1 /*

     2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of the License "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Handles the viewing of a single frame. If the page is not frame

    15 *                enabled, this class is used as the single view.  If frame

    16 *                enabled, there is one instance of this class for each frame.

    17 *

    18 */

    19 

    20 

    21 #include "WebDataLoadConsumer.h"

    22 

    23 WebDataLoadConsumer* WebDataLoadConsumer::initWithMetaData(CBrCtl* brctl, const TDesC& url, const TDataType& dataType,

    24     TUid charsetUid, TUint contentLength, MBrCtlDataLoadSupplier* brCtlDataLoadSupplier)

    25 {

    26     WebDataLoadConsumer* self = new WebDataLoadConsumer(brctl, dataType, charsetUid, contentLength, brCtlDataLoadSupplier);

    27     if (self) {

    28         self->m_url = url.Alloc();

    29         self->m_data = HBufC8::New(contentLength);

    30         if (self->m_url == NULL || self->m_data == NULL) {

    31             delete self;

    32             self = NULL;

    33         }

    34     }

    35     return self;

    36 }

    37 

    38 WebDataLoadConsumer::WebDataLoadConsumer(CBrCtl* brctl, const TDataType& dataType,

    39     TUid charsetUid, TUint contentLength, MBrCtlDataLoadSupplier* brCtlDataLoadSupplier) :

    40 m_brctl(brctl),

    41 m_dataType(dataType),

    42 m_charsetUid(charsetUid),

    43 m_contentLength(contentLength),

    44 m_brCtlDataLoadSupplier(brCtlDataLoadSupplier)

    45 {

    46 }

    47 	

    48 WebDataLoadConsumer::~WebDataLoadConsumer()

    49 {

    50     delete m_url;

    51     delete m_data;

    52 }

    53 	    

    54 void WebDataLoadConsumer::stopDataLoad()

    55 {

    56     m_brCtlDataLoadSupplier->CancelLoad();

    57 }

    58 

    59 void WebDataLoadConsumer::HandleNextDataChunk(const TDesC8& aData)

    60 {

    61     if (m_data->Length() + aData.Length() > m_contentLength) {

    62         m_brCtlDataLoadSupplier->CancelLoad();

    63         m_brctl->endLoadData();

    64     }

    65     else {

    66         m_data->Des().Append(aData);

    67     }

    68 }

    69 

    70 void WebDataLoadConsumer::HandleLoadComplete()

    71 {

    72     TRAP_IGNORE(m_brctl->LoadDataL(m_url->Des(), m_data->Des(), m_dataType, m_charsetUid));

    73     m_brctl->endLoadData();

    74 }

    75 

    76 void WebDataLoadConsumer::HandleError(TInt aError)

    77 {

    78     m_brctl->endLoadData();

    79 }