webcorecache.cpp

最新Nokia手机浏览器全套源代码完美版。

 /*
 * Copyright (c) 2005 Nokia Corporation, Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the Nokia Corporation nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
*/

#include "WebCoreCache.h"
#include "loader.h"
#include "KWQBuffer.h"
#include "WebCoreUrlResponseInfo.h"

_LIT( KMimeStringImage, "image/" );
_LIT( KMimeStringCss, "text/css" );
_LIT( KMimeStringJs, "application/x-javascript" );


// -----------------------------------------------------------------------------
// TWebCoreCache::AddItemToCache
//
//
// -----------------------------------------------------------------------------
//
EXPORT_C void TWebCoreCache::AddItemToCacheL(
    MWebCoreUrlResponseHeaderInfo& aHeader,
    TDesC8& aData,
    TBool aSaveRawData )
    {
    // if content is a CSS document
    if( aHeader.ContentType().Find(KMimeStringCss) != KErrNotFound )
        {
        TWebCoreCache::AddCssToCacheL( aHeader, aData );
        }
    // if content is a Script document
    else if( aHeader.ContentType().Find(KMimeStringJs) != KErrNotFound )
        {
        TWebCoreCache::AddScriptToCacheL( aHeader, aData );
        }
    // if content is an image
    else if( aHeader.ContentType().Find(KMimeStringImage) != KErrNotFound )
        {
        TWebCoreCache::AddImageToCacheL( aHeader, aData, aSaveRawData );
        }
    }

// -----------------------------------------------------------------------------
// TWebCoreCache::AddCssToCache
//
//
// -----------------------------------------------------------------------------
//
void TWebCoreCache::AddCssToCacheL(
    MWebCoreUrlResponseHeaderInfo& aResponse,
    TDesC8& aCssData )
    {
    HBufC16* data16 = HBufC16::NewL( aCssData.Length() );
    data16->Des().Copy( aCssData );
    khtml::Cache::preloadStyleSheet( QString::FromDes( aResponse.ResponseUrl() ),
        QString::FromDes( *data16 ) );
    delete data16;
    }

// -----------------------------------------------------------------------------
// TWebCoreCache::AddScriptToCache
//
//
// -----------------------------------------------------------------------------
//
void TWebCoreCache::AddScriptToCacheL(
    MWebCoreUrlResponseHeaderInfo& aResponse,
    TDesC8& aScriptData )
    {
    HBufC16* data16 = HBufC16::NewL( aScriptData.Length() );
    data16->Des().Copy( aScriptData );
    khtml::Cache::preloadScript( QString::FromDes( aResponse.ResponseUrl() ),
        QString::FromDes( *data16 ) );
    delete data16;
    }

// -----------------------------------------------------------------------------
// TWebCoreCache::AddImageToCache
//
//
// -----------------------------------------------------------------------------
//
void TWebCoreCache::AddImageToCacheL(
    MWebCoreUrlResponseHeaderInfo& aResponse,
    TDesC8& aImageData,
    TBool aSaveRawData )
    {
    QBuffer *imgBuf = new QBuffer();
    imgBuf->writeBlock((const char *)aImageData.Ptr(), (int)aImageData.Length());
    khtml::CachedImage * image = khtml::Cache::preloadImage( aResponse, *imgBuf );
    delete imgBuf;
    }

//  End of File