| /* |
| This file is part of the WebKit open source project. |
| This file has been generated by generate-bindings.pl. DO NOT MODIFY! |
| |
| This library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Library General Public |
| License as published by the Free Software Foundation; either |
| version 2 of the License, or (at your option) any later version. |
| |
| This library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Library General Public License for more details. |
| |
| You should have received a copy of the GNU Library General Public License |
| along with this library; see the file COPYING.LIB. If not, write to |
| the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| Boston, MA 02110-1301, USA. |
| */ |
| |
| #include "config.h" |
| |
| #if ENABLE(REQUEST_ANIMATION_FRAME) |
| |
| #include "JSRequestAnimationFrameCallback.h" |
| |
| #include "ScriptExecutionContext.h" |
| #include <runtime/JSLock.h> |
| |
| using namespace JSC; |
| |
| namespace WebCore { |
| |
| JSRequestAnimationFrameCallback::JSRequestAnimationFrameCallback(JSObject* callback, JSDOMGlobalObject* globalObject) |
| : RequestAnimationFrameCallback() |
| , ActiveDOMCallback(globalObject->scriptExecutionContext()) |
| , m_data(new JSCallbackDataStrong(callback, this)) |
| { |
| } |
| |
| JSRequestAnimationFrameCallback::~JSRequestAnimationFrameCallback() |
| { |
| ScriptExecutionContext* context = scriptExecutionContext(); |
| // When the context is destroyed, all tasks with a reference to a callback |
| // should be deleted. So if the context is 0, we are on the context thread. |
| if (!context || context->isContextThread()) |
| delete m_data; |
| else |
| context->postTask(DeleteCallbackDataTask(m_data)); |
| #ifndef NDEBUG |
| m_data = nullptr; |
| #endif |
| } |
| |
| |
| // Functions |
| |
| bool JSRequestAnimationFrameCallback::handleEvent(double highResTime) |
| { |
| if (!canInvokeCallback()) |
| return true; |
| |
| Ref<JSRequestAnimationFrameCallback> protectedThis(*this); |
| |
| JSLockHolder lock(m_data->globalObject()->vm()); |
| |
| ExecState* state = m_data->globalObject()->globalExec(); |
| MarkedArgumentBuffer args; |
| args.append(jsNumber(highResTime)); |
| |
| NakedPtr<JSC::Exception> returnedException; |
| UNUSED_PARAM(state); |
| m_data->invokeCallback(args, JSCallbackData::CallbackType::Function, Identifier(), returnedException); |
| if (returnedException) |
| reportException(state, returnedException); |
| return !returnedException; |
| } |
| |
| JSC::JSValue toJS(JSC::ExecState*, JSDOMGlobalObject*, RequestAnimationFrameCallback& impl) |
| { |
| if (!static_cast<JSRequestAnimationFrameCallback&>(impl).callbackData()) |
| return jsNull(); |
| |
| return static_cast<JSRequestAnimationFrameCallback&>(impl).callbackData()->callback(); |
| |
| } |
| |
| } |
| |
| #endif // ENABLE(REQUEST_ANIMATION_FRAME) |