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DeviceConfigurationOverride for testing Compose components with an arbitrary WindowInsets value
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| /* | |
| * Copyright 2024 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 | |
| * | |
| * https://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 com.google.samples.apps.nowinandroid.ui | |
| import android.view.WindowInsets | |
| import androidx.compose.runtime.Composable | |
| import androidx.compose.runtime.getValue | |
| import androidx.compose.runtime.rememberUpdatedState | |
| import androidx.compose.ui.platform.AbstractComposeView | |
| import androidx.compose.ui.test.DeviceConfigurationOverride | |
| import androidx.compose.ui.viewinterop.AndroidView | |
| import androidx.core.view.WindowInsetsCompat | |
| import androidx.core.view.children | |
| /** | |
| * A [DeviceConfigurationOverride] that overrides the window insets for the contained content. | |
| */ | |
| fun DeviceConfigurationOverride.Companion.WindowInsets( | |
| windowInsets: WindowInsetsCompat, | |
| ): DeviceConfigurationOverride = DeviceConfigurationOverride { contentUnderTest -> | |
| val currentContentUnderTest by rememberUpdatedState(contentUnderTest) | |
| val currentWindowInsets by rememberUpdatedState(windowInsets) | |
| AndroidView( | |
| factory = { context -> | |
| object : AbstractComposeView(context) { | |
| @Composable | |
| override fun Content() { | |
| currentContentUnderTest() | |
| } | |
| override fun dispatchApplyWindowInsets(insets: WindowInsets): WindowInsets { | |
| children.forEach { | |
| it.dispatchApplyWindowInsets( | |
| WindowInsets(currentWindowInsets.toWindowInsets()), | |
| ) | |
| } | |
| return WindowInsetsCompat.CONSUMED.toWindowInsets()!! | |
| } | |
| /** | |
| * Deprecated, but intercept the `requestApplyInsets` call via the deprecated | |
| * method. | |
| */ | |
| @Deprecated("Deprecated in Java") | |
| override fun requestFitSystemWindows() { | |
| dispatchApplyWindowInsets(WindowInsets(currentWindowInsets.toWindowInsets()!!)) | |
| } | |
| } | |
| }, | |
| update = { with(currentWindowInsets) { it.requestApplyInsets() } }, | |
| ) | |
| } |
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