graphicalua.java

来自「结构非常清晰的SIP协议栈」· Java 代码 · 共 740 行 · 第 1/2 页

/*
 * Copyright (C) 2005 Luca Veltri - University of Parma - Italy
 * 
 * This source code is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * This source code is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this source code; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 * 
 * Author(s):
 * Luca Veltri ([e-mail])
 */

package local.ua;


import org.zoolu.sip.address.*;
import org.zoolu.sip.provider.*;
import org.zoolu.net.SocketAddress;
import org.zoolu.tools.Archive;
import org.zoolu.tools.Log;
import org.zoolu.tools.LogLevel;

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import javax.swing.plaf.basic.BasicComboBoxEditor;
import java.util.Vector;


/** Simple GUI-based SIP user agent (UA). */
public class GraphicalUA extends JFrame implements UserAgentListener, RegisterAgentListener
{
   /** This application */
   final String app_name="MjSip mini UA";

   /** Event logger. */
   Log log;
   
   /** User Agent */
   UserAgent ua;

   /** Register Agent */
   RegisterAgent ra;

   /** UserAgentProfile */
   UserAgentProfile user_profile;

   /** Title */
   //String user_name=app_name;

   /** Recent contacts */
   protected static final int NMAX_CONTACTS=10;

   /** Recent contacts */
   StringList contact_list;

   private static final int W_Width=320; // window width
   private static final int W_Height=90; // window height
   private static final int C_Height=30; // buttons and combobox height (total)

   /** Media file path */
   final String MEDIA_PATH="media/local/ua/";
   
   final String CALL_GIF=MEDIA_PATH+"call.gif";
   final String HANGUP_GIF=MEDIA_PATH+"hangup.gif";
   
   Icon icon_call;
   Icon icon_hangup;
   //Icon icon_call=new ImageIcon("media/ua/call.gif");
   //Icon icon_hangup=new ImageIcon("media/ua/hangup.gif");

   JPanel jPanel1 = new JPanel();
   JPanel jPanel2 = new JPanel();
   JPanel jPanel3 = new JPanel();
   JPanel jPanel4 = new JPanel();
   JComboBox jComboBox1 = new JComboBox();
   BorderLayout borderLayout1 = new BorderLayout();
   BorderLayout borderLayout2 = new BorderLayout();
   JPanel jPanel5 = new JPanel();
   GridLayout gridLayout2 = new GridLayout();
   GridLayout gridLayout3 = new GridLayout();
   JButton jButton1 = new JButton();
   JButton jButton2 = new JButton();
   ComboBoxEditor comboBoxEditor1=new BasicComboBoxEditor();
   BorderLayout borderLayout3 = new BorderLayout();

   JTextField display=new JTextField();



   /** Creates a new GraphicalUA */
   public GraphicalUA(SipProvider sip_provider, UserAgentProfile user_profile)
   {
      log=sip_provider.getLog();
      this.user_profile=user_profile;
      
      ua=new UserAgent(sip_provider,user_profile,this);
      ua.listen();
      ra=new RegisterAgent(sip_provider,user_profile.from_url,user_profile.contact_url,user_profile.username,user_profile.realm,user_profile.passwd,this);
      
      String jar_file=user_profile.ua_jar;
      icon_call=Archive.getImageIcon(Archive.getJarURL(jar_file,CALL_GIF));
      icon_hangup=Archive.getImageIcon(Archive.getJarURL(jar_file,HANGUP_GIF));

      //user_name=user_profile.contact_url;
      contact_list=new StringList(user_profile.contacts_file);
      jComboBox1=new JComboBox(contact_list.getElements());

      try
      {
         jbInit();
      }
      catch(Exception e) { e.printStackTrace(); }
            
      //Image image=Archive.getImage(Archive.getJarURL(jar_file,"media/local/ua/intro.gif"));
      //PopupFrame about=new PopupFrame("About",image,this);
      //try  {  Thread.sleep(3000);  } catch(Exception e) {  }
      //about.closeWindow();
      
      run();   
   }


   private void jbInit() throws Exception
   {
      // set frame dimensions
      this.setSize(W_Width,W_Height);
      Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
      Dimension frameSize = this.getSize();
      if (frameSize.height > screenSize.height) frameSize.height = screenSize.height;
      if (frameSize.width > screenSize.width) frameSize.width = screenSize.width;
      this.setLocation((screenSize.width - frameSize.width)/2 - 40, (screenSize.height - frameSize.height)/2 - 40);
      this.setResizable(false);

      this.setTitle(user_profile.contact_url);
      this.addWindowListener(new java.awt.event.WindowAdapter()
      {  public void windowClosing(WindowEvent e) { this_windowClosing(e); }
      });
      jPanel1.setLayout(borderLayout3);
      jPanel2.setLayout(borderLayout2);
      display.setBackground(Color.black);
      display.setForeground(Color.green);
      display.setEditable(false);
      display.setText(app_name);
      jPanel4.setLayout(borderLayout1);
      jPanel5.setLayout(gridLayout2);
      jPanel3.setLayout(gridLayout3);
      gridLayout3.setRows(2);
      gridLayout3.setColumns(1);
      if (icon_call!=null && icon_call.getIconWidth()>0) jButton1.setIcon(icon_call);
      else jButton1.setText("Call");
      jButton1.addActionListener(new java.awt.event.ActionListener()
      {  public void actionPerformed(ActionEvent e) { jButton1_actionPerformed(); }
      });
      jButton1.addKeyListener(new java.awt.event.KeyAdapter()
      {  public void keyTyped(KeyEvent e) { jButton1_actionPerformed(); }
      });
      if (icon_hangup!=null && icon_hangup.getIconWidth()>0) jButton2.setIcon(icon_hangup);
      else jButton2.setText("Hungup");
      jButton2.addActionListener(new java.awt.event.ActionListener()
      {  public void actionPerformed(ActionEvent e) { jButton2_actionPerformed(); }
      });
      jButton2.addKeyListener(new java.awt.event.KeyAdapter()
      {  public void keyTyped(KeyEvent e) { jButton2_actionPerformed(); }
      });
      jComboBox1.addActionListener(new java.awt.event.ActionListener()
      {  public void actionPerformed(ActionEvent e) { jComboBox1_actionPerformed(e); }
      });
      comboBoxEditor1.addActionListener(new java.awt.event.ActionListener()
      {  public void actionPerformed(ActionEvent e) { comboBoxEditor1_actionPerformed(e); }
      });
      jButton2.setFont(new java.awt.Font("Dialog", 0, 10));
      jButton1.setFont(new java.awt.Font("Dialog", 0, 10));
      comboBoxEditor1.getEditorComponent().setBackground(Color.yellow);
      jComboBox1.setEditable(true);
      jComboBox1.setEditor(comboBoxEditor1);
      jComboBox1.setSelectedItem(null);
      jPanel3.setPreferredSize(new Dimension(0,C_Height));
      this.getContentPane().add(jPanel1, BorderLayout.CENTER);
      jPanel1.add(jPanel2, BorderLayout.CENTER);
      jPanel1.add(jPanel3, BorderLayout.SOUTH);
      jPanel2.add(display, BorderLayout.CENTER);
      jPanel3.add(jPanel4, null);
      jPanel3.add(jPanel5, null);
      jPanel4.add(jComboBox1, BorderLayout.CENTER);
      jPanel5.add(jButton1, null);
      jPanel5.add(jButton2, null);

      // show it
      this.setVisible(true);
   }



   /** Starts the UA */
   void run()
   {
      // Set the re-invite
      if (user_profile.re_invite_time>0)
      {  ua.reInvite(user_profile.contact_url,user_profile.re_invite_time);
      }

      // Set the transfer (REFER)
      if (user_profile.transfer_to!=null && user_profile.transfer_time>0)
      {  ua.callTransfer(user_profile.transfer_to,user_profile.transfer_time);
      }

      if (user_profile.do_unregister_all)
      // ########## unregisters ALL contact URLs
      {  ua.printLog("UNREGISTER ALL contact URLs");
         unregisterall();
      } 

      if (user_profile.do_unregister)
      // unregisters the contact URL
      {  ua.printLog("UNREGISTER the contact URL");
         unregister();
      } 

      if (user_profile.do_register)
      // ########## registers the contact URL with the registrar server
      {  ua.printLog("REGISTRATION");
         loopRegister(user_profile.expires,user_profile.expires/2,user_profile.keepalive_time);
      } 

      if (user_profile.call_to!=null)
      // ########## make a call with the remote URL
      {  ua.printLog("UAC: CALLING "+user_profile.call_to);
         jComboBox1.setSelectedItem(null);
         comboBoxEditor1.setItem(user_profile.call_to);
         ua.call(user_profile.call_to);       
      } 

      if (!user_profile.audio && !user_profile.video) ua.printLog("ONLY SIGNALING, NO MEDIA");   
   }


   void this_windowClosing(WindowEvent e)
   {
      System.exit(0);
   }


   void jButton1_actionPerformed()
   {
      if (ua.statusIs(UserAgent.UA_IDLE))
      {  String url=(String)comboBoxEditor1.getItem();
         if (url!=null && url.length()>0)
         {  ua.hangup();
            ua.call(url);
            display.setText("CALLING "+url);
         }
      }
      else
      if (ua.statusIs(UserAgent.UA_INCOMING_CALL))
      {  ua.accept();
         display.setText("ON CALL");
      }
   }


   void jButton2_actionPerformed()
   {
      if (!ua.statusIs(UserAgent.UA_IDLE))
      {  ua.hangup();
         ua.listen();
      
         display.setText("HANGUP");
      }
   }


   void jComboBox1_actionPerformed(ActionEvent e)
   {  // if the edited URL is different from the selected item, copy the selected item in the editor
      /*
      String edit_name=(String)comboBoxEditor1.getItem();
      int index=jComboBox1.getSelectedIndex();
      if (index>=0)
      {  String selected_name=contact_list.elementAt(index);
         if (!selected_name.equals(edit_name)) comboBoxEditor1.setItem(selected_name);
      }*/
   }


   void comboBoxEditor1_actionPerformed(ActionEvent e)
   {  // if a new URL has been typed, insert it in the contact_list and make it selected item
      // else, simply make the URL the selected item
      String name=(String)comboBoxEditor1.getItem();
      // parse separatly NameAddrresses or SipURLs
      if (name.indexOf("\"")>=0 || name.indexOf("<")>=0)
      {  // try to parse a NameAddrress
         NameAddress nameaddr=(new SipParser(name)).getNameAddress();
         if (nameaddr!=null) name=nameaddr.toString();
         else name=null;
      }
      else
      {  // try to parse a SipURL
         SipURL url=new SipURL(name);
         if (url!=null) name=url.toString();
         else name=null;
      }

      if (name==null)
      {  System.out.println("DEBUG: No sip url recognized in: "+(String)comboBoxEditor1.getItem());
         return;
      }

      // checks if the the URL is already present in the contact_list
      if (!contact_list.contains(name))
      {  jComboBox1.insertItemAt(name,0);
         jComboBox1.setSelectedIndex(0);
         // limit the list size
         while (contact_list.getElements().size()>NMAX_CONTACTS) jComboBox1.removeItemAt(NMAX_CONTACTS);
         // save new contact list
         contact_list.save();         
      }
      else
      {  int index=contact_list.indexOf(name);
         jComboBox1.setSelectedIndex(index);
      }
 
   }


   /** Gets the UserAgent */
   /*protected UserAgent getUA()
   {  return ua;
   }*/


   /** Register with the registrar server
     * @param expire_time expiration time in seconds */
   public void register(int expire_time)
   {  if (ra.isRegistering()) ra.halt();
      ra.register(expire_time);
   }


   /** Periodically registers the contact address with the registrar server.
     * @param expire_time expiration time in seconds
     * @param renew_time renew time in seconds
     * @param keepalive_time keep-alive packet rate (inter-arrival time) in milliseconds */
   public void loopRegister(int expire_time, int renew_time, long keepalive_time)
   {  if (ra.isRegistering()) ra.halt();
      ra.loopRegister(expire_time,renew_time,keepalive_time);
   }


   /** Unregister with the registrar server */
   public void unregister()
   {  if (ra.isRegistering()) ra.halt();
      ra.unregister();
   }


   /** Unregister all contacts with the registrar server */
   public void unregisterall()
   {  if (ra.isRegistering()) ra.halt();
      ra.unregisterall();