| /* |
| * Copyright 2020 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package androidx.compose |
| |
| import kotlin.coroutines.CoroutineContext |
| |
| expect interface ChoreographerFrameCallback { |
| fun doFrame(frameTimeNanos: Long) |
| } |
| |
| interface EmbeddingContext { |
| fun isMainThread(): Boolean |
| fun mainThreadCompositionContext(): CoroutineContext |
| fun postOnMainThread(block: () -> Unit) |
| fun postFrameCallback(callback: ChoreographerFrameCallback) |
| fun cancelFrameCallback(callback: ChoreographerFrameCallback) |
| } |
| |
| expect fun EmbeddingContext(): EmbeddingContext |