xml/impl/src/com/intellij/codeInsight/completion/XmlNoVariantsDelegator.java

/*
 * Copyright 2000-2011 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.intellij.codeInsight.completion;

import org.jetbrains.annotations.NotNull;

/**
 * @author Dmitry Avdeev
 *         Date: 12/19/11
 */
public class XmlNoVariantsDelegator extends CompletionContributor {

  @Override
  public void fillCompletionVariants(@NotNull final CompletionParameters parameters, @NotNull final CompletionResultSet result) {
    final boolean empty = result.runRemainingContributors(parameters, true).isEmpty();

    if (!empty && parameters.getInvocationCount() == 0) {
      result.restartCompletionWhenNothingMatches();
    }

    if (empty && parameters.getCompletionType() == CompletionType.BASIC) {
      XmlCompletionContributor.completeTagName(parameters, result);
    }
  }

}