com.levigo.util.swing.dnd
Class BasicDragGestureRecognizer

java.lang.Object
  com.levigo.util.swing.dnd.BasicDragGestureRecognizer

public class BasicDragGestureRecognizer
extends Object

A simple replacement for the non-accessible javax.swing.plaf.basic.DragRecognitionSupport class.

Nested Class Summary

static interface

BasicDragGestureRecognizer.BeforeDrag This interface must be implemented by classes wishing to receive a notification before a drag gesture starts.

Constructor Summary

BasicDragGestureRecognizer()

Method Summary

protected int	getDragGestureMotionThreshold()
protected int	getDragOperationType(MouseEvent me, TransferHandler th)
int	getDragThreshold()
protected int	getOperationType(int modifiers, int supportedActions)
boolean	mouseDragged(MouseEvent me, BasicDragGestureRecognizer.BeforeDrag bd) Handle a mouse drag.
boolean	mousePressed(MouseEvent me) Handle a mouse press.
MouseEvent	mouseReleased(MouseEvent me) Handle a mouse release.
void	setDragThreshold(int dragThreshold)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BasicDragGestureRecognizer

public BasicDragGestureRecognizer()

Method Detail

getDragOperationType

protected int getDragOperationType(MouseEvent me,
                                   TransferHandler th)

getOperationType

protected int getOperationType(int modifiers,
                               int supportedActions)

mousePressed

public boolean mousePressed(MouseEvent me)

Handle a mouse press.

Parameters:

me - the mouse event

Returns:

whether the mouse press might be a part of a drag gesture.

getDragGestureMotionThreshold

protected int getDragGestureMotionThreshold()

mouseReleased

public MouseEvent mouseReleased(MouseEvent me)

Handle a mouse release.

Parameters:

me -

Returns:

if a drag gesture was recognized, the mouse-down event initiating it is returned.

mouseDragged

public boolean mouseDragged(MouseEvent me,
                            BasicDragGestureRecognizer.BeforeDrag bd)

Handle a mouse drag.

Parameters:

me -

bd -

Returns:

true if a drag gesture was recognized, false otherwise.

setDragThreshold

public void setDragThreshold(int dragThreshold)

getDragThreshold

public int getDragThreshold()