12a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 22a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 32a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// found in the LICENSE file. 42a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 52a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/prefs/pref_registry.h" 62a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 72a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/logging.h" 82a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/prefs/default_pref_store.h" 92a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/prefs/pref_store.h" 102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/values.h" 112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)PrefRegistry::PrefRegistry() 132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : defaults_(new DefaultPrefStore()) { 142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)PrefRegistry::~PrefRegistry() { 172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)scoped_refptr<PrefStore> PrefRegistry::defaults() { 202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return defaults_.get(); 212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)PrefRegistry::const_iterator PrefRegistry::begin() const { 242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return defaults_->begin(); 252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)PrefRegistry::const_iterator PrefRegistry::end() const { 282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return defaults_->end(); 292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void PrefRegistry::SetDefaultPrefValue(const char* pref_name, 322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Value* value) { 332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(value); 34a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) const base::Value* current_value = NULL; 35a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) DCHECK(defaults_->GetValue(pref_name, ¤t_value)) 36a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) << "Setting default for unregistered pref: " << pref_name; 37a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) DCHECK(value->IsType(current_value->GetType())) 38a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) << "Wrong type for new default: " << pref_name; 392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) defaults_->ReplaceDefaultValue(pref_name, make_scoped_ptr(value)); 412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void PrefRegistry::RegisterPreference(const char* path, 442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Value* default_value) { 452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Value::Type orig_type = default_value->GetType(); 462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(orig_type != base::Value::TYPE_NULL && 472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) orig_type != base::Value::TYPE_BINARY) << 482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) "invalid preference type: " << orig_type; 492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DCHECK(!defaults_->GetValue(path, NULL)) << 502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) "Trying to register a previously registered pref: " << path; 512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) defaults_->SetDefaultValue(path, make_scoped_ptr(default_value)); 532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 54