Examples with CompletionProcess com.intellij.codeInsight.completion.CompletionProcess used on opensource projects

Example 1 with CompletionProcess

use of com.intellij.codeInsight.completion.CompletionProcess in project intellij-community by JetBrains.

the class ChooseItemAction method hasTemplatePrefix.

public static boolean hasTemplatePrefix(LookupImpl lookup, char shortcutChar) {
    // to bring the list model up to date
    lookup.refreshUi(false, false);
    CompletionProcess completion = CompletionService.getCompletionService().getCurrentCompletion();
    if (completion == null || !completion.isAutopopupCompletion()) {
        return false;
    }
    if (lookup.isSelectionTouched()) {
        return false;
    }
    final PsiFile file = lookup.getPsiFile();
    if (file == null)
        return false;
    final Editor editor = lookup.getEditor();
    final int offset = editor.getCaretModel().getOffset();
    PsiDocumentManager.getInstance(file.getProject()).commitDocument(editor.getDocument());
    final LiveTemplateLookupElement liveTemplateLookup = ContainerUtil.findInstance(lookup.getItems(), LiveTemplateLookupElement.class);
    if (liveTemplateLookup == null || !liveTemplateLookup.sudden) {
        //    in this case we should check custom templates that provides completion lookup.
        if (LiveTemplateCompletionContributor.customTemplateAvailableAndHasCompletionItem(shortcutChar, editor, file, offset)) {
            return true;
        }
        List<TemplateImpl> templates = TemplateManagerImpl.listApplicableTemplateWithInsertingDummyIdentifier(editor, file, false);
        TemplateImpl template = LiveTemplateCompletionContributor.findFullMatchedApplicableTemplate(editor, offset, templates);
        if (template != null && shortcutChar == TemplateSettings.getInstance().getShortcutChar(template)) {
            return true;
        }
        return false;
    }
    return liveTemplateLookup.getTemplateShortcut() == shortcutChar;
}

Example 2 with CompletionProcess

use of com.intellij.codeInsight.completion.CompletionProcess in project intellij-community by JetBrains.

the class LookupManagerImpl method createLookup.

@NotNull
@Override
public LookupImpl createLookup(@NotNull final Editor editor, @NotNull LookupElement[] items, @NotNull final String prefix, @NotNull final LookupArranger arranger) {
    hideActiveLookup();
    final CodeInsightSettings settings = CodeInsightSettings.getInstance();
    final PsiFile psiFile = PsiDocumentManager.getInstance(myProject).getPsiFile(editor.getDocument());
    final LookupImpl lookup = createLookup(editor, arranger, myProject);
    final Alarm alarm = new Alarm();
    final Runnable request = () -> {
        if (myActiveLookup != lookup)
            return;
        LookupElement currentItem = lookup.getCurrentItem();
        if (currentItem != null && currentItem.isValid() && isAutoPopupJavadocSupportedBy(currentItem)) {
            final CompletionProcess completion = CompletionService.getCompletionService().getCurrentCompletion();
            if (completion != null && !completion.isAutopopupCompletion()) {
                try {
                    DocumentationManager.getInstance(myProject).showJavaDocInfo(editor, psiFile, false);
                } catch (IndexNotReadyException ignored) {
                }
            }
        }
    };
    if (settings.AUTO_POPUP_JAVADOC_INFO) {
        alarm.addRequest(request, settings.JAVADOC_INFO_DELAY);
    }
    ApplicationManager.getApplication().assertIsDispatchThread();
    myActiveLookup = lookup;
    myActiveLookupEditor = editor;
    myActiveLookup.addLookupListener(new LookupAdapter() {

        @Override
        public void itemSelected(LookupEvent event) {
            lookupClosed();
        }

        @Override
        public void lookupCanceled(LookupEvent event) {
            lookupClosed();
        }

        @Override
        public void currentItemChanged(LookupEvent event) {
            alarm.cancelAllRequests();
            if (settings.AUTO_POPUP_JAVADOC_INFO && DocumentationManager.getInstance(myProject).getDocInfoHint() == null) {
                alarm.addRequest(request, settings.JAVADOC_INFO_DELAY);
            }
        }

        private void lookupClosed() {
            ApplicationManager.getApplication().assertIsDispatchThread();
            alarm.cancelAllRequests();
            lookup.removeLookupListener(this);
        }
    });
    Disposer.register(lookup, new Disposable() {

        @Override
        public void dispose() {
            myActiveLookup = null;
            myActiveLookupEditor = null;
            myPropertyChangeSupport.firePropertyChange(PROP_ACTIVE_LOOKUP, lookup, null);
        }
    });
    CamelHumpMatcher matcher = new CamelHumpMatcher(prefix);
    if (items.length > 0) {
        for (final LookupElement item : items) {
            myActiveLookup.addItem(item, matcher);
        }
        myActiveLookup.refreshUi(true, true);
    } else {
        // no items -> no doc
        alarm.cancelAllRequests();
    }
    myPropertyChangeSupport.firePropertyChange(PROP_ACTIVE_LOOKUP, null, myActiveLookup);
    return lookup;
}