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package org.eclipse.swt.dnd;
import org.eclipse.swt.internal.photon.*;
/*
* (c) Copyright IBM Corp. 2000, 2001.
* All Rights Reserved
*/
public abstract class ByteArrayTransfer extends Transfer {
public TransferData[] getSupportedTypes(){
int[] types = getTypeIds();
TransferData[] data = new TransferData[types.length];
for (int i = 0; i < types.length; i++) {
data[i] = new TransferData();
data[i].type = types[i];
}
return data;
}
public boolean isSupportedType(TransferData transferData){
int[] types = getTypeIds();
for (int i = 0; i < types.length; i++) {
if (transferData.type == types[i]) return true;
}
return false;
}
protected void javaToNative (Object object, TransferData transferData){
if ((object == null) || !(object instanceof byte[]) || !(isSupportedType(transferData))) {
transferData.result = 0;
return;
}
byte[] buffer = (byte[])object;
transferData.pData = OS.malloc(buffer.length + 1);
OS.memmove(transferData.pData, buffer, buffer.length);
transferData.length = buffer.length;
transferData.result = 1;
}
protected Object nativeToJava(TransferData transferData){
if (transferData.pData == 0 || !(isSupportedType(transferData))) return null;
int size = transferData.length;
byte[] buffer = new byte[size];
OS.memmove(buffer, transferData.pData, size);
return buffer;
}
}
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