java/idea-ui/src/com/intellij/openapi/roots/ui/configuration/artifacts/sourceItems/actions/SourceItemNavigateAction.java

/*
 * Copyright 2000-2009 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.openapi.roots.ui.configuration.artifacts.sourceItems.actions;

import com.intellij.openapi.roots.ui.configuration.artifacts.actions.ArtifactEditorNavigateActionBase;
import com.intellij.openapi.roots.ui.configuration.artifacts.sourceItems.SourceItemNode;
import com.intellij.openapi.roots.ui.configuration.artifacts.sourceItems.SourceItemsTree;
import com.intellij.packaging.ui.TreeNodePresentation;

import java.util.List;

/**
 * @author nik
 */
public class SourceItemNavigateAction extends ArtifactEditorNavigateActionBase {
  private final SourceItemsTree mySourceItemsTree;

  public SourceItemNavigateAction(SourceItemsTree sourceItemsTree) {
    super(sourceItemsTree);
    mySourceItemsTree = sourceItemsTree;
  }

  @Override
  protected TreeNodePresentation getPresentation() {
    final List<SourceItemNode> nodes = mySourceItemsTree.getSelectedSourceItemNodes();
    if (nodes.size() == 1) {
      return nodes.get(0).getElementPresentation();
    }
    return null;
  }
}