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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_SPELLCHECK_COMMON_SPELLCHECK_FEATURES_H_
#define COMPONENTS_SPELLCHECK_COMMON_SPELLCHECK_FEATURES_H_
#include "base/feature_list.h"
#include "build/build_config.h"
#include "components/spellcheck/spellcheck_buildflags.h"
namespace spellcheck {
#if BUILDFLAG(ENABLE_SPELLCHECK)
bool UseBrowserSpellChecker();
#if BUILDFLAG(IS_WIN)
// Makes UseBrowserSpellChecker() return false in a scope.
//
// The non-browser spell checker (Hunspell) is used when the user hasn't
// installed the required Language Packs in the Windows settings. Disabling the
// browser spell checker allows testing it.
class ScopedDisableBrowserSpellCheckerForTesting {
public:
ScopedDisableBrowserSpellCheckerForTesting();
~ScopedDisableBrowserSpellCheckerForTesting();
private:
const bool previous_value_;
};
// If the kWinDelaySpellcheckServiceInit feature flag is enabled, don't
// initialize the spellcheck dictionaries when the SpellcheckService is
// instantiated. With this flag set: (1) Completing the initialization of the
// spellcheck service is on-demand, invoked by calling
// SpellcheckService::InitializeDictionaries with a callback to indicate when
// the operation completes. (2) The call to create the spellcheck service in
// ChromeBrowserMainParts::PreMainMessageLoopRunImpl will be skipped. Chromium
// will still by default instantiate the spellcheck service on startup for
// custom dictionary synchronization, but will not load Windows spellcheck
// dictionaries. The command line for launching the browser with Windows hybrid
// spellchecking enabled but no initialization of the spellcheck service is:
// chrome
// --enable-features=WinDelaySpellcheckServiceInit
// and if instantiation of the spellcheck service needs to be completely
// disabled:
// chrome
// --enable-features=WinDelaySpellcheckServiceInit
// --disable-sync-types="Dictionary"
BASE_DECLARE_FEATURE(kWinDelaySpellcheckServiceInit);
#endif // BUILDFLAG(IS_WIN)
#if BUILDFLAG(IS_ANDROID)
bool IsAndroidSpellCheckFeatureEnabled();
BASE_DECLARE_FEATURE(kAndroidGrammarCheck);
#endif // BUILDFLAG(IS_ANDROID)
#endif // BUILDFLAG(ENABLE_SPELLCHECK)
} // namespace spellcheck
#endif // COMPONENTS_SPELLCHECK_COMMON_SPELLCHECK_FEATURES_H_
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