guiserver/java/ComboBoxWidget.java

   1 //
   2 //  ComboBoxWidget.java
   3 //  guiserver
   4 //
   5 //  Created by Lutz Mueller on 5/13/07.
   6 //
   7 //
   8 //    Copyright (C) 2007 Lutz Mueller
   9 //
  10 //    This program is free software: you can redistribute it and/or modify
  11 //    it under the terms of the GNU General Public License as published by
  12 //    the Free Software Foundation, either version 3 of the License, or
  13 //    (at your option) any later version.
  14 //
  15 //    This program is distributed in the hope that it will be useful,
  16 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 //    GNU General Public License for more details.
  19 //
  20 //    You should have received a copy of the GNU General Public License
  21 //    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  22 //
  23
  24
  25 import java.awt.*;
  26 import java.awt.event.*;
  27 import javax.swing.*;
  28 import java.util.*;
  29
  30
  31 @SuppressWarnings("unchecked")
  32 public class ComboBoxWidget extends gsObject implements ActionListener{
  33
  34 JComboBox combobox;
  35
  36 public ComboBoxWidget(StringTokenizer params)
  37         {
  38         combobox = new JComboBox();
  39         jcomponent = combobox;
  40         component = combobox;
  41         container = combobox;
  42
  43         id = params.nextToken();
  44         action = params.nextToken();
  45
  46         while(params.hasMoreTokens())
  47                 combobox.addItem(Base64Coder.decodeString(params.nextToken()));
  48
  49         gsObject.widgets.put(id, this);
  50
  51         combobox.addActionListener(this);
  52         }
  53
  54 public void actionPerformed(ActionEvent e)
  55         {
  56         int index = combobox.getSelectedIndex();
  57         String idx = Integer.toString(index);
  58         String item = Base64Coder.encodeString(combobox.getSelectedItem().toString());
  59         guiserver.out.println("(" + action + " \"" + id + "\" " + idx + " \"" + item + "\")");
  60         guiserver.out.flush();
  61         }
  62
  63 public void addListItem(StringTokenizer tokens)
  64         {
  65         while(tokens.hasMoreTokens())
  66                 combobox.addItem(Base64Coder.decodeString(tokens.nextToken()));
  67         }
  68
  69 public void removeListItem(StringTokenizer tokens)
  70         {
  71         int index = 0;
  72
  73         while(tokens.hasMoreTokens())
  74                 {
  75                 index = Integer.parseInt(tokens.nextToken());
  76                 if(index > (combobox.getItemCount() - 1)) index = combobox.getItemCount() - 1;
  77                 if(index < 0) index = 0;
  78                 combobox.removeItemAt(index);
  79                 }
  80         }
  81
  82 public void insertListItem(StringTokenizer tokens)
  83         {
  84         int index = 0;
  85         String text;
  86
  87         while(tokens.hasMoreTokens())
  88                 {
  89                 text = Base64Coder.decodeString(tokens.nextToken());
  90                 index = Integer.parseInt(tokens.nextToken());
  91                 if(index > (combobox.getItemCount() - 1)) index = combobox.getItemCount() - 1;
  92                 if(index < 0) index = 0;
  93                 combobox.insertItemAt(text, index);
  94                 }
  95         }
  96
  97 public void selectListItem(StringTokenizer tokens)
  98         {
  99         String item = Base64Coder.decodeString(tokens.nextToken());
 100         combobox.setSelectedItem(item);
 101         }
 102
 103 public void clearList(StringTokenizer tokens)
 104         {
 105         combobox.removeAllItems();
 106         }
 107
 108 }
 109
 110
 111 // eof //