/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 *
 * The contents of this file are subject to the Netscape Public
 * License Version 1.1 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of
 * the License at http://www.mozilla.org/NPL/
 *
 * Software distributed under the License is distributed on an "AS
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * rights and limitations under the License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is Netscape
 * Communications Corporation.  Portions created by Netscape are
 * Copyright (C) 1998 Netscape Communications Corporation. All
 * Rights Reserved.
 *
 * Contributor(s): 
 */

#ifndef nsDragService_h__
#define nsDragService_h__

#include "nsBaseDragService.h"


/**
 * Native GTK DragService wrapper
 */

class nsDragService : public nsBaseDragService
{

public:
    nsDragService();
    virtual ~nsDragService();

    //nsISupports
    NS_DECL_ISUPPORTS_INHERITED
  
  
    //nsIDragService
    NS_IMETHOD StartDragSession (nsITransferable * aTransferable, 
                                 PRUint32 aActionType);

#if 0
    // Native Impl.
    NS_IMETHOD GetData (nsITransferable * aTransferable, PRUint32 aItemIndex);

    static void SetTopLevelWidget(GtkWidget* w);

    static GtkWidget  *sWidget;

protected:
    static PRBool gHaveDrag;

    static void DragLeave(GtkWidget      *widget,
                          GdkDragContext *context,
                          guint           time);

    static PRBool DragMotion(GtkWidget      *widget,
                             GdkDragContext *context,
                             gint            x,
                             gint            y,
                             guint           time);

    static PRBool DragDrop(GtkWidget   *widget,
                           GdkDragContext *context,
                           gint            x,
                           gint            y,
                           guint            time);

    static void DragDataReceived(GtkWidget        *widget,
                                 GdkDragContext   *context,
                                 gint              x,
                                 gint              y,
                                 GtkSelectionData *data,
                                 guint             info,
                                 guint             time);

    static void DragDataGet(GtkWidget          *widget,
                            GdkDragContext     *context,
                            GtkSelectionData   *selection_data,
                            guint               info,
                            guint               time,
                            gpointer            data);

    static void  DragDataDelete(GtkWidget          *widget,
                                GdkDragContext     *context,
                                gpointer            data);
#endif
};

#endif // nsDragService_h__
