blob: 232b074a97f116f9db7c7c02ed75cdf4d7fd4096 [file] [log] [blame]
// Copyright (c) 2012 The Chromium 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 <memory>
#include <string>
#include <vector>
#include "base/strings/string16.h"
#include "base/strings/utf_string_conversions.h"
#include "components/spellcheck/common/spellcheck_common.h"
#include "components/spellcheck/renderer/spelling_engine.h"
class Hunspell;
namespace base {
class MemoryMappedFile;
class HunspellEngine : public SpellingEngine {
explicit HunspellEngine(
service_manager::LocalInterfaceProvider* embedder_provider);
~HunspellEngine() override;
void Init(base::File file) override;
bool InitializeIfNeeded() override;
bool IsEnabled() override;
bool CheckSpelling(const base::string16& word_to_check, int tag) override;
void FillSuggestionList(
const base::string16& wrong_word,
std::vector<base::string16>* optional_suggestions) override;
// Initializes the Hunspell dictionary, or does nothing if |hunspell_| is
// non-null. This blocks.
void InitializeHunspell();
// We memory-map the BDict file.
std::unique_ptr<base::MemoryMappedFile> bdict_file_;
// The hunspell dictionary in use.
std::unique_ptr<Hunspell> hunspell_;
base::File file_;
// This flag is true if hunspell is enabled.
bool hunspell_enabled_;
// This flag is true if we have been initialized.
// The value indicates whether we should request a
// dictionary from the browser when the render view asks us to check the
// spelling of a word.
bool initialized_;
// This flag is true if we have requested dictionary.
bool dictionary_requested_;
service_manager::LocalInterfaceProvider* embedder_provider_;