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https://bitbucket.org/chromiumembedded/cef
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100 lines
3.3 KiB
C++
100 lines
3.3 KiB
C++
// Copyright (c) 2022 The Chromium Embedded Framework Authors. All rights
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// reserved. Use of this source code is governed by a BSD-style license that can
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// be found in the LICENSE file.
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#include "cef/libcef/browser/prefs/pref_registrar.h"
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#include "base/memory/raw_ptr.h"
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#include "cef/include/cef_app.h"
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#include "cef/include/cef_browser_process_handler.h"
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#include "cef/include/cef_preference.h"
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#include "cef/libcef/common/app_manager.h"
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#include "cef/libcef/common/values_impl.h"
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#include "components/prefs/pref_registry_simple.h"
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#include "components/prefs/pref_store.h"
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namespace pref_registrar {
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namespace {
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class CefPreferenceRegistrarImpl : public CefPreferenceRegistrar {
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public:
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explicit CefPreferenceRegistrarImpl(PrefRegistrySimple* registry)
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: registry_(registry) {}
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CefPreferenceRegistrarImpl(const CefPreferenceRegistrarImpl&) = delete;
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CefPreferenceRegistrarImpl& operator=(const CefPreferenceRegistrarImpl&) =
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delete;
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// CefPreferenceRegistrar methods.
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bool AddPreference(const CefString& name,
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CefRefPtr<CefValue> default_value) override {
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const std::string nameStr = name;
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if (registry_->defaults()->GetValue(nameStr, nullptr)) {
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LOG(ERROR) << "Trying to register a previously registered preference: "
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<< nameStr;
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return false;
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}
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switch (default_value->GetType()) {
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case VTYPE_INVALID:
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case VTYPE_NULL:
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case VTYPE_BINARY:
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break;
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case VTYPE_BOOL:
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registry_->RegisterBooleanPref(nameStr, default_value->GetBool());
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return true;
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case VTYPE_INT:
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registry_->RegisterIntegerPref(nameStr, default_value->GetInt());
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return true;
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case VTYPE_DOUBLE:
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registry_->RegisterDoublePref(nameStr, default_value->GetDouble());
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return true;
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case VTYPE_STRING:
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registry_->RegisterStringPref(
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nameStr, std::string_view(default_value->GetString().ToString()));
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return true;
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case VTYPE_DICTIONARY:
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case VTYPE_LIST:
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RegisterComplexPref(nameStr, default_value);
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return true;
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};
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LOG(ERROR) << "Invalid value type for preference: " << nameStr;
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return false;
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}
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private:
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void RegisterComplexPref(const std::string& name,
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CefRefPtr<CefValue> default_value) {
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CefValueImpl* impl = static_cast<CefValueImpl*>(default_value.get());
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auto impl_value = impl->CopyValue();
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if (impl_value.type() == base::Value::Type::DICT) {
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registry_->RegisterDictionaryPref(std::string_view(name),
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std::move(impl_value.GetDict()));
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} else if (impl_value.type() == base::Value::Type::LIST) {
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registry_->RegisterListPref(std::string_view(name),
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std::move(impl_value.GetList()));
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} else {
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DCHECK(false);
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}
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}
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const raw_ptr<PrefRegistrySimple> registry_;
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};
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} // namespace
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void RegisterCustomPrefs(cef_preferences_type_t type,
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PrefRegistrySimple* registry) {
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if (auto app = CefAppManager::Get()->GetApplication()) {
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if (auto handler = app->GetBrowserProcessHandler()) {
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CefPreferenceRegistrarImpl registrar(registry);
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handler->OnRegisterCustomPreferences(type, ®istrar);
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}
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}
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}
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} // namespace pref_registrar
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