JTabContent


1   /*  
2       =========================================================================
3       Package ui - Implements user interface components
4   
5       This module is developed and maintained by PlanetaMessenger.org. 
6       Specs, New and updated versions can be found in 
7       http://www.planetamessenger.org
8       If you want contact the Team please send a email to Project Manager
9       Leidson Campos Alves Ferreira at leidson@planetamessenger.org
10  
11      Copyright (C) since 2001 by PlanetaMessenger.org
12  
13      This program is free software; you can redistribute it and/or modify
14      it under the terms of the GNU General Public License as published by
15      the Free Software Foundation; either version 2 of the License, or
16      (at your option) any later version.
17  
18      This program is distributed in the hope that it will be useful,
19      but WITHOUT ANY WARRANTY; without even the implied warranty of
20      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
21      GNU General Public License for more details.
22  
23      You should have received a copy of the GNU General Public License
24      along with this program; if not, write to the Free Software
25      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26  
27      =========================================================================
28  */
29  /**
30   *
31   * $Id: JTabContent.java,v 1.20 2007/02/13 04:46:28 popolony2k Exp $
32   * $Author: popolony2k $
33   * $Name:  $
34   * $Revision: 1.20 $
35   * $State: Exp $
36   *
37   */
38  
39  package org.planetamessenger.mos.ui;
40  
41  import javax.swing.*;
42  import javax.swing.event.*;
43  import javax.swing.text.*;
44  import javax.swing.text.html.*;
45  import org.planetamessenger.mos.engine.*;
46  import org.planetamessenger.mos.forms.JMOSSendMessageDlg;
47  import org.planetamessenger.plugin.*;
48  import org.planetamessenger.util.JTextUtil;
49  
50  /** The user interface for sending messages */
51  public class JTabContent extends java.awt.Container   implements ChangeListener {
52  
53    JMOSSendMessageDlg           parent            = null;
54    public JTextPane             messageEdit       = null;
55    public JScrollPane           messagePane       = null;
56    public JTextPane             historyEdit       = null;
57    public JScrollPane           historyPane       = null;
58    public JContactListItem      ownerItem         = null;
59    JSplitPane                   splitPane         = null;
60    String                         strSelfAliasName  = "";
61  
62  
63    /**
64     * Constructor. Initilizes all 
65     * class data.
66     * @param parent Reference to the parent window;
67     * @param item The owner of this data class;
68     */
69    JTabContent( JMOSSendMessageDlg parent, JContactListItem ownerItem )  {
70      
71      java.awt.GridBagConstraints     constraints = new java.awt.GridBagConstraints  ();
72  
73  
74      strSelfAliasName  = JSharedObjects.getPluginEngine().get( ownerItem.getPluginId() ).getAliasName();
75      messageEdit       = new JTextPane();
76      messagePane       = new JScrollPane( messageEdit );
77      historyEdit       = new JTextPane();
78      historyPane       = new JScrollPane( historyEdit );
79      splitPane         = new JSplitPane( JSplitPane.VERTICAL_SPLIT, historyPane, messagePane );
80      this.ownerItem    = ownerItem;
81      this.parent       = parent;
82      setLayout( new java.awt.GridBagLayout  () );
83      
84      // History pane setup
85      constraints.gridx      = 0;
86      constraints.gridy      = 0;
87      constraints.gridwidth  = java.awt.GridBagConstraints.REMAINDER;
88      constraints.gridheight = 1;
89      constraints.weightx    = 1.0;
90      constraints.weighty    = 1.0;
91      constraints.fill       = java.awt.GridBagConstraints.BOTH;
92      constraints.insets     = new java.awt.Insets  ( 1, 1, 1, 1 );
93      add( splitPane, constraints );
94  
95      splitPane.setOneTouchExpandable( true );
96      
97      historyEdit.setFont( JSystemFonts.FONT );
98      historyEdit.setEditable( false );
99      historyEdit.setEditorKit( JEditorPane.createEditorKitForContentType( "text/html" ) ); 
100     //historyEdit.setContentType( "text/html" );
101     historyPane.setPreferredSize( new java.awt.Dimension  ( 350, 90 ) );
102     
103     // Message pane setup
104     messageEdit.setFont( JSystemFonts.FONT );
105     messageEdit.addKeyListener( new java.awt.event.KeyAdapter  () {
106       public void keyReleased( java.awt.event.KeyEvent   keyEvt )  {
107         processKey( keyEvt );
108       }
109     } );
110     messagePane.setPreferredSize( new java.awt.Dimension  ( 350, 75 ) );
111   }
112 
113   /**
114    * Add the message text to the tab history box.
115    * This method is called when the PlanetaMessenger user
116    * send a message to a buddy.
117    */
118   public void addHistoryText()  {
119   
120     if( messageEdit.getText().compareTo( "" ) != 0 )  {
121       JButton                  sendButton = this.parent.getSendButton();
122       HTMLDocument   doc        = ( HTMLDocument ) historyEdit.getDocument();
123       HTMLEditorKit  html       = ( HTMLEditorKit ) historyEdit.getEditorKit();
124 
125       
126       try  {
127         html.insertHTML( 
128           doc, doc.getLength(), 
129           "<b>" + strSelfAliasName + ": </b>" + JTextUtil.encodeHtml( messageEdit.getText() ), 
130           0, 0, null
131         );
132         historyEdit.setCaretPosition( doc.getLength() );
133         messageEdit.setText( "" );
134         sendButton.setEnabled( false );
135         messageEdit.requestFocus();
136       }  catch( BadLocationException e )  {
137         System.err.println( "JTabContent.addHistoryText() - " + e );
138       }  catch( java.io.IOException   ioe )  {
139         System.err.println( "JTabContent.addHistoryText() - " + ioe );
140       }
141     }
142   }
143   
144   /**
145    * Add a message text to the history box.
146    * This method is called when a buddy send a message to
147    * PlanetaMessenger user.
148    * @param strText The text to add;
149    */
150   public void addHistoryText( String   strText )  {
151   
152     if( strText.compareTo( "" ) != 0 )  {
153       JButton        sendButton = this.parent.getSendButton();
154       HTMLDocument   doc        = ( HTMLDocument ) historyEdit.getDocument();
155       HTMLEditorKit  html       = ( HTMLEditorKit ) historyEdit.getEditorKit();
156 
157       try {
158         html.insertHTML( doc, doc.getLength(), strText, 0, 0, null );
159         historyEdit.setCaretPosition( doc.getLength() );
160       }  catch( BadLocationException e )  {
161         System.err.println( "JTabContent.addHistoryText( String ) - " + e );
162       } catch( java.io.IOException   ioe )  {
163         System.err.println( "JTabContent.addHistoryText( String ) - " + ioe );
164       }
165     }
166   }
167   
168   /**
169    * Process the key event of messageEdit
170    * component.
171    * @param keyEvt The key event object;
172    */
173   private void processKey( java.awt.event.KeyEvent   keyEvt )  {
174     
175     JButton  sendButton = this.parent.getSendButton();
176         
177     if( messageEdit.getText().length() > 0 )
178       sendButton.setEnabled( true );
179     else
180       sendButton.setEnabled( false );
181   }
182   
183   /**
184    * Implements the stateChanged method listener
185    * to receive Tab events.
186    * @param changeEvent The Tab event;
187    */
188   public void stateChanged( ChangeEvent changeEvent ) {
189    
190     JMessagePane         messageTabs = this.parent.getTabbedMessagePane();
191     
192     if( !isShowing() )
193       processKey( null );
194     else
195       messageTabs.disableCurrentTabMessageIcon();
196   }
197 }  
198 
199 // JTabContent class
200
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