viewreceiverreport.java

里面是关于jmf编程的例子,希望能给初学者带来一些帮助

/*
 * @(#)ViewReceiverReport.java	1.1 00/02/27
 *
 * Copyright (c) 1999 Sun Microsystems, Inc. All Rights Reserved.
 *
 * Sun grants you ("Licensee") a non-exclusive, royalty free, license to use,
 * modify and redistribute this software in source and binary code form,
 * provided that i) this copyright notice and license appear on all copies of
 * the software; and ii) Licensee does not utilize the software in a manner
 * which is disparaging to Sun.
 *
 * This software is provided "AS IS," without a warranty of any kind. ALL
 * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING ANY
 * IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
 * NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE
 * LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING
 * OR DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR ITS
 * LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT,
 * INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER
 * CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF
 * OR INABILITY TO USE SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGES.
 *
 * This software is not designed or intended for use in on-line control of
 * aircraft, air traffic, aircraft navigation or aircraft communications; or in
 * the design, construction, operation or maintenance of any nuclear
 * facility. Licensee represents and warrants that it will not use or
 * redistribute the Software for such purposes.
 */

package jmapps.rtp;

import java.util.*;
import java.awt.*;
import java.awt.event.*;
import javax.media.rtp.*;
import javax.media.rtp.rtcp.*;

import com.sun.media.util.JMFI18N;
import com.sun.media.rtp.util.Signed;

import jmapps.ui.*;


public class ViewReceiverReport extends JMPanel {

    private ReceiverReport  reportReceiver;

    private ViewSourceDescription   panelSrcDescr = null;
    private JMPanel                 panelLabels = null;
    private JMPanel                 panelData = null;
    private Label                   fieldSSRC;

    private static final String LABEL_SSRC  = JMFI18N.getResource ( "jmstudio.rtpsessionctrl.report.ssrc" );


    public ViewReceiverReport ( ReceiverReport reportReceiver ) {
	    super ();

        this.reportReceiver = reportReceiver;
        try {
            init();
        }
        catch (Exception e) {
            e.printStackTrace();
        }
    }

    private void init () throws Exception {
        JMPanel     panel;
        Label       label;

        this.setLayout ( new BorderLayout(6,6) );
        panel = new JMPanel ( new BorderLayout(6,6) );
        this.add ( panel, BorderLayout.NORTH );

        panelLabels = new JMPanel ( new GridLayout(0,1,0,0) );
        panel.add ( panelLabels, BorderLayout.WEST );
        panelData = new JMPanel ( new GridLayout(0,1,0,0) );
        panel.add ( panelData, BorderLayout.CENTER );

        label = new Label ( LABEL_SSRC );
        panelLabels.add ( label );
        fieldSSRC = new Label ();
        panelData.add ( fieldSSRC );

        panel = new JMPanel ( new BorderLayout(6,6) );
        this.add ( panel, BorderLayout.CENTER );
        panelSrcDescr = new ViewSourceDescription ( null );
        panel.add ( panelSrcDescr, BorderLayout.NORTH );

        updateFields ( reportReceiver );
    }

    public void updateFields ( ReceiverReport reportReceiver ) {
        if ( reportReceiver == null )
            return;

        this.reportReceiver = reportReceiver;
        fieldSSRC.setText ( "" + Signed.UnsignedInt((int)reportReceiver.getSSRC()) );
        panelSrcDescr.updateFields ( reportReceiver.getSourceDescription() );
    }

}