1 /*

     2     This file is part of the WebKit open source project.

     3     This file has been generated by generate-bindings.pl. DO NOT MODIFY!

     4 

     5     This library is free software; you can redistribute it and/or

     6     modify it under the terms of the GNU Library General Public

     7     License as published by the Free Software Foundation; either

     8     version 2 of the License, or (at your option) any later version.

     9 

    10     This library is distributed in the hope that it will be useful,

    11     but WITHOUT ANY WARRANTY; without even the implied warranty of

    12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

    13     Library General Public License for more details.

    14 

    15     You should have received a copy of the GNU Library General Public License

    16     along with this library; see the file COPYING.LIB.  If not, write to

    17     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

    18     Boston, MA 02110-1301, USA.

    19 */

    20 

    21 #include "config.h"

    22 #include "JSMessagePort.h"

    23 

    24 #include "Event.h"

    25 #include "EventListener.h"

    26 #include "JSEvent.h"

    27 #include "JSEventListener.h"

    28 #include "MessagePort.h"

    29 #include "PlatformString.h"

    30 #include "RegisteredEventListener.h"

    31 #include <runtime/Error.h>

    32 #include <wtf/GetPtr.h>

    33 

    34 using namespace JSC;

    35 

    36 namespace WebCore {

    37 

    38 ASSERT_CLASS_FITS_IN_CELL(JSMessagePort);

    39 

    40 /* Hash table */

    41 #if ENABLE(JIT)

    42 #define THUNK_GENERATOR(generator) , generator

    43 #else

    44 #define THUNK_GENERATOR(generator)

    45 #endif

    46 

    47 static const HashTableValue JSMessagePortTableValues[3] =

    48 {

    49     { "onmessage", DontDelete, (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsMessagePortOnmessage), (intptr_t)setJSMessagePortOnmessage THUNK_GENERATOR(0) },

    50     { "constructor", DontEnum | ReadOnly, (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsMessagePortConstructor), (intptr_t)0 THUNK_GENERATOR(0) },

    51     { 0, 0, 0, 0 THUNK_GENERATOR(0) }

    52 };

    53 

    54 #undef THUNK_GENERATOR

    55 static JSC_CONST_HASHTABLE HashTable JSMessagePortTable = { 4, 3, JSMessagePortTableValues, 0 };

    56 /* Hash table for constructor */

    57 #if ENABLE(JIT)

    58 #define THUNK_GENERATOR(generator) , generator

    59 #else

    60 #define THUNK_GENERATOR(generator)

    61 #endif

    62 

    63 static const HashTableValue JSMessagePortConstructorTableValues[1] =

    64 {

    65     { 0, 0, 0, 0 THUNK_GENERATOR(0) }

    66 };

    67 

    68 #undef THUNK_GENERATOR

    69 static JSC_CONST_HASHTABLE HashTable JSMessagePortConstructorTable = { 1, 0, JSMessagePortConstructorTableValues, 0 };

    70 class JSMessagePortConstructor : public DOMConstructorObject {

    71 public:

    72     JSMessagePortConstructor(JSC::ExecState*, JSDOMGlobalObject*);

    73 

    74     virtual bool getOwnPropertySlot(JSC::ExecState*, const JSC::Identifier&, JSC::PropertySlot&);

    75     virtual bool getOwnPropertyDescriptor(JSC::ExecState*, const JSC::Identifier&, JSC::PropertyDescriptor&);

    76     virtual const JSC::ClassInfo* classInfo() const { return &s_info; }

    77     static const JSC::ClassInfo s_info;

    78     static PassRefPtr<JSC::Structure> createStructure(JSC::JSValue prototype)

    79     {

    80         return JSC::Structure::create(prototype, JSC::TypeInfo(JSC::ObjectType, StructureFlags), AnonymousSlotCount);

    81     }

    82 protected:

    83     static const unsigned StructureFlags = JSC::OverridesGetOwnPropertySlot | JSC::ImplementsHasInstance | DOMConstructorObject::StructureFlags;

    84 };

    85 

    86 const ClassInfo JSMessagePortConstructor::s_info = { "MessagePortConstructor", 0, &JSMessagePortConstructorTable, 0 };

    87 

    88 JSMessagePortConstructor::JSMessagePortConstructor(ExecState* exec, JSDOMGlobalObject* globalObject)

    89     : DOMConstructorObject(JSMessagePortConstructor::createStructure(globalObject->objectPrototype()), globalObject)

    90 {

    91     putDirect(exec->propertyNames().prototype, JSMessagePortPrototype::self(exec, globalObject), DontDelete | ReadOnly);

    92 }

    93 

    94 bool JSMessagePortConstructor::getOwnPropertySlot(ExecState* exec, const Identifier& propertyName, PropertySlot& slot)

    95 {

    96     return getStaticValueSlot<JSMessagePortConstructor, DOMObject>(exec, &JSMessagePortConstructorTable, this, propertyName, slot);

    97 }

    98 

    99 bool JSMessagePortConstructor::getOwnPropertyDescriptor(ExecState* exec, const Identifier& propertyName, PropertyDescriptor& descriptor)

   100 {

   101     return getStaticValueDescriptor<JSMessagePortConstructor, DOMObject>(exec, &JSMessagePortConstructorTable, this, propertyName, descriptor);

   102 }

   103 

   104 /* Hash table for prototype */

   105 #if ENABLE(JIT)

   106 #define THUNK_GENERATOR(generator) , generator

   107 #else

   108 #define THUNK_GENERATOR(generator)

   109 #endif

   110 

   111 static const HashTableValue JSMessagePortPrototypeTableValues[7] =

   112 {

   113     { "postMessage", DontDelete | Function, (intptr_t)static_cast<NativeFunction>(jsMessagePortPrototypeFunctionPostMessage), (intptr_t)2 THUNK_GENERATOR(0) },

   114     { "start", DontDelete | Function, (intptr_t)static_cast<NativeFunction>(jsMessagePortPrototypeFunctionStart), (intptr_t)0 THUNK_GENERATOR(0) },

   115     { "close", DontDelete | Function, (intptr_t)static_cast<NativeFunction>(jsMessagePortPrototypeFunctionClose), (intptr_t)0 THUNK_GENERATOR(0) },

   116     { "addEventListener", DontDelete | Function, (intptr_t)static_cast<NativeFunction>(jsMessagePortPrototypeFunctionAddEventListener), (intptr_t)3 THUNK_GENERATOR(0) },

   117     { "removeEventListener", DontDelete | Function, (intptr_t)static_cast<NativeFunction>(jsMessagePortPrototypeFunctionRemoveEventListener), (intptr_t)3 THUNK_GENERATOR(0) },

   118     { "dispatchEvent", DontDelete | Function, (intptr_t)static_cast<NativeFunction>(jsMessagePortPrototypeFunctionDispatchEvent), (intptr_t)1 THUNK_GENERATOR(0) },

   119     { 0, 0, 0, 0 THUNK_GENERATOR(0) }

   120 };

   121 

   122 #undef THUNK_GENERATOR

   123 static JSC_CONST_HASHTABLE HashTable JSMessagePortPrototypeTable = { 17, 15, JSMessagePortPrototypeTableValues, 0 };

   124 static const HashTable* getJSMessagePortPrototypeTable(ExecState* exec)

   125 {

   126     return getHashTableForGlobalData(exec->globalData(), &JSMessagePortPrototypeTable);

   127 }

   128 const ClassInfo JSMessagePortPrototype::s_info = { "MessagePortPrototype", 0, 0, getJSMessagePortPrototypeTable };

   129 

   130 JSObject* JSMessagePortPrototype::self(ExecState* exec, JSGlobalObject* globalObject)

   131 {

   132     return getDOMPrototype<JSMessagePort>(exec, globalObject);

   133 }

   134 

   135 bool JSMessagePortPrototype::getOwnPropertySlot(ExecState* exec, const Identifier& propertyName, PropertySlot& slot)

   136 {

   137     return getStaticFunctionSlot<JSObject>(exec, getJSMessagePortPrototypeTable(exec), this, propertyName, slot);

   138 }

   139 

   140 bool JSMessagePortPrototype::getOwnPropertyDescriptor(ExecState* exec, const Identifier& propertyName, PropertyDescriptor& descriptor)

   141 {

   142     return getStaticFunctionDescriptor<JSObject>(exec, getJSMessagePortPrototypeTable(exec), this, propertyName, descriptor);

   143 }

   144 

   145 static const HashTable* getJSMessagePortTable(ExecState* exec)

   146 {

   147     return getHashTableForGlobalData(exec->globalData(), &JSMessagePortTable);

   148 }

   149 const ClassInfo JSMessagePort::s_info = { "MessagePort", 0, 0, getJSMessagePortTable };

   150 

   151 JSMessagePort::JSMessagePort(NonNullPassRefPtr<Structure> structure, JSDOMGlobalObject* globalObject, PassRefPtr<MessagePort> impl)

   152     : DOMObjectWithGlobalPointer(structure, globalObject)

   153     , m_impl(impl)

   154 {

   155 }

   156 

   157 JSMessagePort::~JSMessagePort()

   158 {

   159     impl()->invalidateJSEventListeners(this);

   160     forgetDOMObject(this, impl());

   161 }

   162 

   163 JSObject* JSMessagePort::createPrototype(ExecState* exec, JSGlobalObject* globalObject)

   164 {

   165     return new (exec) JSMessagePortPrototype(globalObject, JSMessagePortPrototype::createStructure(globalObject->objectPrototype()));

   166 }

   167 

   168 bool JSMessagePort::getOwnPropertySlot(ExecState* exec, const Identifier& propertyName, PropertySlot& slot)

   169 {

   170     return getStaticValueSlot<JSMessagePort, Base>(exec, getJSMessagePortTable(exec), this, propertyName, slot);

   171 }

   172 

   173 bool JSMessagePort::getOwnPropertyDescriptor(ExecState* exec, const Identifier& propertyName, PropertyDescriptor& descriptor)

   174 {

   175     return getStaticValueDescriptor<JSMessagePort, Base>(exec, getJSMessagePortTable(exec), this, propertyName, descriptor);

   176 }

   177 

   178 JSValue jsMessagePortOnmessage(ExecState* exec, JSValue slotBase, const Identifier&)

   179 {

   180     JSMessagePort* castedThis = static_cast<JSMessagePort*>(asObject(slotBase));

   181     UNUSED_PARAM(exec);

   182     MessagePort* imp = static_cast<MessagePort*>(castedThis->impl());

   183     if (EventListener* listener = imp->onmessage()) {

   184         if (const JSEventListener* jsListener = JSEventListener::cast(listener)) {

   185             if (JSObject* jsFunction = jsListener->jsFunction(imp->scriptExecutionContext()))

   186                 return jsFunction;

   187         }

   188     }

   189     return jsNull();

   190 }

   191 

   192 JSValue jsMessagePortConstructor(ExecState* exec, JSValue slotBase, const Identifier&)

   193 {

   194     JSMessagePort* domObject = static_cast<JSMessagePort*>(asObject(slotBase));

   195     return JSMessagePort::getConstructor(exec, domObject->globalObject());

   196 }

   197 void JSMessagePort::put(ExecState* exec, const Identifier& propertyName, JSValue value, PutPropertySlot& slot)

   198 {

   199     lookupPut<JSMessagePort, Base>(exec, propertyName, value, getJSMessagePortTable(exec), this, slot);

   200 }

   201 

   202 void setJSMessagePortOnmessage(ExecState* exec, JSObject* thisObject, JSValue value)

   203 {

   204     UNUSED_PARAM(exec);

   205     MessagePort* imp = static_cast<MessagePort*>(static_cast<JSMessagePort*>(thisObject)->impl());

   206     imp->setOnmessage(createJSAttributeEventListener(exec, value, thisObject));

   207 }

   208 

   209 JSValue JSMessagePort::getConstructor(ExecState* exec, JSGlobalObject* globalObject)

   210 {

   211     return getDOMConstructor<JSMessagePortConstructor>(exec, static_cast<JSDOMGlobalObject*>(globalObject));

   212 }

   213 

   214 EncodedJSValue JSC_HOST_CALL jsMessagePortPrototypeFunctionPostMessage(ExecState* exec)

   215 {

   216     JSValue thisValue = exec->hostThisValue();

   217     if (!thisValue.inherits(&JSMessagePort::s_info))

   218         return throwVMTypeError(exec);

   219     JSMessagePort* castedThis = static_cast<JSMessagePort*>(asObject(thisValue));

   220     return JSValue::encode(castedThis->postMessage(exec));

   221 }

   222 

   223 EncodedJSValue JSC_HOST_CALL jsMessagePortPrototypeFunctionStart(ExecState* exec)

   224 {

   225     JSValue thisValue = exec->hostThisValue();

   226     if (!thisValue.inherits(&JSMessagePort::s_info))

   227         return throwVMTypeError(exec);

   228     JSMessagePort* castedThis = static_cast<JSMessagePort*>(asObject(thisValue));

   229     MessagePort* imp = static_cast<MessagePort*>(castedThis->impl());

   230 

   231     imp->start();

   232     return JSValue::encode(jsUndefined());

   233 }

   234 

   235 EncodedJSValue JSC_HOST_CALL jsMessagePortPrototypeFunctionClose(ExecState* exec)

   236 {

   237     JSValue thisValue = exec->hostThisValue();

   238     if (!thisValue.inherits(&JSMessagePort::s_info))

   239         return throwVMTypeError(exec);

   240     JSMessagePort* castedThis = static_cast<JSMessagePort*>(asObject(thisValue));

   241     MessagePort* imp = static_cast<MessagePort*>(castedThis->impl());

   242 

   243     imp->close();

   244     return JSValue::encode(jsUndefined());

   245 }

   246 

   247 EncodedJSValue JSC_HOST_CALL jsMessagePortPrototypeFunctionAddEventListener(ExecState* exec)

   248 {

   249     JSValue thisValue = exec->hostThisValue();

   250     if (!thisValue.inherits(&JSMessagePort::s_info))

   251         return throwVMTypeError(exec);

   252     JSMessagePort* castedThis = static_cast<JSMessagePort*>(asObject(thisValue));

   253     MessagePort* imp = static_cast<MessagePort*>(castedThis->impl());

   254     JSValue listener = exec->argument(1);

   255     if (!listener.isObject())

   256         return JSValue::encode(jsUndefined());

   257     imp->addEventListener(ustringToAtomicString(exec->argument(0).toString(exec)), JSEventListener::create(asObject(listener), castedThis, false, currentWorld(exec)), exec->argument(2).toBoolean(exec));

   258     return JSValue::encode(jsUndefined());

   259 }

   260 

   261 EncodedJSValue JSC_HOST_CALL jsMessagePortPrototypeFunctionRemoveEventListener(ExecState* exec)

   262 {

   263     JSValue thisValue = exec->hostThisValue();

   264     if (!thisValue.inherits(&JSMessagePort::s_info))

   265         return throwVMTypeError(exec);

   266     JSMessagePort* castedThis = static_cast<JSMessagePort*>(asObject(thisValue));

   267     MessagePort* imp = static_cast<MessagePort*>(castedThis->impl());

   268     JSValue listener = exec->argument(1);

   269     if (!listener.isObject())

   270         return JSValue::encode(jsUndefined());

   271     imp->removeEventListener(ustringToAtomicString(exec->argument(0).toString(exec)), JSEventListener::create(asObject(listener), castedThis, false, currentWorld(exec)).get(), exec->argument(2).toBoolean(exec));

   272     return JSValue::encode(jsUndefined());

   273 }

   274 

   275 EncodedJSValue JSC_HOST_CALL jsMessagePortPrototypeFunctionDispatchEvent(ExecState* exec)

   276 {

   277     JSValue thisValue = exec->hostThisValue();

   278     if (!thisValue.inherits(&JSMessagePort::s_info))

   279         return throwVMTypeError(exec);

   280     JSMessagePort* castedThis = static_cast<JSMessagePort*>(asObject(thisValue));

   281     MessagePort* imp = static_cast<MessagePort*>(castedThis->impl());

   282     ExceptionCode ec = 0;

   283     Event* evt = toEvent(exec->argument(0));

   284 

   285 

   286     JSC::JSValue result = jsBoolean(imp->dispatchEvent(evt, ec));

   287     setDOMException(exec, ec);

   288     return JSValue::encode(result);

   289 }

   290 

   291 JSC::JSValue toJS(JSC::ExecState* exec, JSDOMGlobalObject* globalObject, MessagePort* object)

   292 {

   293     return getDOMObjectWrapper<JSMessagePort>(exec, globalObject, object);

   294 }

   295 MessagePort* toMessagePort(JSC::JSValue value)

   296 {

   297     return value.inherits(&JSMessagePort::s_info) ? static_cast<JSMessagePort*>(asObject(value))->impl() : 0;

   298 }

   299 

   300 }