org.eclipse.emfforms.internal.swt.treemasterdetail.defaultprovider

Class DefaultDNDProvider

java.lang.Object

org.eclipse.emfforms.internal.swt.treemasterdetail.defaultprovider.DefaultDNDProvider

All Implemented Interfaces:

DNDProvider

public class DefaultDNDProvider
extends Object
implements DNDProvider

Default implementation of a DNDProvider. This will support local transfers for copy, move and link operations in an EMF environment.

Author:

Johannes Faltermeier

Constructor Summary

Constructors

Constructor and Description
DefaultDNDProvider()

Method Summary

Modifier and Type	Method and Description
protected int	getDNDOperations() The drag&drop operations which will be returned by getDragOperations() and getDragOperations().
protected org.eclipse.swt.dnd.Transfer[]	getDNDTransferTypes() The transfers which will be returned getDragTransferTypes() and getDropTransferTypes().
org.eclipse.swt.dnd.DragSourceListener	getDragListener(org.eclipse.jface.viewers.TreeViewer treeViewer) Returns the DragSourceListener used to setup the drag support for the viewer.
int	getDragOperations() Returns the drag operations bits used to setup the drag support for the viewer.
org.eclipse.swt.dnd.Transfer[]	getDragTransferTypes() Returns the drag transfer types used to setup the drag support for the viewer.
org.eclipse.swt.dnd.DropTargetListener	getDropListener(org.eclipse.emf.edit.domain.EditingDomain editingDomain, org.eclipse.jface.viewers.TreeViewer treeViewer) Returns the DragSourceListener used to setup the drop support for the viewer.
int	getDropOperations() Returns the drag operations bits used to setup the drop support for the viewer.
org.eclipse.swt.dnd.Transfer[]	getDropTransferTypes() Returns the drag transfer types used to setup the drop support for the viewer.
boolean	hasDND() Whether DND support should be added to the tree.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultDNDProvider

public DefaultDNDProvider()

Method Detail

getDragOperations

public int getDragOperations()

Description copied from interface: DNDProvider

Returns the drag operations bits used to setup the drag support for the viewer.

Specified by:

getDragOperations in interface DNDProvider

Returns:

the drag operations

getDragTransferTypes

public org.eclipse.swt.dnd.Transfer[] getDragTransferTypes()

Description copied from interface: DNDProvider

Returns the drag transfer types used to setup the drag support for the viewer.

Specified by:

getDragTransferTypes in interface DNDProvider

Returns:

the drag transfer types

getDragListener

public org.eclipse.swt.dnd.DragSourceListener getDragListener(org.eclipse.jface.viewers.TreeViewer treeViewer)

Description copied from interface: DNDProvider

Returns the DragSourceListener used to setup the drag support for the viewer.

Specified by:

getDragListener in interface DNDProvider

Parameters:

treeViewer - the treeviewer

Returns:

the listener

getDropOperations

public int getDropOperations()

Description copied from interface: DNDProvider

Returns the drag operations bits used to setup the drop support for the viewer.

Specified by:

getDropOperations in interface DNDProvider

Returns:

the drop operations

getDropTransferTypes

public org.eclipse.swt.dnd.Transfer[] getDropTransferTypes()

Description copied from interface: DNDProvider

Returns the drag transfer types used to setup the drop support for the viewer.

Specified by:

getDropTransferTypes in interface DNDProvider

Returns:

the drop transfer types

getDropListener

public org.eclipse.swt.dnd.DropTargetListener getDropListener(org.eclipse.emf.edit.domain.EditingDomain editingDomain,
                                                              org.eclipse.jface.viewers.TreeViewer treeViewer)

Description copied from interface: DNDProvider

Returns the DragSourceListener used to setup the drop support for the viewer.

Specified by:

getDropListener in interface DNDProvider

Parameters:

editingDomain - the editing domain

treeViewer - the treeviewer

Returns:

the listener

getDNDOperations

protected int getDNDOperations()

The drag&drop operations which will be returned by getDragOperations() and getDragOperations().

Returns:

the operation bits

getDNDTransferTypes

protected org.eclipse.swt.dnd.Transfer[] getDNDTransferTypes()

The transfers which will be returned getDragTransferTypes() and getDropTransferTypes().

Returns:

the transfer types

hasDND

public boolean hasDND()

Description copied from interface: DNDProvider

Whether DND support should be added to the tree.

Specified by:

hasDND in interface DNDProvider

Returns:

true if DND will be added, based on the other methods of this interface, or false if DND should not be added