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32 #include "public/web/WebBindings.h"
34 #include "bindings/core/v8/NPV8Object.h"
35 #include "bindings/core/v8/ScriptController.h"
36 #include "bindings/core/v8/V8ArrayBuffer.h"
37 #include "bindings/core/v8/V8ArrayBufferView.h"
38 #include "bindings/core/v8/V8DOMWrapper.h"
39 #include "bindings/core/v8/V8Element.h"
40 #include "bindings/core/v8/V8NPObject.h"
41 #include "bindings/core/v8/V8NPUtils.h"
42 #include "bindings/core/v8/V8Range.h"
43 #include "bindings/core/v8/npruntime_impl.h"
44 #include "bindings/core/v8/npruntime_priv.h"
45 #include "core/dom/Range.h"
46 #include "core/frame/LocalDOMWindow.h"
47 #include "core/frame/LocalFrame.h"
48 #include "public/platform/WebArrayBuffer.h"
49 #include "public/web/WebArrayBufferView.h"
50 #include "public/web/WebElement.h"
51 #include "public/web/WebRange.h"
55 bool WebBindings::construct(NPP npp, NPObject* object, const NPVariant* args, uint32_t argCount, NPVariant* result)
57 return _NPN_Construct(npp, object, args, argCount, result);
60 NPObject* WebBindings::createObject(NPP npp, NPClass* npClass)
62 return _NPN_CreateObject(npp, npClass);
65 bool WebBindings::enumerate(NPP npp, NPObject* object, NPIdentifier** identifier, uint32_t* identifierCount)
67 return _NPN_Enumerate(npp, object, identifier, identifierCount);
70 bool WebBindings::evaluate(NPP npp, NPObject* object, NPString* script, NPVariant* result)
72 return _NPN_Evaluate(npp, object, script, result);
75 bool WebBindings::evaluateHelper(NPP npp, bool popupsAllowed, NPObject* object, NPString* script, NPVariant* result)
77 return _NPN_EvaluateHelper(npp, popupsAllowed, object, script, result);
80 NPIdentifier WebBindings::getIntIdentifier(int32_t number)
82 return _NPN_GetIntIdentifier(number);
85 bool WebBindings::getProperty(NPP npp, NPObject* object, NPIdentifier property, NPVariant* result)
87 return _NPN_GetProperty(npp, object, property, result);
90 NPIdentifier WebBindings::getStringIdentifier(const NPUTF8* string)
92 return _NPN_GetStringIdentifier(string);
95 void WebBindings::getStringIdentifiers(const NPUTF8** names, int32_t nameCount, NPIdentifier* identifiers)
97 _NPN_GetStringIdentifiers(names, nameCount, identifiers);
100 bool WebBindings::hasMethod(NPP npp, NPObject* object, NPIdentifier method)
102 return _NPN_HasMethod(npp, object, method);
105 bool WebBindings::hasProperty(NPP npp, NPObject* object, NPIdentifier property)
107 return _NPN_HasProperty(npp, object, property);
110 bool WebBindings::identifierIsString(NPIdentifier identifier)
112 return _NPN_IdentifierIsString(identifier);
115 int32_t WebBindings::intFromIdentifier(NPIdentifier identifier)
117 return _NPN_IntFromIdentifier(identifier);
120 void WebBindings::initializeVariantWithStringCopy(NPVariant* variant, const NPString* value)
122 _NPN_InitializeVariantWithStringCopy(variant, value);
125 bool WebBindings::invoke(NPP npp, NPObject* object, NPIdentifier method, const NPVariant* args, uint32_t argCount, NPVariant* result)
127 return _NPN_Invoke(npp, object, method, args, argCount, result);
130 bool WebBindings::invokeDefault(NPP npp, NPObject* object, const NPVariant* args, uint32_t argCount, NPVariant* result)
132 return _NPN_InvokeDefault(npp, object, args, argCount, result);
135 void WebBindings::releaseObject(NPObject* object)
137 return _NPN_ReleaseObject(object);
140 void WebBindings::releaseVariantValue(NPVariant* variant)
142 _NPN_ReleaseVariantValue(variant);
145 bool WebBindings::removeProperty(NPP npp, NPObject* object, NPIdentifier identifier)
147 return _NPN_RemoveProperty(npp, object, identifier);
150 NPObject* WebBindings::retainObject(NPObject* object)
152 return _NPN_RetainObject(object);
155 void WebBindings::setException(NPObject* object, const NPUTF8* message)
157 _NPN_SetException(object, message);
160 bool WebBindings::setProperty(NPP npp, NPObject* object, NPIdentifier identifier, const NPVariant* value)
162 return _NPN_SetProperty(npp, object, identifier, value);
165 void WebBindings::registerObjectOwner(NPP)
169 void WebBindings::unregisterObjectOwner(NPP)
173 NPP WebBindings::getObjectOwner(NPObject*)
178 void WebBindings::unregisterObject(NPObject* object)
180 _NPN_UnregisterObject(object);
183 void WebBindings::dropV8WrapperForObject(NPObject* object)
185 forgetV8ObjectForNPObject(object);
188 NPUTF8* WebBindings::utf8FromIdentifier(NPIdentifier identifier)
190 return _NPN_UTF8FromIdentifier(identifier);
193 void WebBindings::extractIdentifierData(const NPIdentifier& identifier, const NPUTF8*& string, int32_t& number, bool& isString)
195 PrivateIdentifier* data = static_cast<PrivateIdentifier*>(identifier);
202 isString = data->isString;
204 string = data->value.string;
206 number = data->value.number;
209 static bool getRangeImpl(NPObject* object, WebRange* webRange, v8::Isolate* isolate)
214 V8NPObject* v8NPObject = npObjectToV8NPObject(object);
218 v8::HandleScope handleScope(isolate);
219 v8::Handle<v8::Object> v8Object = v8::Local<v8::Object>::New(isolate, v8NPObject->v8Object);
220 if (v8Object.IsEmpty())
222 if (!V8Range::wrapperTypeInfo.equals(toWrapperTypeInfo(v8Object)))
225 Range* native = V8Range::hasInstance(v8Object, isolate) ? V8Range::toImpl(v8Object) : 0;
229 *webRange = WebRange(native);
233 static bool getNodeImpl(NPObject* object, WebNode* webNode, v8::Isolate* isolate)
238 V8NPObject* v8NPObject = npObjectToV8NPObject(object);
242 v8::HandleScope handleScope(isolate);
243 v8::Handle<v8::Object> v8Object = v8::Local<v8::Object>::New(isolate, v8NPObject->v8Object);
244 if (v8Object.IsEmpty())
246 Node* native = V8Node::hasInstance(v8Object, isolate) ? V8Node::toImpl(v8Object) : 0;
250 *webNode = WebNode(native);
254 static bool getElementImpl(NPObject* object, WebElement* webElement, v8::Isolate* isolate)
259 V8NPObject* v8NPObject = npObjectToV8NPObject(object);
263 v8::HandleScope handleScope(isolate);
264 v8::Handle<v8::Object> v8Object = v8::Local<v8::Object>::New(isolate, v8NPObject->v8Object);
265 if (v8Object.IsEmpty())
267 Element* native = V8Element::hasInstance(v8Object, isolate) ? V8Element::toImpl(v8Object) : 0;
271 *webElement = WebElement(native);
275 static bool getArrayBufferImpl(NPObject* object, WebArrayBuffer* arrayBuffer, v8::Isolate* isolate)
280 V8NPObject* v8NPObject = npObjectToV8NPObject(object);
284 v8::HandleScope handleScope(isolate);
285 v8::Handle<v8::Object> v8Object = v8::Local<v8::Object>::New(isolate, v8NPObject->v8Object);
286 if (v8Object.IsEmpty())
288 DOMArrayBuffer* impl = V8ArrayBuffer::hasInstance(v8Object, isolate) ? V8ArrayBuffer::toImpl(v8Object) : 0;
292 *arrayBuffer = WebArrayBuffer(impl->buffer());
296 static bool getArrayBufferViewImpl(NPObject* object, WebArrayBufferView* arrayBufferView, v8::Isolate* isolate)
301 V8NPObject* v8NPObject = npObjectToV8NPObject(object);
305 v8::HandleScope handleScope(isolate);
306 v8::Handle<v8::Object> v8Object = v8::Local<v8::Object>::New(isolate, v8NPObject->v8Object);
307 if (v8Object.IsEmpty())
309 DOMArrayBufferView* impl = V8ArrayBufferView::hasInstance(v8Object, isolate) ? V8ArrayBufferView::toImpl(v8Object) : 0;
313 *arrayBufferView = WebArrayBufferView(impl->view());
317 static NPObject* makeIntArrayImpl(const WebVector<int>& data, v8::Isolate* isolate)
319 v8::HandleScope handleScope(isolate);
320 v8::Handle<v8::Array> result = v8::Array::New(isolate, data.size());
321 for (size_t i = 0; i < data.size(); ++i)
322 result->Set(i, v8::Number::New(isolate, data[i]));
324 LocalDOMWindow* window = currentDOMWindow(isolate);
325 return npCreateV8ScriptObject(isolate, 0, result, window);
328 static NPObject* makeStringArrayImpl(const WebVector<WebString>& data, v8::Isolate* isolate)
330 v8::HandleScope handleScope(isolate);
331 v8::Handle<v8::Array> result = v8::Array::New(isolate, data.size());
332 for (size_t i = 0; i < data.size(); ++i)
333 result->Set(i, v8String(isolate, data[i]));
335 LocalDOMWindow* window = currentDOMWindow(isolate);
336 return npCreateV8ScriptObject(isolate, 0, result, window);
339 bool WebBindings::getRange(NPObject* range, WebRange* webRange)
341 return getRangeImpl(range, webRange, v8::Isolate::GetCurrent());
344 bool WebBindings::getArrayBuffer(NPObject* arrayBuffer, WebArrayBuffer* webArrayBuffer)
346 return getArrayBufferImpl(arrayBuffer, webArrayBuffer, v8::Isolate::GetCurrent());
349 bool WebBindings::getArrayBufferView(NPObject* arrayBufferView, WebArrayBufferView* webArrayBufferView)
351 return getArrayBufferViewImpl(arrayBufferView, webArrayBufferView, v8::Isolate::GetCurrent());
354 bool WebBindings::getNode(NPObject* node, WebNode* webNode)
356 return getNodeImpl(node, webNode, v8::Isolate::GetCurrent());
359 bool WebBindings::getElement(NPObject* element, WebElement* webElement)
361 return getElementImpl(element, webElement, v8::Isolate::GetCurrent());
364 NPObject* WebBindings::makeIntArray(const WebVector<int>& data)
366 return makeIntArrayImpl(data, v8::Isolate::GetCurrent());
369 NPObject* WebBindings::makeStringArray(const WebVector<WebString>& data)
371 return makeStringArrayImpl(data, v8::Isolate::GetCurrent());
374 void WebBindings::pushExceptionHandler(ExceptionHandler handler, void* data)
376 blink::pushExceptionHandler(handler, data);
379 void WebBindings::popExceptionHandler()
381 blink::popExceptionHandler();
384 void WebBindings::toNPVariant(v8::Local<v8::Value> object, NPObject* root, NPVariant* result)
386 convertV8ObjectToNPVariant(v8::Isolate::GetCurrent(), object, root, result);
389 v8::Handle<v8::Value> WebBindings::toV8Value(const NPVariant* variant)
391 v8::Isolate* isolate = v8::Isolate::GetCurrent();
392 if (variant->type == NPVariantType_Object) {
393 NPObject* object = NPVARIANT_TO_OBJECT(*variant);
394 V8NPObject* v8Object = npObjectToV8NPObject(object);
396 return v8::Undefined(isolate);
397 return convertNPVariantToV8Object(isolate, variant, v8Object->rootObject->frame()->script().windowScriptNPObject());
399 // Safe to pass 0 since we have checked the script object class to make sure the
400 // argument is a primitive v8 type.
401 return convertNPVariantToV8Object(isolate, variant, 0);