103 lines
3.5 KiB
C++
103 lines
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
*
|
|
* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla 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/MPL/
|
|
*
|
|
* 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
|
|
* Christopher Blizzard <blizzard@mozilla.org>.
|
|
* Portions created by the Initial Developer are Copyright (C) 1998
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
* Christopher Blizzard <blizzard@mozilla.org>
|
|
* Peter Hartshorn <peter@igelaus.com.au>
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
|
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
#ifndef nsDragService_h__
|
|
#define nsDragService_h__
|
|
|
|
#include "nsBaseDragService.h"
|
|
#include "nsIDragService.h"
|
|
#include "nsIDragSessionXlib.h"
|
|
#include "nsGUIEvent.h"
|
|
#include "nsIWidget.h"
|
|
#include "nsWidget.h"
|
|
|
|
/**
|
|
* xlib shell based on gtk
|
|
*/
|
|
|
|
class nsDragService : public nsBaseDragService, public nsIDragSessionXlib
|
|
{
|
|
|
|
public:
|
|
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
|
|
nsDragService();
|
|
virtual ~nsDragService();
|
|
|
|
// nsIDragService
|
|
NS_IMETHOD InvokeDragSession (nsIDOMNode *aDOMNode,
|
|
nsISupportsArray * anArrayTransferables,
|
|
nsIScriptableRegion * aRegion,
|
|
PRUint32 aActionType);
|
|
NS_IMETHOD StartDragSession();
|
|
NS_IMETHOD EndDragSession();
|
|
|
|
// nsIDragSession
|
|
NS_IMETHOD GetCurrentSession (nsIDragSession **aSession);
|
|
NS_IMETHOD SetCanDrop (PRBool aCanDrop);
|
|
NS_IMETHOD GetCanDrop (PRBool *aCanDrop);
|
|
NS_IMETHOD GetNumDropItems (PRUint32 * aNumItems);
|
|
NS_IMETHOD GetData (nsITransferable * aTransferable, PRUint32 anItemIndex);
|
|
NS_IMETHOD IsDataFlavorSupported (const char *aDataFlavor, PRBool *_retval);
|
|
|
|
//nsIDragSessionXlib
|
|
NS_IMETHOD IsDragging(PRBool *result);
|
|
NS_IMETHOD UpdatePosition(PRInt32 x, PRInt32 y);
|
|
|
|
protected:
|
|
static nsEventStatus PR_CALLBACK Callback(nsGUIEvent *event);
|
|
|
|
private:
|
|
static nsWidget *sWidget;
|
|
static Window sWindow;
|
|
static XlibRgbHandle *sXlibRgbHandle;
|
|
static Display *sDisplay;
|
|
static PRBool mDragging;
|
|
PRBool mCanDrop;
|
|
|
|
nsWidget *mDropWidget;
|
|
nsCOMPtr <nsISupportsArray> mSourceDataItems;
|
|
|
|
void CreateDragCursor(PRUint32 aActionType);
|
|
};
|
|
|
|
#endif // nsDragService_h__
|