本文整理汇总了C++中MessagePortArray::size方法的典型用法代码示例。如果您正苦于以下问题：C++ MessagePortArray::size方法的具体用法？C++ MessagePortArray::size怎么用？C++ MessagePortArray::size使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类MessagePortArray的用法示例。
在下文中一共展示了MessagePortArray::size方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1:
v8::Handle<v8::Value> V8MessageEvent::portsAccessorGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info)
{
INC_STATS("DOM.MessageEvent.ports");
MessageEvent* event = V8MessageEvent::toNative(info.Holder());
MessagePortArray* ports = event->ports();
if (!ports || ports->isEmpty())
return v8::Null();
v8::Local<v8::Array> portArray = v8::Array::New(ports->size());
for (size_t i = 0; i < ports->size(); ++i)
portArray->Set(v8::Integer::New(i), toV8((*ports)[i].get()));
return portArray;
}示例2: postMessage
void MessagePort::postMessage(ExecutionContext* context,
PassRefPtr<SerializedScriptValue> message,
const MessagePortArray& ports,
ExceptionState& exceptionState) {
if (!isEntangled())
return;
DCHECK(getExecutionContext());
DCHECK(m_entangledChannel);
// Make sure we aren't connected to any of the passed-in ports.
for (unsigned i = 0; i < ports.size(); ++i) {
if (ports[i] == this) {
exceptionState.throwDOMException(
DataCloneError,
"Port at index " + String::number(i) + " contains the source port.");
return;
}
}
std::unique_ptr<MessagePortChannelArray> channels =
MessagePort::disentanglePorts(context, ports, exceptionState);
if (exceptionState.hadException())
return;
if (message->containsTransferableArrayBuffer())
getExecutionContext()->addConsoleMessage(ConsoleMessage::create(
JSMessageSource, WarningMessageLevel,
"MessagePort cannot send an ArrayBuffer as a transferable object yet. "
"See http://crbug.com/334408"));
WebString messageString = message->toWireString();
std::unique_ptr<WebMessagePortChannelArray> webChannels =
toWebMessagePortChannelArray(std::move(channels));
m_entangledChannel->postMessage(messageString, webChannels.release());
}示例3: ports
JSValue JSMessageEvent::ports(ExecState* exec) const
{
MessagePortArray* ports = static_cast<MessageEvent*>(impl())->ports();
if (!ports)
return constructEmptyArray(exec, globalObject());
MarkedArgumentBuffer list;
for (size_t i = 0; i < ports->size(); i++)
list.append(toJS(exec, globalObject(), (*ports)[i].get()));
return constructArray(exec, globalObject(), list);
}示例4: if
std::unique_ptr<MessagePortChannelArray> MessagePort::disentanglePorts(
ExecutionContext* context,
const MessagePortArray& ports,
ExceptionState& exceptionState) {
if (!ports.size())
return nullptr;
HeapHashSet<Member<MessagePort>> visited;
// Walk the incoming array - if there are any duplicate ports, or null ports
// or cloned ports, throw an error (per section 8.3.3 of the HTML5 spec).
for (unsigned i = 0; i < ports.size(); ++i) {
MessagePort* port = ports[i];
if (!port || port->isNeutered() || visited.contains(port)) {
String type;
if (!port)
type = "null";
else if (port->isNeutered())
type = "already neutered";
else
type = "a duplicate";
exceptionState.throwDOMException(
DataCloneError,
"Port at index " + String::number(i) + " is " + type + ".");
return nullptr;
}
visited.add(port);
}
UseCounter::count(context, UseCounter::MessagePortsTransferred);
// Passed-in ports passed validity checks, so we can disentangle them.
std::unique_ptr<MessagePortChannelArray> portArray =
wrapUnique(new MessagePortChannelArray(ports.size()));
for (unsigned i = 0; i < ports.size(); ++i)
(*portArray)[i] = ports[i]->disentangle();
return portArray;
}