userpanel.java

这是一个用java和xml编写的流媒体服务器管理软件

/*
 * ====================================================================
 * The Vovida Software License, Version 1.0
 *
 * Copyright (c) 2000 Vovida Networks, 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 names "VOCAL", "Vovida Open Communication Application Library",
 * and "Vovida Open Communication Application Library (VOCAL)" must
 * not be used to endorse or promote products derived from this
 * software without prior written permission. For written
 * permission, please contact [e-mail].
 *
 * 4. Products derived from this software may not be called "VOCAL", nor
 * may "VOCAL" appear in their name, without prior written
 * permission of Vovida Networks, Inc.
 *
 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, TITLE AND
 * NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL VOVIDA
 * NETWORKS, INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT DAMAGES
 * IN EXCESS OF $1,000, NOR FOR ANY 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 Vovida
 * Networks, Inc. and many individuals on behalf of Vovida Networks,
 * Inc.  For more information on Vovida Networks, Inc., please see
 * <http://www.vovida.org/>.
 *
 */



package vocal.userEditor;

import vocal.comm.VPPNoSuchFileException;

import javax.swing.*;
import javax.swing.border.*;
import javax.swing.event.AncestorEvent;
import javax.swing.event.AncestorListener;

import java.util.Vector;
import java.io.IOException;

import java.awt.Component;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.Toolkit;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import java.awt.event.ComponentAdapter;
import java.awt.event.ComponentEvent;
import java.awt.event.WindowListener;
import java.awt.event.WindowEvent;

import org.w3c.dom.Document;
import org.xml.sax.SAXException;

/**
 * Presents the screen which allows the account data (feature configuration,
 * user info, marshal info) for an end user to be edited. <p>
 * It lays out a series of panels which implement the DataEditor interface to
 * actually perform data input, display and validation.<p>
 * This class is used both from the StandAloneUserEditor when and end user edits
 * his own account and from the Editor when an administrator manages end user
 * accounts. When used from StandAloneUserEditor, setShowAdmin(false) is called
 * and all DataEditors are notified to remove fileds which should only be
 * accessible to an administrator, not the end user.<p>
 */
public class UserPanel extends JPanel implements Buttons, EditorModes,
        WindowListener
{
  private int mode = ADD_NEW_MODE;

  private JPanel buttonPanel;
  private JButton ok;
  private JButton cancel;
  private JButton changePassword;
  private UserInfo userInfo;

  private int lastButtonClicked = BUTTON_NONE;

  private JDialog passwordScreen = null;
  private PasswordPanel passwordPanel;

  private String userName;

  private AliasPanel aliases;
  private IdentityInfo identity;
  private MarshalInfo marshal;
  private FeatureCallReturn callReturn;

  private boolean showAdmin = false;
  private boolean showUser = true;



  private UserPanel()
  {
    super();

    setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));

    setBorder(new EmptyBorder(5, 5, 5, 5));
  }

  public UserPanel(final PServerInterface psInterface)
    throws IOException, VPPNoSuchFileException
  {
    this();

    passwordPanel = new PasswordPanel(psInterface.getConnection());

    userInfo = new UserInfo();

    add(userInfo);

    aliases = new AliasPanel(psInterface);

    add(aliases);

    try
    {
    	identity = new IdentityInfo(psInterface.getMarshalGroups());

        add(identity);
    }
    catch (SAXException e)
    {
      e.printStackTrace();
      JOptionPane.showMessageDialog(this.getTopLevelAncestor(),
              "Could not get list of marshal groups because:\n\n" + e);
    }
    
    try
    {
      marshal = new MarshalInfo(psInterface.getMarshalGroups());

      add(marshal);
    }
    catch (SAXException e)
    {
      e.printStackTrace();
      JOptionPane.showMessageDialog(this.getTopLevelAncestor(),
              "Could not get list of marshal groups because:\n\n" + e);
    }

/*
    try
    {
      String[] featureTypes = psInterface.getFeatureTypes();

      for (int i = 0; i < featureTypes.length; i++)
      {
        if (featureTypes[i].equals("ForwardAllCalls")
            || featureTypes[i].equals("ForwardNoAnswerBusy")
            || featureTypes[i].equals("CallBlocking")
            || featureTypes[i].equals("CallScreening")
            || featureTypes[i].equals("CallReturn")
            || featureTypes[i].equals("CallerIdBlocking"))           
        
        {
          String[] groupNames = psInterface.getFeatureGroups(featureTypes[i]);
          Feature panel = Feature.createFeature(featureTypes[i], groupNames,
                  psInterface);         
         
          if (FeatureCallReturn.class.isInstance(panel))
          {
            callReturn = (FeatureCallReturn) panel;
          }
          else
          {
            add(panel);
            System.out.println(panel.getToolTipText());
          }
        }
      }

      if (callReturn != null)
      {
        add(callReturn);
      }
    }
    catch (SAXException e)
    {
      throw new IOException("Could not load list of feature types because: \n"
              + e);
    }
*/

    ok = new JButton("Ok");

    // tool tip gets hidden by frame, so leaving it out
    ok.addActionListener(new ActionListener()
    {
      public void actionPerformed(ActionEvent e)
      {
        if (isAllDataValid())
        {
          lastButtonClicked = UserPanel.BUTTON_OK;

          // get the frame which contains this panel and hide it
          UserPanel.this.getTopLevelAncestor().setVisible(false);
        }
      }

    });

    cancel = new JButton("Cancel");

    // tool tip gets hidden by frame, so leaving it out
    cancel.addActionListener(new ActionListener()
    {
      public void actionPerformed(ActionEvent e)
      {
        lastButtonClicked = UserPanel.BUTTON_CANCEL;

        // get the frame which contains this panel and hide it
        UserPanel.this.getTopLevelAncestor().setVisible(false);
      }

    });

/*
    changePassword = new JButton("Change Password");

    changePassword.addActionListener(new ActionListener()
    {
      public void actionPerformed(ActionEvent e)
      {
        if (passwordScreen == null)
        {
          Container parent = UserPanel.this.getTopLevelAncestor();

          if (JDialog.class.isInstance(parent))
          {
            passwordScreen = new JDialog((JDialog) parent, "Change password",
                    false);
          }
          else if (JFrame.class.isInstance(parent))
          {
            passwordScreen = new JDialog((JFrame) parent, "Change password",
                    false);
          }

          passwordScreen.setContentPane(passwordPanel);
          passwordScreen.pack();
          passwordScreen.setModal(true);

          Dimension d = Toolkit.getDefaultToolkit().getScreenSize();

          passwordScreen.setLocation((d.width - passwordScreen.getSize().width)
                  / 2, (d.height - passwordScreen.getSize().height) / 2);
        }

        passwordPanel.setUserId(userName);
        passwordScreen.setVisible(true);
      }

    });
*/
    buttonPanel = new JPanel();

    buttonPanel.setLayout(new BoxLayout(buttonPanel, BoxLayout.X_AXIS));
    buttonPanel.setBorder(new EmptyBorder(5, 0, 0, 0));
    //buttonPanel.add(changePassword);
    buttonPanel.add(Box.createHorizontalGlue());
    buttonPanel.add(ok);
    buttonPanel.add(Box.createHorizontalStrut(5));
    buttonPanel.add(cancel);
    add(buttonPanel);

    setMode(this.EDIT_EXISTING_MODE);
  }


  private boolean isAllDataValid()
  {
    Component[] components = UserPanel.this.getComponents();

    for (int i = 0; i < components.length; i++)
    {
      if (DataEditor.class.isInstance(components[i]))
      {
        if (!((DataEditor) components[i]).isDataValid())
        {
          return false;
        }
      }
    }

    return true;
  }



  public void clear()
  {

    // clear all the data fields in all the dataEditors
    Component[] components = UserPanel.this.getComponents();

    for (int i = 0; i < components.length; i++)
    {
      if (DataEditor.class.isInstance(components[i]))
      {
        ((DataEditor) components[i]).clear();
      }
    }
  }

  public void setMode(int newMode)
  {
    Component[] components = UserPanel.this.getComponents();

    for (int i = 0; i < components.length; i++)
    {
      if (DataEditor.class.isInstance(components[i]))
      {
        ((DataEditor) components[i]).setMode(newMode);
      }
    }

    if (newMode == ADD_NEW_MODE)
    {
      ok.setText("Add");
    }
    else if (newMode == EDIT_EXISTING_MODE)
    {
      ok.setText("Ok");
    }

    mode = newMode;
  }

  private void showSelectedComponents()
  {
    remove(userInfo);
    remove(marshal);

    if (callReturn != null)
    {
      remove(callReturn);
    }

    remove(aliases);

    Component[] components = getComponents();

    if (showAdmin)
    {
      add(userInfo, 0);
      add(marshal, 1);

      if (callReturn != null)
      {
        add(callReturn);
      }

      components = getComponents();

      if (callReturn != null)
      {
        add(callReturn, components.length - 2);
      }
    }

    if (showUser)
    {
      if (showAdmin)
      {
        add(aliases, 2);
      }
      else
      {
        add(aliases, 0);
      }
    }
  }

  public void removeAliasPanel()
  {
    remove(aliases);
  }

  public void setShowAdmin(boolean show)
  {
    Component[] components = getComponents();

    showAdmin = show;

    showSelectedComponents();

    components = getComponents();

    for (int i = 0; i < components.length; i++)
    {
      if (Feature.class.isInstance(components[i]))
      {
        ((Feature) components[i]).setShowAdmin(show);
      }
    }
  }

  public void setShowUser(boolean show)
  {
    showUser = show;

    showSelectedComponents();

    Component[] components = getComponents();

    for (int i = 0; i < components.length; i++)
    {
      if (Feature.class.isInstance(components[i]))
      {
        ((Feature) components[i]).setShowUser(show);
      }
    }
  }

  public void setUserData(Vector user)
  {
    userName = (String) user.elementAt(UserTableModel.USER_NAME);

    // get all the components in this panel
    Component[] components = UserPanel.this.getComponents();

    components = UserPanel.this.getComponents();

    for (int id = 0; id <= UserTableModel.MAX_COLUMN_ID; id++)
    {
      for (int i = 0; i < components.length; i++)
      {

        // if this component was responsible for editing user data
        if (DataEditor.class.isInstance(components[i]))
        {
          DataEditor editor = (DataEditor) components[i];
          String dataValue = (String) user.elementAt(id);

          if (editor.setData(id, dataValue))
          {
            break;
          }
        }       // end if this is a dataEditor
      }         // end for each component
    }           // end for each data id
  }


  public int getLastButtonClicked()
  {
    return lastButtonClicked;
  }


  public Vector getUserData()
  {
	System.out.println("get user data!");
    Vector data = new Vector();

    for (int i = 0; i <= UserTableModel.MAX_COLUMN_ID; i++)
    {
      data.addElement(null);
    }

    // get all the components in this panel
    Component[] components = getComponents();

    // find out which components are the ones which can edit user data
    for (int i = 0; i < components.length; i++)
    {

      // if this component was responsible for editing user data
      if (DataEditor.class.isInstance(components[i]))
      {

        // ask it for a data value for each of the columns. If the component
        // is responsible for editing that data value (and it was changed)
        // it will return a string. Otherwise it will return null
        for (int id = 0; id <= UserTableModel.MAX_COLUMN_ID; id++)
        {
          String dataElement = null;

          if (id == UserTableModel.PASSWORD)
          {
            if (passwordPanel.getLastButtonClicked() == Buttons.BUTTON_OK)
            {
              dataElement = passwordPanel.getPassword();
            }

            passwordPanel.clear();
          }
          else
          {
            dataElement = ((DataEditor) components[i]).getData(id);
          }

          if (dataElement != null)
          {
            data.setElementAt(dataElement, id);
          }
        }

        ((DataEditor) components[i]).clear();
      }
    }

    return data;
  }

  // -----------------implementation of the Windowlistener interface-------------
  public void windowOpened(WindowEvent e)
  {

    // nothing to do
  }

  public void windowIconified(WindowEvent e)
  {

    // nothing to do
  }

  public void windowDeiconified(WindowEvent e)
  {

    // nothing to do
  }

  public void windowDeactivated(WindowEvent e)
  {

    // nothing to do
  }

  /**
   * This should be called when the user presses the "close window" icon it the
   * title bar of the dialog displaing this panel.
   * That action should be equivalent to pressing cancel so we clear the editor
   * and let the last button pressed to cancel.
   */
  public void windowClosing(WindowEvent e)
  {
    lastButtonClicked = UserPanel.BUTTON_CANCEL;

    clear();
  }

  public void windowClosed(WindowEvent e)
  {

    // nothing to do
  }

  public void windowActivated(WindowEvent e)
  {

    // nothing to do
  }

}