| // Copyright 2021 The Fuchsia 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 SRC_UI_SCENIC_LIB_INPUT_CONSTANTS_H_ |
| #define SRC_UI_SCENIC_LIB_INPUT_CONSTANTS_H_ |
| |
| #include <lib/fit/function.h> |
| #include <zircon/types.h> |
| |
| namespace scenic_impl::input { |
| |
| // RequestFocusFunc should attempt to move focus to the passed in zx_koid_t. |
| // If the passed in koid is ZX_KOID_INVALID, then focus should be moved to |
| // the current root of the focus chain. If there is no root, then the call should |
| // silently fail. |
| using RequestFocusFunc = fit::function<void(zx_koid_t)>; |
| |
| } // namespace scenic_impl::input |
| |
| #endif // SRC_UI_SCENIC_LIB_INPUT_CONSTANTS_H_ |
