/*
* Copyright 2000-2016 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 com.intellij.codeInsight.editorActions.moveLeftRight;
import com.intellij.lang.LanguageExtension;
import com.intellij.psi.PsiElement;
import org.jetbrains.annotations.NotNull;
import consulo.annotations.RequiredReadAction;
/**
* Instances of this class implement language-specific logic of 'move element left/right' actions
*/
public interface MoveElementLeftRightHandler {
LanguageExtension<MoveElementLeftRightHandler> EXTENSION = new LanguageExtension<MoveElementLeftRightHandler>("com.intellij.moveLeftRightHandler");
/**
* Returns a list of sub-elements (usually children) of given PSI element, which can be moved using 'move element left/right' actions.
* Should return an empty array if there are no such elements.
*/
@NotNull
@RequiredReadAction
PsiElement[] getMovableSubElements(@NotNull PsiElement element);
}