| // Copyright 2014 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 UI_WM_CORE_NESTED_ACCELERATOR_DELEGATE_H_ |
| #define UI_WM_CORE_NESTED_ACCELERATOR_DELEGATE_H_ |
| |
| namespace ui { |
| class Accelerator; |
| } |
| |
| namespace wm { |
| |
| // A delegate interface that implements the behavior of nested accelerator |
| // handling. |
| class NestedAcceleratorDelegate { |
| public: |
| enum Result { |
| RESULT_PROCESSED, |
| RESULT_NOT_PROCESSED, |
| // The key event should be ignored now and instead be reposted so that |
| // next event loop. |
| RESULT_PROCESS_LATER, |
| }; |
| |
| virtual ~NestedAcceleratorDelegate() {} |
| |
| // Attempts to process the |accelerator|. |
| virtual Result ProcessAccelerator(const ui::Accelerator& accelerator) = 0; |
| }; |
| |
| } // namespace wm |
| |
| #endif // UI_WM_CORE_NESTED_ACCELERATOR_DELEGATE_H_ |