Getting Started with Jetpack Compose in 2025 > 자유게시판

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Jetpack Compose has revolutionized Android UI development with its declarative approach. Unlike the traditional View system, Compose allows developers to build UI components using Kotlin functions. The key concepts include composable functions, state management, and reactive UI updates. To get started, add the Compose dependencies to your build.gradle file. The minimum SDK requirement is API 21. Create your first composable by annotating a function with @Composable. Use Column, Row, and Box for layouts instead of LinearLayout and RelativeLayout. Manage state with remember, mutableStateOf, and StateFlow. Handle user input with TextField, Button, and Clickable modifiers. Compose seamlessly integrates with existing View-based apps through AndroidView and ComposeView. Learn about modifiers for and positioning. Master recomposition to avoid unnecessary UI updates. Use LazyColumn and LazyRow for efficient lists. Implement navigation with the Navigation Compose library. Preview composables in Android Studio for rapid iteration. Theme your app with Material3 components. With Google's continued investment in Compose, it's becoming the standard for Android UI development.