// 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_WINDOWS_KEYBOARD_HOOK_HANDLER_H_ #define FLUTTER_SHELL_PLATFORM_WINDOWS_KEYBOARD_HOOK_HANDLER_H_ #include "flutter/shell/platform/windows/public/flutter_windows.h" #include namespace flutter { class FlutterWindowsView; // Abstract class for handling keyboard input events. class KeyboardHookHandler { public: virtual ~KeyboardHookHandler() = default; // A function for hooking into keyboard input. virtual void KeyboardHook(FlutterWindowsView* view, int key, int scancode, int action, char32_t character) = 0; // A function for hooking into Unicode text input. virtual void TextHook(FlutterWindowsView* view, const std::u16string& text) = 0; }; } // namespace flutter #endif // FLUTTER_SHELL_PLATFORM_WINDOWS_KEYBOARD_HOOK_HANDLER_H_