Get index of first visible item in JList in Java
Description
The following code shows how to get index of first visible item in JList.
Example
//from ww w . j a va2 s.com
import java.awt.BorderLayout;
import javax.swing.JFrame;
import javax.swing.JList;
import javax.swing.JScrollPane;
public class Main {
public static void main(String args[]) {
JFrame frame = new JFrame("Modifying Model");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
JList jlist = new JList(new String[]{"A","B","C","v","a","d","java2s.com"});
JScrollPane scrollPane1 = new JScrollPane(jlist);
frame.add(scrollPane1, BorderLayout.CENTER);
frame.setSize(640, 300);
frame.setVisible(true);
int index = jlist.getFirstVisibleIndex();
System.out.println(index);
}
}
The code above generates the following result.
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