Created
November 16, 2021 16:59
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Add click debouncing logic to Jetpack Compose
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| /** | |
| * Wraps an [onClick] lambda with another one that supports debouncing. The default deboucing time | |
| * is 1000ms. | |
| * | |
| * @return debounced onClick | |
| */ | |
| @Composable | |
| inline fun debounced(crossinline onClick: () -> Unit, debounceTime: Long = 1000L): () -> Unit { | |
| var lastTimeClicked by remember { mutableStateOf(0L) } | |
| val onClickLambda: () -> Unit = { | |
| val now = SystemClock.uptimeMillis() | |
| if (now - lastTimeClicked > debounceTime) { | |
| onClick() | |
| } | |
| lastTimeClicked = now | |
| } | |
| return onClickLambda | |
| } | |
| /** | |
| * The same as [Modifier.clickable] with support to debouncing. | |
| */ | |
| fun Modifier.debouncedClickable( | |
| debounceTime: Long = 1000L, | |
| onClick: () -> Unit | |
| ): Modifier { | |
| return this.composed { | |
| val clickable = debounced(debounceTime = debounceTime, onClick = { onClick() }) | |
| this.clickable { clickable() } | |
| } | |
| } |
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