Java DefaultListModel .indexOf (Object elem, int index)
Syntax
DefaultListModel.indexOf(Object elem, int index) has the following syntax.
public int indexOf(Object elem, int index)
Example
In the following code shows how to use DefaultListModel.indexOf(Object elem, int index) method.
/* w w w. j av a 2s. co m*/
import java.awt.BorderLayout;
import java.util.Enumeration;
import javax.swing.DefaultListModel;
import javax.swing.JFrame;
import javax.swing.JList;
import javax.swing.JScrollPane;
public class Main {
public static void main(final String args[]) {
String labels[] = { "A", "B", "C", "D", "E" };
JFrame frame = new JFrame();
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
DefaultListModel model = new DefaultListModel();
model.ensureCapacity(1000);
for (int i = 0; i < 100; i++) {
for (int j = 0; j < 5; j++) {
model.addElement(labels[j]);
}
}
System.out.println(model.indexOf("A",0));
JList jlist2 = new JList(model);
jlist2.setVisibleRowCount(4);
jlist2.setFixedCellHeight(12);
jlist2.setFixedCellWidth(200);
JScrollPane scrollPane2 = new JScrollPane(jlist2);
frame.add(scrollPane2, BorderLayout.CENTER);
frame.setSize(300, 350);
frame.setVisible(true);
}
}
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