/*
* Copyright 2003-2016 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 jetbrains.mps.lang.editor.menus.substitute;
import jetbrains.mps.openapi.editor.menus.substitute.SubstituteMenuContext;
import jetbrains.mps.openapi.editor.menus.substitute.SubstituteMenuItem;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.Collections;
import java.util.List;
/**
* @author simon
*/
public class SingleItemSubstituteMenuPart implements SubstituteMenuPart {
@NotNull
@Override
public List<SubstituteMenuItem> createItems(SubstituteMenuContext context) {
SubstituteMenuItem item = createItem(context);
if (item == null) return Collections.emptyList();
return Collections.singletonList(item);
}
@Nullable
protected SubstituteMenuItem createItem(SubstituteMenuContext context) {
return null;
}
}