plugins/maven/src/main/java/org/jetbrains/idea/maven/utils/actions/MavenActionGroup.java

/*
 * Copyright 2000-2010 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 org.jetbrains.idea.maven.utils.actions;

import com.intellij.openapi.actionSystem.AnActionEvent;
import com.intellij.openapi.actionSystem.DefaultActionGroup;
import com.intellij.openapi.project.DumbAware;

public class MavenActionGroup extends DefaultActionGroup implements DumbAware {
  @Override
  public void update(AnActionEvent e) {
    super.update(e);
    boolean available = isAvailable(e);
    e.getPresentation().setEnabled(available);
    e.getPresentation().setVisible(available);
  }

  protected boolean isAvailable(AnActionEvent e) {
    return !MavenActionUtil.getMavenProjects(e.getDataContext()).isEmpty();
  }
}