelection potentialSelection = selectionProvider.getSelection();
                    if (potentialSelection instanceof IStructuredSelection) {
                        sselection = (IStructuredSelection) potentialSelection;
                        break;
                    }

                }
            }
        }
        createWizard.init(workbench, sselection);

    } catch (CoreException e) {
        MessageDialog.openError(null, "Error creating wizard", e.getMessage());
        return;
    }
    WizardDialog dialog = new WizardDialog(null, createWizard);
    dialog.open();
}

From source file:gov.nasa.ensemble.core.activityDictionary.view.DefinitionTreeView.java

License:Open Source License

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

From source file:gov.nasa.ensemble.core.plan.editor.actions.AbstractPlanEditorHandler.java

License:Open Source License

protected ISelection getSelection() {
    if (activeSelectionProvider != null) {
        ISelection selection = activeSelectionProvider.getSelection();
        if (selection != null) {
            return selection;
        }/* www.  jav  a  2s .c  om*/
    }
    return StructuredSelection.EMPTY;
}

From source file:gov.nasa.ensemble.core.plan.editor.actions.NewPlanResourceAction.java

License:Open Source License

/**
 * Create the new-plan-resource wizard and open the dialog.
 * If the active part is an EnsembleCommonNavigator, get the StructuredSelection from it;
 * otherwise the selection is empty.//  w  w w  . ja  va 2s .  c  o  m
 * @param action ignored
 */
@Override
public void run(IAction action) {
    IStructuredSelection structuredSeleciton = StructuredSelection.EMPTY;
    IWorkbench workbench = PlatformUI.getWorkbench();
    INewWizard newResourceWizard = new NewPlanResourceWizard();
    IWorkbenchPart part = window.getPartService().getActivePart();
    if (part instanceof EnsembleCommonNavigator) {
        ISelection selection = ((EnsembleCommonNavigator) part).getCommonViewer().getSelection();
        if (selection instanceof IStructuredSelection) {
            structuredSeleciton = (IStructuredSelection) selection;
        }
    }
    newResourceWizard.init(workbench, structuredSeleciton);
    Shell parent = workbench.getActiveWorkbenchWindow().getShell();
    WizardDialog wizardDialog = new WizardDialog(parent, newResourceWizard);
    wizardDialog.create();
    wizardDialog.open();
}