The Tor Browser: dom/base/DOMException.h@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #ifndef mozilla_dom_DOMException_h__

     7 #define mozilla_dom_DOMException_h__

     9 // We intentionally shadow non-virtual methods, but gcc gets confused.

    10 #ifdef __GNUC__

    11 #pragma GCC diagnostic push

    12 #pragma GCC diagnostic ignored "-Woverloaded-virtual"

    13 #endif

    15 #include <stdint.h>

    16 #include "jspubtd.h"

    17 #include "js/GCAPI.h"

    18 #include "nsCOMPtr.h"

    19 #include "nsCycleCollectionParticipant.h"

    20 #include "nsID.h"

    21 #include "nsIDOMDOMException.h"

    22 #include "nsWrapperCache.h"

    23 #include "xpcexception.h"

    24 #include "nsString.h"

    26 class nsIStackFrame;

    27 class nsString;

    29 nsresult

    30 NS_GetNameAndMessageForDOMNSResult(nsresult aNSResult, nsACString& aName,

    31                                    nsACString& aMessage,

    32                                    uint16_t* aCode = nullptr);

    34 namespace mozilla {

    35 namespace dom {

    37 #define MOZILLA_EXCEPTION_IID \

    38 { 0x55eda557, 0xeba0, 0x4fe3, \

    39   { 0xae, 0x2e, 0xf3, 0x94, 0x49, 0x23, 0x62, 0xd6 } }

    41 class Exception : public nsIXPCException,

    42                   public nsWrapperCache

    43 {

    44 public:

    45   NS_DECLARE_STATIC_IID_ACCESSOR(MOZILLA_EXCEPTION_IID)

    47   NS_DEFINE_STATIC_CID_ACCESSOR(NS_XPCEXCEPTION_CID)

    49   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(Exception)

    51   NS_DECL_CYCLE_COLLECTING_ISUPPORTS

    52   NS_DECL_NSIEXCEPTION

    53   NS_DECL_NSIXPCEXCEPTION

    55   // Cruft used by XPConnect for exceptions originating in JS implemented

    56   // components.

    57   bool StealJSVal(JS::Value* aVp);

    58   void StowJSVal(JS::Value& aVp);

    60   // WebIDL API

    61   virtual JSObject* WrapObject(JSContext* cx)

    62     MOZ_OVERRIDE;

    64   nsISupports* GetParentObject() const { return nullptr; }

    66   void GetMessageMoz(nsString& retval);

    68   uint32_t Result() const;

    70   void GetName(nsString& retval);

    72   // The XPCOM GetFilename does the right thing.

    74   uint32_t LineNumber() const;

    76   uint32_t ColumnNumber() const;

    78   already_AddRefed<nsIStackFrame> GetLocation() const;

    80   already_AddRefed<nsISupports> GetInner() const;

    82   already_AddRefed<nsISupports> GetData() const;

    84   void Stringify(nsString& retval);

    86   // XPCOM factory ctor.

    87   Exception();

    89   Exception(const nsACString& aMessage,

    90             nsresult aResult,

    91             const nsACString& aName,

    92             nsIStackFrame *aLocation,

    93             nsISupports *aData);

    95 protected:

    96   virtual ~Exception();

    98   nsCString       mMessage;

    99   nsresult        mResult;

   100   nsCString       mName;

   101   nsCOMPtr<nsIStackFrame> mLocation;

   102   nsCOMPtr<nsISupports> mData;

   103   nsString        mFilename;

   104   int             mLineNumber;

   105   nsCOMPtr<nsIException> mInner;

   106   bool            mInitialized;

   108   bool mHoldingJSVal;

   109   JS::Heap<JS::Value> mThrownJSVal;

   111 private:

   112   static bool sEverMadeOneFromFactory;

   113 };

   115 NS_DEFINE_STATIC_IID_ACCESSOR(Exception, MOZILLA_EXCEPTION_IID)

   117 class DOMException : public Exception,

   118                      public nsIDOMDOMException

   119 {

   120 public:

   121   DOMException(nsresult aRv, const nsACString& aMessage,

   122                const nsACString& aName, uint16_t aCode);

   124   NS_DECL_ISUPPORTS_INHERITED

   125   NS_DECL_NSIDOMDOMEXCEPTION

   127   // nsIException overrides

   128   NS_IMETHOD ToString(nsACString& aReturn) MOZ_OVERRIDE;

   130   // nsWrapperCache overrides

   131   virtual JSObject* WrapObject(JSContext* aCx)

   132     MOZ_OVERRIDE;

   134   uint16_t Code() const {

   135     return mCode;

   136   }

   138   // Intentionally shadow the nsXPCException version.

   139   void GetMessageMoz(nsString& retval);

   140   void GetName(nsString& retval);

   142   static already_AddRefed<DOMException>

   143   Create(nsresult aRv);

   145 protected:

   147   virtual ~DOMException() {}

   149   nsCString mName;

   150   nsCString mMessage;

   152   uint16_t mCode;

   153 };

   155 } // namespace dom

   156 } // namespace mozilla

   158 #ifdef __GNUC__

   159 #pragma GCC diagnostic pop

   160 #endif

   162 #endif

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