gecko-dev/dom/base/ContentFrameMessageManager.h

63 строки
2.1 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 mozilla_dom_ContentFrameMessageManager_h
#define mozilla_dom_ContentFrameMessageManager_h
#include "mozilla/DOMEventTargetHelper.h"
#include "mozilla/dom/MessageManagerGlobal.h"
#include "nsContentUtils.h"
#include "xpcpublic.h"
namespace mozilla::dom {
template <typename>
struct Nullable;
class WindowProxyHolder;
#define NS_CONTENTFRAMEMESSAGEMANAGER_IID \
{ \
0x97e192a6, 0xab7a, 0x4c8f, { \
0xb7, 0xdd, 0xf7, 0xec, 0x36, 0x38, 0x71, 0xb5 \
} \
}
/**
* Base class for implementing the WebIDL ContentFrameMessageManager class.
*/
class ContentFrameMessageManager : public DOMEventTargetHelper,
public MessageManagerGlobal {
public:
using DOMEventTargetHelper::AddRef;
using DOMEventTargetHelper::Release;
NS_DECLARE_STATIC_IID_ACCESSOR(NS_CONTENTFRAMEMESSAGEMANAGER_IID)
virtual Nullable<WindowProxyHolder> GetContent(ErrorResult& aError) = 0;
virtual already_AddRefed<nsIDocShell> GetDocShell(ErrorResult& aError) = 0;
virtual already_AddRefed<nsIEventTarget> GetTabEventTarget() = 0;
nsFrameMessageManager* GetMessageManager() { return mMessageManager; }
void DisconnectMessageManager() {
mMessageManager->Disconnect();
mMessageManager = nullptr;
}
JSObject* GetOrCreateWrapper();
protected:
explicit ContentFrameMessageManager(nsFrameMessageManager* aMessageManager)
: DOMEventTargetHelper(xpc::NativeGlobal(xpc::PrivilegedJunkScope())),
MessageManagerGlobal(aMessageManager) {}
};
NS_DEFINE_STATIC_IID_ACCESSOR(ContentFrameMessageManager,
NS_CONTENTFRAMEMESSAGEMANAGER_IID)
} // namespace mozilla::dom
#endif // mozilla_dom_ContentFrameMessageManager_h