com.sun.jna.platform.win32.COM.UnknownListener Maven / Gradle / Ivy
/* Copyright (c) 2014 Dr David H. Akehurst (itemis), All Rights Reserved
*
* The contents of this file is dual-licensed under 2
* alternative Open Source/Free licenses: LGPL 2.1 or later and
* Apache License 2.0. (starting with JNA version 4.0.0).
*
* You can freely decide which license you want to apply to
* the project.
*
* You may obtain a copy of the LGPL License at:
*
* http://www.gnu.org/licenses/licenses.html
*
* A copy is also included in the downloadable source code package
* containing JNA, in file "LGPL2.1".
*
* You may obtain a copy of the Apache License at:
*
* http://www.apache.org/licenses/
*
* A copy is also included in the downloadable source code package
* containing JNA, in file "AL2.0".
*/
package com.sun.jna.platform.win32.COM;
import com.sun.jna.Pointer;
import com.sun.jna.Structure;
import com.sun.jna.Structure.FieldOrder;
import com.sun.jna.platform.win32.Guid.REFIID;
import com.sun.jna.platform.win32.WinNT.HRESULT;
import com.sun.jna.ptr.PointerByReference;
@FieldOrder({"vtbl"})
public class UnknownListener extends Structure {
public UnknownVTable.ByReference vtbl;
public UnknownListener(IUnknownCallback callback) {
this.vtbl = this.constructVTable();
this.initVTable(callback);
super.write();
}
protected UnknownVTable.ByReference constructVTable() {
return new UnknownVTable.ByReference();
}
protected void initVTable(final IUnknownCallback callback) {
this.vtbl.QueryInterfaceCallback = new UnknownVTable.QueryInterfaceCallback() {
@Override
public HRESULT invoke(Pointer thisPointer, REFIID refid, PointerByReference ppvObject) {
return callback.QueryInterface(refid, ppvObject);
}
};
this.vtbl.AddRefCallback = new UnknownVTable.AddRefCallback() {
@Override
public int invoke(Pointer thisPointer) {
return callback.AddRef();
}
};
this.vtbl.ReleaseCallback = new UnknownVTable.ReleaseCallback() {
@Override
public int invoke(Pointer thisPointer) {
return callback.Release();
}
};
}
}