92 lines
3.4 KiB
C++
92 lines
3.4 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsClipboard_h__
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#define nsClipboard_h__
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#include "nsBaseClipboard.h"
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#include "nsIObserver.h"
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#include "nsIURI.h"
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#include <windows.h>
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class nsITransferable;
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class nsIWidget;
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class nsIFile;
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struct IDataObject;
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/**
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* Native Win32 Clipboard wrapper
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*/
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class nsClipboard : public nsBaseClipboard,
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public nsIObserver
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{
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virtual ~nsClipboard();
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public:
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nsClipboard();
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NS_DECL_ISUPPORTS_INHERITED
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// nsIObserver
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NS_DECL_NSIOBSERVER
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// nsIClipboard
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NS_IMETHOD HasDataMatchingFlavors(const char** aFlavorList, uint32_t aLength,
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int32_t aWhichClipboard, bool *_retval);
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NS_IMETHOD EmptyClipboard(int32_t aWhichClipboard);
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// Internal Native Routines
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static nsresult CreateNativeDataObject(nsITransferable * aTransferable,
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IDataObject ** aDataObj,
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nsIURI * uri);
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static nsresult SetupNativeDataObject(nsITransferable * aTransferable,
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IDataObject * aDataObj);
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static nsresult GetDataFromDataObject(IDataObject * aDataObject,
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UINT anIndex,
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nsIWidget * aWindow,
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nsITransferable * aTransferable);
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static nsresult GetNativeDataOffClipboard(nsIWidget * aWindow, UINT aIndex, UINT aFormat, void ** aData, uint32_t * aLen);
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static nsresult GetNativeDataOffClipboard(IDataObject * aDataObject, UINT aIndex, UINT aFormat, const char * aMIMEImageFormat, void ** aData, uint32_t * aLen);
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static nsresult GetGlobalData(HGLOBAL aHGBL, void ** aData, uint32_t * aLen);
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// This function returns the internal Windows clipboard format identifier
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// for a given Mime string. The default is to map kHTMLMime ("text/html")
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// to the clipboard format CF_HTML ("HTLM Format"), but it can also be
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// registered as clipboard format "text/html" to support previous versions
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// of Gecko.
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static UINT GetFormat(const char* aMimeStr, bool aMapHTMLMime = true);
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static UINT CF_HTML;
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protected:
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NS_IMETHOD SetNativeClipboardData ( int32_t aWhichClipboard );
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NS_IMETHOD GetNativeClipboardData ( nsITransferable * aTransferable, int32_t aWhichClipboard );
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static bool IsInternetShortcut ( const nsAString& inFileName ) ;
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static bool FindURLFromLocalFile ( IDataObject* inDataObject, UINT inIndex, void** outData, uint32_t* outDataLen ) ;
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static bool FindURLFromNativeURL ( IDataObject* inDataObject, UINT inIndex, void** outData, uint32_t* outDataLen ) ;
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static bool FindUnicodeFromPlainText ( IDataObject* inDataObject, UINT inIndex, void** outData, uint32_t* outDataLen ) ;
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static bool FindPlatformHTML ( IDataObject* inDataObject, UINT inIndex, void** outData,
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uint32_t* outStartOfData, uint32_t* outDataLen );
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static void ResolveShortcut ( nsIFile* inFileName, nsACString& outURL ) ;
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nsIWidget * mWindow;
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};
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#define SET_FORMATETC(fe, cf, td, asp, li, med) \
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{\
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(fe).cfFormat=cf;\
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(fe).ptd=td;\
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(fe).dwAspect=asp;\
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(fe).lindex=li;\
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(fe).tymed=med;\
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}
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#endif // nsClipboard_h__
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