Beispiel #1
0
void Msg_Struct::build_buffer_arg(const Field_Info &field_info, Block_Buffer &buffer, Isolate* isolate, v8::Local<v8::Value> value) {
    if(field_info.field_type == "int8") {
        int8_t val = 0;
        if (value->IsInt32()) {
            val = value->Int32Value(isolate->GetCurrentContext()).FromJust();
        }
        buffer.write_int8(val);
    }
    else if(field_info.field_type == "int16") {
        int16_t val = 0;
        if (value->IsInt32()) {
            val = value->Int32Value(isolate->GetCurrentContext()).FromJust();
        }
        buffer.write_int16(val);
    }
    else if(field_info.field_type == "int32") {
        int32_t val = 0;
        if (value->IsInt32()) {
            val = value->Int32Value(isolate->GetCurrentContext()).FromJust();
        }
        buffer.write_int32(val);
    }
    else if(field_info.field_type == "int64") {
        int64_t val = 0;
        if (value->IsNumber()) {
            val = value->NumberValue(isolate->GetCurrentContext()).FromJust();
        }
        buffer.write_int64(val);
    }
    else if(field_info.field_type == "double") {
        double val = 0;
        if (value->IsNumber()) {
            val = value->NumberValue(isolate->GetCurrentContext()).FromJust();
        }
        buffer.write_double(val);
    }
    else if(field_info.field_type == "bool") {
        bool val = 0;
        if (value->IsBoolean()) {
            val = value->BooleanValue(isolate->GetCurrentContext()).FromJust();
        }
        buffer.write_bool(val);
    }
    else if(field_info.field_type == "string") {
        std::string val = "";
        if (value->IsString()) {
            String::Utf8Value str(value->ToString(isolate->GetCurrentContext()).ToLocalChecked());
            std::stringstream stream;
            stream << ToCString(str);
            val = stream.str();
        }
        buffer.write_string(val);
    }
    else {
        LOG_ERROR("Can not find the field_type:%s, struct_name:%s", field_info.field_type.c_str(), struct_name().c_str());
    }
}
bool V8Location::namedSecurityCheck(v8::Local<v8::Object> host, v8::Local<v8::Value> key, v8::AccessType type, v8::Local<v8::Value> data)
{
    ASSERT(V8ClassIndex::FromInt(data->Int32Value()) == V8ClassIndex::LOCATION);
    // Only allow same origin access
    Location* imp = V8Location::toNative(host);
    return V8BindingSecurity::canAccessFrame(V8BindingState::Only(), imp->frame(), false);
}
void V8HTMLInputElement::selectionStartAttrSetterCustom(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::AccessorInfo& info)
{
    v8::Handle<v8::Object> holder = info.Holder();
    HTMLInputElement* imp = V8HTMLInputElement::toNative(holder);

    if (!imp->canHaveSelection()) {
        throwTypeError("Accessing selectionStart on an input element that cannot have a selection.", info.GetIsolate());
        return;
    }
    imp->setSelectionStart(value->Int32Value());
}
inline optional<Value> toValue(v8::Local<v8::Value> value) {
    if (value->IsFalse()) {
        return { false };
    } else if (value->IsTrue()) {
        return { true };
    } else if (value->IsString()) {
        return { std::string(*Nan::Utf8String(value)) };
    } else if (value->IsUint32()) {
        return { std::uint64_t(value->Uint32Value()) };
    } else if (value->IsInt32()) {
        return { std::int64_t(value->Int32Value()) };
    } else if (value->IsNumber()) {
        return { value->NumberValue() };
    } else {
        return {};
    }
}
 //set the value of x variable inside javascript
 static void XSetter(v8::Local<v8::String> name,v8::Local<v8::Value> value,const v8::AccessorInfo& info) {
     x = value->Int32Value();
 }