The Tor Browser: parser/html/nsHtml5SpeculativeLoad.cpp@925c144e1f1f

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this

     3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 #include "nsHtml5SpeculativeLoad.h"

     6 #include "nsHtml5TreeOpExecutor.h"

     8 nsHtml5SpeculativeLoad::nsHtml5SpeculativeLoad()

     9 #ifdef DEBUG

    10  : mOpCode(eSpeculativeLoadUninitialized)

    11 #endif

    12 {

    13   MOZ_COUNT_CTOR(nsHtml5SpeculativeLoad);

    14 }

    16 nsHtml5SpeculativeLoad::~nsHtml5SpeculativeLoad()

    17 {

    18   MOZ_COUNT_DTOR(nsHtml5SpeculativeLoad);

    19   NS_ASSERTION(mOpCode != eSpeculativeLoadUninitialized,

    20                "Uninitialized speculative load.");

    21 }

    23 void

    24 nsHtml5SpeculativeLoad::Perform(nsHtml5TreeOpExecutor* aExecutor)

    25 {

    26   switch (mOpCode) {

    27     case eSpeculativeLoadBase:

    28       aExecutor->SetSpeculationBase(mUrl);

    29       break;

    30     case eSpeculativeLoadImage:

    31       aExecutor->PreloadImage(mUrl, mCrossOrigin);

    32       break;

    33     case eSpeculativeLoadScript:

    34       aExecutor->PreloadScript(mUrl, mCharset, mTypeOrCharsetSource,

    35                                mCrossOrigin, false);

    36       break;

    37     case eSpeculativeLoadScriptFromHead:

    38       aExecutor->PreloadScript(mUrl, mCharset, mTypeOrCharsetSource,

    39                                mCrossOrigin, true);

    40       break;

    41     case eSpeculativeLoadStyle:

    42       aExecutor->PreloadStyle(mUrl, mCharset, mCrossOrigin);

    43       break;

    44     case eSpeculativeLoadManifest:

    45       aExecutor->ProcessOfflineManifest(mUrl);

    46       break;

    47     case eSpeculativeLoadSetDocumentCharset: {

    48         nsAutoCString narrowName;

    49         CopyUTF16toUTF8(mCharset, narrowName);

    50         NS_ASSERTION(mTypeOrCharsetSource.Length() == 1,

    51             "Unexpected charset source string");

    52         int32_t intSource = (int32_t)mTypeOrCharsetSource.First();

    53         aExecutor->SetDocumentCharsetAndSource(narrowName,

    54                                                intSource);

    55       }

    56       break;

    57     default:

    58       NS_NOTREACHED("Bogus speculative load.");

    59       break;

    60   }

    61 }

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