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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef UI_WM_CORE_ACCELERATOR_DELEGATE_H_
      6 #define UI_WM_CORE_ACCELERATOR_DELEGATE_H_
      7 
      8 namespace ui {
      9 class Accelerator;
     10 class KeyEvent;
     11 }
     12 
     13 namespace wm {
     14 
     15 class AcceleratorDelegate {
     16  public:
     17   virtual ~AcceleratorDelegate() {}
     18 
     19   // Type of keys that triggers accelerators.
     20   enum KeyType {
     21     KEY_TYPE_SYSTEM,
     22     KEY_TYPE_OTHER,
     23   };
     24 
     25   // Return true if the |accelerator| has been processed.
     26   virtual bool ProcessAccelerator(const ui::KeyEvent& event,
     27                                   const ui::Accelerator& accelerator,
     28                                   KeyType key_type) = 0;
     29 };
     30 
     31 }  // namespace wm
     32 
     33 #endif  // UI_WM_CORE_ACCELERATOR_DELEGATE_H_
     34