Source Code : DropMode.INSERT

Java Is Open Source Programming Language You Can Download From Java and Java Libraries From http://www.oracle.com. Click Here to download
We provide this code related to title for you to solve your developing problem easily. Libraries which is import in this program you can download from http://www.oracle.com. Click Here or search from google with Libraries Name you get jar file related it

DropMode.INSERT

 


import java.awt.BorderLayout;
import java.awt.Rectangle;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.Transferable;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;

import javax.swing.DefaultListModel;
import javax.swing.DropMode;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextField;
import javax.swing.TransferHandler;

public class DropModeINSERT {
  public static void main(String[] args) {
    JPanel north = new JPanel();
    north.add(new JLabel("Drag from here:"));
    JTextField field = new JTextField(10);
    field.setDragEnabled(true); 
    north.add(field);

    final DefaultListModel listModel = new DefaultListModel();
    listModel.addElement("first");
    listModel.addElement("second");
    final JList list = new JList(listModel);
    list.setDragEnabled(true);

    list.setTransferHandler(new TransferHandler() {
      public boolean canImport(TransferHandler.TransferSupport support) {
        if (!support.isDataFlavorSupported(DataFlavor.stringFlavor)) {
          return false;
        }
        JList.DropLocation dl = (JList.DropLocation) support.getDropLocation();
        if (dl.getIndex() == -1) {
          return false;
        } else {
          return true;
        }
      }

      public boolean importData(TransferHandler.TransferSupport support) {
        if (!canImport(support)) {
          return false;
        }

        Transferable transferable = support.getTransferable();
        String data;
        try {
          data = (String) transferable.getTransferData(DataFlavor.stringFlavor);
        } catch (Exception e) {
          return false;
        }

        JList.DropLocation dl = (JList.DropLocation) support.getDropLocation();
        int index = dl.getIndex();
        if (dl.isInsert()) {
          listModel.add(index, data);
        } else {
          listModel.set(index, data);
        }

        // Scroll to display the element that was dropped
        Rectangle r = list.getCellBounds(index, index);
        list.scrollRectToVisible(r);
        return true;
      }
    });
    JScrollPane center = new JScrollPane();
    center.setViewportView(list);

    list.setDropMode(DropMode.INSERT);
    JPanel cp = new JPanel();
    cp.setLayout(new BorderLayout());
    cp.add(north, BorderLayout.NORTH);
    cp.add(center, BorderLayout.CENTER);
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setContentPane(cp);
    frame.pack();
    frame.setVisible(true);
  }
}

        

Thank with us