once.cc revision 85b71799222b55eb5dd74ea26efe0c64ab655c8c
1// Copyright 2011 the V8 project authors. All rights reserved. 2// Redistribution and use in source and binary forms, with or without 3// modification, are permitted provided that the following conditions are 4// met: 5// 6// * Redistributions of source code must retain the above copyright 7// notice, this list of conditions and the following disclaimer. 8// * Redistributions in binary form must reproduce the above 9// copyright notice, this list of conditions and the following 10// disclaimer in the documentation and/or other materials provided 11// with the distribution. 12// * Neither the name of Google Inc. nor the names of its 13// contributors may be used to endorse or promote products derived 14// from this software without specific prior written permission. 15// 16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28#ifndef V8_EXTENSIONS_EXPERIMENTAL_NUMBER_FORMAT_H_ 29#define V8_EXTENSIONS_EXPERIMENTAL_NUMBER_FORMAT_H_ 30 31#include "include/v8.h" 32 33#include "unicode/uversion.h" 34 35namespace U_ICU_NAMESPACE { 36class DecimalFormat; 37} 38 39namespace v8 { 40namespace internal { 41 42class NumberFormat { 43 public: 44 // 3-letter ISO 4217 currency code plus \0. 45 static const int kCurrencyCodeLength; 46 47 static v8::Handle<v8::Value> JSNumberFormat(const v8::Arguments& args); 48 49 // Helper methods for various bindings. 50 51 // Unpacks date format object from corresponding JavaScript object. 52 static icu::DecimalFormat* UnpackNumberFormat( 53 v8::Handle<v8::Object> obj); 54 55 // Release memory we allocated for the NumberFormat once the JS object that 56 // holds the pointer gets garbage collected. 57 static void DeleteNumberFormat(v8::Persistent<v8::Value> object, 58 void* param); 59 60 // Formats number and returns corresponding string. 61 static v8::Handle<v8::Value> Format(const v8::Arguments& args); 62 63 private: 64 NumberFormat(); 65 66 static v8::Persistent<v8::FunctionTemplate> number_format_template_; 67}; 68 69} } // namespace v8::internal 70 71#endif // V8_EXTENSIONS_EXPERIMENTAL_NUMBER_FORMAT_H_ 72