org.eclipse.gmf.runtime.common.ui.services.dnd.core
Class SelectionTransfer

java.lang.Object
  org.eclipse.swt.dnd.Transfer
      org.eclipse.swt.dnd.ByteArrayTransfer
          org.eclipse.gmf.runtime.common.ui.services.dnd.core.SelectionTransfer

public final class SelectionTransfer

extends ByteArrayTransfer

This class can be used to transfer a ISelection between two parts in a workbench in a drag and drop operation. This class does not marshall the data.

Method Summary

static SelectionTransfer	getInstance() Return the singleton.
ISelection	getSelection() Returns the selection.
protected int[]	getTypeIds() Returns the type ids supported by this agent
protected java.lang.String[]	getTypeNames() Returns the type names supported by this agent
void	javaToNative(java.lang.Object object, TransferData transferData) Converts the TYPE_NAME into a byte[]
java.lang.Object	nativeToJava(TransferData transferData) Retrieves the byte[] associated with TYPE_NAME.
void	setSelection(ISelection aSelection) Sets the selection.

Methods inherited from class org.eclipse.swt.dnd.ByteArrayTransfer

getSupportedTypes, isSupportedType

Methods inherited from class org.eclipse.swt.dnd.Transfer

registerType, validate

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static SelectionTransfer getInstance()

Return the singleton.

Returns:

the singleton instance of the SelectionTransfer class

javaToNative

public void javaToNative(java.lang.Object object,
                         TransferData transferData)

Converts the TYPE_NAME into a byte[]

See Also:

Transfer.javaToNative(java.lang.Object, org.eclipse.swt.dnd.TransferData)

nativeToJava

public java.lang.Object nativeToJava(TransferData transferData)

Retrieves the byte[] associated with TYPE_NAME. Verifies it is the same as the TYPE_NAME and then returns the selection.

Returns:

Object

See Also:

Transfer.nativeToJava(org.eclipse.swt.dnd.TransferData)

getTypeIds

protected int[] getTypeIds()

Returns the type ids supported by this agent

Returns:

int[]

See Also:

Transfer.getTypeIds()

getTypeNames

protected java.lang.String[] getTypeNames()

Returns the type names supported by this agent

Returns:

String[]

See Also:

Transfer.getTypeNames()

getSelection

public ISelection getSelection()

Returns the selection.

Returns:

selection

setSelection

public void setSelection(ISelection aSelection)

Sets the selection.

Parameters:

aSelection - The selection to set