pjs/widget/public/nsITransferable.h

97 строки
2.7 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#ifndef nsITransferable_h__
#define nsITransferable_h__
#include "nsISupports.h"
#include "nsString.h"
class nsIDataFlavor;
class nsISupportsArray;
// {8B5314BC-DB01-11d2-96CE-0060B0FB9956}
#define NS_ITRANSFERABLE_IID \
{ 0x8b5314bc, 0xdb01, 0x11d2, { 0x96, 0xce, 0x0, 0x60, 0xb0, 0xfb, 0x99, 0x56 } }
class nsITransferable : public nsISupports {
public:
/**
* Get the list of data flavors that this transferable supports.
*
* @param aDataFlavorList fills list with supported flavors
*/
NS_IMETHOD GetTransferDataFlavors(nsISupportsArray * aDataFlavorList) = 0;
/**
* See if the given flavor is supported
*
* @param aFlavor the flavor to check
* @result Returns NS_OK if supported, return NS_ERROR_FAILURE if not
*/
NS_IMETHOD IsDataFlavorSupported(nsIDataFlavor * aFlavor) = 0;
/**
* Given a flavor retrieve the data.
*
* @param aFlavor the flavor of data to retrieve
* @param aData the data
*/
NS_IMETHOD GetTransferData(nsIDataFlavor * aFlavor, nsISupports ** aData) = 0;
/**
* Sets data
*
* @param aFlavor the flavor of data to retrieve
* @param aData the data
*/
NS_IMETHOD SetTransferData(const nsString & aStr) = 0;
/**
* Initializes the data flavor
*
* @param aMimeType mime string
* @param aHumanPresentableName human readable string for mime
*/
NS_IMETHOD AddDataFlavor(const nsString & aMimeType, const nsString & aHumanPresentableName) = 0;
/**
* Returns the Platform specific data object
*
* @param aData the native data to be put on the clipboard
*/
NS_IMETHOD GetNativeData(void ** aData) = 0;
/**
* Tells the transferrable, that now is the time to set the data on the native clipboard
*
*/
NS_IMETHOD SetNativeClipboard() = 0;
/**
* Sets Native data
*
* @param aData the native data
*/
NS_IMETHOD SetNativeData(void * aData) = 0;
};
#endif