| // 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_FML_TASK_SOURCE_GRADE_H_ | |
| #define FLUTTER_FML_TASK_SOURCE_GRADE_H_ | |
| namespace fml { | |
| /** | |
| * Categories of work dispatched to `MessageLoopTaskQueues` dispatcher. By | |
| * specifying the `TaskSourceGrade`, you indicate the task's importance to the | |
| * dispatcher. | |
| */ | |
| enum class TaskSourceGrade { | |
| /// This `TaskSourceGrade` indicates that a task is critical to user | |
| /// interaction. | |
| kUserInteraction, | |
| /// This `TaskSourceGrade` indicates that a task corresponds to servicing a | |
| /// dart event loop task. These aren't critical to user interaction. | |
| kDartEventLoop, | |
| /// The absence of a specialized `TaskSourceGrade`. | |
| kUnspecified, | |
| }; | |
| } // namespace fml | |
| #endif // FLUTTER_FML_TASK_SOURCE_GRADE_H_ |