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nsClipboard.h
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nsClipboard.h
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/* -*- 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
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* 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 nsClipboard_h__
#define nsClipboard_h__
#include "nsBaseClipboard.h"
#include "nsIURI.h"
#include <windows.h>
class nsITransferable;
class nsIClipboardOwner;
class nsIWidget;
class nsILocalFile;
struct IDataObject;
/**
* Native Win32 Clipboard wrapper
*/
class nsClipboard : public nsBaseClipboard
{
public:
nsClipboard();
virtual ~nsClipboard();
// nsIClipboard
NS_IMETHOD HasDataMatchingFlavors(const char** aFlavorList, PRUint32 aLength,
PRInt32 aWhichClipboard, bool *_retval);
// Internal Native Routines
static nsresult CreateNativeDataObject(nsITransferable * aTransferable,
IDataObject ** aDataObj,
nsIURI * uri);
static nsresult SetupNativeDataObject(nsITransferable * aTransferable,
IDataObject * aDataObj);
static nsresult GetDataFromDataObject(IDataObject * aDataObject,
UINT anIndex,
nsIWidget * aWindow,
nsITransferable * aTransferable);
static nsresult GetNativeDataOffClipboard(nsIWidget * aWindow, UINT aIndex, UINT aFormat, void ** aData, PRUint32 * aLen);
static nsresult GetNativeDataOffClipboard(IDataObject * aDataObject, UINT aIndex, UINT aFormat, const char * aMIMEImageFormat, void ** aData, PRUint32 * aLen);
static nsresult GetGlobalData(HGLOBAL aHGBL, void ** aData, PRUint32 * aLen);
static UINT GetFormat(const char* aMimeStr);
static UINT CF_HTML;
protected:
NS_IMETHOD SetNativeClipboardData ( PRInt32 aWhichClipboard );
NS_IMETHOD GetNativeClipboardData ( nsITransferable * aTransferable, PRInt32 aWhichClipboard );
static bool IsInternetShortcut ( const nsAString& inFileName ) ;
static bool FindURLFromLocalFile ( IDataObject* inDataObject, UINT inIndex, void** outData, PRUint32* outDataLen ) ;
static bool FindURLFromNativeURL ( IDataObject* inDataObject, UINT inIndex, void** outData, PRUint32* outDataLen ) ;
static bool FindUnicodeFromPlainText ( IDataObject* inDataObject, UINT inIndex, void** outData, PRUint32* outDataLen ) ;
static bool FindPlatformHTML ( IDataObject* inDataObject, UINT inIndex, void** outData, PRUint32* outDataLen );
static void ResolveShortcut ( nsILocalFile* inFileName, nsACString& outURL ) ;
nsIWidget * mWindow;
};
#define SET_FORMATETC(fe, cf, td, asp, li, med) \
{\
(fe).cfFormat=cf;\
(fe).ptd=td;\
(fe).dwAspect=asp;\
(fe).lindex=li;\
(fe).tymed=med;\
}
#endif // nsClipboard_h__