source: webkit/trunk/JavaScriptCore/API/JSCallbackFunction.h@ 15133

Last change on this file since 15133 was 15133, checked in by ggaren, 19 years ago

Reviewed by Maciej.


  • Phase 2 in the JS API.


  • Added support for specifying static tables of values -- this should obviate the need for using complicated callbacks for most lookups.


  • API objects are now created with classes (JSClassRef) -- in order to support static values, and in order to prevent API objects from storing their data inline, and thus falling into the oversized (read: slow and prone to giving Maciej the frowny face) heap.


  • Added two specialized JSObject subclasses -- JSCallbackFunction and JSCallbackConstructor -- to allow JSFunctionMake and JSConstructorMake to continue to work with the new class model. Another solution to this problem would be to create a custom class object for each function and constructor you make. This solution is more code but also more efficient.


  • Substantially beefed up the minidom example to demonstrate and test a lot of these techniques. Its output is still pretty haphazard, though.


  • Gave the <kjs/ preface to some includes -- I'm told this matters to building on some versions of Linux.


  • Implemented JSValueIsInstanceOf and JSValueIsObjectOfClass


  • Removed GetDescription callback. Something in the class datastructure should take care of this.
  • API/JSBase.h:
  • API/JSCallbackConstructor.cpp: Added. (KJS::): (KJS::JSCallbackConstructor::JSCallbackConstructor): (KJS::JSCallbackConstructor::implementsConstruct): (KJS::JSCallbackConstructor::construct): (KJS::JSCallbackConstructor::setPrivate): (KJS::JSCallbackConstructor::getPrivate):
  • API/JSCallbackConstructor.h: Added. (KJS::JSCallbackConstructor::classInfo):
  • API/JSCallbackFunction.cpp: Added. (KJS::): (KJS::JSCallbackFunction::JSCallbackFunction): (KJS::JSCallbackFunction::implementsCall): (KJS::JSCallbackFunction::callAsFunction): (KJS::JSCallbackFunction::setPrivate): (KJS::JSCallbackFunction::getPrivate):
  • API/JSCallbackFunction.h: Added. (KJS::JSCallbackFunction::classInfo):
  • API/JSCallbackObject.cpp: (KJS::): (KJS::JSCallbackObject::JSCallbackObject): (KJS::JSCallbackObject::init): (KJS::JSCallbackObject::~JSCallbackObject): (KJS::JSCallbackObject::className): (KJS::JSCallbackObject::getOwnPropertySlot): (KJS::JSCallbackObject::put): (KJS::JSCallbackObject::deleteProperty): (KJS::JSCallbackObject::implementsConstruct): (KJS::JSCallbackObject::construct): (KJS::JSCallbackObject::implementsCall): (KJS::JSCallbackObject::callAsFunction): (KJS::JSCallbackObject::getPropertyList): (KJS::JSCallbackObject::toBoolean): (KJS::JSCallbackObject::toNumber): (KJS::JSCallbackObject::toString): (KJS::JSCallbackObject::inherits): (KJS::JSCallbackObject::staticValueGetter): (KJS::JSCallbackObject::staticFunctionGetter): (KJS::JSCallbackObject::callbackGetter):
  • API/JSCallbackObject.h:
  • API/JSCharBufferRef.cpp:
  • API/JSClassRef.cpp: Added. (JSClassCreate): (JSClassRetain): (JSClassRelease):
  • API/JSClassRef.h: Added. (StaticValueEntry::StaticValueEntry): (StaticFunctionEntry::StaticFunctionEntry): (JSClass::JSClass):
  • API/JSContextRef.cpp: (JSContextCreate): (JSEvaluate):
  • API/JSContextRef.h:
  • API/JSNode.c: Added. (JSNodePrototype_appendChild): (JSNodePrototype_removeChild): (JSNodePrototype_replaceChild): (JSNodePrototype_class): (JSNode_getNodeType): (JSNode_getChildNodes): (JSNode_getFirstChild): (JSNode_finalize): (JSNode_class): (JSNode_prototype): (JSNode_new): (JSNode_construct):
  • API/JSNode.h: Added.
  • API/JSNodeList.c: Added. (JSNodeListPrototype_item): (JSNodeListPrototype_class): (JSNodeList_length): (JSNodeList_getProperty): (JSNodeList_finalize): (JSNodeList_class): (JSNodeList_prototype): (JSNodeList_new):
  • API/JSNodeList.h: Added.
  • API/JSObjectRef.cpp: (JSObjectMake): (JSFunctionMake): (JSConstructorMake): (JSPropertyEnumerator::JSPropertyEnumerator): (JSObjectCreatePropertyEnumerator): (JSPropertyEnumeratorGetNext): (JSPropertyEnumeratorRetain): (JSPropertyEnumeratorRelease):
  • API/JSObjectRef.h: (JSObjectCallbacks::):
  • API/JSValueRef.cpp: (JSValueIsObjectOfClass): (JSValueIsInstanceOf):
  • API/JSValueRef.h:
  • API/Node.c: Added. (Node_new): (Node_appendChild): (Node_removeChild): (Node_replaceChild): (Node_ref): (Node_deref):
  • API/Node.h: Added.
  • API/NodeList.c: Added. (NodeList_new): (NodeList_length): (NodeList_item): (NodeList_ref): (NodeList_deref):
  • API/NodeList.h: Added.
  • API/minidom.c: (main): (print): (createStringWithContentsOfFile):
  • API/minidom.js:
  • API/testapi.c: (assertEqualsAsCharacters): (MyObject_getProperty): (MyObject_class): (myConstructor_callAsConstructor): (main):
  • API/testapi.js:
  • JavaScriptCore.xcodeproj/project.pbxproj:
File size: 2.2 KB
Line 
1// -*- mode: c++; c-basic-offset: 4 -*-
2/*
3 * Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#ifndef JSCallbackFunction_h
28#define JSCallbackFunction_h
29
30#include "JSObjectRef.h"
31#include "internal.h"
32#include "object.h"
33
34namespace KJS {
35
36class JSCallbackFunction : public InternalFunctionImp
37{
38public:
39 JSCallbackFunction(ExecState* exec, JSCallAsFunctionCallback callback);
40
41 virtual bool implementsCall() const;
42 virtual JSValue* callAsFunction(ExecState*, JSObject* thisObj, const List &args);
43
44 void setPrivate(void* data);
45 void* getPrivate();
46
47 virtual const ClassInfo *classInfo() const { return &info; }
48 static const ClassInfo info;
49
50private:
51 JSCallbackFunction(); // prevent default construction
52 JSCallbackFunction(const JSCallbackFunction&);
53
54 void* m_privateData;
55 JSCallAsFunctionCallback m_callback;
56};
57
58} // namespace KJS
59
60#endif // JSCallbackFunction_h
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