97 lines
3.0 KiB
Java
97 lines
3.0 KiB
Java
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/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.hssf.contrib.view;
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import java.awt.*;
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import javax.swing.*;
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import javax.swing.table.*;
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import org.apache.poi.hssf.usermodel.*;
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/**
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* This class presents the row header to the table.
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*
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*
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* @author Jason Height
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*/
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public class SVRowHeader extends JList {
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/** This model simply returns an integer number up to the number of rows
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* that are present in the sheet.
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*
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*/
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private class SVRowHeaderModel extends AbstractListModel {
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private HSSFSheet sheet;
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public SVRowHeaderModel(HSSFSheet sheet) {
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this.sheet = sheet;
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}
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public int getSize() {
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return sheet.getLastRowNum() + 1;
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}
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public Object getElementAt(int index) {
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return Integer.toString(index+1);
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}
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}
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/** Renderes the row number*/
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private class RowHeaderRenderer extends JLabel implements ListCellRenderer {
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private HSSFSheet sheet;
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private int extraHeight;
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RowHeaderRenderer(HSSFSheet sheet, JTable table, int extraHeight) {
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this.sheet = sheet;
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this.extraHeight = extraHeight;
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JTableHeader header = table.getTableHeader();
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setOpaque(true);
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setBorder(UIManager.getBorder("TableHeader.cellBorder"));
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setHorizontalAlignment(CENTER);
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setForeground(header.getForeground());
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setBackground(header.getBackground());
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setFont(header.getFont());
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}
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public Component getListCellRendererComponent( JList list,
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Object value, int index, boolean isSelected, boolean cellHasFocus) {
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Dimension d = getPreferredSize();
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HSSFRow row = sheet.getRow(index);
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int rowHeight;
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if(row == null) {
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rowHeight = (int)sheet.getDefaultRowHeightInPoints();
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} else {
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rowHeight = (int)row.getHeightInPoints();
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}
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d.height = rowHeight+extraHeight;
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setPreferredSize(d);
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setText((value == null) ? "" : value.toString());
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return this;
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}
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}
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public SVRowHeader(HSSFSheet sheet, JTable table, int extraHeight) {
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ListModel lm = new SVRowHeaderModel(sheet);
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this.setModel(lm);
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setFixedCellWidth(50);
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setCellRenderer(new RowHeaderRenderer(sheet, table, extraHeight));
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}
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}
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