Side by Side Diff: include/AdblockPlus/V8ValueHolder.h
Issue 4949583905947648:
Issue 1280 - Update v8, the second part (Closed)
Patch Set:
Created Oct. 27, 2014, 10:01 p.m.
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| 1 /* | |
| 2 * This file is part of Adblock Plus <http://adblockplus.org/>, | |
| 3 * Copyright (C) 2006-2014 Eyeo GmbH | |
| 4 * | |
| 5 * Adblock Plus is free software: you can redistribute it and/or modify | |
| 6 * it under the terms of the GNU General Public License version 3 as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * Adblock Plus is distributed in the hope that it will be useful, | |
| 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 12 * GNU General Public License for more details. | |
| 13 * | |
| 14 * You should have received a copy of the GNU General Public License | |
| 15 * along with Adblock Plus. If not, see <http://www.gnu.org/licenses/>. | |
| 16 */ | |
| 17 | |
| 18 #ifndef ADBLOCK_PLUS_V8_VALUE_HOLDER_H | |
| 19 #define ADBLOCK_PLUS_V8_VALUE_HOLDER_H | |
| 20 | |
| 21 #include <memory> | |
| 22 | |
| 23 namespace v8 | |
| 24 { | |
| 25 class Isolate; | |
| 26 template<class T> class Handle; | |
| 27 template<class T> class Persistent; | |
| 28 } | |
| 29 | |
| 30 namespace AdblockPlus | |
| 31 { | |
| 32 template<class T> | |
| 33 class V8ValueHolder | |
| 34 { | |
| 35 public: | |
| 36 typedef typename v8::Persistent<T> V8Persistent; | |
| 37 V8ValueHolder() | |
| 38 { | |
| 39 reset(); | |
| 40 } | |
| 41 V8ValueHolder(v8::Isolate* isolate, v8::Handle<T> value) | |
| 42 { | |
| 43 reset(isolate, value); | |
| 44 } | |
| 45 ~V8ValueHolder() | |
| 46 { | |
| 47 if (this->value.get()) | |
| 48 { | |
| 49 this->value->Dispose(this->isolate); | |
| 50 this->value.reset(0); | |
| 51 } | |
| 52 } | |
| 53 void reset(v8::Isolate* isolate, v8::Handle<T> value) | |
| 54 { | |
| 55 reset(isolate, std::auto_ptr<V8Persistent>(new V8Persistent(isolate, val ue))); | |
| 56 } | |
| 57 void reset(v8::Isolate* isolate = nullptr, std::auto_ptr<V8Persistent> value = std::auto_ptr<V8Persistent>(new V8Persistent())) | |
| 58 { | |
| 59 if (this->value.get()) | |
| 60 { | |
| 61 this->value->Dispose(this->isolate); | |
| 62 this->value.reset(0); | |
| 63 } | |
| 64 | |
| 65 if (!value->IsEmpty()) | |
| 66 { | |
| 67 this->isolate = isolate; | |
| 68 this->value = value; | |
| 69 } | |
| 70 } | |
| 71 | |
| 72 operator V8Persistent&() const | |
| 73 { | |
| 74 return *value; | |
| 75 } | |
| 76 private: | |
| 77 v8::Isolate* isolate; | |
| 78 std::auto_ptr<V8Persistent> value; | |
| 79 }; | |
| 80 } | |
| 81 | |
| 82 #endif | |
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