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20 package com.cosylab.gui.components.util;
21
22 import java.awt.Component;
23 import java.awt.Container;
24 import java.awt.event.MouseMotionListener;
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26 import javax.swing.JComponent;
27 import javax.swing.TransferHandler;
28
29 public class DnDUtil {
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31 public static void setTransferHandler(TransferHandler th, JComponent component) {
32 component.setTransferHandler(th);
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34 if (th instanceof MouseMotionListener) {
35 recursiveGetChild(component,(MouseMotionListener)th);
36 }
37 }
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39 private static void recursiveGetChild(Component component, MouseMotionListener l) {
40 if (component instanceof Container) {
41 Component[] comp = ((Container)component).getComponents();
42 for (Component c: comp) {
43 recursiveGetChild(c,l);
44 }
45 }
46 component.addMouseMotionListener(l);
47 }
48
49 }
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