ui/base/ime/input_method_mac.h

   1 // Copyright 2014 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 UI_BASE_IME_INPUT_METHOD_MAC_H_
   6 #define UI_BASE_IME_INPUT_METHOD_MAC_H_
   7
   8 #include "ui/base/ime/input_method_base.h"
   9
  10 namespace ui {
  11
  12 // A ui::InputMethod implementation for Mac.
  13 // On the Mac, key events don't pass through InputMethod.
  14 // Instead, NSTextInputClient calls are bridged to the currently focused
  15 // ui::TextInputClient object.
  16 class UI_BASE_IME_EXPORT InputMethodMac : public InputMethodBase {
  17  public:
  18   explicit InputMethodMac(internal::InputMethodDelegate* delegate);
  19   ~InputMethodMac() override;
  20
  21   // Overriden from InputMethod.
  22   bool OnUntranslatedIMEMessage(const base::NativeEvent& event,
  23                                 NativeEventResult* result) override;
  24   bool DispatchKeyEvent(const ui::KeyEvent& event) override;
  25   void OnCaretBoundsChanged(const TextInputClient* client) override;
  26   void CancelComposition(const TextInputClient* client) override;
  27   void OnInputLocaleChanged() override;
  28   std::string GetInputLocale() override;
  29   bool IsCandidatePopupOpen() const override;
  30
  31  private:
  32   DISALLOW_COPY_AND_ASSIGN(InputMethodMac);
  33 };
  34
  35 }  // namespace ui
  36
  37 #endif  // UI_BASE_IME_INPUT_METHOD_MAC_H_