engine/collectionframework/datasource/manager/src/glxstringcache.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 19 Mar 2010 09:28:59 +0200
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/*
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* Copyright (c) 2008-2009 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:   This class caches resource strings
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*
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*/
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#include <glxlog.h>
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#include <barsc.h>
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#include <data_caging_path_literals.hrh>
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#include <bautils.h>
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#include <glxtracer.h>
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#include "glxstringcache.h"
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// ----------------------------------------------------------------------------
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// NewL
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// ----------------------------------------------------------------------------
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//
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CGlxStringCache::CGlxStringItem* CGlxStringCache::CGlxStringItem::NewL(TInt aId, HBufC* aString)
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    {
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    CGlxStringItem* self = new (ELeave) CGlxStringItem(aId);
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    CleanupStack::PushL(self);
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    self->ConstructL(aString);
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    CleanupStack::Pop(self);
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    return self;
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    }
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// ----------------------------------------------------------------------------
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// ConstructL
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// ----------------------------------------------------------------------------
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//
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void CGlxStringCache::CGlxStringItem::ConstructL(HBufC* aString)
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    {
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    if (NULL == aString)
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        {
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        User::Leave(KErrArgument);
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        }
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    iString = (*aString).AllocL();
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    }
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// ----------------------------------------------------------------------------
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// Constructor
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// ----------------------------------------------------------------------------
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//
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CGlxStringCache::CGlxStringItem::CGlxStringItem(TInt aId)
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: iId(aId)
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    {
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    }
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// ----------------------------------------------------------------------------
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// Destructor
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// ----------------------------------------------------------------------------
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//
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CGlxStringCache::CGlxStringItem::~CGlxStringItem()
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    {
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    delete iString;
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    }
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// ----------------------------------------------------------------------------
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// GetId
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// ----------------------------------------------------------------------------
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//
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TInt CGlxStringCache::CGlxStringItem::GetId() const
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    {
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    return iId;
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    }
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// ----------------------------------------------------------------------------
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// GetString
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// ----------------------------------------------------------------------------
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//
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HBufC* CGlxStringCache::CGlxStringItem::GetString()
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    {
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    return iString;
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    }
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// ----------------------------------------------------------------------------
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// NewL
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// ----------------------------------------------------------------------------
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//
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EXPORT_C CGlxStringCache* CGlxStringCache::NewL()
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	{
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	CGlxStringCache* self = new(ELeave) CGlxStringCache;
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	return self;
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	}
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// ----------------------------------------------------------------------------
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// Constructor
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// ----------------------------------------------------------------------------
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//
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CGlxStringCache::CGlxStringCache()
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    {
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    TRACER("CGlxStringCache::CGlxStringCache()");
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    iResourceFileName.Zero();
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    }
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   117
// ----------------------------------------------------------------------------
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   118
// Destructor
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   119
// ----------------------------------------------------------------------------
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   120
//
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   121
CGlxStringCache::~CGlxStringCache()
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    {
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    TRACER("CGlxStringCache::~CGlxStringCache()");
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    iStringCache.ResetAndDestroy();
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   125
    }
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   126
    
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// ----------------------------------------------------------------------------
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// Count
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   129
// ----------------------------------------------------------------------------
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   130
//
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   131
TInt CGlxStringCache::Count()
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    {
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    TRACER("TInt CGlxStringCache::Count()");
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    return iStringCache.Count();
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   135
    }
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   136
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   137
// ----------------------------------------------------------------------------
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   138
// Find
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   139
// ----------------------------------------------------------------------------
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   140
//
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   141
HBufC* CGlxStringCache::FindL(TInt aId)
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    {
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   143
    TRACER("HBufC* CGlxStringCache::FindL(TInt aId)");
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    // Create a TIdentityRelation to be used in the Find
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    TIdentityRelation<CGlxStringCache::CGlxStringItem> match(&MatchById);
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   146
    
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   147
    // Create a dummy string item with the correct id to use in the find
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    CGlxStringItem* dummyItem = new (ELeave) CGlxStringItem(aId);
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   149
    
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   150
    // Call Find
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   151
    TInt index = iStringCache.Find(dummyItem, match);
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   152
    
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   153
    // delete the dummy item
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   154
    delete dummyItem;
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   155
    
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parents:
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   156
    
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   157
    if (KErrNotFound != index)
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   158
        {
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   159
        // The string was found so create a copy and pass to caller
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   160
        CGlxStringItem* item = iStringCache[index];
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   161
        return item->GetString()->Des().AllocL();
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   162
        }
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   163
    
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   164
    // String was not found    
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   165
    return NULL;
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   166
    }
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   167
    
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   168
// ----------------------------------------------------------------------------
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   169
// InsertL
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   170
// ----------------------------------------------------------------------------
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   171
//
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   172
void CGlxStringCache::InsertL(TInt aId, HBufC* aString)
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   173
    {
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   174
    TRACER("void CGlxStringCache::InsertL(TInt aId, HBufC* aString)");
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   175
    // Create a TLinearOrder to be used in the InsertInOrder
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   176
    TLinearOrder<CGlxStringCache::CGlxStringItem> orderer(&OrderById);
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   177
    
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   178
    // Create the string item
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   179
    CGlxStringItem* item = CGlxStringItem::NewL(aId, aString);
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   180
    
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   181
    // attempt to insert it
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   182
    TInt err = iStringCache.InsertInOrder(item, orderer);
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   183
    
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   184
    switch (err)
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   185
        {
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diff changeset
   186
    case KErrNone:
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   187
        // Do nothing as item has been inserted into cache
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   188
        break;
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parents:
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   189
        
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diff changeset
   190
    case KErrAlreadyExists:
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parents:
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   191
        // This is not an error, but we must tidy up
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   192
        delete item;
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parents:
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   193
        break;
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parents:
diff changeset
   194
        
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   195
    default:
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   196
        // We have an error
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   197
        delete item;
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parents:
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   198
        User::Leave(err);
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   199
        break;
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   200
        }
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parents:
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   201
    }
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parents:
diff changeset
   202
    
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diff changeset
   203
// ----------------------------------------------------------------------------
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   204
// Compares two Id's by subtraction
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   205
// ----------------------------------------------------------------------------
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   206
//
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   207
TInt CGlxStringCache::OrderById(const CGlxStringCache::CGlxStringItem& aItem1, const CGlxStringCache::CGlxStringItem& aItem2)
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parents:
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   208
    {
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   209
    TRACER("TInt CGlxStringCache::OrderById()");
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parents:
diff changeset
   210
    return aItem1.GetId() - aItem2.GetId();
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parents:
diff changeset
   211
    }
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parents:
diff changeset
   212
    
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diff changeset
   213
// ----------------------------------------------------------------------------
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parents:
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   214
// Compares two Id's logical equality
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parents:
diff changeset
   215
// ----------------------------------------------------------------------------
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parents:
diff changeset
   216
//
74c9f037fd5d Revision: 201007
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diff changeset
   217
TBool CGlxStringCache::MatchById(const CGlxStringCache::CGlxStringItem& aItem1, const CGlxStringCache::CGlxStringItem& aItem2)
74c9f037fd5d Revision: 201007
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parents:
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   218
    {
74c9f037fd5d Revision: 201007
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parents:
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   219
    TRACER("TBool CGlxStringCache::MatchById()");
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   220
    return aItem1.GetId() == aItem2.GetId();
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parents:
diff changeset
   221
    }
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parents:
diff changeset
   222
    
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parents:
diff changeset
   223
// ----------------------------------------------------------------------------
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parents:
diff changeset
   224
// Load the String
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   225
// ----------------------------------------------------------------------------
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parents:
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   226
//    
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   227
EXPORT_C HBufC* CGlxStringCache::LoadLocalizedStringLC(const TDesC& aResourceFile, const TInt aResourceId)
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   228
    {
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diff changeset
   229
    TRACER("HBufC* CGlxCollectionPluginBase::LoadLocalizedStringLC()");
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parents:
diff changeset
   230
    HBufC* string = NULL;
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   231
    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   232
    TFileName resourceFile;
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   233
    resourceFile.Copy(aResourceFile);
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   234
    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   235
    TRAPD(err, string = LoadLocalizedStringFromDriveL(resourceFile, aResourceId));
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   236
    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   237
    switch (err)
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   238
        {
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   239
        case KErrNone:
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   240
            break;
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   241
            
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   242
        case KErrNotFound:
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   243
            {
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   244
            // Could not find resource file on drive z so try on drive c
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   245
            _LIT(KCDrive,"c");
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   246
            resourceFile.Copy(KCDrive);
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   247
            resourceFile.Append(aResourceFile.Mid(1));
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   248
            string = LoadLocalizedStringFromDriveL(resourceFile, aResourceId);
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   249
            }
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   250
            break;
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   251
            
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   252
        default:
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   253
            {
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   254
            GLX_DEBUG2("LEAVING LoadLocalizedStringLC with %d", err);
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   255
            User::Leave(err);
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   256
            }
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   257
            break;
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   258
        }
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   259
            
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   260
    CleanupStack::PushL(string);
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   261
    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   262
    return string;
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   263
    }
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   264
    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   265
// ----------------------------------------------------------------------------
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   266
// Loads the String from a drive
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   267
// ----------------------------------------------------------------------------
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   268
//    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   269
HBufC* CGlxStringCache::LoadLocalizedStringFromDriveL(const TDesC& aResourceFile, const TInt aResourceId)
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   270
    {
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   271
    TRACER("HBufC* CGlxCollectionPluginBase::LoadLocalizedStringFromDriveL()");
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   272
    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   273
    HBufC* string = NULL;
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   274
    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   275
	if (NULL != (string = FindL(aResourceId)))
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   276
		{
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   277
		// String has been cached to return it
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   278
		return string;
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   279
		}
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   280
			
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   281
    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   282
    // The string has not been cached to read from resource file
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   283
    RFs fs;
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   284
    User::LeaveIfError(fs.Connect());
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   285
    CleanupClosePushL(fs);
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   286
    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   287
    // find out if the resource name file has been cached
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   288
    TBool resoureFileNameCached = (0 != iResourceFileName.Length());
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   289
    TFileName resFile;
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   290
    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   291
    if (resoureFileNameCached)
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   292
        {
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   293
        // Use cached resource file name
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   294
        resFile.Copy(iResourceFileName);
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   295
        }
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   296
    else
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   297
        {
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   298
        // Caluculate the path and language extension
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   299
        TParse parse;
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   300
        parse.Set( aResourceFile, &KDC_ECOM_RESOURCE_DIR, NULL );
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   301
        resFile.Copy(parse.FullName());
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   302
        
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   303
    	TLanguage language = ELangNone;
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   304
    	BaflUtils::NearestLanguageFile( fs, resFile, language);
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   305
    	// Do not cache the file name here as it could be the wrong drive
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   306
    	// causing a leave later
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   307
        }
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   308
	
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   309
    RResourceFile resourceFile; 
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   310
    resourceFile.OpenL(fs, resFile);
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   311
    CleanupClosePushL(resourceFile);
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   312
    resourceFile.ConfirmSignatureL(0);          // must use BA_RSS_SIGNATURE in resource file (not RSS_SIGNATURE).
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   313
    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   314
    TResourceReader resReader;
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   315
    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   316
    HBufC8* buf = resourceFile.AllocReadLC( aResourceId ); 
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   317
    resReader.SetBuffer( buf );
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   318
    string  = resReader.ReadHBufCL();
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   319
    CleanupStack::PopAndDestroy( buf );
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   320
    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   321
    // We have succesfully read from the resource so 
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   322
    // check to see if we need to cache the file name
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   323
    if (!resoureFileNameCached)
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   324
        {
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   325
        // Cache the resource file name
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   326
        iResourceFileName.Copy(resFile);
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   327
        }
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   328
    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   329
    CleanupStack::PopAndDestroy( &resourceFile );
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   330
    CleanupStack::PopAndDestroy( &fs );
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   331
    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   332
    CleanupStack::PushL(string);    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   333
    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   334
    InsertL(aResourceId, string); // InsertL won't create duplicates
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   335
    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   336
    CleanupStack::Pop(string);
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   337
    
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   338
    return string;
74c9f037fd5d Revision: 201007
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   339
    }