www.pudn.com > jfreereport-0.8.3f.zip > IconTableModel.java

/** 
 * ======================================== 
 * JFreeReport : a free Java report library 
 * ======================================== 
 * 
 * Project Info:  http://www.jfree.org/jfreereport/index.html 
 * Project Lead:  Thomas Morgner; 
 * 
 * (C) Copyright 2000-2002, by Simba Management Limited and Contributors. 
 * 
 * This library is free software; you can redistribute it and/or modify it under the terms 
 * of the GNU Lesser General Public License as published by the Free Software Foundation; 
 * either version 2.1 of the License, or (at your option) any later version. 
 * 
 * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; 
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
 * See the GNU Lesser General Public License for more details. 
 * 
 * You should have received a copy of the GNU Lesser General Public License along with this 
 * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, 
 * Boston, MA 02111-1307, USA. 
 * 
 * ------------------- 
 * IconTableModel.java 
 * ------------------- 
 * (C)opyright 2002, by Simba Management Limited. 
 * 
 * Original Author:  David Gilbert (for Simba Management Limited); 
 * Contributor(s):   -; 
 * 
 * $Id: IconTableModel.java,v 1.12.2.1 2003/08/24 14:18:07 taqua Exp $ 
 * 
 * Changes 
 * ------- 
 * 15-Jul-2002 : Version 1 (DG); 
 * 
 */ 
 
package com.jrefinery.report.demo; 
 
import java.awt.Image; 
import java.util.ArrayList; 
import java.util.List; 
import javax.swing.table.AbstractTableModel; 
 
/** 
 * A simple TableModel implementation used for demonstration purposes. 
 * 
 * @author David Gilbert 
 */ 
public class IconTableModel extends AbstractTableModel 
{ 
 
  /** The table data. */ 
  private List data; 
 
  /** 
   * Constructs a new IconTableModel, initially empty. 
   */ 
  public IconTableModel() 
  { 
    this.data = new ArrayList(); 
  } 
 
  /** 
   * Adds a new entry to the table model. 
   * 
   * @param name The icon name. 
   * @param category The category name. 
   * @param icon The icon. 
   * @param size The size of the icon image in bytes. 
   */ 
  protected void addIconEntry(final String name, final String category, final Image icon, final Long size) 
  { 
    final Object[] item = new Object[4]; 
    item[0] = name; 
    item[1] = category; 
    item[2] = icon; 
    item[3] = size; 
    data.add(0, item); 
  } 
 
  /** 
   * Returns the number of rows in the table model. 
   * 
   * @return The row count. 
   */ 
  public int getRowCount() 
  { 
    return data.size(); 
  } 
 
  /** 
   * Returns the number of columns in the table model. 
   * 
   * @return The column count. 
   */ 
  public int getColumnCount() 
  { 
    return 4; 
  } 
 
  /** 
   * Returns the data item at the specified row and column. 
   * 
   * @param row The row index. 
   * @param column The column index. 
   * 
   * @return The data item. 
   */ 
  public Object getValueAt(final int row, final int column) 
  { 
    final Object[] item = (Object[]) data.get(row); 
    return item[column]; 
  } 
 
  /** 
   * Returns the class of the specified column. 
   * 
   * @param column The column index. 
   * 
   * @return The column class. 
   */ 
  public Class getColumnClass(final int column) 
  { 
    if (column == 2) 
    { 
      return java.awt.Image.class; 
    } 
    else 
    { 
      return Object.class; 
    } 
  } 
 
  /** 
   * Returns the name of the specified column. 
   * 
   * @param column The column. 
   * 
   * @return The column name. 
   */ 
  public String getColumnName(final int column) 
  { 
    switch (column) 
    { 
      case 0: 
        return "Name"; 
      case 1: 
        return "Category"; 
      case 2: 
        return "Icon"; 
      case 3: 
        return "Size"; 
      default: 
        return "Error"; 
    } 
  } 
 
}