shareviewaction.java

myjxta是用jxta开发的一个p2p通讯软件 有聊天 文件共享 视频3大功能 界面采用swing

/*
*  Copyright (c) 2001 Sun Microsystems, Inc.  All rights
*  reserved.
*
*  Redistribution and use in source and binary forms, with or without
*  modification, are permitted provided that the following conditions
*  are met:
*
*  1. Redistributions of source code must retain the above copyright
*  notice, this list of conditions and the following disclaimer.
*
*  2. Redistributions in binary form must reproduce the above copyright
*  notice, this list of conditions and the following disclaimer in
*  the documentation and/or other materials provided with the
*  distribution.
*
*  3. The end-user documentation included with the redistribution,
*  if any, must include the following acknowledgment:
*  "This product includes software developed by the
*  Sun Microsystems, Inc. for Project JXTA."
*  Alternately, this acknowledgment may appear in the software itself,
*  if and wherever such third-party acknowledgments normally appear.
*
*  4. The names "Sun", "Sun Microsystems, Inc.", "JXTA" and "Project JXTA"
*  must not be used to endorse or promote products derived from this
*  software without prior written permission. For written
*  permission, please contact Project JXTA at http://www.jxta.org.
*
*  5. Products derived from this software may not be called "JXTA",
*  nor may "JXTA" appear in their name, without prior written
*  permission of Sun.
*
*  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
*  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
*  OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
*  DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
*  ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
*  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
*  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
*  USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
*  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
*  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
*  OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
*  SUCH DAMAGE.
*  ====================================================================
*
*  This software consists of voluntary contributions made by many
*  individuals on behalf of Project JXTA.  For more
*  information on Project JXTA, please see
*  <http://www.jxta.org/>.
*
*  This license is based on the BSD license adopted by the Apache Foundation.
*
*  $Id: ShareViewAction.java,v 1.5 2007/03/25 19:17:10 nano Exp $
*/


package net.jxta.myjxta.ui.action;

import net.jxta.myjxta.View;
import net.jxta.myjxta.share.IShareManagerProvider;
import net.jxta.myjxta.util.objectmodel.ShareNode;

import javax.swing.*;
import java.awt.event.ActionEvent;


/**
 * @author james todd [gonzo at jxta dot org]
 * @version $Id: ShareViewAction.java,v 1.5 2007/03/25 19:17:10 nano Exp $
 */

public class ShareViewAction
        extends AbstractAction {

    /**
     * The View instance that constitutes the UI of this application
     */
    private View view = null;

    public ShareViewAction(String name, View view) {
        super(name);

        this.view = view;
    }

    public void actionPerformed(ActionEvent ae) {
        ShareNode sn = (ShareNode) this.view.getJxtaNode(ShareNode.class);

        if (sn != null) {
            this.view.addShareViewPanel(sn);
        }
    }
    public boolean isEnabled() {
        return this.view.getControl().getPluginContainer().getPlugin(IShareManagerProvider.class)!=null;
    }
}