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  3. org.eclipse.jface.viewers.ISelection

Java 类org.eclipse.jface.viewers.ISelection 实例源码

项目：gw4e.project    文件：VertexDefaultSection.java    
public void setInput(IWorkbenchPart part, ISelection selection) {
    super.setInput(part, selection);
    txtNameDecorator.hide();
    txtSharedNameDecorator.hide();
    Object input = ((IStructuredSelection) selection).getFirstElement();
    this.sectionProvider = (SectionProvider) input;
    AbstractGW4EEditPartProperties properties = (AbstractGW4EEditPartProperties) sectionProvider
            .getAdapter(IPropertySource.class);
    textName.setEnabled(properties.isUpdatable(ModelProperties.PROPERTY_NAME));
    btnCheckShrd.setEnabled(properties.isUpdatable(ModelProperties.PROPERTY_VERTEX_SHARED));
    btnCheckBlocked.setEnabled(properties.isUpdatable(ModelProperties.PROPERTY_BLOCKED));
    textDescription.setEnabled(properties.isUpdatable(ModelProperties.PROPERTY_DESCRIPTION));
    textRequirements.setEnabled(properties.isUpdatable(ModelProperties.PROPERTY_VERTEX_REQUIREMENTS));
    textSharedName.setEnabled(properties.isUpdatable(ModelProperties.PROPERTY_VERTEX_SHAREDNAME));
    ((GWNode) this.sectionProvider.getModel()).removePropertyChangeListener(this);
    ((GWNode) this.sectionProvider.getModel()).addPropertyChangeListener(this);
}
项目：pgcodekeeper    文件：SQLEditorContentOutlinePage.java    
@Override
public void selectionChanged(SelectionChangedEvent event) {
    super.selectionChanged(event);

    ISelection selection = event.getSelection();
    if (selection.isEmpty()) {
        sqlEditor.resetHighlightRange();
    } else {
        Segments segment = (Segments) ((IStructuredSelection) selection)
                .getFirstElement();
        int start = segment.getOffset();
        int length = segment.getLength();
        try {
            sqlEditor.setHighlightRange(start, length, true);
            sqlEditor.selectAndReveal(start, length);
        } catch (IllegalArgumentException x) {
            sqlEditor.resetHighlightRange();
        }
    }
}
项目：eclipse-batch-editor    文件：BatchEditor.java    
public void openSelectedTreeItemInEditor(ISelection selection, boolean grabFocus) {
    if (selection instanceof IStructuredSelection) {
        IStructuredSelection ss = (IStructuredSelection) selection;
        Object firstElement = ss.getFirstElement();
        if (firstElement instanceof Item) {
            Item item = (Item) firstElement;
            int offset = item.getOffset();
            int length = item.getLength();
            if (length == 0) {
                /* fall back */
                length = 1;
            }
            ignoreNextCaretMove = true;
            selectAndReveal(offset, length);
            if (grabFocus) {
                setFocus();
            }
        }
    }
}
项目：neoscada    文件：ItemSelectionHelper.java    
/**
 * Get all {@link Item} instances from the current selection
 * 
 * @param selection
 *            the selection
 * @return the item instances
 */
public static Collection<Item> getSelection ( final ISelection selection )
{
    final Collection<Item> items = new LinkedList<Item> ();

    if ( selection == null || selection.isEmpty () )
    {
        return items;
    }

    if ( selection instanceof IStructuredSelection )
    {
        final Iterator<?> i = ( (IStructuredSelection)selection ).iterator ();
        while ( i.hasNext () )
        {
            final Item item = AdapterHelper.adapt ( i.next (), Item.class );
            if ( item != null )
            {
                items.add ( item );
            }
        }
    }

    return items;
}
项目：neoscada    文件：SelectionHelper.java    
public static List<?> list ( final ISelection selection )
{
    final List<Object> result = new LinkedList<Object> ();

    if ( selection instanceof IStructuredSelection )
    {
        final Iterator<?> i = ( (IStructuredSelection)selection ).iterator ();
        while ( i.hasNext () )
        {
            final Object o = i.next ();
            if ( o == null )
            {
                continue;
            }

            result.add ( o );
        }
    }
    return result;
}
项目：neoscada    文件：ItemEditor.java    
/**
 * This deals with how we want selection in the outliner to affect the other views.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public void handleContentOutlineSelection ( ISelection selection )
{
    if ( currentViewerPane != null && !selection.isEmpty () && selection instanceof IStructuredSelection )
    {
        Iterator<?> selectedElements = ( (IStructuredSelection)selection ).iterator ();
        if ( selectedElements.hasNext () )
        {
            // Get the first selected element.
            //
            Object selectedElement = selectedElements.next ();

            // If it's the selection viewer, then we want it to select the same selection as this selection.
            //
            if ( currentViewerPane.getViewer () == selectionViewer )
            {
                ArrayList<Object> selectionList = new ArrayList<Object> ();
                selectionList.add ( selectedElement );
                while ( selectedElements.hasNext () )
                {
                    selectionList.add ( selectedElements.next () );
                }

                // Set the selection to the widget.
                //
                selectionViewer.setSelection ( new StructuredSelection ( selectionList ) );
            }
            else
            {
                // Set the input to the widget.
                //
                if ( currentViewerPane.getViewer ().getInput () != selectedElement )
                {
                    currentViewerPane.getViewer ().setInput ( selectedElement );
                    currentViewerPane.setTitle ( selectedElement );
                }
            }
        }
    }
}
项目：n4js    文件：LaunchXpectShortcut.java    
@Override
public void launch(ISelection selection, String mode) {
    try {
        Object selectObj = ((IStructuredSelection) selection).getFirstElement();
        if (selectObj instanceof IFile) {
            launchFile((IFile) selectObj, mode);
        } else {
            showDialogNotImplemented(selection.getClass().getName());
        }
    } catch (CoreException e) {
        System.out.println(e.getLocalizedMessage() + "\n");
    }
}
项目：n4js    文件：GenerateXpectReportShortcut.java    
@Override
public void launch(ISelection selection, String mode) {
    Object selectObj = ((IStructuredSelection) selection).getFirstElement();
    if (selectObj instanceof IFile) {
        generateBug((IFile) selectObj);
    } else {
        showDialogNotImplemented(selection.getClass().getName());
    }
}
项目：neoscada    文件：VisualInterfaceEditor.java    
/**
 * This deals with how we want selection in the outliner to affect the other views.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public void handleContentOutlineSelection ( ISelection selection )
{
    if ( currentViewerPane != null && !selection.isEmpty () && selection instanceof IStructuredSelection )
    {
        Iterator<?> selectedElements = ( (IStructuredSelection)selection ).iterator ();
        if ( selectedElements.hasNext () )
        {
            // Get the first selected element.
            //
            Object selectedElement = selectedElements.next ();

            // If it's the selection viewer, then we want it to select the same selection as this selection.
            //
            if ( currentViewerPane.getViewer () == selectionViewer )
            {
                ArrayList<Object> selectionList = new ArrayList<Object> ();
                selectionList.add ( selectedElement );
                while ( selectedElements.hasNext () )
                {
                    selectionList.add ( selectedElements.next () );
                }

                // Set the selection to the widget.
                //
                selectionViewer.setSelection ( new StructuredSelection ( selectionList ) );
            }
            else
            {
                // Set the input to the widget.
                //
                if ( currentViewerPane.getViewer ().getInput () != selectedElement )
                {
                    currentViewerPane.getViewer ().setInput ( selectedElement );
                    currentViewerPane.setTitle ( selectedElement );
                }
            }
        }
    }
}
项目：n4js    文件：CreateNewN4JSElementInModuleHandler.java    
/**
 * Returns the active tree resource selection if there is one.
 *
 * Examines the active workspace selection and if it is a resource inside of a tree returns it.
 *
 * @param event
 *            The execution event
 * @returns The resource or {@code null} on failure.
 *
 */
private static IResource getActiveTreeResourceSelection(ExecutionEvent event) {

    ISelection activeSelection = HandlerUtil.getCurrentSelection(event);

    if (activeSelection instanceof TreeSelection) {
        Object firstElement = ((TreeSelection) activeSelection).getFirstElement();

        if (firstElement instanceof IResource) {
            return (IResource) firstElement;
        }
    }
    return null;
}
项目：n4js    文件：ExternalLibraryPreferencePage.java    
/**
 * Selection handler for moving up an external library location in the list.
 */
private void handleMoveUpButtonSelection(@SuppressWarnings("unused") final SelectionEvent e) {
    final ISelection selection = viewer.getSelection();
    if (selection instanceof IStructuredSelection && !selection.isEmpty()) {
        final Object element = ((IStructuredSelection) selection).getFirstElement();
        if (element instanceof URI) {
            store.moveUp((URI) element);
            updateInput(viewer, store.getLocations());
        }
    }
}
项目：neoscada    文件：RecipeEditor.java    
/**
 * This implements {@link org.eclipse.jface.viewers.ISelectionProvider} to set this editor's overall selection.
 * Calling this result will notify the listeners.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public void setSelection ( ISelection selection )
{
    editorSelection = selection;

    for ( ISelectionChangedListener listener : selectionChangedListeners )
    {
        listener.selectionChanged ( new SelectionChangedEvent ( this, selection ) );
    }
    setStatusLineManager ( selection );
}
项目：neoscada    文件：ComponentEditor.java    
/**
 * This deals with how we want selection in the outliner to affect the other views.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public void handleContentOutlineSelection ( ISelection selection )
{
    if ( currentViewerPane != null && !selection.isEmpty () && selection instanceof IStructuredSelection )
    {
        Iterator<?> selectedElements = ( (IStructuredSelection)selection ).iterator ();
        if ( selectedElements.hasNext () )
        {
            // Get the first selected element.
            //
            Object selectedElement = selectedElements.next ();

            // If it's the selection viewer, then we want it to select the same selection as this selection.
            //
            if ( currentViewerPane.getViewer () == selectionViewer )
            {
                ArrayList<Object> selectionList = new ArrayList<Object> ();
                selectionList.add ( selectedElement );
                while ( selectedElements.hasNext () )
                {
                    selectionList.add ( selectedElements.next () );
                }

                // Set the selection to the widget.
                //
                selectionViewer.setSelection ( new StructuredSelection ( selectionList ) );
            }
            else
            {
                // Set the input to the widget.
                //
                if ( currentViewerPane.getViewer ().getInput () != selectedElement )
                {
                    currentViewerPane.getViewer ().setInput ( selectedElement );
                    currentViewerPane.setTitle ( selectedElement );
                }
            }
        }
    }
}
项目：neoscada    文件：ItemActionBarContributor.java    
/**
 * This generates a {@link org.eclipse.emf.edit.ui.action.CreateChildAction} for each object in <code>descriptors</code>,
 * and returns the collection of these actions.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
protected Collection<IAction> generateCreateChildActions ( Collection<?> descriptors, ISelection selection )
{
    Collection<IAction> actions = new ArrayList<IAction> ();
    if ( descriptors != null )
    {
        for ( Object descriptor : descriptors )
        {
            actions.add ( new CreateChildAction ( activeEditorPart, selection, descriptor ) );
        }
    }
    return actions;
}
项目：convertigo-eclipse    文件：ChangeToAttributeStepAction.java    
public void selectionChanged(IAction action, ISelection selection) {
    try {
        boolean enable = false;
        super.selectionChanged(action, selection);
        IStructuredSelection structuredSelection = (IStructuredSelection) selection;
        TreeObject treeObject = (TreeObject) structuredSelection.getFirstElement();
        if (treeObject instanceof DatabaseObjectTreeObject) {
            DatabaseObject dbo = (DatabaseObject) treeObject.getObject();
            ActionModel actionModel = DatabaseObjectsAction.selectionChanged(getClass().getName(), dbo);
            enable = actionModel.isEnabled;
        }
        action.setEnabled(enable);
    }
    catch (Exception e) {}
}
项目：eclipse-bash-editor    文件：BashEditorContentOutlinePage.java    
@Override
public void doubleClick(DoubleClickEvent event) {
    if (editor == null) {
        return;
    }
    if (linkingWithEditorEnabled) {
        editor.setFocus();
        // selection itself is already handled by single click
        return;
    }
    ISelection selection = event.getSelection();
    editor.openSelectedTreeItemInEditor(selection, true);
}
项目：n4js    文件：TestResultsView.java    
/**
 * Invoked when user double-clicks a result node in the UI.
 */
protected void onDoubleClick() {
    final ISelection selection = testTreeViewer.getSelection();
    final ResultNode resultNode = (ResultNode) ((IStructuredSelection) selection).getFirstElement();

    if (resultNode == null) {
        return;
    }

    TestElement testElement = resultNode.getElement();
    if (testElement instanceof TestCase) {

        final URI testCaseURI = ((TestCase) testElement).getURI();
        if (testCaseURI == null) {
            return;
        }

        final IN4JSEclipseProject project = core.findProject(testCaseURI).orNull();
        if (null != project && project.exists()) {
            final URI moduleLocation = testCaseURI.trimFragment();
            final String[] projectRelativeSegments = moduleLocation.deresolve(project.getLocation()).segments();
            final String path = Joiner.on(SEPARATOR)
                    .join(copyOfRange(projectRelativeSegments, 1, projectRelativeSegments.length));
            final IFile module = project.getProject().getFile(path);
            if (null != module && module.isAccessible()) {
                uriOpener.open(testCaseURI, true);
            } else {
                openError(getShell(), "Cannot open editor", "Test class not found in selected project.");
            }
        } else {
            openError(getShell(), "Cannot open editor", "The container project not found in the workspace.");
        }

    }
}
项目：neoscada    文件：OsgiEditor.java    
/**
 * This implements {@link org.eclipse.jface.viewers.ISelectionProvider} to set this editor's overall selection.
 * Calling this result will notify the listeners.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public void setSelection ( ISelection selection )
{
    editorSelection = selection;

    for ( ISelectionChangedListener listener : selectionChangedListeners )
    {
        listener.selectionChanged ( new SelectionChangedEvent ( this, selection ) );
    }
    setStatusLineManager ( selection );
}
项目：n4js    文件：TestDiscoveryUIUtils.java    
/**
 * Derives a location URI as expected by {@link TestDiscoveryHelper#collectTests(URI...)} from a selection.
 */
public static final URI getLocationForSelection(ISelection selection) {
    if (selection instanceof IStructuredSelection) {
        final Object selObj = ((IStructuredSelection) selection).getFirstElement();
        if (selObj instanceof IResource)
            return getLocationForResource((IResource) selObj);
    }
    return null;
}
项目：time4sys    文件：GqamEditor.java    
/**
 * This deals with how we want selection in the outliner to affect the other views.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public void handleContentOutlineSelection(ISelection selection) {
    if (currentViewerPane != null && !selection.isEmpty() && selection instanceof IStructuredSelection) {
        Iterator<?> selectedElements = ((IStructuredSelection)selection).iterator();
        if (selectedElements.hasNext()) {
            // Get the first selected element.
            //
            Object selectedElement = selectedElements.next();

            // If it's the selection viewer, then we want it to select the same selection as this selection.
            //
            if (currentViewerPane.getViewer() == selectionViewer) {
                ArrayList<Object> selectionList = new ArrayList<Object>();
                selectionList.add(selectedElement);
                while (selectedElements.hasNext()) {
                    selectionList.add(selectedElements.next());
                }

                // Set the selection to the widget.
                //
                selectionViewer.setSelection(new StructuredSelection(selectionList));
            }
            else {
                // Set the input to the widget.
                //
                if (currentViewerPane.getViewer().getInput() != selectedElement) {
                    currentViewerPane.getViewer().setInput(selectedElement);
                    currentViewerPane.setTitle(selectedElement);
                }
            }
        }
    }
}
项目：n4js    文件：AbstractRunnerLaunchShortcut.java    
@Override
public void launch(ISelection selection, String mode) {
    Object selectObj = ((IStructuredSelection) selection).getFirstElement();
    if (selectObj instanceof IFile) {
        launchFile((IFile) selectObj, mode);
    } else {
        showDialogNotImplemented(selection.getClass().getName());
    }
}
项目：neoscada    文件：WorldEditor.java    
/**
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public void setStatusLineManager ( ISelection selection )
{
    IStatusLineManager statusLineManager = currentViewer != null && currentViewer == contentOutlineViewer ? contentOutlineStatusLineManager : getActionBars ().getStatusLineManager ();

    if ( statusLineManager != null )
    {
        if ( selection instanceof IStructuredSelection )
        {
            Collection<?> collection = ( (IStructuredSelection)selection ).toList ();
            switch ( collection.size () )
            {
                case 0:
                {
                    statusLineManager.setMessage ( getString ( "_UI_NoObjectSelected" ) ); //$NON-NLS-1$
                    break;
                }
                case 1:
                {
                    String text = new AdapterFactoryItemDelegator ( adapterFactory ).getText ( collection.iterator ().next () );
                    statusLineManager.setMessage ( getString ( "_UI_SingleObjectSelected", text ) ); //$NON-NLS-1$
                    break;
                }
                default:
                {
                    statusLineManager.setMessage ( getString ( "_UI_MultiObjectSelected", Integer.toString ( collection.size () ) ) ); //$NON-NLS-1$
                    break;
                }
            }
        }
        else
        {
            statusLineManager.setMessage ( "" ); //$NON-NLS-1$
        }
    }
}
项目：time4sys    文件：SrmEditor.java    
/**
 * This implements {@link org.eclipse.jface.viewers.ISelectionProvider} to set this editor's overall selection.
 * Calling this result will notify the listeners.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public void setSelection(ISelection selection) {
    editorSelection = selection;

    for (ISelectionChangedListener listener : selectionChangedListeners) {
        listener.selectionChanged(new SelectionChangedEvent(this, selection));
    }
    setStatusLineManager(selection);
}
项目：neoscada    文件：ItemEditor.java    
/**
 * This implements {@link org.eclipse.jface.viewers.ISelectionProvider} to set this editor's overall selection.
 * Calling this result will notify the listeners.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public void setSelection ( ISelection selection )
{
    editorSelection = selection;

    for ( ISelectionChangedListener listener : selectionChangedListeners )
    {
        listener.selectionChanged ( new SelectionChangedEvent ( this, selection ) );
    }
    setStatusLineManager ( selection );
}
项目：neoscada    文件：ConfigurationEditor.java    
/**
 * This deals with how we want selection in the outliner to affect the other views.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public void handleContentOutlineSelection ( ISelection selection )
{
    if ( currentViewerPane != null && !selection.isEmpty () && selection instanceof IStructuredSelection )
    {
        Iterator<?> selectedElements = ( (IStructuredSelection)selection ).iterator ();
        if ( selectedElements.hasNext () )
        {
            // Get the first selected element.
            //
            Object selectedElement = selectedElements.next ();

            // If it's the selection viewer, then we want it to select the same selection as this selection.
            //
            if ( currentViewerPane.getViewer () == selectionViewer )
            {
                ArrayList<Object> selectionList = new ArrayList<Object> ();
                selectionList.add ( selectedElement );
                while ( selectedElements.hasNext () )
                {
                    selectionList.add ( selectedElements.next () );
                }

                // Set the selection to the widget.
                //
                selectionViewer.setSelection ( new StructuredSelection ( selectionList ) );
            }
            else
            {
                // Set the input to the widget.
                //
                if ( currentViewerPane.getViewer ().getInput () != selectedElement )
                {
                    currentViewerPane.getViewer ().setInput ( selectedElement );
                    currentViewerPane.setTitle ( selectedElement );
                }
            }
        }
    }
}
项目：gw4e.project    文件：EdgeDefaultSection.java    
public void setInput(IWorkbenchPart part, ISelection selection) {
    super.setInput(part, selection);
    textWeightDecorator.hide();
    Object input = ((IStructuredSelection) selection).getFirstElement();
    this.node = (SectionProvider) input;
    AbstractGW4EEditPartProperties properties = (AbstractGW4EEditPartProperties) node
            .getAdapter(IPropertySource.class);
    textName.setEnabled(properties.isUpdatable(ModelProperties.PROPERTY_NAME));

    ((GWNode) this.node.getModel()).removePropertyChangeListener(this);
    ((GWNode) this.node.getModel()).addPropertyChangeListener(this);
}
项目：time4sys    文件：SrmActionBarContributor.java    
/**
 * This implements {@link org.eclipse.jface.viewers.ISelectionChangedListener},
 * handling {@link org.eclipse.jface.viewers.SelectionChangedEvent}s by querying for the children and siblings
 * that can be added to the selected object and updating the menus accordingly.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public void selectionChanged(SelectionChangedEvent event) {
    // Remove any menu items for old selection.
    //
    if (createChildMenuManager != null) {
        depopulateManager(createChildMenuManager, createChildActions);
    }
    if (createSiblingMenuManager != null) {
        depopulateManager(createSiblingMenuManager, createSiblingActions);
    }

    // Query the new selection for appropriate new child/sibling descriptors
    //
    Collection<?> newChildDescriptors = null;
    Collection<?> newSiblingDescriptors = null;

    ISelection selection = event.getSelection();
    if (selection instanceof IStructuredSelection && ((IStructuredSelection)selection).size() == 1) {
        Object object = ((IStructuredSelection)selection).getFirstElement();

        EditingDomain domain = ((IEditingDomainProvider)activeEditorPart).getEditingDomain();

        newChildDescriptors = domain.getNewChildDescriptors(object, null);
        newSiblingDescriptors = domain.getNewChildDescriptors(null, object);
    }

    // Generate actions for selection; populate and redraw the menus.
    //
    createChildActions = generateCreateChildActions(newChildDescriptors, selection);
    createSiblingActions = generateCreateSiblingActions(newSiblingDescriptors, selection);

    if (createChildMenuManager != null) {
        populateManager(createChildMenuManager, createChildActions, null);
        createChildMenuManager.update(true);
    }
    if (createSiblingMenuManager != null) {
        populateManager(createSiblingMenuManager, createSiblingActions, null);
        createSiblingMenuManager.update(true);
    }
}
项目：OCCI-Studio    文件：SlaActionBarContributor.java    
/**
 * This generates a {@link org.eclipse.emf.edit.ui.action.CreateChildAction} for each object in <code>descriptors</code>,
 * and returns the collection of these actions.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
protected Collection<IAction> generateCreateChildActions(Collection<?> descriptors, ISelection selection) {
    Collection<IAction> actions = new ArrayList<IAction>();
    if (descriptors != null) {
        for (Object descriptor : descriptors) {
            actions.add(new CreateChildAction(activeEditorPart, selection, descriptor));
        }
    }
    return actions;
}
项目：SimQRI    文件：MetamodelActionBarContributor.java    
/**
 * This generates a {@link org.eclipse.emf.edit.ui.action.CreateSiblingAction} for each object in <code>descriptors</code>,
 * and returns the collection of these actions.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
protected Collection<IAction> generateCreateSiblingActions(Collection<?> descriptors, ISelection selection) {
    Collection<IAction> actions = new ArrayList<IAction>();
    if (descriptors != null) {
        for (Object descriptor : descriptors) {
            actions.add(new CreateSiblingAction(activeEditorPart, selection, descriptor));
        }
    }
    return actions;
}
项目：OCCI-Studio    文件：SlaEditor.java    
/**
 * This deals with how we want selection in the outliner to affect the other views.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public void handleContentOutlineSelection(ISelection selection) {
    if (currentViewerPane != null && !selection.isEmpty() && selection instanceof IStructuredSelection) {
        Iterator<?> selectedElements = ((IStructuredSelection)selection).iterator();
        if (selectedElements.hasNext()) {
            // Get the first selected element.
            //
            Object selectedElement = selectedElements.next();

            // If it's the selection viewer, then we want it to select the same selection as this selection.
            //
            if (currentViewerPane.getViewer() == selectionViewer) {
                ArrayList<Object> selectionList = new ArrayList<Object>();
                selectionList.add(selectedElement);
                while (selectedElements.hasNext()) {
                    selectionList.add(selectedElements.next());
                }

                // Set the selection to the widget.
                //
                selectionViewer.setSelection(new StructuredSelection(selectionList));
            }
            else {
                // Set the input to the widget.
                //
                if (currentViewerPane.getViewer().getInput() != selectedElement) {
                    currentViewerPane.getViewer().setInput(selectedElement);
                    currentViewerPane.setTitle(selectedElement);
                }
            }
        }
    }
}
项目：com.onpositive.prefeditor    文件：NewPreferenceDialog.java    
protected String valueFromSelection(ISelection selection) {
    if (selection instanceof StructuredSelection) {
    Object firstElement = ((IStructuredSelection) selection).getFirstElement();
       if (firstElement != null)
        return firstElement.toString();
    }
return null;
  }
项目：time4sys    文件：GqamEditor.java    
/**
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public void setStatusLineManager(ISelection selection) {
    IStatusLineManager statusLineManager = currentViewer != null && currentViewer == contentOutlineViewer ?
        contentOutlineStatusLineManager : getActionBars().getStatusLineManager();

    if (statusLineManager != null) {
        if (selection instanceof IStructuredSelection) {
            Collection<?> collection = ((IStructuredSelection)selection).toList();
            switch (collection.size()) {
                case 0: {
                    statusLineManager.setMessage(getString("_UI_NoObjectSelected"));
                    break;
                }
                case 1: {
                    String text = new AdapterFactoryItemDelegator(adapterFactory).getText(collection.iterator().next());
                    statusLineManager.setMessage(getString("_UI_SingleObjectSelected", text));
                    break;
                }
                default: {
                    statusLineManager.setMessage(getString("_UI_MultiObjectSelected", Integer.toString(collection.size())));
                    break;
                }
            }
        }
        else {
            statusLineManager.setMessage("");
        }
    }
}
项目：gw4e.project    文件：TemplateComposite.java    
@Override
public void setSelection(ISelection selection) {
    this.selection = selection;
    for (ISelectionChangedListener iSelectionChangedListener : listeners) {
        iSelectionChangedListener.selectionChanged(new SelectionChangedEvent(this, selection));
    }
}
项目：time4sys    文件：NfpEditor.java    
/**
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public void setStatusLineManager(ISelection selection) {
    IStatusLineManager statusLineManager = currentViewer != null && currentViewer == contentOutlineViewer ?
        contentOutlineStatusLineManager : getActionBars().getStatusLineManager();

    if (statusLineManager != null) {
        if (selection instanceof IStructuredSelection) {
            Collection<?> collection = ((IStructuredSelection)selection).toList();
            switch (collection.size()) {
                case 0: {
                    statusLineManager.setMessage(getString("_UI_NoObjectSelected"));
                    break;
                }
                case 1: {
                    String text = new AdapterFactoryItemDelegator(adapterFactory).getText(collection.iterator().next());
                    statusLineManager.setMessage(getString("_UI_SingleObjectSelected", text));
                    break;
                }
                default: {
                    statusLineManager.setMessage(getString("_UI_MultiObjectSelected", Integer.toString(collection.size())));
                    break;
                }
            }
        }
        else {
            statusLineManager.setMessage("");
        }
    }
}
项目：gemoc-studio-modeldebugging    文件：DSLToggleBreakpointsUtils.java    
/**
 * Toggles a {@link DSLBreakpoint} for the given selection.
 * 
 * @param selection
 *            the {@link ISelection}
 * @throws CoreException
 *             if {@link DSLBreakpoint} can't be retrieved or installed
 */
public void toggleBreakpoints(ISelection selection) throws CoreException {
    if (selection instanceof IStructuredSelection) {
        @SuppressWarnings("unchecked")
        final Iterator<Object> it = ((IStructuredSelection)selection).iterator();
        while (it.hasNext()) {
            final Object selected = it.next();
            EObject instruction = getInstruction(selected);
            if (instruction != null) {
                toggleBreakpoint(selected, instruction);
            }
        }
    }
}
项目：time4sys    文件：NfpActionBarContributor.java    
/**
 * This generates a {@link org.eclipse.emf.edit.ui.action.CreateSiblingAction} for each object in <code>descriptors</code>,
 * and returns the collection of these actions.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
protected Collection<IAction> generateCreateSiblingActions(Collection<?> descriptors, ISelection selection) {
    Collection<IAction> actions = new ArrayList<IAction>();
    if (descriptors != null) {
        for (Object descriptor : descriptors) {
            actions.add(new CreateSiblingAction(activeEditorPart, selection, descriptor));
        }
    }
    return actions;
}
项目：time4sys    文件：Time4sysActionBarContributor.java    
/**
 * This generates a {@link org.eclipse.emf.edit.ui.action.CreateChildAction} for each object in <code>descriptors</code>,
 * and returns the collection of these actions.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
protected Collection<IAction> generateCreateChildActions(Collection<?> descriptors, ISelection selection) {
    Collection<IAction> actions = new ArrayList<IAction>();
    if (descriptors != null) {
        for (Object descriptor : descriptors) {
            actions.add(new CreateChildAction(activeEditorPart, selection, descriptor));
        }
    }
    return actions;
}
项目：gemoc-studio-modeldebugging    文件：AbstractToggleBreakpointHandler.java    
/**
 * {@inheritDoc}
 * 
 * @see org.eclipse.core.commands.AbstractHandler#execute(org.eclipse.core.commands.ExecutionEvent)
 */
public Object execute(ExecutionEvent event) throws ExecutionException {
    final ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
    try {
        breakpointUtils.toggleBreakpoints(selection);
    } catch (CoreException e) {
        throw new ExecutionException("Error while toggling breakpoint.", e);
    }

    return null;
}
项目：convertigo-eclipse    文件：CreateDesignDocumentViewReduceAction.java    
public void selectionChanged(IAction action, ISelection selection) {
    super.selectionChanged(action, selection);
    IStructuredSelection structuredSelection = (IStructuredSelection) selection;
    TreeObject treeObject = (TreeObject) structuredSelection.getFirstElement();
    if (treeObject instanceof DesignDocumentViewTreeObject) {
        DesignDocumentViewTreeObject ddvto = (DesignDocumentViewTreeObject)treeObject;
        action.setText(CouchKey.reduce.key() + " function");
        action.setEnabled(!ddvto.hasReduce());
    }
}
项目：xmontiarc    文件：RuntimeActionBarContributor.java    
/**
 * This generates a {@link org.eclipse.emf.edit.ui.action.CreateSiblingAction} for each object in <code>descriptors</code>,
 * and returns the collection of these actions.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
protected Collection<IAction> generateCreateSiblingActions(Collection<?> descriptors, ISelection selection) {
    Collection<IAction> actions = new ArrayList<IAction>();
    if (descriptors != null) {
        for (Object descriptor : descriptors) {
            actions.add(new CreateSiblingAction(activeEditorPart, selection, descriptor));
        }
    }
    return actions;
}