Source Code : Animated Icon Table Example

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Animated Icon Table Example

 
// Example from http://www.crionics.com/products/opensource/faq/swing_ex/SwingExamples.html

/* (swing1.1.1beta2) */


import java.awt.Image;
import java.awt.Rectangle;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.image.ImageObserver;

import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.UIManager;
import javax.swing.table.AbstractTableModel;
import javax.swing.table.TableModel;

/**
 * @version 1.0 06/19/99
 */
public class AnimatedIconTableExample extends JFrame {

  public AnimatedIconTableExample() {
    super("AnimatedIconTable Example");

    final Object[][] data = new Object[][] {
        { new ImageIcon("Java2sAnimation.gif"),
            new ImageIcon("Java2sAnimation.gif") },
        { new ImageIcon("Java2sAnimation.gif"),
            new ImageIcon("Java2sAnimation.gif") } };
    final Object[] column = new Object[] { "Boy and Girl", "Dog and Cat" };

    AbstractTableModel model = new AbstractTableModel() {
      public int getColumnCount() {
        return column.length;
      }

      public int getRowCount() {
        return data.length;
      }

      public String getColumnName(int col) {
        return (String) column[col];
      }

      public Object getValueAt(int row, int col) {
        return data[row][col];
      }

      public Class getColumnClass(int col) {
        return ImageIcon.class;
      }
    };

    JTable table = new JTable(model);
    table.setRowHeight(50);
    setImageObserver(table);
    JScrollPane pane = new JScrollPane(table);
    getContentPane().add(pane);
  }

  private void setImageObserver(JTable table) {
    TableModel model = table.getModel();
    int colCount = model.getColumnCount();
    int rowCount = model.getRowCount();
    for (int col = 0; col < colCount; col++) {
      if (ImageIcon.class == model.getColumnClass(col)) {
        for (int row = 0; row < rowCount; row++) {
          ImageIcon icon = (ImageIcon) model.getValueAt(row, col);
          if (icon != null) {
            icon.setImageObserver(new CellImageObserver(table, row,
                col));
          }
        }
      }
    }
  }

  class CellImageObserver implements ImageObserver {
    JTable table;

    int row;

    int col;

    CellImageObserver(JTable table, int row, int col) {
      this.table = table;
      this.row = row;
      this.col = col;
    }

    public boolean imageUpdate(Image img, int flags, int x, int y, int w,
        int h) {
      if ((flags & (FRAMEBITS | ALLBITS)) != 0) {
        Rectangle rect = table.getCellRect(row, col, false);
        table.repaint(rect);
      }
      return (flags & (ALLBITS | ABORT)) == 0;
    }
  }

  public static void main(String[] args) {
    AnimatedIconTableExample frame = new AnimatedIconTableExample();
    frame.addWindowListener(new WindowAdapter() {
      public void windowClosing(WindowEvent e) {
        System.exit(0);
      }
    });
    frame.setSize(300, 150);
    frame.setVisible(true);
  }
}

           
         
  

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