diff options
Diffstat (limited to 'chromium/third_party/WebKit/Source/web/WebBindings.cpp')
| -rw-r--r-- | chromium/third_party/WebKit/Source/web/WebBindings.cpp | 402 |
1 files changed, 402 insertions, 0 deletions
diff --git a/chromium/third_party/WebKit/Source/web/WebBindings.cpp b/chromium/third_party/WebKit/Source/web/WebBindings.cpp new file mode 100644 index 00000000000..664b8d720f5 --- /dev/null +++ b/chromium/third_party/WebKit/Source/web/WebBindings.cpp @@ -0,0 +1,402 @@ +/* + * Copyright (C) 2009 Google Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "config.h" +#include "WebBindings.h" + +#include "V8Element.h" +#include "V8Range.h" +#include "WebArrayBufferView.h" +#include "WebElement.h" +#include "WebRange.h" +#include "bindings/v8/NPV8Object.h" // for PrivateIdentifier +#include "bindings/v8/ScriptController.h" +#include "bindings/v8/V8DOMWrapper.h" +#include "bindings/v8/V8NPUtils.h" +#include "bindings/v8/custom/V8ArrayBufferCustom.h" +#include "bindings/v8/custom/V8ArrayBufferViewCustom.h" +#include "bindings/v8/npruntime_impl.h" +#include "bindings/v8/npruntime_priv.h" +#include "core/dom/Range.h" +#include "core/page/DOMWindow.h" +#include "core/page/Frame.h" +#include "public/platform/WebArrayBuffer.h" +#include "wtf/ArrayBufferView.h" + +using namespace WebCore; + +namespace WebKit { + +bool WebBindings::construct(NPP npp, NPObject* object, const NPVariant* args, uint32_t argCount, NPVariant* result) +{ + return _NPN_Construct(npp, object, args, argCount, result); +} + +NPObject* WebBindings::createObject(NPP npp, NPClass* npClass) +{ + return _NPN_CreateObject(npp, npClass); +} + +bool WebBindings::enumerate(NPP npp, NPObject* object, NPIdentifier** identifier, uint32_t* identifierCount) +{ + return _NPN_Enumerate(npp, object, identifier, identifierCount); +} + +bool WebBindings::evaluate(NPP npp, NPObject* object, NPString* script, NPVariant* result) +{ + return _NPN_Evaluate(npp, object, script, result); +} + +bool WebBindings::evaluateHelper(NPP npp, bool popupsAllowed, NPObject* object, NPString* script, NPVariant* result) +{ + return _NPN_EvaluateHelper(npp, popupsAllowed, object, script, result); +} + +NPIdentifier WebBindings::getIntIdentifier(int32_t number) +{ + return _NPN_GetIntIdentifier(number); +} + +bool WebBindings::getProperty(NPP npp, NPObject* object, NPIdentifier property, NPVariant* result) +{ + return _NPN_GetProperty(npp, object, property, result); +} + +NPIdentifier WebBindings::getStringIdentifier(const NPUTF8* string) +{ + return _NPN_GetStringIdentifier(string); +} + +void WebBindings::getStringIdentifiers(const NPUTF8** names, int32_t nameCount, NPIdentifier* identifiers) +{ + _NPN_GetStringIdentifiers(names, nameCount, identifiers); +} + +bool WebBindings::hasMethod(NPP npp, NPObject* object, NPIdentifier method) +{ + return _NPN_HasMethod(npp, object, method); +} + +bool WebBindings::hasProperty(NPP npp, NPObject* object, NPIdentifier property) +{ + return _NPN_HasProperty(npp, object, property); +} + +bool WebBindings::identifierIsString(NPIdentifier identifier) +{ + return _NPN_IdentifierIsString(identifier); +} + +int32_t WebBindings::intFromIdentifier(NPIdentifier identifier) +{ + return _NPN_IntFromIdentifier(identifier); +} + +void WebBindings::initializeVariantWithStringCopy(NPVariant* variant, const NPString* value) +{ + _NPN_InitializeVariantWithStringCopy(variant, value); +} + +bool WebBindings::invoke(NPP npp, NPObject* object, NPIdentifier method, const NPVariant* args, uint32_t argCount, NPVariant* result) +{ + return _NPN_Invoke(npp, object, method, args, argCount, result); +} + +bool WebBindings::invokeDefault(NPP npp, NPObject* object, const NPVariant* args, uint32_t argCount, NPVariant* result) +{ + return _NPN_InvokeDefault(npp, object, args, argCount, result); +} + +void WebBindings::releaseObject(NPObject* object) +{ + return _NPN_ReleaseObject(object); +} + +void WebBindings::releaseVariantValue(NPVariant* variant) +{ + _NPN_ReleaseVariantValue(variant); +} + +bool WebBindings::removeProperty(NPP npp, NPObject* object, NPIdentifier identifier) +{ + return _NPN_RemoveProperty(npp, object, identifier); +} + +NPObject* WebBindings::retainObject(NPObject* object) +{ + return _NPN_RetainObject(object); +} + +void WebBindings::setException(NPObject* object, const NPUTF8* message) +{ + _NPN_SetException(object, message); +} + +bool WebBindings::setProperty(NPP npp, NPObject* object, NPIdentifier identifier, const NPVariant* value) +{ + return _NPN_SetProperty(npp, object, identifier, value); +} + +void WebBindings::registerObjectOwner(NPP) +{ +} + +void WebBindings::unregisterObjectOwner(NPP) +{ +} + +NPP WebBindings::getObjectOwner(NPObject*) +{ + return 0; +} + +void WebBindings::unregisterObject(NPObject* object) +{ + _NPN_UnregisterObject(object); +} + +NPUTF8* WebBindings::utf8FromIdentifier(NPIdentifier identifier) +{ + return _NPN_UTF8FromIdentifier(identifier); +} + +void WebBindings::extractIdentifierData(const NPIdentifier& identifier, const NPUTF8*& string, int32_t& number, bool& isString) +{ + PrivateIdentifier* data = static_cast<PrivateIdentifier*>(identifier); + if (!data) { + isString = false; + number = 0; + return; + } + + isString = data->isString; + if (isString) + string = data->value.string; + else + number = data->value.number; +} + +static bool getRangeImpl(NPObject* object, WebRange* webRange, v8::Isolate* isolate) +{ + if (!object) + return false; + + V8NPObject* v8NPObject = npObjectToV8NPObject(object); + if (!v8NPObject) + return false; + + v8::HandleScope handleScope(isolate); + v8::Handle<v8::Object> v8Object = v8::Local<v8::Object>::New(isolate, v8NPObject->v8Object); + if (v8Object.IsEmpty()) + return false; + if (!V8Range::info.equals(toWrapperTypeInfo(v8Object))) + return false; + + Range* native = V8Range::HasInstanceInAnyWorld(v8Object, isolate) ? V8Range::toNative(v8Object) : 0; + if (!native) + return false; + + *webRange = WebRange(native); + return true; +} + +static bool getNodeImpl(NPObject* object, WebNode* webNode, v8::Isolate* isolate) +{ + if (!object) + return false; + + V8NPObject* v8NPObject = npObjectToV8NPObject(object); + if (!v8NPObject) + return false; + + v8::HandleScope handleScope(isolate); + v8::Handle<v8::Object> v8Object = v8::Local<v8::Object>::New(isolate, v8NPObject->v8Object); + if (v8Object.IsEmpty()) + return false; + Node* native = V8Node::HasInstanceInAnyWorld(v8Object, isolate) ? V8Node::toNative(v8Object) : 0; + if (!native) + return false; + + *webNode = WebNode(native); + return true; +} + +static bool getElementImpl(NPObject* object, WebElement* webElement, v8::Isolate* isolate) +{ + if (!object) + return false; + + V8NPObject* v8NPObject = npObjectToV8NPObject(object); + if (!v8NPObject) + return false; + + v8::HandleScope handleScope(isolate); + v8::Handle<v8::Object> v8Object = v8::Local<v8::Object>::New(isolate, v8NPObject->v8Object); + if (v8Object.IsEmpty()) + return false; + Element* native = V8Element::HasInstanceInAnyWorld(v8Object, isolate) ? V8Element::toNative(v8Object) : 0; + if (!native) + return false; + + *webElement = WebElement(native); + return true; +} + +static bool getArrayBufferImpl(NPObject* object, WebArrayBuffer* arrayBuffer, v8::Isolate* isolate) +{ + if (!object) + return false; + + V8NPObject* v8NPObject = npObjectToV8NPObject(object); + if (!v8NPObject) + return false; + + v8::HandleScope handleScope(isolate); + v8::Handle<v8::Object> v8Object = v8::Local<v8::Object>::New(isolate, v8NPObject->v8Object); + if (v8Object.IsEmpty()) + return false; + ArrayBuffer* native = V8ArrayBuffer::HasInstanceInAnyWorld(v8Object, isolate) ? V8ArrayBuffer::toNative(v8Object) : 0; + if (!native) + return false; + + *arrayBuffer = WebArrayBuffer(native); + return true; +} + +static bool getArrayBufferViewImpl(NPObject* object, WebArrayBufferView* arrayBufferView, v8::Isolate* isolate) +{ + if (!object) + return false; + + V8NPObject* v8NPObject = npObjectToV8NPObject(object); + if (!v8NPObject) + return false; + + v8::HandleScope handleScope(isolate); + v8::Handle<v8::Object> v8Object = v8::Local<v8::Object>::New(isolate, v8NPObject->v8Object); + if (v8Object.IsEmpty()) + return false; + ArrayBufferView* native = V8ArrayBufferView::HasInstanceInAnyWorld(v8Object, isolate) ? V8ArrayBufferView::toNative(v8Object) : 0; + if (!native) + return false; + + *arrayBufferView = WebArrayBufferView(native); + return true; +} + +static NPObject* makeIntArrayImpl(const WebVector<int>& data) +{ + v8::HandleScope handleScope; + v8::Handle<v8::Array> result = v8::Array::New(data.size()); + for (size_t i = 0; i < data.size(); ++i) + result->Set(i, v8::Number::New(data[i])); + + DOMWindow* window = toDOMWindow(v8::Context::GetCurrent()); + return npCreateV8ScriptObject(0, result, window); +} + +static NPObject* makeStringArrayImpl(const WebVector<WebString>& data) +{ + v8::Isolate* isolate = v8::Isolate::GetCurrent(); + v8::HandleScope handleScope; + v8::Handle<v8::Array> result = v8::Array::New(data.size()); + for (size_t i = 0; i < data.size(); ++i) + result->Set(i, v8String(data[i], isolate)); + + DOMWindow* window = toDOMWindow(v8::Context::GetCurrent()); + return npCreateV8ScriptObject(0, result, window); +} + +bool WebBindings::getRange(NPObject* range, WebRange* webRange) +{ + return getRangeImpl(range, webRange, v8::Isolate::GetCurrent()); +} + +bool WebBindings::getArrayBuffer(NPObject* arrayBuffer, WebArrayBuffer* webArrayBuffer) +{ + return getArrayBufferImpl(arrayBuffer, webArrayBuffer, v8::Isolate::GetCurrent()); +} + +bool WebBindings::getArrayBufferView(NPObject* arrayBufferView, WebArrayBufferView* webArrayBufferView) +{ + return getArrayBufferViewImpl(arrayBufferView, webArrayBufferView, v8::Isolate::GetCurrent()); +} + +bool WebBindings::getNode(NPObject* node, WebNode* webNode) +{ + return getNodeImpl(node, webNode, v8::Isolate::GetCurrent()); +} + +bool WebBindings::getElement(NPObject* element, WebElement* webElement) +{ + return getElementImpl(element, webElement, v8::Isolate::GetCurrent()); +} + +NPObject* WebBindings::makeIntArray(const WebVector<int>& data) +{ + return makeIntArrayImpl(data); +} + +NPObject* WebBindings::makeStringArray(const WebVector<WebString>& data) +{ + return makeStringArrayImpl(data); +} + +void WebBindings::pushExceptionHandler(ExceptionHandler handler, void* data) +{ + WebCore::pushExceptionHandler(handler, data); +} + +void WebBindings::popExceptionHandler() +{ + WebCore::popExceptionHandler(); +} + +void WebBindings::toNPVariant(v8::Local<v8::Value> object, NPObject* root, NPVariant* result) +{ + WebCore::convertV8ObjectToNPVariant(object, root, result); +} + +v8::Handle<v8::Value> WebBindings::toV8Value(const NPVariant* variant) +{ + v8::Isolate* isolate = v8::Isolate::GetCurrent(); + if (variant->type == NPVariantType_Object) { + NPObject* object = NPVARIANT_TO_OBJECT(*variant); + V8NPObject* v8Object = npObjectToV8NPObject(object); + if (!v8Object) + return v8::Undefined(); + return convertNPVariantToV8Object(variant, v8Object->rootObject->frame()->script()->windowScriptNPObject(), isolate); + } + // Safe to pass 0 since we have checked the script object class to make sure the + // argument is a primitive v8 type. + return convertNPVariantToV8Object(variant, 0, isolate); +} + +} // namespace WebKit |