下面列出了org.eclipse.jface.viewers.TreeViewer#addDoubleClickListener ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
protected void createMappingTree(final Composite listComposite) {
mappingTree = new TreeViewer(listComposite, SWT.BORDER | SWT.FULL_SELECTION | SWT.SINGLE | SWT.V_SCROLL);
mappingTree.getTree().setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
mappingTree.setContentProvider(new AdapterFactoryContentProvider(adapterFactory) {
@Override
public Object[] getElements(final Object object) {
if (object instanceof Collection) {
return ((Collection) object).toArray();
}
return super.getElements(object);
}
});
mappingTree.setLabelProvider(new ActorMappingStyledTreeLabelProvider(adapterFactory, deployedOrganization));
mappingTree.addSelectionChangedListener(this);
mappingTree.addDoubleClickListener(this);
mappingTree.addFilter(new ViewerFilter() {
@Override
public boolean select(final Viewer viewer, final Object parentElement, final Object element) {
return (element instanceof String || element instanceof MembershipType)
|| ((ITreeContentProvider) mappingTree.getContentProvider()).hasChildren(element);
}
});
}
private TreeViewer createQueryViewer(Composite parent) {
TreeViewer queryViewer = new TreeViewer(parent,
SWT.FULL_SELECTION | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL | SWT.SINGLE);
queryViewer.getTree()
.setLayoutData(GridDataFactory.fillDefaults().grab(false, true).hint(300, SWT.DEFAULT).create());
queryViewer.getTree().setData(SWTBotConstants.SWTBOT_WIDGET_ID_KEY, QUERY_LIST_VIEWER_ID);
formPage.getToolkit().adapt(queryViewer.getTree());
ColumnViewerToolTipSupport.enableFor(queryViewer);
queryViewer.setUseHashlookup(true);
queryViewer.addFilter(createSearchFilter());
queryViewer.addDoubleClickListener(e -> {
queryViewer.setExpandedState(querySelectedObservable.getValue(),
!viewer.getExpandedState(querySelectedObservable.getValue()));
});
TableLayout layout = new TableLayout();
layout.addColumnData(new ColumnWeightData(1, true));
queryViewer.getTree().setLayout(layout);
createQueryNameColumn(queryViewer);
provider = new QueryContentProvider();
queryViewer.setContentProvider(provider);
return queryViewer;
}
protected void createViewer(Composite parent, AbstractBdmFormPage formPage) {
viewer = new TreeViewer(parent, SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER | SWT.FULL_SELECTION);
viewer.getTree().setLayoutData(GridDataFactory.fillDefaults().span(2, 1).grab(true, true).create());
formPage.getToolkit().adapt(viewer.getTree());
viewer.getTree().setData(SWTBotConstants.SWTBOT_WIDGET_ID_KEY, BUSINESS_OBJECT_LIST_VIEWER_ID);
viewer.addFilter(createSearchFilter());
viewer.addDoubleClickListener(e -> {
viewer.setExpandedState(selectionObservable.getValue(),
!viewer.getExpandedState(selectionObservable.getValue()));
});
ColumnViewerToolTipSupport.enableFor(viewer);
TableLayout layout = new TableLayout();
layout.addColumnData(new ColumnWeightData(1, true));
viewer.getTree().setLayout(layout);
viewer.setUseHashlookup(true);
createBusinessObjectColumn(viewer, formPage);
viewer.setContentProvider(new BusinessObjectTreeContentProvider());
viewer.setComparator(new BusinessObjectViewerComparator());
viewer.setInput(input);
addDNDSupport(formPage);
selectionObservable = ViewerProperties.singleSelection(Object.class).observe(viewer);
}
private void addDoubleClickListener(TreeViewer viewer) {
viewer.addDoubleClickListener((event) -> {
//open the object
if (event.getSelection() instanceof IStructuredSelection) {
IStructuredSelection selection = (IStructuredSelection) event.getSelection();
Object object = selection.getFirstElement();
this.stagingUtil.openEditor(object, this.project, this.repositoryCredentials);
}
});
}
@Override
protected Control createDialogArea ( final Composite parent )
{
setTitle ( "Select driver" );
setMessage ( "Choose a driver from the world model" );
final Composite composite = (Composite)super.createDialogArea ( parent );
final ObservablesManager mgr = new ObservablesManager ();
final TreeViewer viewer = new TreeViewer ( composite );
viewer.setAutoExpandLevel ( 2 );
viewer.getControl ().setLayoutData ( new GridData ( SWT.FILL, SWT.FILL, true, true ) );
viewer.addDoubleClickListener ( new IDoubleClickListener () {
@Override
public void doubleClick ( final DoubleClickEvent event )
{
handleDoubleClick ();
}
} );
mgr.runAndCollect ( new Runnable () {
@Override
public void run ()
{
createDataModel ( viewer );
}
} );
return composite;
}
private void createViewer(Label launchUrlsCaptionLabel) {
viewer = new TreeViewer(this, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
viewer.getTree().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
viewer.setLabelProvider(new LabelProvider());
viewer.setContentProvider(new ContentProvider(launchUrlsCaptionLabel));
viewer.setInput(launchConfiguration);
viewer.addDoubleClickListener(new IDoubleClickListener() {
@Override
public void doubleClick(DoubleClickEvent event) {
browserMenuPopulator.openDefaultBrowser(getProject(launchConfiguration), getSelectedUrl());
}
});
}
public Control createControl(Composite parent) {
fPackageViewer= new TreeViewer(parent, SWT.MULTI);
fPackageViewer.setComparer(WorkingSetModel.COMPARER);
fPackageViewer.addFilter(new PackageFilter());
fPackageViewer.setComparator(new ExtendedJavaElementSorter());
fPackageViewer.addDoubleClickListener(new IDoubleClickListener() {
public void doubleClick(DoubleClickEvent event) {
Object element= ((IStructuredSelection)event.getSelection()).getFirstElement();
if (fPackageViewer.isExpandable(element)) {
fPackageViewer.setExpandedState(element, !fPackageViewer.getExpandedState(element));
} else {
if (element instanceof CPListElementAttribute) {
CPListElementAttribute attribute= (CPListElementAttribute)element;
if (attribute.getKey().equals(CPListElement.OUTPUT)) {
fActionGroup.getEditOutputFolderAction().run();
}
}
}
}
});
MenuManager menuMgr= new MenuManager("#PopupMenu"); //$NON-NLS-1$
menuMgr.setRemoveAllWhenShown(true);
menuMgr.addMenuListener(this);
fContextMenu= menuMgr.createContextMenu(fPackageViewer.getTree());
fPackageViewer.getTree().setMenu(fContextMenu);
parent.addDisposeListener(new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
fContextMenu.dispose();
}
});
return fPackageViewer.getControl();
}
private Composite createMergeViewer(Composite parent) {
Composite composite = new Composite(parent, SWT.None);
composite.setLayout(GridLayoutFactory.fillDefaults().spacing(LayoutConstants.getSpacing().x, 1).create());
composite.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
viewer = new TreeViewer(composite,
SWT.VIRTUAL | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL | SWT.FULL_SELECTION | SWT.BORDER);
viewer.getTree().setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
viewer.setUseHashlookup(true);
ColumnViewerToolTipSupport.enableFor(viewer);
viewer.getTree().setHeaderVisible(true);
viewer.getTree().setLinesVisible(true);
viewer.setContentProvider(new SmartImportBdmTreeContentProvider());
TableLayout layout = new TableLayout();
layout.addColumnData(new ColumnWeightData(6, true));
layout.addColumnData(new ColumnWeightData(2, true));
viewer.getTree().setLayout(layout);
createModelColumn();
createActionColumn();
IViewerObservableValue singleSelectionObservable = ViewerProperties.singleSelection().observe(viewer);
viewer.addDoubleClickListener(e -> viewer.setExpandedState(singleSelectionObservable.getValue(),
!viewer.getExpandedState(singleSelectionObservable.getValue())));
return composite;
}
protected Composite doCreateControl(final Composite parent, final DataBindingContext context) {
final Composite mainComposite = new Composite(parent, SWT.NONE);
mainComposite.setLayout(fillDefaults().numColumns(2).equalWidth(true).create());
diagramTree = new FilteredTree(mainComposite, SWT.MULTI | SWT.BORDER, new PatternFilter(), false);
final TreeViewer treeViewer = diagramTree.getViewer();
treeViewer.getTree().setData(SWTBOT_WIDGET_ID_KEY, SWTBOT_ID_OPEN_DIAGRAM_TREE_ID);
diagramTree
.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).span(2, 1).hint(SWT.DEFAULT, 250).create());
treeViewer.setContentProvider(
new ObservableListTreeContentProvider(diagramListObservableFactory(), diagramTreeStructure()));
treeViewer.setLabelProvider(new DiagramLabelProvider(new FileStoreLabelProvider()));
final IObservableList selectionObservable = PojoObservables.observeList(this, "selectedDiagrams");
context.bindList(ViewersObservables.observeMultiSelection(diagramTree.getViewer()),
selectionObservable);
context.addValidationStatusProvider(new MultiValidator() {
@Override
protected IStatus validate() {
return selectionObservable.isEmpty() ? ValidationStatus.error(Messages.noDiagramSelected)
: ValidationStatus.ok();
}
});
treeViewer.addDoubleClickListener(new IDoubleClickListener() {
@Override
public void doubleClick(final DoubleClickEvent arg0) {
final IWizard wizard = getWizard();
if (wizard.canFinish() && wizard.performFinish() && wizard.getContainer() instanceof WizardDialog) {
((WizardDialog) wizard.getContainer()).close();
}
}
});
treeViewer.setInput(diagramRepositoryStore);
treeViewer.getTree().setFocus();
defaultSelection(selectionObservable);
return mainComposite;
}
@Override
protected void initListeners(TreeViewer viewer) {
super.initListeners(viewer);
viewer.setUseHashlookup(true);
ColumnViewerToolTipSupport.enableFor(viewer);
viewer.addDoubleClickListener(evt -> {
var elem = Viewers.getFirst(evt.getSelection());
if (elem instanceof ModelElement) {
var model = ((ModelElement) elem).getContent();
App.openEditor(model);
} else if (elem instanceof DatabaseElement) {
var config = ((DatabaseElement) elem).getContent();
if (config != null && !Database.isActive(config)) {
new DbActivateAction(config).run();
}
} else if (elem instanceof ScriptElement) {
var file = ((ScriptElement) elem).getContent();
if (file.isDirectory())
return;
if (file.getName().endsWith(".py")) {
PythonEditor.open(file);
}
} else if (elem instanceof LibraryElement) {
var library = ((LibraryElement) elem).getContent();
LibraryInfoPage.show(library);
}
});
}
@Override
protected TreeViewer createViewer(Composite parent) {
TreeViewer viewer = new TreeViewer(parent, SWT.MULTI | SWT.NO_FOCUS | SWT.HIDE_SELECTION | SWT.BORDER);
viewer.setContentProvider(new ContentProvider());
Tree tree = viewer.getTree();
if (viewerParameters[0] == Site.LOCAL)
tree.getVerticalBar().setVisible(false);
UI.gridData(tree, true, true);
viewer.addDoubleClickListener((e) -> onDoubleClick(e));
return viewer;
}
@Override
protected Control createDialogArea ( final Composite parent )
{
setTitle ( "Select master server" );
setMessage ( "Choose a master server from the world model" );
final Composite composite = (Composite)super.createDialogArea ( parent );
final Composite wrapper = new Composite ( composite, SWT.NONE );
wrapper.setLayout ( new GridLayout ( 1, true ) );
wrapper.setLayoutData ( new GridData ( SWT.FILL, SWT.FILL, true, true ) );
final ObservablesManager mgr = new ObservablesManager ();
final TreeViewer viewer = new TreeViewer ( wrapper );
viewer.setAutoExpandLevel ( 2 );
viewer.getControl ().setLayoutData ( new GridData ( SWT.FILL, SWT.FILL, true, true, 1, 1 ) );
viewer.addDoubleClickListener ( new IDoubleClickListener () {
@Override
public void doubleClick ( final DoubleClickEvent event )
{
handleDoubleClick ();
}
} );
final Button add = new Button ( wrapper, SWT.RADIO );
add.setText ( "Add master server" );
add.setToolTipText ( "Assign the component to the selected master server in addition" );
this.replace = new Button ( wrapper, SWT.RADIO );
this.replace.setText ( "Replace all master servers" );
this.replace.setToolTipText ( "Assign the component soley to the selected master server" );
this.replace.setSelection ( true );
this.delete = new Button ( wrapper, SWT.RADIO );
this.delete.setText ( "Remove master server" );
this.delete.setToolTipText ( "Un-assign the component from the selected master server" );
mgr.runAndCollect ( new Runnable () {
@Override
public void run ()
{
createDataModel ( viewer );
}
} );
if ( this.lastSelection != null )
{
viewer.setSelection ( new StructuredSelection ( this.lastSelection ) );
viewer.reveal ( this.lastSelection );
}
return composite;
}
/**
* Create the composite.
*
* @param parent
* @param style
*/
public CodeRecommendationResultsView() {
super(SWT.NONE);
setBackgroundMode(SWT.INHERIT_FORCE);
setBackground(SWTResourceManager.getColor(SWT.COLOR_WHITE));
setLayout(new FillLayout(SWT.HORIZONTAL));
treeViewer = new TreeViewer(this, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);
treeViewer.setAutoExpandLevel(3);
Tree tree = treeViewer.getTree();
tree.setHeaderVisible(true);
TreeViewerColumn treeViewerColumn = new TreeViewerColumn(treeViewer, SWT.NONE);
TreeColumn trclmnCodeRecommendations = treeViewerColumn.getColumn();
trclmnCodeRecommendations.setResizable(false);
trclmnCodeRecommendations.setText("Code recommendations");
treeViewer.setContentProvider(contentProvider = new TreeContentProvider());
treeViewer.setLabelProvider(new DelegatingStyledCellLabelProvider(labelProvider = new TreeLabelProvider()));
tree.addSelectionListener(new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
TreeItem item = (TreeItem) e.item;
Object data = item.getData();
if (data instanceof ICodeRecommendationElement) {
ICodeRecommendationElement element = (ICodeRecommendationElement) data;
eventManager.invoke(l -> l.onCodeRecommendationSelected(element));
}
}
});
treeViewer.addDoubleClickListener(new IDoubleClickListener() {
@Override
public void doubleClick(DoubleClickEvent event) {
TreeViewer viewer = (TreeViewer) event.getViewer();
IStructuredSelection thisSelection = (IStructuredSelection) event.getSelection();
Object selectedNode = thisSelection.getFirstElement();
if (selectedNode instanceof CodeRecommendationTarget) {
CodeRecommendationTarget target = (CodeRecommendationTarget) selectedNode;
eventManager.invoke(l -> l.onTargetDoubleClicked(target));
}
}
});
createContextMenu(treeViewer);
}
void createPage1() {
Composite composite = new Composite(getContainer(), SWT.NONE);
FillLayout layout = new FillLayout();
composite.setLayout(layout);
Tree tree = new Tree(composite, SWT.BORDER | SWT.H_SCROLL
| SWT.V_SCROLL | SWT.FULL_SELECTION | SWT.MULTI);
tree.setHeaderVisible(true);
tree.setLinesVisible(true);
TreeColumn column1 = new TreeColumn(tree, SWT.LEFT);
column1.setWidth(250);
column1.setResizable(true);
TreeColumn column2 = new TreeColumn(tree, SWT.LEFT);
column2.setWidth(40);
column2.setResizable(true);
TreeColumn column3 = new TreeColumn(tree, SWT.LEFT);
column3.setWidth(250);
column3.setResizable(true);
TreeColumn column4 = new TreeColumn(tree, SWT.LEFT);
column4.setWidth(600);
column4.setResizable(true);
TreeViewer resultsViewer = new TreeViewer(tree);
resultsViewer.setLabelProvider(new TSVResultsLabelProvider());
resultsViewer.setContentProvider(new TSVResultsContentProvider(resultMap));
resultsViewer.setInput(createModel());
resultsViewer.addDoubleClickListener(new IDoubleClickListener() {
@Override
public void doubleClick(DoubleClickEvent event) {
IStructuredSelection structuredSelection = (IStructuredSelection) event.getSelection();
if (structuredSelection.isEmpty()) return;
Object selection = structuredSelection.getFirstElement();
if (selection instanceof TSVResult) {
String fileName = ((TSVResult) selection).getFilename();
int lineNumber = ((TSVResult) selection).getLineNumber();
String extensionName = fileName.replaceAll("-items.xml", "");
IProject extension = ResourcesPlugin.getWorkspace().getRoot().getProject(extensionName);
IFile itemsxml = extension.getFile("resources/" + fileName);
if (itemsxml.exists()) {
IMarker marker;
try {
marker = itemsxml.createMarker(IMarker.TEXT);
HashMap<String, Object> map = new HashMap<String, Object>();
map.put(IMarker.LINE_NUMBER, lineNumber);
marker.setAttributes(map);
IDE.openEditor(getSite().getPage(), marker);
marker.delete();
}
catch (CoreException e) {
e.printStackTrace();
}
}
else {
MessageBox dialog = new MessageBox(getContainer().getShell(), SWT.ICON_WARNING | SWT.OK);
dialog.setText("Extension not found");
dialog.setMessage("The extension " + extensionName + " was not found in the workspace. Please import it and try again.");
dialog.open();
}
}
}
});
int index = addPage(composite);
setPageText(index, "Results");
}
/**
* This operation overrides the ViewPart.createPartControl method to create
* and draw the TreeViewer before registering it as a selection provider.
*
* @param parent
* The Composite used to create the TreeViewer.
*/
@Override
public void createPartControl(Composite parent) {
// Create a TabFolder to manage tabs
tabFolder = new TabFolder(parent, SWT.NONE);
// Create pages (TabItems) for text files and images
TabItem textTab = new TabItem(tabFolder, SWT.NONE, 0);
textTab.setText("Files");
TabItem imageTab = new TabItem(tabFolder, SWT.NONE, 1);
imageTab.setText("Images");
TabItem plotTab = new TabItem(tabFolder, SWT.NONE, 2);
plotTab.setText("Plots");
// Create the tool bar and buttons for the view
createActions();
// Initialize the TreeViewer
fileTreeViewer = new TreeViewer(tabFolder);
imageTreeViewer = new TreeViewer(tabFolder);
// Create content and label providers
initializeTreeViewer(fileTreeViewer);
initializeTreeViewer(imageTreeViewer);
// Register the tree to the tabs
textTab.setControl(fileTreeViewer.getControl());
imageTab.setControl(imageTreeViewer.getControl());
// Register this view as a SelectionProvider
getSite().setSelectionProvider(fileTreeViewer);
getSite().setSelectionProvider(imageTreeViewer);
// Registered the view as a double click listener of the TreeViewer
fileTreeViewer.addDoubleClickListener(this);
imageTreeViewer.addDoubleClickListener(this);
// Add a listener to catch tab selection changes.
// NOTE: In Windows, this event is fired instantly, so this listener
// needs to be declared after everything else is initialized!
tabFolder.addListener(SWT.Selection, new Listener() {
@Override
public void handleEvent(Event event) {
// If tabs are changed while playing, stop playing.
if (playAction.isInPlayState()) {
playAction.stop();
}
// Set the TreeViewer input to the selected tab
setTreeContent(tabFolder.indexOf((TabItem) event.item));
}
});
// Create the Table and table viewer for the Plot tab
Table listTable = new Table(tabFolder, SWT.FLAT);
DefaultEventTableViewer<VizResource> listTableViewer = new DefaultEventTableViewer<VizResource>(
plotList, listTable, plotList);
// Register the table control with the plot tab
plotTab.setControl(listTable);
// Check if there is currently an active ICEFormEditor. If so, update
// the currently active editor and related UI pieces.
IEditorPart activeEditor = PlatformUI.getWorkbench()
.getActiveWorkbenchWindow().getActivePage().getActiveEditor();
if (activeEditor != null && activeEditor instanceof ICEFormEditor) {
if (activeEditor != editor) {
setActiveEditor((ICEFormEditor) activeEditor);
}
} else {
// Get a list of all the currently open editors
IWorkbenchPage workbenchPage = PlatformUI.getWorkbench()
.getActiveWorkbenchWindow().getActivePage();
IEditorReference[] editorRefs = workbenchPage.getEditorReferences();
if (editorRefs != null && editorRefs.length > 0) {
// Begin iterating through all the editors, looking for one
// that's an ICEFormEditor
for (IEditorReference e : editorRefs) {
// If it's an ICEFormEditor, set it as the active editor
if (e.getId().equals(ICEFormEditor.ID)) {
setActiveEditor((ICEFormEditor) e.getEditor(false));
break;
}
}
}
}
// Register as a listener to the part service so that the view can
// update when the active ICEFormEditor changes.
IPartService partService = getSite().getWorkbenchWindow()
.getPartService();
partService.addPartListener(this);
return;
}
protected void configureViewer(TreeViewer viewer, boolean checkable) {
viewer.setContentProvider(new ContentProvider());
viewer.setComparator(new Comparator());
viewer.addDoubleClickListener(this::onDoubleClick);
}
@Override
protected void createFormContent(IManagedForm mform) {
FormToolkit tk = mform.getToolkit();
Composite body = UI.formBody(mform.getForm(), tk);
UI.gridLayout(body, 1, 10, 10);
Composite filterComp = tk.createComposite(body);
UI.gridLayout(filterComp, 2, 10, 0);
UI.gridData(filterComp, true, false);
Label filterLabel = UI.formLabel(filterComp, tk, M.Filter);
filterLabel.setFont(UI.boldFont());
Text filterText = UI.formText(filterComp, SWT.SEARCH);
UI.gridData(filterText, true, false);
TreeViewer viewer = new TreeViewer(body,
SWT.BORDER | SWT.SINGLE | SWT.VIRTUAL);
UI.gridData(viewer.getControl(), true, true);
viewer.setContentProvider(tree);
viewer.setLabelProvider(tree);
viewer.setFilters(new Filter(filterText, viewer));
viewer.setInput(tree);
viewer.addSelectionChangedListener(e -> {
Object obj = Viewers.getFirst(e.getSelection());
if (obj instanceof FlowRef) {
selected = (FlowRef) obj;
} else {
selected = null;
}
Button ok = getButton(IDialogConstants.OK_ID);
ok.setEnabled(selected != null);
});
// handle double clicks
viewer.addDoubleClickListener(e -> {
IStructuredSelection s = viewer.getStructuredSelection();
if (s == null || s.isEmpty())
return;
Object elem = s.getFirstElement();
// double click on a flow
if (elem instanceof FlowRef) {
selected = (FlowRef) elem;
okPressed();
return;
}
// double click on a category
if (!tree.hasChildren(elem))
return;
selected = null;
getButton(IDialogConstants.OK_ID).setEnabled(false);
if (viewer.getExpandedState(elem)) {
viewer.collapseToLevel(elem,
AbstractTreeViewer.ALL_LEVELS);
} else {
viewer.expandToLevel(elem, 1);
}
});
}