keyboard_hook_handler.h

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// Copyright 2013 The Flutter 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 FLUTTER_SHELL_PLATFORM_GLFW_KEYBOARD_HOOK_HANDLER_H_
#define FLUTTER_SHELL_PLATFORM_GLFW_KEYBOARD_HOOK_HANDLER_H_
 
#include <GLFW/glfw3.h>
 
#include "flutter/shell/platform/glfw/public/flutter_glfw.h"
 
namespace flutter {
 
// Abstract class for handling keyboard input events.
class KeyboardHookHandler {
 public:
  virtual ~KeyboardHookHandler() = default;
 
  // A function for hooking into keyboard input.
  virtual void KeyboardHook(GLFWwindow* window,
                            int key,
                            int scancode,
                            int action,
                            int mods) = 0;
 
  // A function for hooking into unicode code point input.
  virtual void CharHook(GLFWwindow* window, unsigned int code_point) = 0;
};
 
}  // namespace flutter
 
#endif  // FLUTTER_SHELL_PLATFORM_GLFW_KEYBOARD_HOOK_HANDLER_H_