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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef UI_EVENTS_BASE_EVENT_UTILS_H_ | 5 #ifndef UI_EVENTS_BASE_EVENT_UTILS_H_ |
| 6 #define UI_EVENTS_BASE_EVENT_UTILS_H_ | 6 #define UI_EVENTS_BASE_EVENT_UTILS_H_ |
| 7 | 7 |
| 8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
| 9 #include "ui/events/events_base_export.h" | 9 #include "ui/events/events_base_export.h" |
| 10 | 10 |
| 11 // Common functions to be used for all platforms. | 11 // Common functions to be used for all platforms. |
| 12 namespace ui { | 12 namespace ui { |
| 13 | 13 |
| 14 // Generate an unique identifier for events. | 14 // Generate an unique identifier for events. |
| 15 EVENTS_BASE_EXPORT uint32 GetNextTouchEventId(); | 15 EVENTS_BASE_EXPORT uint32 GetNextTouchEventId(); |
| 16 | 16 |
| 17 // Checks if |flags| contains system key modifiers. |
| 18 EVENTS_BASE_EXPORT bool IsSystemKeyModifier(int flags); |
| 19 |
| 17 } // namespace ui | 20 } // namespace ui |
| 18 | 21 |
| 19 #endif // UI_EVENTS_BASE_EVENT_UTILS_H_ | 22 #endif // UI_EVENTS_BASE_EVENT_UTILS_H_ |
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