[Remoting Host] Handle text event characters that are not presented on the keyboard

remoting/host/linux/x_server_keyboard_interface.h

+// Copyright 2016 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 REMOTING_HOST_LINUX_X_SERVER_KEYBOARD_INTERFACE_H_
+#define REMOTING_HOST_LINUX_X_SERVER_KEYBOARD_INTERFACE_H_
+
+#include <X11/Xlib.h>
+
+#include "base/macros.h"
+#include "remoting/host/linux/keyboard_interface.h"
+
+namespace remoting {
+
+class XServerKeyboardInterface : public KeyboardInterface {

[Sergey Ulanov, 2016/09/21 19:59:24]

This is not interface, so it shouldn't have Interface suffix. X11KeyboardImpl?

[Yuwei, 2016/09/23 01:40:38]

Done.

+ public:
+  XServerKeyboardInterface(Display* display);
+  ~XServerKeyboardInterface() override;
+
+  // KeyboardInterface overrides.
+  std::vector<uint32_t> GetUnusedKeycodes() override;
+
+  void PressKey(uint32_t keycode, uint32_t modifiers) override;
+
+  bool FindKeycode(uint32_t code_point,
+                   uint32_t* keycode,
+                   uint32_t* modifiers) override;
+
+  bool ChangeKeyMapping(uint32_t keycode,
+                        uint32_t lower_case_code_point,
+                        uint32_t upper_case_code_point) override;
+
+  void Flush() override;
+
+  void Sync() override;
+
+ private:
+  // X11 graphics context.
+  Display* display_;
+
+  DISALLOW_COPY_AND_ASSIGN(XServerKeyboardInterface);
+};
+
+}  // namespace remoting
+
+#endif  // REMOTING_HOST_LINUX_X_SERVER_KEYBOARD_INTERFACE_H_