Implement input.ime.sendKeyEvents API.

ui/base/ime/input_method_base.h

 // 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.
 
 #ifndef UI_BASE_IME_INPUT_METHOD_BASE_H_
 #define UI_BASE_IME_INPUT_METHOD_BASE_H_
 
 #include <vector>
 
 #include "base/compiler_specific.h"
@@ skipping 51 matching lines @@
                                          TextInputClient* focused) {}
   virtual void OnDidChangeFocusedClient(TextInputClient* focused_before,
                                         TextInputClient* focused) {}
 
   // IMEInputContextHandlerInterface:
   void CommitText(const std::string& text) override;
   void UpdateCompositionText(const CompositionText& text,
                              uint32_t cursor_pos,
                              bool visible) override;
   void DeleteSurroundingText(int32_t offset, uint32_t length) override;
+  void SendKeyEvent(KeyEvent* event) override;
 
   // Sends a fake key event for IME composing without physical key events.
   // Returns true if the faked key event is stopped propagation.
   bool SendFakeProcessKeyEvent(bool pressed) const;
 
   // Returns true if |client| is currently focused.
   bool IsTextInputClientFocused(const TextInputClient* client);
 
   // Checks if the focused text input client's text input type is
   // TEXT_INPUT_TYPE_NONE. Also returns true if there is no focused text
@@ skipping 13 matching lines @@
   // Convenience method to notify all observers of TextInputClient changes.
   void NotifyTextInputStateChanged(const TextInputClient* client);
 
   // Convenience method to notify all observers of CaretBounds changes on
   // |client| which is the text input client with focus.
   void NotifyTextInputCaretBoundsChanged(const TextInputClient* client);
 
   // Gets the bounds of the composition text or cursor in |client|.
   std::vector<gfx::Rect> GetCompositionBounds(const TextInputClient* client);
 
+  // Indicates whether the IME extension is currently sending a fake key event.
+  // This is used in SendKeyEvent.
+  bool sending_key_event_;
+
  private:
   void SetFocusedTextInputClientInternal(TextInputClient* client);
 
   internal::InputMethodDelegate* delegate_;
   TextInputClient* text_input_client_;
 
   base::ObserverList<InputMethodObserver> observer_list_;
 
   DISALLOW_COPY_AND_ASSIGN(InputMethodBase);
 };
 
 }  // namespace ui
 
 #endif  // UI_BASE_IME_INPUT_METHOD_BASE_H_