Topic 15. Building graphical applications with Compose Multiplatform: components, state, and layout

Goal: learn to create desktop forms, hoist state, validate input, and manage lifecycle effects.

Lecture contents

1. Declarative UI and the project — Declarative UI · The project and entry point
2. Composable functions and layout — A composable function and local state · Layout and Modifier
3. State hoisting and lists — State hoisting and input validation · Lists, keys, and cards
4. Material 3 and side effects — Material 3, Scaffold, and dialogs · Side effects and coroutines
5. Resources, theme, and distribution — Resources, theme, and preview · Testing and distribution

Practice and review

• Practice — 3 worked examples with complete code
• Tasks — 30 variants, each with tasks at three difficulty levels
• Summary — conclusions and self-check questions