/*

 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code 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 General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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package jdk.swing.interop;

import java.awt.dnd.peer.DropTargetContextPeer;

import java.awt.dnd.DropTarget;

import java.awt.dnd.InvalidDnDOperationException;

import java.awt.dnd.DropTargetContext;

import java.awt.datatransfer.DataFlavor;

import java.awt.datatransfer.Transferable;

import sun.awt.AWTAccessor;

/**

 * This class provides a wrapper over inner class DropTargetContextPeerProxy

 * which implements jdk internal java.awt.dnd.peer.DropTargetContextPeer interface

 * and provides APIs to be used by FX swing interop to access and use

 * DropTargetContextPeer APIs.

 *

 * @since 11

 */

public abstract class DropTargetContextWrapper {

    private DropTargetContextPeerProxy dcp;

    public DropTargetContextWrapper() {

        dcp = new DropTargetContextPeerProxy();

    }

    public void setDropTargetContext(DropTargetContext dtc,

                                         DropTargetContextWrapper dtcpw) {

        AWTAccessor.getDropTargetContextAccessor().

                    setDropTargetContextPeer(dtc, dtcpw.dcp);

    }

    public void reset(DropTargetContext dtc) {

        AWTAccessor.getDropTargetContextAccessor().reset(dtc);

    }

    public abstract void setTargetActions(int actions);

    public abstract int getTargetActions();

    public abstract DropTarget getDropTarget();

    public abstract DataFlavor[] getTransferDataFlavors();

    public abstract Transferable getTransferable() throws InvalidDnDOperationException;

    public abstract boolean isTransferableJVMLocal();

    public abstract void acceptDrag(int dragAction);

    public abstract void rejectDrag();

    public abstract void acceptDrop(int dropAction);

    public abstract void rejectDrop();

    public abstract void dropComplete(boolean success);

    private class DropTargetContextPeerProxy implements DropTargetContextPeer {

        public void setTargetActions(int actions) {

            DropTargetContextWrapper.this.setTargetActions(actions);

        }

        public int getTargetActions() {

            return DropTargetContextWrapper.this.getTargetActions();

        }

        public DropTarget getDropTarget() {

            return DropTargetContextWrapper.this.getDropTarget();

        }

        public DataFlavor[] getTransferDataFlavors() {

            return DropTargetContextWrapper.this.getTransferDataFlavors();

        }

        public Transferable getTransferable()

                throws InvalidDnDOperationException {

            return DropTargetContextWrapper.this.getTransferable();

        }

        public boolean isTransferableJVMLocal() {

            return DropTargetContextWrapper.this.isTransferableJVMLocal();

        }

        public void acceptDrag(int dragAction) {

            DropTargetContextWrapper.this.acceptDrag(dragAction);

        }

        public void rejectDrag() {

            DropTargetContextWrapper.this.rejectDrag();

        }

        public void acceptDrop(int dropAction) {

            DropTargetContextWrapper.this.acceptDrop(dropAction);

        }

        public void rejectDrop() {

            DropTargetContextWrapper.this.rejectDrop();

        }

        public void dropComplete(boolean success) {

            DropTargetContextWrapper.this.dropComplete(success);

        }

    }

}