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