featurecallscreening.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 javax.swing.AbstractAction;
import javax.swing.Box;
import javax.swing.JPopupMenu;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import javax.swing.table.DefaultTableModel;

import java.awt.Dimension;
import java.awt.event.ActionEvent;
import java.awt.event.InputEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;

import java.util.StringTokenizer;

class FeatureCallScreening extends Feature
{
  private DefaultTableModel model;
  private JTable table;
  private JPopupMenu menu;
  private CallScreeningTableEditor tableEditor = 
    new CallScreeningTableEditor();
  private MouseAdapter listener;
  private JScrollPane scroller;



  protected FeatureCallScreening(String[] newGroups, String featureName, 
          PServerInterface psInt)
  {
    super(newGroups, featureName, psInt);

    model = new DefaultTableModel(new String[]
    {
      "Name", "Number"
    }, 0)
    {
      public boolean isCellEditable(int row, int column)
      {
        return false;
      }

    };
    table = new JTable(model);

    table.setPreferredScrollableViewportSize(new Dimension(this.getWidth(), 
            50));
    table.setCellSelectionEnabled(false);
    table.setColumnSelectionAllowed(false);

    scroller = new JScrollPane(table);

    scroller.setToolTipText("right-click to edit list of phone numbers to screen");

    userLayout.add(Box.createVerticalStrut(5));
    userLayout.add(scroller);

    menu = new JPopupMenu();

    AbstractAction action = new AbstractAction("Add")
    {
      public void actionPerformed(ActionEvent e)
      {
        tableEditor.pack();
        tableEditor.setVisible(true);

        if (tableEditor.isOkClicked())
        {
          String name = tableEditor.getName();
          String number = tableEditor.getNumber();

          model.addRow(new String[]
          {
            name, number
          });
          model.fireTableDataChanged();
        }

        tableEditor.clear();
      }

    };

    menu.add(action);


    action = new AbstractAction("Remove")
    {
      public void actionPerformed(ActionEvent e)
      {
        while (table.getSelectedRowCount() > 0)
        {
          int row = table.getSelectedRow();

          model.removeRow(row);
        }

        model.fireTableDataChanged();
      }

    };

    menu.add(action);


    class ScreeningTableListener extends MouseAdapter
    {
      public void mouseReleased(MouseEvent e)
      {
        if ((e.getModifiers() & InputEvent.BUTTON3_MASK) 
            == InputEvent.BUTTON3_MASK)
        {
          FeatureCallScreening.this.menu.show(FeatureCallScreening.this, 
                  e.getX(), e.getY());
        }
      }

    }

    listener = new ScreeningTableListener();

    table.addMouseListener(listener);
    scroller.addMouseListener(listener);

    addChangeListener();
  }

  public String getData(int dataId)
  {
    switch (dataId)
    {

      case UserTableModel.CALL_SCREEN_ADMIN_ENABLED:
      {
        if (adminEnabledChanged)
        {
          return adminEnabled.isSelected() + "";
        }
      }                                 // end case admin enabled

      case UserTableModel.CALL_SCREEN_GROUP:
      {
        if (!featureGroups.getSelectedItem().equals(""))
        {
          return featureGroups.getSelectedItem().toString();
        }
      }                                 // end case group

        break;

      case UserTableModel.CALL_SCREEN_NUMBERS:
      {
        String callScreenData = "";

        for (int row = 0; row < model.getRowCount(); row++)
        {
          if (!model.getValueAt(row, 
                  0).equals(""))        // don't add blank lines as aliases
          {
            callScreenData += model.getValueAt(row, 0) + ",";
            callScreenData += model.getValueAt(row, 1) + ";";
          }
        }

        return callScreenData;
      }                                 // end case numbers
    }                                   // end switch

    return null;
  }     // end getData

  public boolean setData(int dataId, String data)
  {
    switch (dataId)
    {

      case UserTableModel.CALL_SCREEN_ADMIN_ENABLED:
      {
        if (data.equalsIgnoreCase("true"))
        {
          adminEnabled.setSelected(true);
          enableUserFields(true);
        }
        else
        {
          adminEnabled.setSelected(false);
          enableUserFields(false);
        }

        return true;
      }

      case UserTableModel.CALL_SCREEN_GROUP:
      {
        featureGroups.setSelectedItem(data);

        return true;
      }

      case UserTableModel.CALL_SCREEN_NUMBERS:
      {
        StringTokenizer tokenizer = new StringTokenizer(data, ",;", false);
        String name;
        String number;

        while (tokenizer.hasMoreTokens())
        {
          name = tokenizer.nextToken();
          number = tokenizer.nextToken();

          model.addRow(new String[]
          {
            name, number
          });
        }

        model.fireTableDataChanged();

        return true;
      }
    }

    return false;
  }     // end method setData

  public void clearFeatureSpecificFields()
  {
    if (model.getRowCount() > 0)
    {
      int numRows = model.getRowCount();

      for (int i = 0; i < numRows; i++)
      {
        model.removeRow(0);
      }
    }
  }     // end method clearFeatureSpecificFields

  public void setMode(int mode)
  {

    // nothing to do so far
  }

  protected void addChangeListener()
  {
    adminEnabled.addChangeListener(new ChangeListener()
    {
      public void stateChanged(ChangeEvent e)
      {
        if (adminEnabled.isSelected())
        {
          enableUserFields(true);
        }
        else
        {
          enableUserFields(false);
        }
      }

    });
  }

  private void enableUserFields(boolean enable)
  {
    table.setEnabled(enable);
    scroller.setEnabled(enable);

    if (!enable)
    {
      table.removeMouseListener(listener);
      scroller.removeMouseListener(listener);
      table.removeMouseListener(listener);
      scroller.removeMouseListener(listener);
      table.setRowSelectionAllowed(false);
    }
    else
    {
      table.addMouseListener(listener);
      scroller.addMouseListener(listener);
      table.setRowSelectionAllowed(true);
    }
  }

  protected void disableFeature()
  {
    enableUserFields(false);

    // This feature will be set ON if there are any items in the call screening
    // table. So remove them all.
    int rows = table.getRowCount();

    for (int i = 0; i < rows; i++)
    {
      model.removeRow(0);
    }
  }

  protected void enableFeature()
  {
    enableUserFields(adminEnabled.isSelected());
  }

  public boolean isDataValid()
  {
    return true;        // no validating fields avaliable for this component yet
  }

}