API/JSContextInternal.h

   1 /*
   2  * Copyright (C) 2013 Apple Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #ifndef JSContextInternal_h
  27 #define JSContextInternal_h
  28
  29 #import <JavaScriptCore/JavaScriptCore.h>
  30
  31 #if JSC_OBJC_API_ENABLED
  32
  33 #import <JavaScriptCore/JSContext.h>
  34
  35 struct CallbackData {
  36     CallbackData *next;
  37     JSContext *context;
  38     JSValue *preservedException;
  39     JSValueRef calleeValue;
  40     JSValueRef thisValue;
  41     size_t argumentCount;
  42     const JSValueRef *arguments;
  43     NSArray *currentArguments;
  44 };
  45
  46 class WeakContextRef {
  47 public:
  48     WeakContextRef(JSContext * = nil);
  49     ~WeakContextRef();
  50
  51     JSContext * get();
  52     void set(JSContext *);
  53
  54 private:
  55     JSContext *m_weakContext;
  56 };
  57
  58 @class JSWrapperMap;
  59
  60 @interface JSContext(Internal)
  61
  62 - (id)initWithGlobalContextRef:(JSGlobalContextRef)context;
  63
  64 - (void)notifyException:(JSValueRef)exception;
  65 - (JSValue *)valueFromNotifyException:(JSValueRef)exception;
  66 - (BOOL)boolFromNotifyException:(JSValueRef)exception;
  67
  68 - (void)beginCallbackWithData:(CallbackData *)callbackData calleeValue:(JSValueRef)calleeValue thisValue:(JSValueRef)thisValue argumentCount:(size_t)argumentCount arguments:(const JSValueRef *)arguments;
  69 - (void)endCallbackWithData:(CallbackData *)callbackData;
  70
  71 - (JSValue *)wrapperForObjCObject:(id)object;
  72 - (JSValue *)wrapperForJSObject:(JSValueRef)value;
  73
  74 @property (readonly, retain) JSWrapperMap *wrapperMap;
  75
  76 @end
  77
  78 #endif
  79
  80 #endif // JSContextInternal_h