Setting a Tool Tip for an Item in a JList Component : List « Swing JFC « Java






  1. Java
  2. Swing JFC
  3. List

Setting a Tool Tip for an Item in a JList Component

 
import java.awt.event.MouseEvent;

import javax.swing.JList;

public class Main {
  public static void main(String[] argv) throws Exception {
    String[] items = { "A", "B", "C", "D" };
    JList list = new JList(items) {
      // This method is called as the cursor moves within the list.
      public String getToolTipText(MouseEvent evt) {
        // Get item index
        int index = locationToIndex(evt.getPoint());

        // Get item
        Object item = getModel().getElementAt(index);

        // Return the tool tip text
        return "tool tip for " + item;
      }
    };
  }
}








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