gecko/widget/windows/nsClipboard.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2012-05-21 04:12:37 -07:00
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsClipboard_h__
#define nsClipboard_h__
#include "nsBaseClipboard.h"
#include "nsIObserver.h"
#include "nsIURI.h"
#include <windows.h>
class nsITransferable;
class nsIClipboardOwner;
class nsIWidget;
class nsIFile;
struct IDataObject;
/**
* Native Win32 Clipboard wrapper
*/
class nsClipboard : public nsBaseClipboard,
public nsIObserver
{
virtual ~nsClipboard();
public:
nsClipboard();
NS_DECL_ISUPPORTS_INHERITED
// nsIObserver
NS_DECL_NSIOBSERVER
// nsIClipboard
NS_IMETHOD HasDataMatchingFlavors(const char** aFlavorList, uint32_t aLength,
int32_t aWhichClipboard, bool *_retval);
NS_IMETHOD EmptyClipboard(int32_t aWhichClipboard);
// 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, uint32_t * aLen);
static nsresult GetNativeDataOffClipboard(IDataObject * aDataObject, UINT aIndex, UINT aFormat, const char * aMIMEImageFormat, void ** aData, uint32_t * aLen);
static nsresult GetGlobalData(HGLOBAL aHGBL, void ** aData, uint32_t * aLen);
static UINT GetFormat(const char* aMimeStr);
static UINT CF_HTML;
protected:
NS_IMETHOD SetNativeClipboardData ( int32_t aWhichClipboard );
NS_IMETHOD GetNativeClipboardData ( nsITransferable * aTransferable, int32_t aWhichClipboard );
static bool IsInternetShortcut ( const nsAString& inFileName ) ;
static bool FindURLFromLocalFile ( IDataObject* inDataObject, UINT inIndex, void** outData, uint32_t* outDataLen ) ;
static bool FindURLFromNativeURL ( IDataObject* inDataObject, UINT inIndex, void** outData, uint32_t* outDataLen ) ;
static bool FindUnicodeFromPlainText ( IDataObject* inDataObject, UINT inIndex, void** outData, uint32_t* outDataLen ) ;
static bool FindPlatformHTML ( IDataObject* inDataObject, UINT inIndex, void** outData, uint32_t* outDataLen );
static void ResolveShortcut ( nsIFile* 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__