java/refactoring.java/src/org/netbeans/modules/refactoring/java/callhierarchy/CallHierarchyAction.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.netbeans.modules.refactoring.java.callhierarchy;

import java.util.Collection;
import java.util.HashSet;
import org.netbeans.api.java.source.TreePathHandle;
import org.netbeans.modules.refactoring.java.api.JavaRefactoringUtils;
import org.netbeans.modules.refactoring.java.ui.JavaRefactoringGlobalAction;
import org.netbeans.modules.refactoring.java.ui.RefactoringActionsProvider;
import org.openide.awt.ActionID;
import org.openide.awt.ActionReference;
import org.openide.awt.ActionRegistration;
import org.openide.filesystems.FileObject;
import org.openide.loaders.DataObject;
import org.openide.nodes.Node;
import org.openide.util.ImageUtilities;
import org.openide.util.Lookup;
import org.openide.util.NbBundle;

/**
 * Action which shows CallHierarchy component.
 *
 * @author Jan Pokorsky
 */
@ActionID(id = "org.netbeans.modules.refactoring.java.callhierarchy.CallHierarchyAction", category = "Window")
@ActionRegistration(displayName = "#CTL_CallHierarchyAction", lazy = false)
@ActionReference(path = "Editors/text/x-java/Popup" , name = "CallHierarchyAction", position = 1420)
public final class CallHierarchyAction extends JavaRefactoringGlobalAction {

    public CallHierarchyAction() {
        super(NbBundle.getMessage(CallHierarchyAction.class, "CTL_CallHierarchyAction"),ImageUtilities.loadImageIcon(CallHierarchyTopComponent.ICON_PATH, true));
    }

    @Override
    public void performAction(final Lookup context) {
        CallHierarchyTopComponent win = CallHierarchyTopComponent.findInstance();
        win.open();
        win.requestActive();
        win.reset();
        win.setModel(CallHierarchyModel.create(context, win.getScopes(), win.getHierarchyType()));
    }

    @Override
    protected boolean enable(Lookup context) {
        return new RefactoringActionsProvider().canFindUsages(context);
    }

    @Override
    protected boolean asynchronous() {
        return false;
    }
}