Examples with CompletionProposalAdapter org.yakindu.base.xtext.utils.jface.fieldassist.CompletionProposalAdapter used on opensource projects

Example 1 with CompletionProposalAdapter

use of org.yakindu.base.xtext.utils.jface.fieldassist.CompletionProposalAdapter in project statecharts by Yakindu.

the class AbstractEditorPropertySection method enableXtext.

protected void enableXtext(Control styledText, Injector injector) {
    final StyledTextXtextAdapter xtextAdapter = new StyledTextXtextAdapter(injector);
    xtextAdapter.getFakeResourceContext().getFakeResource().eAdapters().add(new ContextElementAdapter(this));
    xtextAdapter.adapt((StyledText) styledText);
    initContextMenu(styledText);
    completionProposalAdapter = new CompletionProposalAdapter(styledText, xtextAdapter.getContentAssistant(), KeyStroke.getInstance(SWT.CTRL, SWT.SPACE), null);
}

Example 2 with CompletionProposalAdapter

use of org.yakindu.base.xtext.utils.jface.fieldassist.CompletionProposalAdapter in project statecharts by Yakindu.

the class StyledTextXtextAdapter method adapt.

public void adapt(StyledText styledText) {
    this.styledText = styledText;
    // perform initialization of fake resource context
    updateFakeResourceContext();
    // connect Xtext document to fake resource
    initXtextDocument(getFakeResourceContext());
    // connect xtext document to xtext source viewer
    this.sourceviewer = createXtextSourceViewer();
    this.decorationSupport = createSourceViewerDecorationSupport();
    configureSourceViewerDecorationSupport(getDecorationSupport());
    // install semantic highlighting support
    installHighlightingHelper();
    this.validationJob = createValidationJob();
    getXtextDocument().setValidationJob(getValidationJob());
    styledText.setData(StyledTextXtextAdapter.class.getCanonicalName(), this);
    final IContentAssistant contentAssistant = getXtextSourceviewer().getContentAssistant();
    final CompletionProposalAdapter completionProposalAdapter = new CompletionProposalAdapter(styledText, contentAssistant, KeyStroke.getInstance(SWT.CTRL, SWT.SPACE), null);
    if ((styledText.getStyle() & SWT.SINGLE) != 0) {
        // The regular key down event is too late (after popup is closed).
        // when using the StyledText.VerifyKey event (3005), we get the
        // event early enough!
        styledText.addListener(3005, new Listener() {

            public void handleEvent(Event event) {
                if (event.character == SWT.CR && !completionProposalAdapter.isProposalPopupOpen()) {
                    Event selectionEvent = new Event();
                    selectionEvent.type = SWT.DefaultSelection;
                    selectionEvent.widget = event.widget;
                    for (Listener l : event.widget.getListeners(SWT.DefaultSelection)) {
                        l.handleEvent(selectionEvent);
                    }
                }
            }
        });
    }
    // Register focus tracker for evaluating the active focus control in
    // core expression
    IFocusService service = (IFocusService) PlatformUI.getWorkbench().getService(IFocusService.class);
    service.addFocusTracker(styledText, StyledText.class.getCanonicalName());
    // add JDT Style code completion hint decoration
    this.decoration = createContentAssistDecoration(styledText);
    initSelectionProvider();
}