/*
 *                 Sun Public License Notice
 *
 * The contents of this file are subject to the Sun Public License
 * Version 1.0 (the "License"). You may not use this file except in
 * compliance with the License. A copy of the License is available at
 * http://www.sun.com/
 *
 * The Original Code is NetBeans. The Initial Developer of the Original
 * Code is Sun Microsystems, Inc. Portions Copyright 1997-2000 Sun
 * Microsystems, Inc. All Rights Reserved.
 */

package org.netbeans.modules.cvsclient.actions;

import org.netbeans.modules.vcscore.actions.*;
import org.openide.util.NbBundle;
import org.openide.util.HelpCtx;
import org.openide.filesystems.*;
import org.openide.nodes.Node;

import org.netbeans.modules.cvsclient.*;


/**
 * Action that performs a cvs Import command.
 * @author  Milos Kleint
 */
public class JImportCommandAction extends CallBackCommandAction {

    /** Creates new UpdateCommandAction */
    public JImportCommandAction() {
    }

    protected String iconResource() {
       return null;
    }
    
    public String getName() {
        return NbBundle.getMessage(JImportCommandAction.class, "LBL_JImportAction"); //NOI18N
    }
    
    /**
     * method is called from the ActionSupporter and executes the action on the fileobjects..
     *
     */
    public void performCallBack(NbJavaCvsFileSystem fs, FileObject[] fos) {
        fs.doImport(fos);
    }
    
    /**
     * Is called from the ActionSupporter when it starts iterating the
     * collected filesystems and fileobjects..
     * Can be used for initial settings, eg. to create a common displayer for everyone.
     *
     */
    public void initCallBack(JavaCvsActionSupporter supporter) {
        super.initCallBack(supporter);
    }
    
    /**
     * can be called on the action to find out quickly if the action is enabled or
     * not. Is to be used in areas where a lot of actions are questioned for "enabled" state,
     * to avoid multiple time computing of same things..
     * @param fos an array of already converted fileobjects.
     * @param isDir if true, at least one of the fileobjects is a directory.
     */
    boolean isEnabledShortcut(FileObject[] fos, boolean isDir, boolean isRoot, boolean isFile) {
        Node[] nodes = getActivatedNodes();
        return (nodes != null && nodes.length == 1 && isDir && !isFile);
    }
    
}