#pragma once
#include "Event.h"
#include "MessagePort.h"
#include "SerializedScriptValue.h"
#include <bindings/ScriptValue.h>
namespace WebCore {
class Blob;
struct MessageEventInit : public EventInit {
Deprecated::ScriptValue data;
String origin;
String lastEventId;
RefPtr<EventTarget> source;
MessagePortArray ports;
};
class MessageEvent final : public Event {
public:
static Ref<MessageEvent> create(std::unique_ptr<MessagePortArray>, RefPtr<SerializedScriptValue>&&, const String& origin = { }, const String& lastEventId = { }, EventTarget* source = nullptr);
static Ref<MessageEvent> create(const AtomicString& type, RefPtr<SerializedScriptValue>&&, const String& origin, const String& lastEventId);
static Ref<MessageEvent> create(const String& data, const String& origin = { });
static Ref<MessageEvent> create(Ref<Blob>&& data, const String& origin);
static Ref<MessageEvent> create(Ref<ArrayBuffer>&& data, const String& origin = { });
static Ref<MessageEvent> createForBindings();
static Ref<MessageEvent> createForBindings(const AtomicString& type, const MessageEventInit&);
virtual ~MessageEvent();
void initMessageEvent(const AtomicString& type, bool canBubble, bool cancelable, const Deprecated::ScriptValue& data, const String& origin, const String& lastEventId, DOMWindow* source, std::unique_ptr<MessagePortArray>);
void initMessageEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<SerializedScriptValue> data, const String& origin, const String& lastEventId, DOMWindow* source, std::unique_ptr<MessagePortArray>);
const String& origin() const { return m_origin; }
const String& lastEventId() const { return m_lastEventId; }
EventTarget* source() const { return m_source.get(); }
MessagePortArray ports() const { return m_ports ? *m_ports : MessagePortArray(); }
SerializedScriptValue* data() const;
MessagePort* messagePort();
void initMessageEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<SerializedScriptValue> data, const String& origin, const String& lastEventId, DOMWindow* source, MessagePort*);
EventInterface eventInterface() const override;
enum DataType {
DataTypeScriptValue,
DataTypeSerializedScriptValue,
DataTypeString,
DataTypeBlob,
DataTypeArrayBuffer
};
DataType dataType() const { return m_dataType; }
JSC::JSValue dataAsScriptValue() const { ASSERT(m_dataType == DataTypeScriptValue); return m_dataAsScriptValue; }
PassRefPtr<SerializedScriptValue> dataAsSerializedScriptValue() const { ASSERT(m_dataType == DataTypeSerializedScriptValue); return m_dataAsSerializedScriptValue; }
String dataAsString() const { ASSERT(m_dataType == DataTypeString); return m_dataAsString; }
Blob* dataAsBlob() const { ASSERT(m_dataType == DataTypeBlob); return m_dataAsBlob.get(); }
ArrayBuffer* dataAsArrayBuffer() const { ASSERT(m_dataType == DataTypeArrayBuffer); return m_dataAsArrayBuffer.get(); }
RefPtr<SerializedScriptValue> trySerializeData(JSC::ExecState*);
private:
MessageEvent();
MessageEvent(const AtomicString&, const MessageEventInit&);
MessageEvent(RefPtr<SerializedScriptValue>&& data, const String& origin, const String& lastEventId, EventTarget* source, std::unique_ptr<MessagePortArray>);
MessageEvent(const AtomicString& type, RefPtr<SerializedScriptValue>&& data, const String& origin, const String& lastEventId);
MessageEvent(const String& data, const String& origin);
MessageEvent(Ref<Blob>&& data, const String& origin);
MessageEvent(Ref<ArrayBuffer>&& data, const String& origin);
DataType m_dataType;
Deprecated::ScriptValue m_dataAsScriptValue;
RefPtr<SerializedScriptValue> m_dataAsSerializedScriptValue;
bool m_triedToSerialize { false };
String m_dataAsString;
RefPtr<Blob> m_dataAsBlob;
RefPtr<ArrayBuffer> m_dataAsArrayBuffer;
String m_origin;
String m_lastEventId;
RefPtr<EventTarget> m_source;
std::unique_ptr<MessagePortArray> m_ports;
};
}