| /* |
| * Copyright (C) 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. |
| */ |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_BINDINGS_CORE_V8_LOCAL_WINDOW_PROXY_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_BINDINGS_CORE_V8_LOCAL_WINDOW_PROXY_H_ |
| |
| #include "base/memory/scoped_refptr.h" |
| #include "third_party/blink/renderer/bindings/core/v8/window_proxy.h" |
| #include "third_party/blink/renderer/core/frame/local_frame.h" |
| #include "third_party/blink/renderer/platform/bindings/dom_wrapper_world.h" |
| #include "third_party/blink/renderer/platform/bindings/script_state.h" |
| #include "third_party/blink/renderer/platform/wtf/assertions.h" |
| #include "third_party/blink/renderer/platform/wtf/casting.h" |
| #include "third_party/blink/renderer/platform/wtf/text/atomic_string.h" |
| #include "v8/include/v8.h" |
| |
| namespace blink { |
| |
| class HTMLDocument; |
| class SecurityOrigin; |
| |
| // Subclass of WindowProxy that only handles LocalFrame. |
| class LocalWindowProxy final : public WindowProxy { |
| public: |
| LocalWindowProxy(v8::Isolate*, LocalFrame&, scoped_refptr<DOMWrapperWorld>); |
| void Trace(Visitor*) const override; |
| |
| v8::Local<v8::Context> ContextIfInitialized() const { |
| return script_state_ ? script_state_->GetContext() |
| : v8::Local<v8::Context>(); |
| } |
| |
| // Update document object of the frame. |
| void UpdateDocument(); |
| |
| void NamedItemAdded(HTMLDocument*, const AtomicString&); |
| void NamedItemRemoved(HTMLDocument*, const AtomicString&); |
| |
| // Update the security origin of a document |
| // (e.g., after setting docoument.domain). |
| void UpdateSecurityOrigin(const SecurityOrigin*); |
| |
| void SetAbortScriptExecution( |
| v8::Context::AbortScriptExecutionCallback callback); |
| |
| private: |
| bool IsLocal() const override { return true; } |
| void Initialize() override; |
| void DisposeContext(Lifecycle next_status, FrameReuseStatus) override; |
| |
| // Creates a new v8::Context with the window wrapper object as the global |
| // object (aka the inner global). Note that the window wrapper and its |
| // prototype chain do not get fully initialized yet, e.g. the window |
| // wrapper is not yet associated with the native DOMWindow object. |
| void CreateContext(); |
| |
| // Installs conditionally enabled features, if necessary. |
| void InstallConditionalFeatures(); |
| |
| // Associates the window wrapper and its prototype chain with the native |
| // DOMWindow object. Also does some more Window-specific initialization. |
| void SetupWindowPrototypeChain(); |
| |
| void SetSecurityToken(const SecurityOrigin*); |
| |
| // Triggers updates of objects that are associated with a Document: |
| // - the activity logger |
| // - the document DOM wrapper (performance optimization for accessing |
| // window.document in the main world) |
| // - the security origin |
| void UpdateDocumentForMainWorld(); |
| |
| // The JavaScript wrapper for the document object is cached on the global |
| // object for fast access. UpdateDocumentProperty sets the wrapper |
| // for the current document on the global object. |
| void UpdateDocumentProperty(); |
| |
| // Updates Activity Logger for the current context. |
| void UpdateActivityLogger(); |
| |
| LocalFrame* GetFrame() const { |
| return To<LocalFrame>(WindowProxy::GetFrame()); |
| } |
| |
| Member<ScriptState> script_state_; |
| bool context_was_created_from_snapshot_ = false; |
| }; |
| |
| template <> |
| struct DowncastTraits<LocalWindowProxy> { |
| static bool AllowFrom(const WindowProxy& windowProxy) { |
| return windowProxy.IsLocal(); |
| } |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_BINDINGS_CORE_V8_LOCAL_WINDOW_PROXY_H_ |