/*
* Copyright 2007, 2008, 2009 Duncan McGregor
*
* This file is part of Rococoa, a library to allow Java to talk to Cocoa.
*
* Rococoa is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Rococoa is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Rococoa. If not, see <http://www.gnu.org/licenses/>.
*/
/**
*
*/
package org.rococoa.internal;
import org.rococoa.IDByReference;
import org.rococoa.ObjCObject;
import com.sun.jna.FromNativeContext;
import com.sun.jna.ToNativeContext;
import com.sun.jna.TypeConverter;
/**
* Work in progress. I think that this needs a bit of JNA help to get off the ground.
*/
class ObjCObjectByReferenceTypeConverter<T extends ObjCObject> implements TypeConverter {
public Object fromNative(Object nativeValue, FromNativeContext context) {
throw new UnsupportedOperationException();
}
public Class<?> nativeType() {
return IDByReference.class;
}
public Object toNative(Object value, ToNativeContext context) {
if (value == null) {
return null;
}
return new IDByReference();
}
// // x'd until ObjectByReferenceConverter installed
// public void xtestPassNSObjectByReference() {
// // currently only out, not in-out
// NSObjectByReference reference = new NSObjectByReference();
// ToNativeConverter toNative = typeMapper.getToNativeConverter(reference.getClass());
// // argument passing is based on actual type
//
// assertEquals(IDByReference.class, toNative.nativeType());
//
// IDByReference nativeValue = (IDByReference) toNative.toNative(reference, null);
// assertEquals(0, nativeValue.getValue().intValue());
//
// // called code will set id
// //NSNumber number = NSNumber.CLASS.numberWithInt(42);
//
// // TODO - can't make this work without jna support
// nativeValue.getPointer().setInt(number.id().intValue(), 0);
//
// // which our reference should see
//
//
// assertEquals(null, toNative.toNative(null, null));
//
// }
}