gecko-dev/dom/base/MessageManagerCallback.h

70 строки
1.8 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef dom_base_MessageManagerCallback_h__
#define dom_base_MessageManagerCallback_h__
#include "nsError.h"
#include "nsStringFwd.h"
#include "nsTArrayForwardDeclare.h"
namespace mozilla {
class ErrorResult;
namespace dom {
class ClonedMessageData;
class ContentChild;
class ContentParent;
class ProcessMessageManager;
namespace ipc {
class StructuredCloneData;
class MessageManagerCallback {
public:
virtual ~MessageManagerCallback() = default;
virtual bool DoLoadMessageManagerScript(const nsAString& aURL,
bool aRunInGlobalScope) {
return true;
}
virtual bool DoSendBlockingMessage(const nsAString& aMessage,
StructuredCloneData& aData,
nsTArray<StructuredCloneData>* aRetVal) {
return true;
}
virtual nsresult DoSendAsyncMessage(const nsAString& aMessage,
StructuredCloneData& aData) {
return NS_OK;
}
virtual mozilla::dom::ProcessMessageManager* GetProcessMessageManager()
const {
return nullptr;
}
virtual void DoGetRemoteType(nsACString& aRemoteType,
ErrorResult& aError) const;
protected:
bool BuildClonedMessageData(StructuredCloneData& aData,
ClonedMessageData& aClonedData);
};
void UnpackClonedMessageData(const ClonedMessageData& aClonedData,
StructuredCloneData& aData);
} // namespace ipc
} // namespace dom
} // namespace mozilla
#endif