206 lines
6.1 KiB
Java
206 lines
6.1 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 java.awt.event.*;
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import java.util.*;
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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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import org.apache.poi.hssf.util.HSSFColor;
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/**
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* Sheet Viewer Table Cell Editor -- not commented via javadoc as it
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* nearly completely consists of overridden methods.
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*
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* @author Jason Height
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* @since 16 July 2002
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*/
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public class SVTableCellEditor extends AbstractCellEditor implements TableCellEditor, ActionListener {
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private static final Color black = getAWTColor(new HSSFColor.BLACK());
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private static final Color white = getAWTColor(new HSSFColor.WHITE());
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private Hashtable colors = HSSFColor.getIndexHash();
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private HSSFWorkbook wb;
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private JTextField editor;
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private HSSFCell editorValue;
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public SVTableCellEditor(HSSFWorkbook wb) {
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this.wb = wb;
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this.editor = new JTextField();
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}
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/**
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* Gets the cellEditable attribute of the SVTableCellEditor object
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*
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* @return The cellEditable value
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*/
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public boolean isCellEditable(java.util.EventObject e) {
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if (e instanceof MouseEvent) {
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return ((MouseEvent) e).getClickCount() >= 2;
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}
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return false;
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}
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public boolean shouldSelectCell(EventObject anEvent) {
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return true;
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}
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public boolean startCellEditing(EventObject anEvent) {
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System.out.println("Start Cell Editing");
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return true;
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}
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public boolean stopCellEditing() {
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System.out.println("Stop Cell Editing");
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fireEditingStopped();
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return true;
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}
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public void cancelCellEditing() {
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System.out.println("Cancel Cell Editing");
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fireEditingCanceled();
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}
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public void actionPerformed(ActionEvent e) {
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System.out.println("Action performed");
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stopCellEditing();
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}
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/**
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* Gets the cellEditorValue attribute of the SVTableCellEditor object
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*
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* @return The cellEditorValue value
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*/
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public Object getCellEditorValue() {
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System.out.println("GetCellEditorValue");
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//JMH Look at when this method is called. Should it return a HSSFCell?
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return editor.getText();
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}
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/**
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* Gets the tableCellEditorComponent attribute of the SVTableCellEditor object
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*
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* @return The tableCellEditorComponent value
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*/
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public Component getTableCellEditorComponent(JTable table, Object value,
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boolean isSelected,
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int row,
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int column) {
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System.out.println("GetTableCellEditorComponent");
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HSSFCell cell = (HSSFCell) value;
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if (cell != null) {
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HSSFCellStyle style = cell.getCellStyle();
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HSSFFont f = wb.getFontAt(style.getFontIndex());
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boolean isbold = f.getBoldweight() > HSSFFont.BOLDWEIGHT_NORMAL;
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boolean isitalics = f.getItalic();
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int fontstyle = Font.PLAIN;
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if (isbold) fontstyle = Font.BOLD;
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if (isitalics) fontstyle = fontstyle | Font.ITALIC;
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int fontheight = f.getFontHeightInPoints();
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if (fontheight == 9) fontheight = 10; //fix for stupid ol Windows
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Font font = new Font(f.getFontName(),fontstyle,fontheight);
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editor.setFont(font);
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if (style.getFillPattern() == HSSFCellStyle.SOLID_FOREGROUND) {
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editor.setBackground(getAWTColor(style.getFillForegroundColor(), white));
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} else editor.setBackground(white);
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editor.setForeground(getAWTColor(f.getColor(), black));
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//Set the value that is rendered for the cell
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switch (cell.getCellType()) {
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case HSSFCell.CELL_TYPE_BLANK:
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editor.setText("");
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break;
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case HSSFCell.CELL_TYPE_BOOLEAN:
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if (cell.getBooleanCellValue()) {
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editor.setText("true");
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} else {
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editor.setText("false");
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}
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break;
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case HSSFCell.CELL_TYPE_NUMERIC:
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editor.setText(Double.toString(cell.getNumericCellValue()));
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break;
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case HSSFCell.CELL_TYPE_STRING:
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editor.setText(cell.getRichStringCellValue().getString());
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break;
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case HSSFCell.CELL_TYPE_FORMULA:
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default:
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editor.setText("?");
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}
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switch (style.getAlignment()) {
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case HSSFCellStyle.ALIGN_LEFT:
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case HSSFCellStyle.ALIGN_JUSTIFY:
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case HSSFCellStyle.ALIGN_FILL:
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editor.setHorizontalAlignment(SwingConstants.LEFT);
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break;
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case HSSFCellStyle.ALIGN_CENTER:
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case HSSFCellStyle.ALIGN_CENTER_SELECTION:
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editor.setHorizontalAlignment(SwingConstants.CENTER);
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break;
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case HSSFCellStyle.ALIGN_GENERAL:
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case HSSFCellStyle.ALIGN_RIGHT:
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editor.setHorizontalAlignment(SwingConstants.RIGHT);
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break;
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default:
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editor.setHorizontalAlignment(SwingConstants.LEFT);
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break;
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}
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}
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return editor;
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}
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/** This method retrieves the AWT Color representation from the colour hash table
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*
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*/
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private final Color getAWTColor(int index, Color deflt) {
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HSSFColor clr = (HSSFColor)colors.get(new Integer(index));
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if (clr == null) return deflt;
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return getAWTColor(clr);
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}
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private static final Color getAWTColor(HSSFColor clr) {
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short[] rgb = clr.getTriplet();
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return new Color(rgb[0],rgb[1],rgb[2]);
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}
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}
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