phonebookui/Phonebook/View/src/PbkImageData.cpp
changeset 0 e686773b3f54
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/phonebookui/Phonebook/View/src/PbkImageData.cpp	Tue Feb 02 10:12:17 2010 +0200
@@ -0,0 +1,181 @@
+/*
+* Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+*       Provides methods for the Image data abstraction hierarchy.
+*
+*/
+
+
+// INCLUDE FILES
+#include "PbkImageData.h"
+#include <f32file.h>
+#include <CPbkAttachmentFile.h>
+
+
+// ================= MEMBER FUNCTIONS =======================
+
+// CPbkImageFileData
+inline CPbkImageFileData::CPbkImageFileData(const TDesC& aFileName)
+    {
+    iFileName.Copy(aFileName.Left(iFileName.MaxLength()));
+    }
+
+CPbkImageFileData* CPbkImageFileData::NewL(const TDesC& aFileName)
+    {
+    CPbkImageFileData* self = new(ELeave) CPbkImageFileData(aFileName);
+    return self;
+    }
+
+CPbkImageFileData::~CPbkImageFileData()
+    {
+    delete iBuffer;
+    }
+
+const TDesC8& CPbkImageFileData::GetBufferL() const
+    {
+    if (!iBuffer)
+        {
+        RFs fsSession;
+        User::LeaveIfError(fsSession.Connect());
+        CleanupClosePushL(fsSession);
+        RFile file;
+        User::LeaveIfError(file.Open(fsSession, iFileName, EFileRead|EFileShareReadersOnly));
+        CleanupClosePushL(file);
+        TInt fileSize;
+        User::LeaveIfError(file.Size(fileSize));
+        HBufC8* buf = HBufC8::NewLC(fileSize);
+        TPtr8 bufPtr(buf->Des());
+        User::LeaveIfError(file.Read(bufPtr));
+        CleanupStack::Pop(buf);
+        iBuffer = buf;
+        CleanupStack::PopAndDestroy(2);  // file, fsSession
+        }
+    return *iBuffer;
+    }
+
+const TDesC&  CPbkImageFileData::GetFileNameL() const
+    {
+    return iFileName;
+    }
+
+// CPbkImageBufferData
+inline CPbkImageBufferData::CPbkImageBufferData
+        (const TDesC8& aBuffer, const TDesC& aBaseName) :
+    iBuffer(aBuffer)
+    {
+    iBaseName.Copy(aBaseName.Left(iBaseName.MaxLength()));
+    }
+
+CPbkImageBufferData* CPbkImageBufferData::NewL
+        (const TDesC8& aBuffer, const TDesC& aBaseName/*=KNullDesC*/)
+    {
+    CPbkImageBufferData* self = 
+        new(ELeave) CPbkImageBufferData(aBuffer,aBaseName);
+    return self;
+    }
+
+CPbkImageBufferData::~CPbkImageBufferData()
+    {
+    delete iFile;
+    iFsSession.Close();
+    }
+
+const TDesC8& CPbkImageBufferData::GetBufferL() const
+    {
+    return iBuffer;
+    }
+
+const TDesC&  CPbkImageBufferData::GetFileNameL() const
+    {
+    if (!iFile)
+        {
+        if (iFsSession.Handle() == KNullHandle)
+            {
+            User::LeaveIfError(iFsSession.Connect());
+            }
+        CPbkAttachmentFile* imageFile = CPbkAttachmentFile::NewLC(iBaseName,iFsSession);
+        RFile& file = imageFile->File();
+        User::LeaveIfError(file.Write(iBuffer));
+        User::LeaveIfError(file.Flush());
+        file.Close();
+        CleanupStack::Pop(imageFile);
+        iFile = imageFile;
+        }
+    return iFile->FileName();
+    }
+
+// CPbkImageDataWithInfo
+EXPORT_C CPbkImageDataWithInfo::TParams::TParams() :
+    iImageData(NULL),
+    iSizeInPixels(0,0),
+    iMimeType(NULL)
+    {
+    }
+
+inline CPbkImageDataWithInfo::CPbkImageDataWithInfo()
+    {
+    }
+            
+inline void CPbkImageDataWithInfo::ConstructL(const TParams& aParams)
+    {
+    iParams.iSizeInPixels = aParams.iSizeInPixels;
+    if (aParams.iMimeType)
+        {
+        iParams.iMimeType = aParams.iMimeType->AllocL();
+        }
+    // Take ownership of iImageData after all leaving operations so that this
+    // class operates consistently (==does not take ownership of aParams.iImageData) 
+    // if NewL leaves.
+    iParams.iImageData = aParams.iImageData;
+    }
+
+EXPORT_C CPbkImageDataWithInfo* CPbkImageDataWithInfo::NewL(const TParams& aParams)
+    {
+    CPbkImageDataWithInfo* self = new(ELeave) CPbkImageDataWithInfo;
+    CleanupStack::PushL(self);
+    self->ConstructL(aParams);
+    CleanupStack::Pop(self);
+    return self;
+    }
+
+CPbkImageDataWithInfo::~CPbkImageDataWithInfo()
+    {
+    // ConstructL puts a HBufC8* to iParams.iMimeType
+    delete ((HBufC8*)(iParams.iMimeType));
+    delete iParams.iImageData;
+    }
+
+EXPORT_C const MPbkImageData& CPbkImageDataWithInfo::ImageData() const
+    {
+    return *iParams.iImageData;
+    }
+
+EXPORT_C TSize CPbkImageDataWithInfo::ImageSizeInPixels() const
+    {
+    return iParams.iSizeInPixels;
+    }
+
+EXPORT_C const TDesC8& CPbkImageDataWithInfo::MimeType() const
+    {
+    if (iParams.iMimeType)
+        {
+        return *iParams.iMimeType;
+        }
+    else
+        {
+        return KNullDesC8;
+        }
+    }
+
+//  End of File