org.modelio.api.ui.dnd

Class ModelElementTransfer

java.lang.Object

org.eclipse.swt.dnd.Transfer

org.eclipse.swt.dnd.ByteArrayTransfer

org.modelio.api.ui.dnd.ModelElementTransfer

public final class ModelElementTransfer
extends org.eclipse.swt.dnd.ByteArrayTransfer

Specific implementation of ByteArrayTransfer for ObRef manipulation.

Method Summary

Modifier and Type	Method and Description
MRef[]	fromByteArray(byte[] buffer) Converts a byte array to a table of model element references.
static ModelElementTransfer	getInstance() Returns the singleton gadget transfer instance.
protected int[]	getTypeIds()
protected java.lang.String[]	getTypeNames()
void	javaToNative(java.lang.Object object, org.eclipse.swt.dnd.TransferData transferData)
java.lang.Object	nativeToJava(org.eclipse.swt.dnd.TransferData transferData)
byte[]	toByteArray(MRef[] refs) Converts a table of model element references to a byte array.

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 ModelElementTransfer getInstance()

Returns the singleton gadget transfer instance.

Returns:

the instance of ModelElementTransfer.

getTypeIds

protected int[] getTypeIds()

Specified by:

getTypeIds in class org.eclipse.swt.dnd.Transfer

getTypeNames

protected java.lang.String[] getTypeNames()

Specified by:

getTypeNames in class org.eclipse.swt.dnd.Transfer

javaToNative

public void javaToNative(java.lang.Object object,
                         org.eclipse.swt.dnd.TransferData transferData)

Overrides:

javaToNative in class org.eclipse.swt.dnd.ByteArrayTransfer

nativeToJava

public java.lang.Object nativeToJava(org.eclipse.swt.dnd.TransferData transferData)

Overrides:

nativeToJava in class org.eclipse.swt.dnd.ByteArrayTransfer

toByteArray

public byte[] toByteArray(MRef[] refs)

Converts a table of model element references to a byte array.

Parameters:

refs - the model elements to convert.

Returns:

a java byte[] containing the converted data if the conversion was successful; otherwise null

fromByteArray

public MRef[] fromByteArray(byte[] buffer)

Converts a byte array to a table of model element references.

Parameters:

buffer - the byte array to convert.

Returns:

an ObRef[] containing the converted data if the conversion was successful; otherwise null