| // 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 <string> |
| |
| 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_ |