org.eclipse.gef4.fx.ui.gestures

Class SwtToFXGestureConverter

java.lang.Object

org.eclipse.gef4.fx.ui.gestures.SwtToFXGestureConverter

All Implemented Interfaces:

java.util.EventListener, GestureListener, SWTEventListener

public class SwtToFXGestureConverter
extends java.lang.Object
implements GestureListener

A gesture listener that converts and transfers SWT GestureEvents to an FXCanvas.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected class	SwtToFXGestureConverter.State Represents the current SwtToFXGestureConverter.State of touch gesture interaction.

Constructor Summary

Constructors

Constructor and Description
SwtToFXGestureConverter(javafx.embed.swt.FXCanvas canvas) Registers event forwarding for the given FXCanvas.

Method Summary

Modifier and Type	Method and Description
protected boolean	changeState(org.eclipse.gef4.fx.ui.gestures.SwtToFXGestureConverter.StateType newStateType, GestureEvent event, com.sun.javafx.tk.TKSceneListener sceneListener) Changes the internal SwtToFXGestureConverter.State of the currently performed touch gesture and sends the appropriate events to JavaFX.
void	dispose() Unregisters event forwarding from the FXCanvas for which this SwtToFXGestureConverter was created.
void	gesture(GestureEvent event)
protected void	sendGestureEventToFX(GestureEvent event) Converts the given GestureEvent to a corresponding JavaFX event and sends it to the JavaFX scene graph of the FXCanvas which is associated with this SwtToFXGestureConverter.

Methods inherited from class java.lang.Object

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

Constructor Detail

SwtToFXGestureConverter

public SwtToFXGestureConverter(javafx.embed.swt.FXCanvas canvas)

Registers event forwarding for the given FXCanvas.

Parameters:

canvas - The FXCanvas for which event forwarding is registered.

Method Detail

changeState

protected boolean changeState(org.eclipse.gef4.fx.ui.gestures.SwtToFXGestureConverter.StateType newStateType,
                              GestureEvent event,
                              com.sun.javafx.tk.TKSceneListener sceneListener)

Changes the internal SwtToFXGestureConverter.State of the currently performed touch gesture and sends the appropriate events to JavaFX.

Parameters:

newStateType - The new StateType.

event - The GestureEvent which was performed.

sceneListener - The TKSceneListener to which the corresponding JavaFX event is send.

Returns:

true when the StateType is changed, otherwise false.

dispose

public void dispose()

Unregisters event forwarding from the FXCanvas for which this SwtToFXGestureConverter was created.

gesture

public void gesture(GestureEvent event)

Specified by:

gesture in interface GestureListener

sendGestureEventToFX

protected void sendGestureEventToFX(GestureEvent event)

Converts the given GestureEvent to a corresponding JavaFX event and sends it to the JavaFX scene graph of the FXCanvas which is associated with this SwtToFXGestureConverter.

Parameters:

event - The GestureEvent to send to JavaFX.