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Merge pull request #451 from android/mlykotom/compose-perf-main
Code for Compose Performance Codelab
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‎PerformanceCodelab/.gitignore

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*.iml
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.gradle
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local.properties
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.idea/*
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!.idea/copyright
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# Keep the code styles.
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!/.idea/codeStyles
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/.idea/codeStyles/*
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!/.idea/codeStyles/Project.xml
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!/.idea/codeStyles/codeStyleConfig.xml
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.DS_Store
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/build
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/captures
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.externalNativeBuild
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.cxx

‎PerformanceCodelab/README.md

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# Performance with Jetpack Compose Codelab
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The folder contains the source code for the Performance with Jetpack Compose codelab.
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## Formatting
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To run spotless use the following command
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```
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./gradlew spotlessApply
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```
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## License
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```
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Copyright 2024 The Android Open Source Project
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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https://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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```

‎PerformanceCodelab/app/.gitignore

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/build

‎PerformanceCodelab/app/build.gradle.kts

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/*
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* Copyright 2024 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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plugins {
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alias(libs.plugins.com.android.application)
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alias(libs.plugins.org.jetbrains.kotlin.android)
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alias(libs.plugins.androidx.baselineprofile)
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alias(libs.plugins.compose)
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}
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android {
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namespace = "com.compose.performance"
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compileSdk = 34
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defaultConfig {
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applicationId = "com.compose.performance"
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minSdk = 21
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targetSdk = 34
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versionCode = 1
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versionName = "1.0"
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testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
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vectorDrawables {
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useSupportLibrary = true
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}
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}
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buildTypes {
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release {
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isMinifyEnabled = true
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isProfileable = true
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isShrinkResources = true
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proguardFiles(
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getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro"
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)
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}
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}
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compileOptions {
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sourceCompatibility = JavaVersion.VERSION_17
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targetCompatibility = JavaVersion.VERSION_17
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isCoreLibraryDesugaringEnabled = true
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}
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kotlinOptions {
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jvmTarget = JavaVersion.VERSION_17.toString()
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}
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buildFeatures {
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compose = true
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}
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packaging {
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resources {
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excludes += "/META-INF/{AL2.0,LGPL2.1}"
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}
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}
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}
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composeCompiler {
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// This settings enables strong-skipping mode for all module in this project.
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// As an effect, Compose can skip a composable even if it's unstable by comparing it's instance equality (===).
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// TODO Codelab task: Enable Strong Skipping Mode
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enableStrongSkippingMode = false
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// TODO Codelab task: Enable Stability Configuration file
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}
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dependencies {
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coreLibraryDesugaring(libs.desugar.jdk.libs)
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implementation(libs.kotlinx.datetime)
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implementation(libs.core.ktx)
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implementation(libs.lifecycle.runtime.ktx)
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implementation(libs.activity.compose)
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implementation(platform(libs.compose.bom))
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implementation(libs.ui)
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implementation(libs.ui.graphics)
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implementation(libs.ui.tooling.preview)
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implementation(libs.material3)
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implementation(libs.androidx.material.icons.core)
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implementation(libs.androidx.lifecycle.viewmodel.compose)
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implementation(libs.profileinstaller)
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implementation(libs.androidx.tracing.ktx)
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// TODO Codelab task: Add androidx.runtime-tracing dependency to enable Composition Tracing
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implementation(libs.coil.compose)
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implementation(libs.androidx.media3.exoplayer)
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implementation(libs.androidx.media3.ui)
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baselineProfile(project(":measure"))
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testImplementation(libs.junit)
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androidTestImplementation(libs.androidx.test.ext.junit)
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androidTestImplementation(libs.espresso.core)
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androidTestImplementation(platform(libs.compose.bom))
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androidTestImplementation(libs.ui.test.junit4)
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debugImplementation(libs.ui.tooling)
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debugImplementation(libs.ui.test.manifest)
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}

‎PerformanceCodelab/app/proguard-rules.pro

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# Add project specific ProGuard rules here.
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# You can control the set of applied configuration files using the
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# proguardFiles setting in build.gradle.
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#
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# For more details, see
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# http://developer.android.com/guide/developing/tools/proguard.html
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# If your project uses WebView with JS, uncomment the following
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# and specify the fully qualified class name to the JavaScript interface
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# class:
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#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
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# public *;
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#}
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# Uncomment this to preserve the line number information for
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# debugging stack traces.
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#-keepattributes SourceFile,LineNumberTable
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# If you keep the line number information, uncomment this to
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# hide the original source file name.
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#-renamesourcefileattribute SourceFile
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# Please add these rules to your existing keep rules in order to suppress warnings.
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# This is generated automatically by the Android Gradle plugin.
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-dontwarn kotlinx.serialization.KSerializer
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-dontwarn kotlinx.serialization.Serializable
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-dontobfuscate

‎PerformanceCodelab/app/src/main/AndroidManifest.xml

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<?xml version="1.0" encoding="utf-8"?>
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:tools="http://schemas.android.com/tools">
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<uses-permission android:name="android.permission.INTERNET" />
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<application
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android:allowBackup="true"
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android:icon="@mipmap/ic_launcher"
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android:label="@string/app_name"
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android:roundIcon="@mipmap/ic_launcher_round"
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android:supportsRtl="true"
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android:theme="@style/Theme.ComposePerformance"
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tools:targetApi="31">
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<activity
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android:name="com.compose.performance.MainActivity"
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android:exported="true"
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android:theme="@style/Theme.ComposePerformance">
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<intent-filter>
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<action android:name="android.intent.action.MAIN" />
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<category android:name="android.intent.category.LAUNCHER" />
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</intent-filter>
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</activity>
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</application>
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</manifest>

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