DerivedSources/WebCore/JSHistory.cpp

   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 "JSHistory.h"
  23
  24 #include "ExceptionCode.h"
  25 #include "History.h"
  26 #include "JSDOMBinding.h"
  27 #include "JSHistoryCustom.h"
  28 #include <runtime/Error.h>
  29 #include <wtf/GetPtr.h>
  30
  31 using namespace JSC;
  32
  33 namespace WebCore {
  34
  35 ASSERT_CLASS_FITS_IN_CELL(JSHistory);
  36
  37 /* Hash table */
  38 #if ENABLE(JIT)
  39 #define THUNK_GENERATOR(generator) , generator
  40 #else
  41 #define THUNK_GENERATOR(generator)
  42 #endif
  43 #if ENABLE(DFG_JIT)
  44 #define INTRINSIC(intrinsic) , intrinsic
  45 #else
  46 #define INTRINSIC(intrinsic)
  47 #endif
  48
  49 static const HashTableValue JSHistoryTableValues[] =
  50 {
  51     { "length", DontDelete | ReadOnly, (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsHistoryLength), (intptr_t)0 THUNK_GENERATOR(0) INTRINSIC(DFG::NoIntrinsic) },
  52     { 0, 0, 0, 0 THUNK_GENERATOR(0) INTRINSIC(DFG::NoIntrinsic) }
  53 };
  54
  55 #undef THUNK_GENERATOR
  56 static const HashTable JSHistoryTable = { 2, 1, JSHistoryTableValues, 0 };
  57 /* Hash table for prototype */
  58 #if ENABLE(JIT)
  59 #define THUNK_GENERATOR(generator) , generator
  60 #else
  61 #define THUNK_GENERATOR(generator)
  62 #endif
  63 #if ENABLE(DFG_JIT)
  64 #define INTRINSIC(intrinsic) , intrinsic
  65 #else
  66 #define INTRINSIC(intrinsic)
  67 #endif
  68
  69 static const HashTableValue JSHistoryPrototypeTableValues[] =
  70 {
  71     { "back", DontDelete | Function, (intptr_t)static_cast<NativeFunction>(jsHistoryPrototypeFunctionBack), (intptr_t)0 THUNK_GENERATOR(0) INTRINSIC(DFG::NoIntrinsic) },
  72     { "forward", DontDelete | Function, (intptr_t)static_cast<NativeFunction>(jsHistoryPrototypeFunctionForward), (intptr_t)0 THUNK_GENERATOR(0) INTRINSIC(DFG::NoIntrinsic) },
  73     { "go", DontDelete | Function, (intptr_t)static_cast<NativeFunction>(jsHistoryPrototypeFunctionGo), (intptr_t)1 THUNK_GENERATOR(0) INTRINSIC(DFG::NoIntrinsic) },
  74     { "pushState", DontDelete | Function, (intptr_t)static_cast<NativeFunction>(jsHistoryPrototypeFunctionPushState), (intptr_t)3 THUNK_GENERATOR(0) INTRINSIC(DFG::NoIntrinsic) },
  75     { "replaceState", DontDelete | Function, (intptr_t)static_cast<NativeFunction>(jsHistoryPrototypeFunctionReplaceState), (intptr_t)3 THUNK_GENERATOR(0) INTRINSIC(DFG::NoIntrinsic) },
  76     { 0, 0, 0, 0 THUNK_GENERATOR(0) INTRINSIC(DFG::NoIntrinsic) }
  77 };
  78
  79 #undef THUNK_GENERATOR
  80 static const HashTable JSHistoryPrototypeTable = { 17, 15, JSHistoryPrototypeTableValues, 0 };
  81 const ClassInfo JSHistoryPrototype::s_info = { "HistoryPrototype", &JSC::JSNonFinalObject::s_info, &JSHistoryPrototypeTable, 0, CREATE_METHOD_TABLE(JSHistoryPrototype) };
  82
  83 JSObject* JSHistoryPrototype::self(ExecState* exec, JSGlobalObject* globalObject)
  84 {
  85     return getDOMPrototype<JSHistory>(exec, globalObject);
  86 }
  87
  88 bool JSHistoryPrototype::getOwnPropertySlot(JSCell* cell, ExecState* exec, const Identifier& propertyName, PropertySlot& slot)
  89 {
  90     JSHistoryPrototype* thisObject = jsCast<JSHistoryPrototype*>(cell);
  91     return getStaticFunctionSlot<JSObject>(exec, &JSHistoryPrototypeTable, thisObject, propertyName, slot);
  92 }
  93
  94 bool JSHistoryPrototype::getOwnPropertyDescriptor(JSObject* object, ExecState* exec, const Identifier& propertyName, PropertyDescriptor& descriptor)
  95 {
  96     JSHistoryPrototype* thisObject = jsCast<JSHistoryPrototype*>(object);
  97     return getStaticFunctionDescriptor<JSObject>(exec, &JSHistoryPrototypeTable, thisObject, propertyName, descriptor);
  98 }
  99
 100 const ClassInfo JSHistory::s_info = { "History", &JSDOMWrapper::s_info, &JSHistoryTable, 0 , CREATE_METHOD_TABLE(JSHistory) };
 101
 102 JSHistory::JSHistory(Structure* structure, JSDOMGlobalObject* globalObject, PassRefPtr<History> impl)
 103     : JSDOMWrapper(structure, globalObject)
 104     , m_impl(impl.leakRef())
 105 {
 106 }
 107
 108 void JSHistory::finishCreation(JSGlobalData& globalData)
 109 {
 110     Base::finishCreation(globalData);
 111     ASSERT(inherits(&s_info));
 112 }
 113
 114 JSObject* JSHistory::createPrototype(ExecState* exec, JSGlobalObject* globalObject)
 115 {
 116     return JSHistoryPrototype::create(exec->globalData(), globalObject, JSHistoryPrototype::createStructure(globalObject->globalData(), globalObject, globalObject->objectPrototype()));
 117 }
 118
 119 bool JSHistory::getOwnPropertySlot(JSCell* cell, ExecState* exec, const Identifier& propertyName, PropertySlot& slot)
 120 {
 121     JSHistory* thisObject = jsCast<JSHistory*>(cell);
 122     ASSERT_GC_OBJECT_INHERITS(thisObject, &s_info);
 123     if (thisObject->getOwnPropertySlotDelegate(exec, propertyName, slot))
 124         return true;
 125     return getStaticValueSlot<JSHistory, Base>(exec, &JSHistoryTable, thisObject, propertyName, slot);
 126 }
 127
 128 bool JSHistory::getOwnPropertyDescriptor(JSObject* object, ExecState* exec, const Identifier& propertyName, PropertyDescriptor& descriptor)
 129 {
 130     JSHistory* thisObject = jsCast<JSHistory*>(object);
 131     ASSERT_GC_OBJECT_INHERITS(thisObject, &s_info);
 132     if (thisObject->getOwnPropertyDescriptorDelegate(exec, propertyName, descriptor))
 133         return true;
 134     return getStaticValueDescriptor<JSHistory, Base>(exec, &JSHistoryTable, thisObject, propertyName, descriptor);
 135 }
 136
 137 JSValue jsHistoryLength(ExecState* exec, JSValue slotBase, const Identifier&)
 138 {
 139     JSHistory* castedThis = static_cast<JSHistory*>(asObject(slotBase));
 140     UNUSED_PARAM(exec);
 141     History* imp = static_cast<History*>(castedThis->impl());
 142     JSValue result = jsNumber(imp->length());
 143     return result;
 144 }
 145
 146
 147 void JSHistory::put(JSCell* cell, ExecState* exec, const Identifier& propertyName, JSValue value, PutPropertySlot& slot)
 148 {
 149     JSHistory* thisObject = jsCast<JSHistory*>(cell);
 150     ASSERT_GC_OBJECT_INHERITS(thisObject, &s_info);
 151     if (thisObject->putDelegate(exec, propertyName, value, slot))
 152         return;
 153     Base::put(thisObject, exec, propertyName, value, slot);
 154 }
 155
 156 EncodedJSValue JSC_HOST_CALL jsHistoryPrototypeFunctionBack(ExecState* exec)
 157 {
 158     JSValue thisValue = exec->hostThisValue();
 159     if (!thisValue.inherits(&JSHistory::s_info))
 160         return throwVMTypeError(exec);
 161     JSHistory* castedThis = static_cast<JSHistory*>(asObject(thisValue));
 162     ASSERT_GC_OBJECT_INHERITS(castedThis, &JSHistory::s_info);
 163     History* imp = static_cast<History*>(castedThis->impl());
 164     ScriptExecutionContext* scriptContext = static_cast<JSDOMGlobalObject*>(exec->lexicalGlobalObject())->scriptExecutionContext();
 165     if (!scriptContext)
 166         return JSValue::encode(jsUndefined());
 167     imp->back(scriptContext);
 168     return JSValue::encode(jsUndefined());
 169 }
 170
 171 EncodedJSValue JSC_HOST_CALL jsHistoryPrototypeFunctionForward(ExecState* exec)
 172 {
 173     JSValue thisValue = exec->hostThisValue();
 174     if (!thisValue.inherits(&JSHistory::s_info))
 175         return throwVMTypeError(exec);
 176     JSHistory* castedThis = static_cast<JSHistory*>(asObject(thisValue));
 177     ASSERT_GC_OBJECT_INHERITS(castedThis, &JSHistory::s_info);
 178     History* imp = static_cast<History*>(castedThis->impl());
 179     ScriptExecutionContext* scriptContext = static_cast<JSDOMGlobalObject*>(exec->lexicalGlobalObject())->scriptExecutionContext();
 180     if (!scriptContext)
 181         return JSValue::encode(jsUndefined());
 182     imp->forward(scriptContext);
 183     return JSValue::encode(jsUndefined());
 184 }
 185
 186 EncodedJSValue JSC_HOST_CALL jsHistoryPrototypeFunctionGo(ExecState* exec)
 187 {
 188     JSValue thisValue = exec->hostThisValue();
 189     if (!thisValue.inherits(&JSHistory::s_info))
 190         return throwVMTypeError(exec);
 191     JSHistory* castedThis = static_cast<JSHistory*>(asObject(thisValue));
 192     ASSERT_GC_OBJECT_INHERITS(castedThis, &JSHistory::s_info);
 193     History* imp = static_cast<History*>(castedThis->impl());
 194     ScriptExecutionContext* scriptContext = static_cast<JSDOMGlobalObject*>(exec->lexicalGlobalObject())->scriptExecutionContext();
 195     if (!scriptContext)
 196         return JSValue::encode(jsUndefined());
 197     int distance(MAYBE_MISSING_PARAMETER(exec, 0, MissingIsUndefined).toInt32(exec));
 198     if (exec->hadException())
 199         return JSValue::encode(jsUndefined());
 200     imp->go(scriptContext, distance);
 201     return JSValue::encode(jsUndefined());
 202 }
 203
 204 EncodedJSValue JSC_HOST_CALL jsHistoryPrototypeFunctionPushState(ExecState* exec)
 205 {
 206     JSValue thisValue = exec->hostThisValue();
 207     if (!thisValue.inherits(&JSHistory::s_info))
 208         return throwVMTypeError(exec);
 209     JSHistory* castedThis = static_cast<JSHistory*>(asObject(thisValue));
 210     ASSERT_GC_OBJECT_INHERITS(castedThis, &JSHistory::s_info);
 211     return JSValue::encode(castedThis->pushState(exec));
 212 }
 213
 214 EncodedJSValue JSC_HOST_CALL jsHistoryPrototypeFunctionReplaceState(ExecState* exec)
 215 {
 216     JSValue thisValue = exec->hostThisValue();
 217     if (!thisValue.inherits(&JSHistory::s_info))
 218         return throwVMTypeError(exec);
 219     JSHistory* castedThis = static_cast<JSHistory*>(asObject(thisValue));
 220     ASSERT_GC_OBJECT_INHERITS(castedThis, &JSHistory::s_info);
 221     return JSValue::encode(castedThis->replaceState(exec));
 222 }
 223
 224 static inline bool isObservable(JSHistory* jsHistory)
 225 {
 226     if (jsHistory->hasCustomProperties())
 227         return true;
 228     return false;
 229 }
 230
 231 bool JSHistoryOwner::isReachableFromOpaqueRoots(JSC::Handle<JSC::Unknown> handle, void*, SlotVisitor& visitor)
 232 {
 233     JSHistory* jsHistory = static_cast<JSHistory*>(handle.get().asCell());
 234     if (!isObservable(jsHistory))
 235         return false;
 236     Frame* root = jsHistory->impl()->frame();
 237     if (!root)
 238         return false;
 239     return visitor.containsOpaqueRoot(root);
 240 }
 241
 242 void JSHistoryOwner::finalize(JSC::Handle<JSC::Unknown> handle, void* context)
 243 {
 244     JSHistory* jsHistory = static_cast<JSHistory*>(handle.get().asCell());
 245     DOMWrapperWorld* world = static_cast<DOMWrapperWorld*>(context);
 246     uncacheWrapper(world, jsHistory->impl(), jsHistory);
 247     jsHistory->releaseImpl();
 248 }
 249
 250 JSC::JSValue toJS(JSC::ExecState* exec, JSDOMGlobalObject* globalObject, History* impl)
 251 {
 252     return wrap<JSHistory>(exec, globalObject, impl);
 253 }
 254
 255 History* toHistory(JSC::JSValue value)
 256 {
 257     return value.inherits(&JSHistory::s_info) ? static_cast<JSHistory*>(asObject(value))->impl() : 0;
 258 }
 259
 260 }