chrome/browser/chromeos/extensions/input_method_api.h

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_CHROMEOS_EXTENSIONS_INPUT_METHOD_API_H_
   6 #define CHROME_BROWSER_CHROMEOS_EXTENSIONS_INPUT_METHOD_API_H_
   7
   8 #include "base/compiler_specific.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "extensions/browser/browser_context_keyed_api_factory.h"
  11 #include "extensions/browser/event_router.h"
  12 #include "extensions/browser/extension_function.h"
  13
  14 namespace chromeos {
  15 class ExtensionInputMethodEventRouter;
  16 }
  17
  18 namespace extensions {
  19
  20 // Implements the inputMethodPrivate.getInputMethodConfig  method.
  21 class GetInputMethodConfigFunction : public UIThreadExtensionFunction {
  22  public:
  23   GetInputMethodConfigFunction() {}
  24
  25  protected:
  26   ~GetInputMethodConfigFunction() override {}
  27
  28   ResponseAction Run() override;
  29
  30  private:
  31   DECLARE_EXTENSION_FUNCTION("inputMethodPrivate.getInputMethodConfig",
  32                              INPUTMETHODPRIVATE_GETINPUTMETHODCONFIG)
  33   DISALLOW_COPY_AND_ASSIGN(GetInputMethodConfigFunction);
  34 };
  35
  36 // Implements the inputMethodPrivate.getCurrentInputMethod method.
  37 class GetCurrentInputMethodFunction : public UIThreadExtensionFunction {
  38  public:
  39   GetCurrentInputMethodFunction() {}
  40
  41  protected:
  42   ~GetCurrentInputMethodFunction() override {}
  43
  44   ResponseAction Run() override;
  45
  46  private:
  47   DECLARE_EXTENSION_FUNCTION("inputMethodPrivate.getCurrentInputMethod",
  48                              INPUTMETHODPRIVATE_GETCURRENTINPUTMETHOD)
  49   DISALLOW_COPY_AND_ASSIGN(GetCurrentInputMethodFunction);
  50 };
  51
  52 // Implements the inputMethodPrivate.setCurrentInputMethod method.
  53 class SetCurrentInputMethodFunction : public UIThreadExtensionFunction {
  54  public:
  55   SetCurrentInputMethodFunction() {}
  56
  57  protected:
  58   ~SetCurrentInputMethodFunction() override {}
  59
  60   ResponseAction Run() override;
  61
  62  private:
  63   DECLARE_EXTENSION_FUNCTION("inputMethodPrivate.setCurrentInputMethod",
  64                              INPUTMETHODPRIVATE_SETCURRENTINPUTMETHOD)
  65   DISALLOW_COPY_AND_ASSIGN(SetCurrentInputMethodFunction);
  66 };
  67
  68 // Implements the inputMethodPrivate.getInputMethods method.
  69 class GetInputMethodsFunction : public UIThreadExtensionFunction {
  70  public:
  71   GetInputMethodsFunction() {}
  72
  73  protected:
  74   ~GetInputMethodsFunction() override {}
  75
  76   ResponseAction Run() override;
  77
  78  private:
  79   DECLARE_EXTENSION_FUNCTION("inputMethodPrivate.getInputMethods",
  80                              INPUTMETHODPRIVATE_GETINPUTMETHODS)
  81   DISALLOW_COPY_AND_ASSIGN(GetInputMethodsFunction);
  82 };
  83
  84 // Implements the inputMethodPrivate.fetchAllDictionaryWords method.
  85 class FetchAllDictionaryWordsFunction : public UIThreadExtensionFunction {
  86  public:
  87   FetchAllDictionaryWordsFunction() {}
  88
  89  protected:
  90   ~FetchAllDictionaryWordsFunction() override {}
  91
  92   ResponseAction Run() override;
  93
  94  private:
  95   DECLARE_EXTENSION_FUNCTION("inputMethodPrivate.fetchAllDictionaryWords",
  96                              INPUTMETHODPRIVATE_FETCHALLDICTIONARYWORDS)
  97   DISALLOW_COPY_AND_ASSIGN(FetchAllDictionaryWordsFunction);
  98 };
  99
 100 // Implements the inputMethodPrivate.addWordToDictionary method.
 101 class AddWordToDictionaryFunction : public UIThreadExtensionFunction {
 102  public:
 103   AddWordToDictionaryFunction() {}
 104
 105  protected:
 106   ~AddWordToDictionaryFunction() override {}
 107
 108   ResponseAction Run() override;
 109
 110  private:
 111   DECLARE_EXTENSION_FUNCTION("inputMethodPrivate.addWordToDictionary",
 112                              INPUTMETHODPRIVATE_ADDWORDTODICTIONARY)
 113   DISALLOW_COPY_AND_ASSIGN(AddWordToDictionaryFunction);
 114 };
 115
 116 class InputMethodAPI : public BrowserContextKeyedAPI,
 117                        public extensions::EventRouter::Observer {
 118  public:
 119   static const char kOnInputMethodChanged[];
 120
 121   explicit InputMethodAPI(content::BrowserContext* context);
 122   ~InputMethodAPI() override;
 123
 124   // Returns input method name for the given XKB (X keyboard extensions in X
 125   // Window System) id.
 126   static std::string GetInputMethodForXkb(const std::string& xkb_id);
 127
 128   // BrowserContextKeyedAPI implementation.
 129   static BrowserContextKeyedAPIFactory<InputMethodAPI>* GetFactoryInstance();
 130
 131   // BrowserContextKeyedAPI implementation.
 132   void Shutdown() override;
 133
 134   // EventRouter::Observer implementation.
 135   void OnListenerAdded(const extensions::EventListenerInfo& details) override;
 136
 137  private:
 138   friend class BrowserContextKeyedAPIFactory<InputMethodAPI>;
 139
 140   // BrowserContextKeyedAPI implementation.
 141   static const char* service_name() {
 142     return "InputMethodAPI";
 143   }
 144   static const bool kServiceIsNULLWhileTesting = true;
 145
 146   content::BrowserContext* const context_;
 147
 148   // Created lazily upon OnListenerAdded.
 149   scoped_ptr<chromeos::ExtensionInputMethodEventRouter>
 150       input_method_event_router_;
 151
 152   DISALLOW_COPY_AND_ASSIGN(InputMethodAPI);
 153 };
 154
 155 }  // namespace extensions
 156
 157 #endif  // CHROME_BROWSER_CHROMEOS_EXTENSIONS_INPUT_METHOD_API_H_