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Diffstat (limited to 'WebCore/bindings/v8/V8Utilities.cpp')
-rw-r--r-- | WebCore/bindings/v8/V8Utilities.cpp | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/WebCore/bindings/v8/V8Utilities.cpp b/WebCore/bindings/v8/V8Utilities.cpp deleted file mode 100644 index 7665a0a..0000000 --- a/WebCore/bindings/v8/V8Utilities.cpp +++ /dev/null @@ -1,135 +0,0 @@ -/* - * Copyright (C) 2008, 2009 Google 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: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * 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. - * * Neither the name of Google Inc. 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 "config.h" -#include "V8Utilities.h" - -#include <v8.h> - -#include "Document.h" -#include "Frame.h" -#include "ScriptExecutionContext.h" -#include "ScriptState.h" -#include "V8Binding.h" -#include "V8BindingState.h" -#include "V8Proxy.h" -#include "WorkerContext.h" -#include "WorkerContextExecutionProxy.h" - -#include <wtf/Assertions.h> -#include "Frame.h" - -namespace WebCore { - -// Use an array to hold dependents. It works like a ref-counted scheme. -// A value can be added more than once to the DOM object. -void createHiddenDependency(v8::Handle<v8::Object> object, v8::Local<v8::Value> value, int cacheIndex) -{ - v8::Local<v8::Value> cache = object->GetInternalField(cacheIndex); - if (cache->IsNull() || cache->IsUndefined()) { - cache = v8::Array::New(); - object->SetInternalField(cacheIndex, cache); - } - - v8::Local<v8::Array> cacheArray = v8::Local<v8::Array>::Cast(cache); - cacheArray->Set(v8::Integer::New(cacheArray->Length()), value); -} - -void removeHiddenDependency(v8::Handle<v8::Object> object, v8::Local<v8::Value> value, int cacheIndex) -{ - v8::Local<v8::Value> cache = object->GetInternalField(cacheIndex); - if (!cache->IsArray()) - return; - v8::Local<v8::Array> cacheArray = v8::Local<v8::Array>::Cast(cache); - for (int i = cacheArray->Length() - 1; i >= 0; --i) { - v8::Local<v8::Value> cached = cacheArray->Get(v8::Integer::New(i)); - if (cached->StrictEquals(value)) { - cacheArray->Delete(i); - return; - } - } -} - -void transferHiddenDependency(v8::Handle<v8::Object> object, - EventListener* oldValue, - v8::Local<v8::Value> newValue, - int cacheIndex) -{ - if (oldValue) { - V8AbstractEventListener* oldListener = V8AbstractEventListener::cast(oldValue); - if (oldListener) { - v8::Local<v8::Object> oldListenerObject = oldListener->getExistingListenerObject(); - if (!oldListenerObject.IsEmpty()) - removeHiddenDependency(object, oldListenerObject, cacheIndex); - } - } - if (!newValue->IsNull() && !newValue->IsUndefined()) - createHiddenDependency(object, newValue, cacheIndex); -} - -bool processingUserGesture() -{ - return V8BindingState::Only()->processingUserGesture(); -} - -Frame* callingOrEnteredFrame() -{ - return V8BindingState::Only()->activeFrame(); -} - -bool shouldAllowNavigation(Frame* frame) -{ - return V8BindingSecurity::shouldAllowNavigation(V8BindingState::Only(), frame); -} - -KURL completeURL(const String& relativeURL) -{ - return completeURL(V8BindingState::Only(), relativeURL); -} - -void navigateIfAllowed(Frame* frame, const KURL& url, bool lockHistory, bool lockBackForwardList) -{ - return V8Binding::Frame::navigateIfAllowed(V8BindingState::Only(), frame, url, lockHistory, lockBackForwardList); -} - -ScriptExecutionContext* getScriptExecutionContext() -{ -#if ENABLE(WORKERS) - if (WorkerScriptController* controller = WorkerScriptController::controllerForContext()) - return controller->workerContext(); -#endif - - if (Frame* frame = V8Proxy::retrieveFrameForCurrentContext()) - return frame->document()->scriptExecutionContext(); - - return 0; -} - -} // namespace WebCore |