import org.eclipse.jface.fieldassist.ComboContentAdapter; //导入依赖的package包/类
public void bindToViewModel(PatriciaTrie<ContentProposal> proposals, String[] sortedNames) {
	final TagListContentProposalProvider proposalProvider = new TagListContentProposalProvider(proposals);
	ContentProposalAdapter proposalAdapter = new ContentProposalAdapter(
			tagEntry, new ComboContentAdapter(), proposalProvider, null, null);
	proposalAdapter.setPropagateKeys(true);
	proposalAdapter.setProposalAcceptanceStyle(ContentProposalAdapter.PROPOSAL_REPLACE);

	proposalAdapter.addContentProposalListener(new IContentProposalListener() {

		@Override
		public void proposalAccepted(IContentProposal userSelectedProposal) {
			if (proposalProvider.getMakeNewProposal() == userSelectedProposal) {
				for (TagListSelectedEventHandler handler: eventHandlers) {
					handler.requestNewTag(userSelectedProposal.getContent());
					
					clearText();
				}
			}
			addTagInternal(userSelectedProposal.getContent());
		}

	});
	
	tagEntry.setItems(sortedNames);
}
 

import org.eclipse.jface.fieldassist.ComboContentAdapter; //导入依赖的package包/类
/**
 * Constructs an instance of {@link ComboAutoCompleteField}
 * 
 * @param combo the {@link Combo} to auto-complete.
 * @throws NullPointerException if combo parameter is {@code null}
 */
public ComboAutoCompleteField(Combo combo) {
    this.combo = checkNotNull(combo);
    this.adapter = new ContentProposalAdapter(combo, new ComboContentAdapter(), getProposalProvider(), null, null);
    this.adapter.setPropagateKeys(true);
    this.adapter.setProposalAcceptanceStyle(ContentProposalAdapter.PROPOSAL_REPLACE);
    this.proposalStrings = null;
}
 

import org.eclipse.jface.fieldassist.ComboContentAdapter; //导入依赖的package包/类
/**
 * @see org.eclipse.ui.part.WorkbenchPart#createPartControl(org.eclipse.swt.widgets.Composite)
 */
@Override
public void createPartControl(final Composite parent) {
	// create a new container for sidebar controls
	Composite container = new Composite(parent, SWT.NONE);

	GridLayout layout = new GridLayout();
	container.setLayout(layout);

	// Create a simple field for auto complete.
	Group availableStatistics = new Group(container, SWT.NONE);
	availableStatistics.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
	availableStatistics.setLayout(layout);
	availableStatistics.setText(Messages.STATISTICS_LIST_TITLE);

	// Create an auto-complete field
	TreeMap<String, AbstractDataProvider> providers = ArchieActivator.getInstance().getProviderTable();
	String[] availableTitles = providers.keySet().toArray(new String[providers.size()]);

	this.list = new Combo(availableStatistics, SWT.BORDER | SWT.DROP_DOWN);
	this.list.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
	this.autoComplete = new AutoCompleteField(this.list, new ComboContentAdapter(), availableTitles);
	this.list.setItems(availableTitles);

	// NOTE: Currently does not work on GTK, any maybe not even on OS X
	// TODO: Add value in Archie preference pane.
	this.list.setVisibleItemCount(5);

	// add listeners
	this.list.addModifyListener(new ModifyListener() {
		public void modifyText(ModifyEvent e) {
			String title = SidebarView.this.list.getText();

			if (SidebarView.this.isValidProviderTitle(title)) {
				AbstractDataProvider provider = ArchieActivator.getInstance().getProviderTable().get(title);
				ProviderManager.getInstance().setProvider(provider);
			} else {
				SidebarView.this.details.reset();
			}
		}
	});

	// Add parameters group.
	Group statisticParameters = new Group(container, SWT.NONE);
	statisticParameters.setLayoutData(new GridData(GridData.FILL_BOTH));
	statisticParameters.setLayout(layout);
	statisticParameters.setText(Messages.STATISTIC_PARAMETERS_TITLE);

	// Add details panel containing details and parameters.
	this.details = new DetailsPanel(statisticParameters, SWT.NONE);
	this.details.addPropertyChangeListener(this);

	// Disable by default if user has no access rights.
	this.setEnabled(ArchieACL.userHasAccess());

	// Register this view for UserChanged events.
	ElexisEventDispatcher.getInstance().addListeners(eeli_user);
}