editor/spellchecker/EditorSpellCheck.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef mozilla_EditorSpellCheck_h
   7 #define mozilla_EditorSpellCheck_h
   8
   9 #include "mozilla/mozSpellChecker.h"  // for mozilla::CheckWordPromise
  10 #include "nsCOMPtr.h"                 // for nsCOMPtr
  11 #include "nsCycleCollectionParticipant.h"
  12 #include "nsIEditorSpellCheck.h"  // for NS_DECL_NSIEDITORSPELLCHECK, etc
  13 #include "nsISupportsImpl.h"
  14 #include "nsString.h"  // for nsString
  15 #include "nsTArray.h"  // for nsTArray
  16 #include "nscore.h"    // for nsresult
  17
  18 class mozSpellChecker;
  19 class nsIEditor;
  20
  21 namespace mozilla {
  22
  23 class DictionaryFetcher;
  24 class EditorBase;
  25
  26 enum dictCompare {
  27   DICT_NORMAL_COMPARE,
  28   DICT_COMPARE_CASE_INSENSITIVE,
  29   DICT_COMPARE_DASHMATCH
  30 };
  31
  32 class EditorSpellCheck final : public nsIEditorSpellCheck {
  33   friend class DictionaryFetcher;
  34
  35  public:
  36   EditorSpellCheck();
  37
  38   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  39   NS_DECL_CYCLE_COLLECTION_CLASS(EditorSpellCheck)
  40
  41   /* Declare all methods in the nsIEditorSpellCheck interface */
  42   NS_DECL_NSIEDITORSPELLCHECK
  43
  44   mozSpellChecker* GetSpellChecker();
  45
  46   /**
  47    * Like CheckCurrentWord, checks the word you give it, returning true via
  48    * promise if it's misspelled.
  49    * This is faster than CheckCurrentWord because it does not compute
  50    * any suggestions.
  51    *
  52    * Watch out: this does not clear any suggestions left over from previous
  53    * calls to CheckCurrentWord, so there may be suggestions, but they will be
  54    * invalid.
  55    */
  56   RefPtr<mozilla::CheckWordPromise> CheckCurrentWordsNoSuggest(
  57       const nsTArray<nsString>& aSuggestedWords);
  58
  59  protected:
  60   virtual ~EditorSpellCheck();
  61
  62   RefPtr<mozSpellChecker> mSpellChecker;
  63   RefPtr<EditorBase> mEditor;
  64
  65   nsTArray<nsString> mSuggestedWordList;
  66
  67   // these are the words in the current personal dictionary,
  68   // GetPersonalDictionary must be called to load them.
  69   nsTArray<nsString> mDictionaryList;
  70
  71   nsCString mPreferredLang;
  72
  73   uint32_t mTxtSrvFilterType;
  74   int32_t mSuggestedWordIndex;
  75   int32_t mDictionaryIndex;
  76   uint32_t mDictionaryFetcherGroup;
  77
  78   bool mUpdateDictionaryRunning;
  79
  80   nsresult DeleteSuggestedWordList();
  81
  82   void BuildDictionaryList(const nsACString& aDictName,
  83                            const nsTArray<nsCString>& aDictList,
  84                            enum dictCompare aCompareType,
  85                            nsTArray<nsCString>& aOutList);
  86
  87   nsresult DictionaryFetched(DictionaryFetcher* aFetchState);
  88
  89   void SetFallbackDictionary(DictionaryFetcher* aFetcher);
  90
  91  public:
  92   void BeginUpdateDictionary() { mUpdateDictionaryRunning = true; }
  93   void EndUpdateDictionary() { mUpdateDictionaryRunning = false; }
  94 };
  95
  96 }  // namespace mozilla
  97
  98 #endif  // mozilla_EditorSpellCheck_h