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/////////////////////////////////////////////////////////////////////////////
// Copyright (c) 2000 John Adcock. All rights reserved.
/////////////////////////////////////////////////////////////////////////////
//
// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Library General Public License as published by
// the Free Software Foundation; either version 2 of the License, or (at your
// option) any later version.
//
// This library is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
// License for more details.
//
// You should have received a copy of the GNU Library General Public License
// along with this library; if not, write to the Free Software Foundation,
// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
// The id3lib authors encourage improvements and optimisations to be sent to
// the id3lib coordinator. Please see the README file for details on where to
// send such submissions. See the AUTHORS file for a list of people who have
// contributed to id3lib. See the ChangeLog file for a list of changes to
// id3lib. These files are distributed with id3lib at
// http://download.sourceforge.net/id3lib/
//
/////////////////////////////////////////////////////////////////////////////
// ID3Frame.cpp : Implementation of CID3Frame
/////////////////////////////////////////////////////////////////////////////
// Change Log
//
// Date Developer Changes
//
// 05 Jan 2000 John Adcock Original Release
// 26 Apr 2000 John Adcock Got working with id3lib 3.7.3
// 18 Aug 2000 Philip Oldaker Added Picture Functionality
//
/////////////////////////////////////////////////////////////////////////////
#include "stdafx.h"
#include "ID3COM.h"
#include "ID3Frame.h"
#include "ID3Field.h"
/////////////////////////////////////////////////////////////////////////////
// CID3Frame
CID3Frame::CID3Frame()
{
m_Frame = NULL;
m_TagParent = NULL;
}
CID3Frame::~CID3Frame()
{
if(m_TagParent != NULL)
{
m_TagParent->Release();
}
m_Frame = NULL;
}
IID3ComFrame* CID3Frame::CreateObject(IID3ComTag* TagParent, ID3_Frame* Frame)
{
CComObject<CID3Frame>* pRetVal = new CComObject<CID3Frame>;
pRetVal->m_Frame = Frame;
pRetVal->m_TagParent = TagParent;
TagParent->AddRef();
return (IID3ComFrame*)pRetVal;
}
STDMETHODIMP CID3Frame::InterfaceSupportsErrorInfo(REFIID riid)
{
static const IID* arr[] =
{
&IID_IID3ComFrame
};
for (int i=0; i < sizeof(arr) / sizeof(arr[0]); i++)
{
if (InlineIsEqualGUID(*arr[i],riid))
return S_OK;
}
return S_FALSE;
}
STDMETHODIMP CID3Frame::get_Field(eID3FieldTypes FieldType, IID3ComField** pVal)
{
try
{
*pVal = NULL;
ID3_Field* Field = &(m_Frame->Field((enum ID3_FieldID)FieldType));
if(Field != NULL)
{
*pVal = CID3Field::CreateObject(this, Field);
(*pVal)->AddRef();
}
else
{
*pVal = NULL;
}
return S_OK;
}
catch (...)
{
return AtlReportError(CLSID_ID3ComFrame, "An unexpected error has occurred", IID_IID3ComFrame, E_UNEXPECTED);
}
}
STDMETHODIMP CID3Frame::Clear()
{
try
{
m_Frame->Clear();
return S_OK;
}
catch (...)
{
return AtlReportError(CLSID_ID3ComFrame, "An unexpected error has occurred", IID_IID3ComFrame, E_UNEXPECTED);
}
}
STDMETHODIMP CID3Frame::get_ID(eID3FrameTypes *pVal)
{
try
{
*pVal = ID3_NOFRAME;
*pVal = (eID3FrameTypes)m_Frame->GetID();
return S_OK;
}
catch (...)
{
return AtlReportError(CLSID_ID3ComFrame, "An unexpected error has occurred", IID_IID3ComFrame, E_UNEXPECTED);
}
}
STDMETHODIMP CID3Frame::put_ID(eID3FrameTypes newVal)
{
try
{
m_Frame->SetID((ID3_FrameID)newVal);
return S_OK;
}
catch (...)
{
return AtlReportError(CLSID_ID3ComFrame, "An unexpected error has occurred", IID_IID3ComFrame, E_UNEXPECTED);
}
}
STDMETHODIMP CID3Frame::get_FrameName(BSTR *pVal)
{
USES_CONVERSION;
try
{
const char* sDesc = m_Frame->GetDescription();
if(sDesc != NULL)
{
*pVal = SysAllocString(A2W(sDesc));
}
else
{
*pVal = SysAllocString(L"Unknown Frame");
}
return S_OK;
}
catch (...)
{
return AtlReportError(CLSID_ID3ComFrame, "An unexpected error has occurred", IID_IID3ComFrame, E_UNEXPECTED);
}
}
STDMETHODIMP CID3Frame::put_Compressed(VARIANT_BOOL newVal)
{
try
{
m_Frame->SetCompression(newVal == VARIANT_TRUE);
return S_OK;
}
catch (...)
{
return AtlReportError(CLSID_ID3ComFrame, "An unexpected error has occurred", IID_IID3ComFrame, E_UNEXPECTED);
}
}
STDMETHODIMP CID3Frame::get_Compressed(VARIANT_BOOL *pVal)
{
USES_CONVERSION;
try
{
if(m_Frame->GetCompression())
{
*pVal = VARIANT_TRUE;
}
else
{
*pVal = VARIANT_FALSE;
}
return S_OK;
}
catch (...)
{
return AtlReportError(CLSID_ID3ComFrame, "An unexpected error has occurred", IID_IID3ComFrame, E_UNEXPECTED);
}
}
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