149 lines
3.9 KiB
C++
149 lines
3.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Netscape 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/NPL/
|
|
*
|
|
* 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 NPL, 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 NPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
#include "nsDataFlavor.h"
|
|
#include "nsReadableUtils.h"
|
|
|
|
static NS_DEFINE_IID(kIDataFlavor, NS_IDATAFLAVOR_IID);
|
|
|
|
NS_IMPL_ADDREF(nsDataFlavor)
|
|
NS_IMPL_RELEASE(nsDataFlavor)
|
|
|
|
//-------------------------------------------------------------------------
|
|
//
|
|
// DataFlavor constructor
|
|
//
|
|
//-------------------------------------------------------------------------
|
|
nsDataFlavor::nsDataFlavor()
|
|
{
|
|
NS_INIT_ISUPPORTS();
|
|
}
|
|
|
|
//-------------------------------------------------------------------------
|
|
//
|
|
// DataFlavor destructor
|
|
//
|
|
//-------------------------------------------------------------------------
|
|
nsDataFlavor::~nsDataFlavor()
|
|
{
|
|
}
|
|
|
|
/**
|
|
* @param aIID The name of the class implementing the method
|
|
* @param _classiiddef The name of the #define symbol that defines the IID
|
|
* for the class (e.g. NS_ISUPPORTS_IID)
|
|
*
|
|
*/
|
|
nsresult nsDataFlavor::QueryInterface(const nsIID& aIID, void** aInstancePtr)
|
|
{
|
|
|
|
if (NULL == aInstancePtr) {
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
nsresult rv = NS_NOINTERFACE;
|
|
|
|
if (aIID.Equals(kIDataFlavor)) {
|
|
*aInstancePtr = (void*) ((nsIDataFlavor*)this);
|
|
NS_ADDREF_THIS();
|
|
return NS_OK;
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
/**
|
|
*
|
|
*
|
|
*/
|
|
NS_METHOD nsDataFlavor::Init(const nsString & aMimeType, const nsString & aHumanPresentableName)
|
|
{
|
|
mMimeType = aMimeType;
|
|
mHumanPresentableName = aHumanPresentableName;
|
|
|
|
char * str = ToNewCString(mMimeType);
|
|
|
|
delete[] str;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
/**
|
|
*
|
|
*
|
|
*/
|
|
NS_METHOD nsDataFlavor::GetMimeType(nsString & aMimeStr) const
|
|
{
|
|
aMimeStr = mMimeType;
|
|
return NS_OK;
|
|
}
|
|
|
|
/**
|
|
*
|
|
*
|
|
*/
|
|
NS_METHOD nsDataFlavor::GetHumanPresentableName(nsString & aHumanPresentableName) const
|
|
{
|
|
aHumanPresentableName = mHumanPresentableName;
|
|
return NS_OK;
|
|
}
|
|
|
|
/**
|
|
*
|
|
*
|
|
*/
|
|
NS_METHOD nsDataFlavor::Equals(const nsIDataFlavor * aDataFlavor)
|
|
{
|
|
nsString mimeInQues;
|
|
aDataFlavor->GetMimeType(mimeInQues);
|
|
|
|
return (mMimeType.Equals(mimeInQues)?NS_OK:NS_ERROR_FAILURE);
|
|
}
|
|
|
|
|
|
/**
|
|
* Cache of nsDataFlavor instances.
|
|
*
|
|
* Does this addRef, and do I have to release the last flavor
|
|
* before I call GetPredefined again?
|
|
*/
|
|
NS_METHOD nsDataFlavor::GetPredefinedDataFlavor(nsString & aStr,
|
|
nsIDataFlavor ** aDataFlavor)
|
|
{
|
|
return NS_OK;
|
|
}
|