scrollbar in Panel.....help
hi.... i have to add images(picture) in Panel .because I have to add more pictures(image), scrollbar (or JScrollPane) will require please help me how to do.
U can also help in respect of following program, Thanks.
// <applet code="AnImageApplet" width="400" height="400"></applet>
// use: >appletviewer AnImageApplet.java
import java.applet.Applet;
import java.awt.*;
import java.awt.event.*;
import java.awt.image.BufferedImage;
import java.io.*;
import javax.imageio.ImageIO;
public class AnImageApplet extends Applet
{
public void init()
{
setLayout(new BorderLayout());
add(new AnImagePanel());
}
public static void main( String[] args )
{
Applet applet = new AnImageApplet();
Frame frame = new Frame( "Image" );
frame.addWindowListener(closer);
frame.add(applet);
frame.setSize(400,400);
frame.setLocation(200,200);
applet.init();
frame.setVisible(true);
}
private static WindowListener closer = new WindowAdapter()
{
public void windowClosing(WindowEvent e)
{
System.exit(0);
}
};
}
class AnImagePanel extends Panel
{
BufferedImage image;
public AnImagePanel()
{
try
{
image = ImageIO.read(//"yu.jpg");
new File("images/cougar.jpg"));
}
catch(IOException e)
{
System.out.println("Read error: " + e.getMessage());
}
}
public void paint(Graphics g) {
g.drawImage(image, 20, 20, this);
}
}
[1644 byte] By [
vivinda] at [2007-11-27 7:11:00]
# 1
// <applet code="AnImageApplet" width="400" height="400"></applet>
import java.applet.Applet;
import java.awt.*;
import java.awt.event.*;
import java.awt.image.BufferedImage;
import java.io.*;
import javax.imageio.ImageIO;
public class AnImageApplet extends Applet {
public void init() {
setLayout(new BorderLayout());
ScrollPane scrollPane = new ScrollPane();
scrollPane.add(getContent());
add(scrollPane);
}
private Panel getContent() {
Panel panel = new Panel(new GridLayout(0,2,5,5));
panel.add(new AnImagePanel("images/cougar.jpg"));
panel.add(new AnImagePanel("images/bclynx.jpg"));
panel.add(new AnImagePanel("images/redfox.jpg"));
panel.add(new AnImagePanel("images/mtngoat.jpg"));
return panel;
}
public static void main( String[] args ) {
Applet applet = new AnImageApplet();
Frame frame = new Frame( "Image" );
frame.addWindowListener(closer);
frame.add(applet);
frame.setSize(400,400);
frame.setLocation(200,200);
applet.init();
frame.setVisible(true);
}
private static WindowListener closer = new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
};
}
class AnImagePanel extends Panel {
BufferedImage image;
public AnImagePanel(String path) {
try {
image = ImageIO.read(new File(path));
} catch(IOException e) {
System.out.println("Read error: " + e.getMessage());
}
}
public void paint(Graphics g) {
int x = (getWidth() - image.getWidth())/2;
int y = (getHeight() - image.getHeight())/2;
g.drawImage(image, x, y, this);
}
public Dimension getPreferredSize() {
return new Dimension(image.getWidth(), image.getHeight());
}
}
