Jetpack Compose Complete Roadmap 2025
Jetpack Compose Complete Roadmap
1. 🏗️ Compose Basics & Core Concepts
🔹 Understanding Declarative UI
- 🛠️ Imperative vs Declarative programming
- 📱 UI as a function of state
- 🔄 Unidirectional data flow
🔹 Composable Functions
- 🎨
@Composableannotation - 📛 Function naming conventions
- 🔄 Composable lifecycle
- 🔥 Recomposition
- 🚀 Smart recomposition
- 🛑 Skippable recomposition
- 🏗️ Stability
🔹 Basic UI Elements
- 📝 Text, 🔘 Button, 🖼️ Image, ⭐ Icon, ✏️ TextField, 🎨 Surface, 🃏 Card
- ✅ Checkbox, 📻 RadioButton, 🔁 Switch, 🎚️ Slider, 🔄 ProgressIndicator, 🚀 FloatingActionButton
2. 📐 Layout System
🔹 Basic Layouts
- 📏 Column, 📏 Row, 🔲 Box, 🔲 BoxWithConstraints, 🔳 Spacer
🔹 Layout Modifiers
- 📏 Size modifiers (width, height, size)
- 📦 Padding modifiers
- 📏 fillMaxWidth/Height/Size
- ⚖️ Weight, 🔲 aspectRatio, 🏗️ wrapContentSize, 📍 offset, 🖼️ matchParentSize
🔹 Arrangement & Alignment
- ↔️ horizontalArrangement, ↕️ verticalArrangement
- 📍 horizontalAlignment, 📍 verticalAlignment
🔹 ConstraintLayout
- 🏗️ createRefs, 📏 createGuideLines, 🚧 barriers, 🔗 chains
🔹 Custom Layouts
- 🎨 Layout composable, 📏 MeasurePolicy, 🔧 Layout modifiers, 🎭 SubcomposeLayout
3. 🔄 State Management
🔹 Basic State
- 🎭
remember, 📝mutableStateOf, 💾rememberSaveable, 🚀 State hoisting
🔹 Advanced State
- 🏗️ ViewModel integration, 🔄 StateFlow, 🔀 SharedFlow, 🖥️ LiveData integration, 🔥 Compose State
🔹 Side Effects
- 🔄 LaunchedEffect, 🔄 SideEffect, ❌ DisposableEffect, 🎭 rememberCoroutineScope, 🔄 rememberUpdatedState, 📊 derivedStateOf, 🔄 snapshotFlow
🔹 CompositionLocal
- 📍 LocalContext, 📏 LocalDensity, 📲 LocalLifecycleOwner
- 🛠️ Creating custom CompositionLocal, 📤 Providing & 📥 Consuming values
4. 📜 Lists & Grids
🔹 Lazy Components
- 📜 LazyColumn, 📜 LazyRow, 🔲 LazyVerticalGrid, 🔲 LazyHorizontalGrid
- 🔀 LazyVerticalStaggeredGrid, 🔀 LazyHorizontalStaggeredGrid
🔹 List Features
- 📜 items/item, 📌 itemsIndexed, 📦 contentPadding, 🔲 content spacing, 🔄 scroll state, 📌 sticky headers, 🎭 item animations
🔹 Advanced List Features
- 🎨 Custom item layouts, 📥 Pagination, 🔄 Pull to refresh, 📤 Swipe to dismiss, 🎭 Drag and drop, ✅ Item selection, 💾 State restoration
5. 🧭 Navigation
🔹 Navigation Basics
- 🚀 NavController, 🏠 NavHost, 📌 NavGraph, 🗺️ Navigation actions
🔹 Navigation Features
- 📦 Arguments, 🔗 Deep links, 🔄 Back stack handling, 🔄 Result passing
🔹 Advanced Navigation
- 🔗 Nested navigation, 📌 Bottom navigation, 📂 Drawer navigation, 🎭 Navigation animations, 🔄 Shared element transitions, 🧪 Navigation testing
6. 🎨 Theming & Styling
🔹 Material Design
- 🎨 MaterialTheme, 🎨 Colors, 📝 Typography, 🔲 Shapes, 🏗️ Custom themes
🔹 Styling
- 📝 Text styles, 🔲 Shape styles, 🎨 Color styles, 🎭 Custom styles, 🔄 Dynamic theming
🔹 Resources
- 📏 Dimensions, 📝 Strings, 🎨 Colors, 📦 Resource qualification
7. 🎞️ Animation
🔹 Basic Animations
- 🎭 animate*AsState, 🔄 updateTransition, 🎭 animateContentSize, 🔄 Crossfade
🔹 Advanced Animations
- 🔁 InfiniteTransition, 🎭 AnimatedVisibility, 🎭 AnimatedContent, 🔄 rememberInfiniteTransition
🔹 Custom Animations
- 🔧 Animation specs, 🎭 Easing, 🎨 Custom transitions, 🎭 Gesture animations, 🔄 Physics-based animations
8. ✋ Gestures & Input
🔹 Basic Gestures
- 🖱️ clickable, 🖱️ draggable, 🔄 scrollable, 🖱️ transformable
🔹 Advanced Gestures
- 🔗 Combined gestures, 🎭 Custom gestures, ❓ Gesture disambiguation, 🖱️ Pointer input
🔹 Input Handling
- ✍️ Text input, ⌨️ Key events, 🔄 Focus management, 📱 Input methods
9. 🎨 Graphics & Drawing
🔹 Canvas
- 🔲 Basic shapes, 🎭 Paths, ✂️ Clipping, 🔄 Transformations
🔹 Custom Drawing
- 🎭 Custom shapes, 🎨 Gradients, 🕶️ Shadows, 🎭 Filters
🔹 Advanced Graphics
- 🖌️ Shaders, 🎭 Blend modes, 🎨 Image manipulation, 🎭 Custom effects
10. 🧪 Testing
🔹 Unit Testing
- 🧪 Testing composables, 📋 Testing view models, 📌 Testing navigation
🔹 UI Testing
- 🔍 Semantic testing, 🎭 Composition testing, 📸 Screenshot testing
🔹 Integration Testing
- 🔗 End-to-end testing, 🤖 Robot pattern, 📌 Test rules
11. 🚀 Performance
🔹 Optimization
- 📏 Measuring performance, 🔄 Reducing recomposition, 🔧 Memory optimization, 🔲 Layout optimization
🔹 Best Practices
- 📌 Keys in lists, 🔄 State management, 📐 Layout hierarchy, 🖼️ Bitmap handling
12. 🔄 Integration
🔹 View Interop
- 📲 AndroidView, 🔗 ViewCompositionStrategy, 🔧 Custom views
🔹 Libraries
- 🖼️ Coil for images, 🎭 Accompanist, 📌 Navigation libraries, 🎭 Animation libraries
🔹 Architecture Components
- 🏠 Room, ⚙️ WorkManager, 💾 DataStore, 📸 CameraX, 🏗️ Hilt
13. 📏 Advanced Topics
🔹 Accessibility
- 📌 Semantic properties, 🔍 Content description, 📢 Click labels, 🎭 Custom actions
🔹 Window Insets
- 📱 System bars, ⌨️ IME, 📏 Custom insets
🔹 Adaptive Layout
- 📱 Different screen sizes, 🔄 Orientation changes, 📱 Foldables, 📟 Tablets
🔹 Custom Design Systems
- 📦 Component library, 🎨 Theme extension, 🔗 Design tokens, 📖 Documentation
14. 📱 Real World Implementation
🔹 Architecture
- 🎭 MVI, 📌 MVVM, 🏗️ Clean Architecture, 📦 Repository pattern
🔹 Common Patterns
- 🔄 Loading states, ⚠️ Error handling, 🔄 Pagination, 💾 Caching
🔹 App Features
- 🔒 Authentication, 🌐 Network handling, 💾 Data persistence, 🔄 Background tasks
🔹 Release
- 🔧 ProGuard rules, 📦 App bundles, 🚀 Performance monitoring, ⚠️ Crash reporting
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