1 // Copyright 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef SYNC_JS_JS_ARG_LIST_H_ 6 #define SYNC_JS_JS_ARG_LIST_H_ 7 8 // See README.js for design comments. 9 10 #include <string> 11 12 #include "base/values.h" 13 #include "sync/base/sync_export.h" 14 #include "sync/internal_api/public/util/immutable.h" 15 16 namespace syncer { 17 18 // A thin wrapper around Immutable<ListValue>. Used for passing 19 // around argument lists to different threads. 20 class SYNC_EXPORT JsArgList { 21 public: 22 // Uses an empty argument list. 23 JsArgList(); 24 25 // Takes over the data in |args|, leaving |args| empty. 26 explicit JsArgList(base::ListValue* args); 27 28 ~JsArgList(); 29 30 const base::ListValue& Get() const; 31 32 std::string ToString() const; 33 34 // Copy constructor and assignment operator welcome. 35 36 private: 37 typedef Immutable<base::ListValue, HasSwapMemFnByPtr<base::ListValue> > 38 ImmutableListValue; 39 ImmutableListValue args_; 40 }; 41 42 } // namespace syncer 43 44 #endif // SYNC_JS_JS_ARG_LIST_H_ 45