001    /******************************************************************************
002     * Copyright (C) MActor Developers. All rights reserved.                        *
003     * ---------------------------------------------------------------------------*
004     * This file is part of MActor.                                               *
005     *                                                                            *
006     * MActor is free software; you can redistribute it and/or modify             *
007     * it under the terms of the GNU General Public License as published by       *
008     * the Free Software Foundation; either version 2 of the License, or          *
009     * (at your option) any later version.                                        *
010     *                                                                            *
011     * MActor is distributed in the hope that it will be useful,                  *
012     * but WITHOUT ANY WARRANTY; without even the implied warranty of             *
013     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the              *
014     * GNU General Public License for more details.                               *
015     *                                                                            *
016     * You should have received a copy of the GNU General Public License          *
017     * along with MActor; if not, write to the Free Software                      *
018     * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA *
019     ******************************************************************************/
020    /**
021     * 
022     */
023    package org.mactor.ui.gui;
024    
025    import java.awt.BorderLayout;
026    import java.awt.Font;
027    
028    import javax.swing.JPanel;
029    import javax.swing.JTextArea;
030    
031    import org.mactor.ui.gui.project.editors.TipListener;
032    
033    public class TipPanel extends JPanel implements TipListener {
034            JTextArea tipText = new JTextArea(2, 40);
035            String tip1;
036            String tip2;
037            String tip3;
038            public TipPanel() {
039                    super(new BorderLayout());
040                    tipText.setBackground(getBackground());
041                    tipText.setEditable(false);
042                    tipText.setLineWrap(true);
043                    tipText.setFont(tipText.getFont().deriveFont(Font.ITALIC));
044                    add(tipText, BorderLayout.NORTH);
045            }
046            public void onTip(int tipLevel, String tip) {
047                    String text = "";
048                    if (tip == null)
049                            tip = "";
050                    if (tipLevel == 1) {
051                            tip2 = null;
052                            tip3 = null;
053                            tip1 = tip;
054                            text = tip;
055                    } else if (tipLevel == 2) {
056                            tip3 = null;
057                            tip2 = tip;
058                            if (tip1 != null && tip1.length() > 0)
059                                    text = tip1 + "\n\n";
060                            text = text + tip;
061                    } else if (tipLevel == 3) {
062                            tip3 = tip;
063                            if (tip1 != null && tip1.length() > 0)
064                                    text = tip1 + "\n\n";
065                            if (tip2 != null && tip2.length() > 0)
066                                    text = text + tip2 + "\n\n";
067                            text = text + tip;
068                    }
069                    tipText.setText("\n\n\n" + text);
070            }
071    }