212 lines
5.9 KiB
C++
212 lines
5.9 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "libcef/browser/prefs/pref_store.h"
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#include <memory>
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#include <utility>
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#include "base/memory/ptr_util.h"
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#include "base/values.h"
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CefPrefStore::CefPrefStore()
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: read_only_(true),
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read_success_(true),
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read_error_(PersistentPrefStore::PREF_READ_ERROR_NONE),
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block_async_read_(false),
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pending_async_read_(false),
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init_complete_(false),
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committed_(true) {}
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bool CefPrefStore::GetValue(const std::string& key,
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const base::Value** value) const {
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return prefs_.GetValue(key, value);
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}
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std::unique_ptr<base::DictionaryValue> CefPrefStore::GetValues() const {
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return prefs_.AsDictionaryValue();
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}
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bool CefPrefStore::GetMutableValue(const std::string& key,
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base::Value** value) {
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return prefs_.GetValue(key, value);
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}
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void CefPrefStore::AddObserver(PrefStore::Observer* observer) {
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observers_.AddObserver(observer);
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}
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void CefPrefStore::RemoveObserver(PrefStore::Observer* observer) {
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observers_.RemoveObserver(observer);
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}
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bool CefPrefStore::HasObservers() const {
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return !observers_.empty();
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}
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bool CefPrefStore::IsInitializationComplete() const {
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return init_complete_;
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}
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void CefPrefStore::SetValue(const std::string& key,
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std::unique_ptr<base::Value> value,
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uint32_t flags) {
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if (prefs_.SetValue(key, base::Value::FromUniquePtrValue(std::move(value)))) {
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committed_ = false;
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NotifyPrefValueChanged(key);
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}
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}
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void CefPrefStore::SetValueSilently(const std::string& key,
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std::unique_ptr<base::Value> value,
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uint32_t flags) {
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if (prefs_.SetValue(key, base::Value::FromUniquePtrValue(std::move(value))))
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committed_ = false;
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}
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void CefPrefStore::RemoveValuesByPrefixSilently(const std::string& prefix) {
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prefs_.ClearWithPrefix(prefix);
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committed_ = false;
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}
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void CefPrefStore::RemoveValue(const std::string& key, uint32_t flags) {
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if (prefs_.RemoveValue(key)) {
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committed_ = false;
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NotifyPrefValueChanged(key);
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}
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}
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bool CefPrefStore::ReadOnly() const {
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return read_only_;
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}
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PersistentPrefStore::PrefReadError CefPrefStore::GetReadError() const {
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return read_error_;
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}
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PersistentPrefStore::PrefReadError CefPrefStore::ReadPrefs() {
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NotifyInitializationCompleted();
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return read_error_;
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}
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void CefPrefStore::ReadPrefsAsync(ReadErrorDelegate* error_delegate) {
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DCHECK(!pending_async_read_);
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error_delegate_.reset(error_delegate);
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if (block_async_read_)
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pending_async_read_ = true;
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else
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NotifyInitializationCompleted();
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}
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void CefPrefStore::CommitPendingWrite(
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base::OnceClosure done_callback,
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base::OnceClosure synchronous_done_callback) {
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committed_ = true;
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PersistentPrefStore::CommitPendingWrite(std::move(done_callback),
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std::move(synchronous_done_callback));
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}
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void CefPrefStore::SchedulePendingLossyWrites() {}
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void CefPrefStore::ClearMutableValues() {
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NOTIMPLEMENTED();
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}
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void CefPrefStore::OnStoreDeletionFromDisk() {}
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void CefPrefStore::SetInitializationCompleted() {
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NotifyInitializationCompleted();
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}
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void CefPrefStore::NotifyPrefValueChanged(const std::string& key) {
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for (Observer& observer : observers_)
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observer.OnPrefValueChanged(key);
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}
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void CefPrefStore::NotifyInitializationCompleted() {
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DCHECK(!init_complete_);
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init_complete_ = true;
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if (read_success_ && read_error_ != PREF_READ_ERROR_NONE && error_delegate_)
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error_delegate_->OnError(read_error_);
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for (Observer& observer : observers_)
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observer.OnInitializationCompleted(read_success_);
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}
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void CefPrefStore::ReportValueChanged(const std::string& key, uint32_t flags) {
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for (Observer& observer : observers_)
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observer.OnPrefValueChanged(key);
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}
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void CefPrefStore::SetString(const std::string& key, const std::string& value) {
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SetValue(key, std::make_unique<base::Value>(value), DEFAULT_PREF_WRITE_FLAGS);
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}
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void CefPrefStore::SetInteger(const std::string& key, int value) {
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SetValue(key, std::make_unique<base::Value>(value), DEFAULT_PREF_WRITE_FLAGS);
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}
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void CefPrefStore::SetBoolean(const std::string& key, bool value) {
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SetValue(key, std::make_unique<base::Value>(value), DEFAULT_PREF_WRITE_FLAGS);
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}
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bool CefPrefStore::GetString(const std::string& key, std::string* value) const {
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const base::Value* stored_value;
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if (!prefs_.GetValue(key, &stored_value) || !stored_value)
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return false;
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if (value && stored_value->is_string()) {
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*value = stored_value->GetString();
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return true;
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}
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return stored_value->is_string();
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}
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bool CefPrefStore::GetInteger(const std::string& key, int* value) const {
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const base::Value* stored_value;
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if (!prefs_.GetValue(key, &stored_value) || !stored_value)
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return false;
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if (value && stored_value->is_int()) {
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*value = stored_value->GetInt();
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return true;
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}
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return stored_value->is_int();
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}
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bool CefPrefStore::GetBoolean(const std::string& key, bool* value) const {
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const base::Value* stored_value;
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if (!prefs_.GetValue(key, &stored_value) || !stored_value)
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return false;
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if (value && stored_value->is_bool()) {
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*value = stored_value->GetBool();
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return true;
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}
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return stored_value->is_bool();
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}
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void CefPrefStore::SetBlockAsyncRead(bool block_async_read) {
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DCHECK(!init_complete_);
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block_async_read_ = block_async_read;
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if (pending_async_read_ && !block_async_read_)
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NotifyInitializationCompleted();
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}
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void CefPrefStore::set_read_only(bool read_only) {
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read_only_ = read_only;
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}
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void CefPrefStore::set_read_success(bool read_success) {
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DCHECK(!init_complete_);
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read_success_ = read_success;
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}
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void CefPrefStore::set_read_error(
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PersistentPrefStore::PrefReadError read_error) {
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DCHECK(!init_complete_);
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read_error_ = read_error;
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}
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CefPrefStore::~CefPrefStore() {}
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