133 lines
3.0 KiB
C++
133 lines
3.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#include "nsDataFlavor.h"
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static NS_DEFINE_IID(kIDataFlavor, NS_IDATAFLAVOR_IID);
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NS_IMPL_ADDREF(nsDataFlavor)
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NS_IMPL_RELEASE(nsDataFlavor)
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//-------------------------------------------------------------------------
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//
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// DataFlavor constructor
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//
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//-------------------------------------------------------------------------
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nsDataFlavor::nsDataFlavor()
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{
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NS_INIT_REFCNT();
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}
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//-------------------------------------------------------------------------
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//
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// DataFlavor destructor
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//
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//-------------------------------------------------------------------------
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nsDataFlavor::~nsDataFlavor()
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{
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}
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/**
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* @param aIID The name of the class implementing the method
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* @param _classiiddef The name of the #define symbol that defines the IID
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* for the class (e.g. NS_ISUPPORTS_IID)
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*
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*/
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nsresult nsDataFlavor::QueryInterface(const nsIID& aIID, void** aInstancePtr)
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{
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if (NULL == aInstancePtr) {
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return NS_ERROR_NULL_POINTER;
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}
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nsresult rv = NS_NOINTERFACE;
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if (aIID.Equals(kIDataFlavor)) {
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*aInstancePtr = (void*) ((nsIDataFlavor*)this);
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NS_ADDREF_THIS();
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return NS_OK;
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}
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return rv;
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}
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/**
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*
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*
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*/
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NS_METHOD nsDataFlavor::Init(const nsString & aMimeType, const nsString & aHumanPresentableName)
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{
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mMimeType = aMimeType;
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mHumanPresentableName = aHumanPresentableName;
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char * str = mMimeType.ToNewCString();
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delete[] str;
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return NS_OK;
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}
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/**
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*
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*
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*/
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NS_METHOD nsDataFlavor::GetMimeType(nsString & aMimeStr) const
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{
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aMimeStr = mMimeType;
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return NS_OK;
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}
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/**
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*
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*
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*/
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NS_METHOD nsDataFlavor::GetHumanPresentableName(nsString & aHumanPresentableName) const
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{
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aHumanPresentableName = mHumanPresentableName;
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return NS_OK;
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}
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/**
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*
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*
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*/
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NS_METHOD nsDataFlavor::Equals(const nsIDataFlavor * aDataFlavor)
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{
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nsString mimeInQues;
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aDataFlavor->GetMimeType(mimeInQues);
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return (mMimeType.Equals(mimeInQues)?NS_OK:NS_ERROR_FAILURE);
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}
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/**
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* Cache of nsDataFlavor instances.
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*
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* Does this addRef, and do I have to release the last flavor
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* before I call GetPredefined again?
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*/
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NS_METHOD nsDataFlavor::GetPredefinedDataFlavor(nsString & aStr,
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nsIDataFlavor ** aDataFlavor)
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{
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return NS_OK;
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}
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