1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/content/base/src/nsInProcessTabChildGlobal.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,175 @@
1.4 +/* -*- Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 8; -*- */
1.5 +/* vim: set sw=4 ts=8 et tw=80 : */
1.6 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.7 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.8 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.9 +
1.10 +#ifndef nsInProcessTabChildGlobal_h
1.11 +#define nsInProcessTabChildGlobal_h
1.12 +
1.13 +#include "mozilla/Attributes.h"
1.14 +#include "mozilla/DOMEventTargetHelper.h"
1.15 +#include "nsCOMPtr.h"
1.16 +#include "nsFrameMessageManager.h"
1.17 +#include "nsIScriptContext.h"
1.18 +#include "nsIScriptObjectPrincipal.h"
1.19 +#include "nsIScriptContext.h"
1.20 +#include "nsIClassInfo.h"
1.21 +#include "nsIDocShell.h"
1.22 +#include "nsIDOMElement.h"
1.23 +#include "nsCOMArray.h"
1.24 +#include "nsIRunnable.h"
1.25 +#include "nsIGlobalObject.h"
1.26 +#include "nsIScriptObjectPrincipal.h"
1.27 +#include "nsWeakReference.h"
1.28 +
1.29 +namespace mozilla {
1.30 +class EventChainPreVisitor;
1.31 +} // namespace mozilla
1.32 +
1.33 +class nsInProcessTabChildGlobal : public mozilla::DOMEventTargetHelper,
1.34 + public nsFrameScriptExecutor,
1.35 + public nsIInProcessContentFrameMessageManager,
1.36 + public nsIGlobalObject,
1.37 + public nsIScriptObjectPrincipal,
1.38 + public nsSupportsWeakReference,
1.39 + public mozilla::dom::ipc::MessageManagerCallback
1.40 +{
1.41 +public:
1.42 + nsInProcessTabChildGlobal(nsIDocShell* aShell, nsIContent* aOwner,
1.43 + nsFrameMessageManager* aChrome);
1.44 + virtual ~nsInProcessTabChildGlobal();
1.45 + NS_DECL_ISUPPORTS_INHERITED
1.46 + NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(nsInProcessTabChildGlobal,
1.47 + mozilla::DOMEventTargetHelper)
1.48 + NS_FORWARD_SAFE_NSIMESSAGELISTENERMANAGER(mMessageManager)
1.49 + NS_FORWARD_SAFE_NSIMESSAGESENDER(mMessageManager)
1.50 + NS_IMETHOD SendSyncMessage(const nsAString& aMessageName,
1.51 + JS::Handle<JS::Value> aObject,
1.52 + JS::Handle<JS::Value> aRemote,
1.53 + nsIPrincipal* aPrincipal,
1.54 + JSContext* aCx,
1.55 + uint8_t aArgc,
1.56 + JS::MutableHandle<JS::Value> aRetval)
1.57 + {
1.58 + return mMessageManager
1.59 + ? mMessageManager->SendSyncMessage(aMessageName, aObject, aRemote,
1.60 + aPrincipal, aCx, aArgc, aRetval)
1.61 + : NS_ERROR_NULL_POINTER;
1.62 + }
1.63 + NS_IMETHOD SendRpcMessage(const nsAString& aMessageName,
1.64 + JS::Handle<JS::Value> aObject,
1.65 + JS::Handle<JS::Value> aRemote,
1.66 + nsIPrincipal* aPrincipal,
1.67 + JSContext* aCx,
1.68 + uint8_t aArgc,
1.69 + JS::MutableHandle<JS::Value> aRetval)
1.70 + {
1.71 + return mMessageManager
1.72 + ? mMessageManager->SendRpcMessage(aMessageName, aObject, aRemote,
1.73 + aPrincipal, aCx, aArgc, aRetval)
1.74 + : NS_ERROR_NULL_POINTER;
1.75 + }
1.76 + NS_IMETHOD GetContent(nsIDOMWindow** aContent) MOZ_OVERRIDE;
1.77 + NS_IMETHOD GetDocShell(nsIDocShell** aDocShell) MOZ_OVERRIDE;
1.78 + NS_IMETHOD Dump(const nsAString& aStr) MOZ_OVERRIDE
1.79 + {
1.80 + return mMessageManager ? mMessageManager->Dump(aStr) : NS_OK;
1.81 + }
1.82 + NS_IMETHOD PrivateNoteIntentionalCrash() MOZ_OVERRIDE;
1.83 + NS_IMETHOD Btoa(const nsAString& aBinaryData,
1.84 + nsAString& aAsciiBase64String) MOZ_OVERRIDE;
1.85 + NS_IMETHOD Atob(const nsAString& aAsciiString,
1.86 + nsAString& aBinaryData) MOZ_OVERRIDE;
1.87 +
1.88 + NS_DECL_NSIINPROCESSCONTENTFRAMEMESSAGEMANAGER
1.89 +
1.90 + /**
1.91 + * MessageManagerCallback methods that we override.
1.92 + */
1.93 + virtual bool DoSendBlockingMessage(JSContext* aCx,
1.94 + const nsAString& aMessage,
1.95 + const mozilla::dom::StructuredCloneData& aData,
1.96 + JS::Handle<JSObject *> aCpows,
1.97 + nsIPrincipal* aPrincipal,
1.98 + InfallibleTArray<nsString>* aJSONRetVal,
1.99 + bool aIsSync) MOZ_OVERRIDE;
1.100 + virtual bool DoSendAsyncMessage(JSContext* aCx,
1.101 + const nsAString& aMessage,
1.102 + const mozilla::dom::StructuredCloneData& aData,
1.103 + JS::Handle<JSObject *> aCpows,
1.104 + nsIPrincipal* aPrincipal) MOZ_OVERRIDE;
1.105 +
1.106 + virtual nsresult PreHandleEvent(
1.107 + mozilla::EventChainPreVisitor& aVisitor) MOZ_OVERRIDE;
1.108 + NS_IMETHOD AddEventListener(const nsAString& aType,
1.109 + nsIDOMEventListener* aListener,
1.110 + bool aUseCapture)
1.111 + {
1.112 + // By default add listeners only for trusted events!
1.113 + return mozilla::DOMEventTargetHelper::AddEventListener(aType, aListener,
1.114 + aUseCapture, false,
1.115 + 2);
1.116 + }
1.117 + NS_IMETHOD AddEventListener(const nsAString& aType,
1.118 + nsIDOMEventListener* aListener,
1.119 + bool aUseCapture, bool aWantsUntrusted,
1.120 + uint8_t optional_argc) MOZ_OVERRIDE
1.121 + {
1.122 + return mozilla::DOMEventTargetHelper::AddEventListener(aType, aListener,
1.123 + aUseCapture,
1.124 + aWantsUntrusted,
1.125 + optional_argc);
1.126 + }
1.127 + using mozilla::DOMEventTargetHelper::AddEventListener;
1.128 +
1.129 + virtual JSContext* GetJSContextForEventHandlers() MOZ_OVERRIDE { return nsContentUtils::GetSafeJSContext(); }
1.130 + virtual nsIPrincipal* GetPrincipal() MOZ_OVERRIDE { return mPrincipal; }
1.131 + void LoadFrameScript(const nsAString& aURL, bool aRunInGlobalScope);
1.132 + void Disconnect();
1.133 + void SendMessageToParent(const nsString& aMessage, bool aSync,
1.134 + const nsString& aJSON,
1.135 + nsTArray<nsString>* aJSONRetVal);
1.136 + nsFrameMessageManager* GetInnerManager()
1.137 + {
1.138 + return static_cast<nsFrameMessageManager*>(mMessageManager.get());
1.139 + }
1.140 +
1.141 + void SetOwner(nsIContent* aOwner) { mOwner = aOwner; }
1.142 + nsFrameMessageManager* GetChromeMessageManager()
1.143 + {
1.144 + return mChromeMessageManager;
1.145 + }
1.146 + void SetChromeMessageManager(nsFrameMessageManager* aParent)
1.147 + {
1.148 + mChromeMessageManager = aParent;
1.149 + }
1.150 +
1.151 + void DelayedDisconnect();
1.152 +
1.153 + virtual JSObject* GetGlobalJSObject() MOZ_OVERRIDE {
1.154 + if (!mGlobal) {
1.155 + return nullptr;
1.156 + }
1.157 +
1.158 + return mGlobal->GetJSObject();
1.159 + }
1.160 +protected:
1.161 + nsresult Init();
1.162 + nsresult InitTabChildGlobal();
1.163 + nsCOMPtr<nsIContentFrameMessageManager> mMessageManager;
1.164 + nsCOMPtr<nsIDocShell> mDocShell;
1.165 + bool mInitialized;
1.166 + bool mLoadingScript;
1.167 +
1.168 + // Is this the message manager for an in-process <iframe mozbrowser> or
1.169 + // <iframe mozapp>? This affects where events get sent, so it affects
1.170 + // PreHandleEvent.
1.171 + bool mIsBrowserOrAppFrame;
1.172 +public:
1.173 + nsIContent* mOwner;
1.174 + nsFrameMessageManager* mChromeMessageManager;
1.175 + nsTArray<nsCOMPtr<nsIRunnable> > mASyncMessages;
1.176 +};
1.177 +
1.178 +#endif
