android-jetpack-compose-list

How to create GridView using Jetpack Compose

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With 1.x.y the LazyVerticalGrid composable provides experimental support for displaying items in a grid. val numbers = (0..20).toList() LazyVerticalGrid( columns = GridCells.Fixed(4) ) { items(numbers.size) { Column(horizontalAlignment = Alignment.CenterHorizontally) { Text(text = “Number”) Text(text = ” $it”,) } } } The columns = GridCells.Fixed(4) would mean that there are 4 columns 1/4 of the parent … Read more

What is the ItemDecoration for Jetpack Compose LazyColumn?

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You can use the verticalArrangement parameter to add a spacing between each item using Arrangement.spacedBy(). Something like: LazyColumn( verticalArrangement = Arrangement.spacedBy(8.dp), ) { // … } The example below adds 8.dp of space in-between each item Before and after: If you want to add padding around the edges of the content you can use the … Read more

Jetpack Compose LazyColumn programmatically scroll to Item

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The LazyListState supports the scroll position via the scrollToItem() function, which ‘immediately’ snaps the scroll position, animateScrollToItem() which scrolls using an animation Something like: val listState = rememberLazyListState() // Remember a CoroutineScope to be able to launch val coroutineScope = rememberCoroutineScope() LazyColumn(state = listState) { // … } Button ( onClick = { coroutineScope.launch { … Read more

How to add dividers between items in a LazyColumn Jetpack Compose?

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Currently there is no built–in way to add dividers. However, you can just add a Divider in the LazyListScope. Something like: LazyColumn( verticalArrangement = Arrangement.spacedBy(12.dp), ) { items(itemsList){ Text(“Item at $it”) Divider(color = Color.Black) } } If you do not want the last item to be followed by a Divider, you can add dividers to … Read more