Compose Contract For Free

Recomposition is when Jetpack Compose re-executes the composables that may have changed in response to state changes, and then updates the Composition to reflect any changes. A Composition can only be produced by an initial composition and updated by recomposition.

In compose, we have a similar function called BackHandler. It, basically, is a composable which takes a lambda which is called when the back press is handled. The BackHandler composable uses the OnBackPressedCallback internally.

In compose, we have a similar function called BackHandler. It, basically, is a composable which takes a lambda which is called when the back press is handled. The BackHandler composable uses the OnBackPressedCallback internally.

How to name Composables. This rule should be introduced only if you're going to have more than 1 file for your Composables per screen. In another case only 1 top-level Composable like ScreenOne can be public and other ones can be private inside the file. Easy!

Recomposition is when Jetpack Compose re-executes the composables that may have changed in response to state changes, and then updates the Composition to reflect any changes. A Composition can only be produced by an initial composition and updated by recomposition.

Recomposition is the process of calling your composable functions again when inputs change. This happens when the function's inputs change. When Compose recomposes based on new inputs, it only calls the functions or lambdas that might have changed, and skips the rest.

ViewModel() returns an existing ViewModel or creates a new one in the given scope. The ViewModel is retained as long as the scope is alive. For example, if the composable is used in an activity, viewModel() returns the same instance until the activity is finished or the process is killed.