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/*
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* Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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#include "TSTCLIPB.H"
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#include <s32file.h>
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const TUid KClipboardFileUid={268435515};
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_LIT(KClipFilePath, "_:\\system\\clipbd\\main.sto");
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typedef TBuf<28> TClipboardFileName;
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/**
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Construct full path and name of clipbard file.
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@param aFileName On completion this will hold the result.
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*/
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static void GetClipboardFileName(TClipboardFileName& aFileName)
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{
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aFileName.Copy(KClipFilePath);
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aFileName[0] = 'A' + static_cast<TInt>(RFs::GetSystemDrive());
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}
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EXPORT_C CClipboard* CClipboard::NewForReadingLC(RFs& aFsSession)
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{
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// get store filename
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TClipboardFileName clipboardFileName;
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GetClipboardFileName(clipboardFileName);
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TEntry entry;
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User::LeaveIfError(aFsSession.Entry(clipboardFileName,entry));
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if (entry[0]!=KDirectFileStoreLayoutUid || entry[1]!=KClipboardFileUid)
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User::Leave(KErrCorrupt); // !! get a better error
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CClipboard* self=new(ELeave) CClipboard(aFsSession);
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CleanupStack::PushL(self);
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self->ConstructForReadingL(clipboardFileName);
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return(self);
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}
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/**
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Construct a clipboard store for reading from.
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*/
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void CClipboard::ConstructForReadingL(const TDesC& aFileName)
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{
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iStore=CDirectFileStore::OpenL(iFsSession,aFileName,EFileRead);
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iStreamDictionary=CStreamDictionary::NewL();
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RStoreReadStream root;
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root.OpenLC(*iStore,iStore->Root());
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root>> *iStreamDictionary;
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CleanupStack::PopAndDestroy(); // root
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}
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EXPORT_C CClipboard* CClipboard::NewForWritingLC(RFs& aFsSession)
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{
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// get store filename
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TClipboardFileName clipboardFileName;
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GetClipboardFileName(clipboardFileName);
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CClipboard* self=new(ELeave) CClipboard(aFsSession);
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CleanupStack::PushL(self);
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self->ConstructForWritingL(clipboardFileName);
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return(self);
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}
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/**
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Construct a clipboard store for writing to.
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*/
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void CClipboard::ConstructForWritingL(const TDesC& aFileName)
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{
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CreateDirectoryL(aFileName);
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iStore=CDirectFileStore::ReplaceL(iFsSession,aFileName,EFileRead|EFileWrite);
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iStore->SetTypeL(TUidType(KDirectFileStoreLayoutUid,KClipboardFileUid));
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iStreamDictionary=CStreamDictionary::NewL();
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}
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CClipboard::CClipboard(RFs& aFsSession)
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: iFsSession(aFsSession)
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{
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}
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EXPORT_C CClipboard::~CClipboard()
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{
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delete(iStore);
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delete(iStreamDictionary);
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}
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void CClipboard::CreateDirectoryL(const TDesC& aFileName)
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{
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TParse parser;
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parser.Set(aFileName,NULL,NULL);
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TInt err=iFsSession.MkDirAll(parser.DriveAndPath());
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if (err!=KErrNone && err!=KErrAlreadyExists)
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User::Leave(err);
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}
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EXPORT_C void CClipboard::CommitL()
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{
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RStoreWriteStream stream;
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TStreamId streamId=stream.CreateLC(*iStore);
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stream<< *iStreamDictionary;
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stream.CommitL();
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CleanupStack::PopAndDestroy(); // dictionary stream
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iStore->SetRootL(streamId);
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iStore->CommitL();
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}
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