new class from Jason Height

git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@352757 13f79535-47bb-0310-9956-ffa450edef68

src/contrib/src/org/apache/poi/hssf/contrib/view/SViewerPanel.java

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+
+/* ====================================================================
+ * The Apache Software License, Version 1.1
+ *
+ * Copyright (c) 2002 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 apache@apache.org.
+ *
+ * 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,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * 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.awt.*;
+import java.awt.event.*;
+import java.io.*;
+import javax.swing.*;
+
+import org.apache.poi.hssf.usermodel.HSSFWorkbook;
+import org.apache.poi.hssf.usermodel.HSSFSheet;
+import org.apache.poi.hssf.usermodel.HSSFCell;
+
+/**
+ * This class presents the sheets to the user.
+ *
+ *
+ * @author Andrew C. Oliver
+ * @author Jason Height
+ */
+public class SViewerPanel extends JPanel {
+  private HSSFWorkbook wb;
+  private JTable sheets[];
+
+  /**Construct the representation of the workbook*/
+  public SViewerPanel(HSSFWorkbook wb) {
+    this.wb = wb;
+
+    //Initialise the Panel
+    JTabbedPane sheetPane = new JTabbedPane(JTabbedPane.BOTTOM);
+    int sheetCount = wb.getNumberOfSheets();
+    sheets = new JTable[sheetCount];
+    SVTableCellRenderer rnd = new SVTableCellRenderer(wb);
+    for (int i=0; i<sheetCount;i++) {
+      String sheetName = wb.getSheetName(i);
+      //Construct the view of the sheet
+      SVTableModel tm = new SVTableModel(wb.getSheetAt(i));
+      sheets[i] = new JTable(tm);
+      sheets[i].setDefaultRenderer(HSSFCell.class, rnd);
+      //Add the new sheet to the tabbed pane
+      sheetPane.addTab(sheetName, new JScrollPane(sheets[i]));
+    }
+    setLayout(new BorderLayout());
+    add(sheetPane, BorderLayout.CENTER);
+  }
+
+  public void paint(Graphics g) {
+    long start = System.currentTimeMillis();
+    super.paint(g);
+    long elapsed = System.currentTimeMillis()-start;
+    System.out.println("Paint time = "+elapsed);
+  }
+
+  /**Main method*/
+  public static void main(String[] args) {
+    try {
+      FileInputStream in = new FileInputStream(args[0]);
+      HSSFWorkbook wb = new HSSFWorkbook(in);
+      in.close();
+
+      SViewerPanel p = new SViewerPanel(wb);
+      JFrame frame;
+      frame = new JFrame() {
+        protected void processWindowEvent(WindowEvent e) {
+          super.processWindowEvent(e);
+          if (e.getID() == WindowEvent.WINDOW_CLOSING) {
+            System.exit(0);
+          }
+        }
+        public synchronized void setTitle(String title) {
+          super.setTitle(title);
+          enableEvents(AWTEvent.WINDOW_EVENT_MASK);
+        }
+      };
+      frame.setTitle("Viewer Frame");
+      frame.getContentPane().add(p, BorderLayout.CENTER);
+      frame.setSize(400,320);
+      Dimension d = Toolkit.getDefaultToolkit().getScreenSize();
+      frame.setLocation((d.width - frame.getSize().width) / 2, (d.height - frame.getSize().height) / 2);
+      frame.setVisible(true);
+    } catch (IOException ex) {
+      ex.printStackTrace();
+      System.exit(1);
+    }
+  }
+}