зеркало из https://github.com/mozilla/gecko-dev.git
130 строки
4.3 KiB
C++
130 строки
4.3 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 nsInProcessBrowserChildGlobal_h
|
|
#define nsInProcessBrowserChildGlobal_h
|
|
|
|
#include "mozilla/Attributes.h"
|
|
#include "mozilla/DOMEventTargetHelper.h"
|
|
#include "mozilla/RefPtr.h"
|
|
#include "mozilla/dom/ContentFrameMessageManager.h"
|
|
#include "mozilla/dom/MessageManagerCallback.h"
|
|
#include "nsCOMPtr.h"
|
|
#include "nsIScriptContext.h"
|
|
#include "nsIScriptObjectPrincipal.h"
|
|
#include "nsDocShell.h"
|
|
#include "nsCOMArray.h"
|
|
#include "nsWeakReference.h"
|
|
|
|
class nsFrameMessageManager;
|
|
|
|
namespace mozilla {
|
|
class EventChainPreVisitor;
|
|
|
|
namespace dom {
|
|
|
|
/**
|
|
* This class implements a ContentFrameMessageManager for use by frame loaders
|
|
* in the parent process. It is bound to a DocShell rather than a BrowserChild,
|
|
* and does not use any IPC infrastructure for its message passing.
|
|
*/
|
|
|
|
class InProcessBrowserChildMessageManager final
|
|
: public ContentFrameMessageManager,
|
|
public nsMessageManagerScriptExecutor,
|
|
public nsIInProcessContentFrameMessageManager,
|
|
public nsSupportsWeakReference,
|
|
public mozilla::dom::ipc::MessageManagerCallback {
|
|
using StructuredCloneData = mozilla::dom::ipc::StructuredCloneData;
|
|
|
|
private:
|
|
InProcessBrowserChildMessageManager(nsDocShell* aShell, nsIContent* aOwner,
|
|
nsFrameMessageManager* aChrome);
|
|
|
|
public:
|
|
static already_AddRefed<InProcessBrowserChildMessageManager> Create(
|
|
nsDocShell* aShell, nsIContent* aOwner, nsFrameMessageManager* aChrome);
|
|
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(
|
|
InProcessBrowserChildMessageManager, DOMEventTargetHelper)
|
|
|
|
void MarkForCC();
|
|
|
|
virtual JSObject* WrapObject(JSContext* aCx,
|
|
JS::Handle<JSObject*> aGivenProto) override;
|
|
|
|
Nullable<WindowProxyHolder> GetContent(ErrorResult& aError) override;
|
|
virtual already_AddRefed<nsIDocShell> GetDocShell(
|
|
ErrorResult& aError) override {
|
|
return do_AddRef(mDocShell);
|
|
}
|
|
virtual already_AddRefed<nsIEventTarget> GetTabEventTarget() override;
|
|
|
|
NS_FORWARD_SAFE_NSIMESSAGESENDER(mMessageManager)
|
|
|
|
NS_DECL_NSIINPROCESSCONTENTFRAMEMESSAGEMANAGER
|
|
|
|
void CacheFrameLoader(nsFrameLoader* aFrameLoader);
|
|
|
|
/**
|
|
* MessageManagerCallback methods that we override.
|
|
*/
|
|
virtual bool DoSendBlockingMessage(
|
|
const nsAString& aMessage, StructuredCloneData& aData,
|
|
nsTArray<StructuredCloneData>* aRetVal) override;
|
|
virtual nsresult DoSendAsyncMessage(const nsAString& aMessage,
|
|
StructuredCloneData& aData) override;
|
|
|
|
void GetEventTargetParent(EventChainPreVisitor& aVisitor) override;
|
|
|
|
void LoadFrameScript(const nsAString& aURL, bool aRunInGlobalScope);
|
|
void FireUnloadEvent();
|
|
void DisconnectEventListeners();
|
|
void Disconnect();
|
|
void SendMessageToParent(const nsString& aMessage, bool aSync,
|
|
const nsString& aJSON,
|
|
nsTArray<nsString>* aJSONRetVal);
|
|
nsFrameMessageManager* GetInnerManager() {
|
|
return static_cast<nsFrameMessageManager*>(mMessageManager.get());
|
|
}
|
|
|
|
void SetOwner(nsIContent* aOwner) { mOwner = aOwner; }
|
|
nsFrameMessageManager* GetChromeMessageManager() {
|
|
return mChromeMessageManager;
|
|
}
|
|
void SetChromeMessageManager(nsFrameMessageManager* aParent) {
|
|
mChromeMessageManager = aParent;
|
|
}
|
|
|
|
already_AddRefed<nsFrameLoader> GetFrameLoader();
|
|
|
|
protected:
|
|
virtual ~InProcessBrowserChildMessageManager();
|
|
|
|
RefPtr<nsDocShell> mDocShell;
|
|
bool mLoadingScript;
|
|
|
|
// Is this the message manager for an in-process <iframe mozbrowser>? This
|
|
// affects where events get sent, so it affects GetEventTargetParent.
|
|
bool mIsBrowserFrame;
|
|
bool mPreventEventsEscaping;
|
|
|
|
// We keep a strong reference to the frameloader after we've started
|
|
// teardown. This allows us to dispatch message manager messages during this
|
|
// time.
|
|
RefPtr<nsFrameLoader> mFrameLoader;
|
|
|
|
public:
|
|
nsIContent* mOwner;
|
|
nsFrameMessageManager* mChromeMessageManager;
|
|
};
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|
|
|
|
#endif
|