svtablemodel.java

Office格式转换代码

/* ====================================================================
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 2003 The Apache Software Foundation.  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 end-user documentation included with the redistribution,
 *    if any, must include the following acknowledgment:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowledgment may appear in the software itself,
 *    if and wherever such third-party acknowledgments normally appear.
 *
 * 4. The names "Apache" and "Apache Software Foundation" and
 *    "Apache POI" must not be used to endorse or promote products
 *    derived from this software without prior written permission. For
 *    written permission, please contact [e-mail].
 *
 * 5. Products derived from this software may not be called "Apache",
 *    "Apache POI", nor may "Apache" appear in their name, without
 *    prior written permission of the Apache Software Foundation.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * 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 many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 */


package org.apache.poi.hssf.contrib.view;

import java.util.Iterator;
import javax.swing.table.*;

import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFCell;

/**
 * Sheet Viewer Table Model - The model for the Sheet Viewer just overrides things.
 * @author Andrew C. Oliver
 */

public class SVTableModel extends AbstractTableModel {
  private HSSFSheet st = null;
  int maxcol = 0;

  public SVTableModel(HSSFSheet st, int maxcol) {
    this.st = st;
    this.maxcol=maxcol;
  }

  public SVTableModel(HSSFSheet st) {
    this.st = st;
    Iterator i = st.rowIterator();

    while (i.hasNext()) {
      HSSFRow row = (HSSFRow)i.next();
      if (maxcol < (row.getLastCellNum()+1)) {
         this.maxcol = row.getLastCellNum();
      }
    }
  }


  public int getColumnCount() {
    return this.maxcol+1;
  }
  public Object getValueAt(int row, int col) {
    HSSFRow r = st.getRow(row);
    HSSFCell c = null;
    if (r != null) {
      c = r.getCell((short)col);
    }
    return c;
  }
  public int getRowCount() {
    return st.getLastRowNum() + 1;
  }

  public Class getColumnClass(int c) {
	return HSSFCell.class;
  }

  public boolean isCellEditable(int rowIndex, int columnIndex) {
    return true;
  }

  public void setValueAt(Object aValue, int rowIndex, int columnIndex) {
    if (aValue != null)
      System.out.println("SVTableModel.setValueAt. value type = "+aValue.getClass().getName());
    else System.out.println("SVTableModel.setValueAt. value type = null");
  }


}