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Animated scroll to top from hme bottom bar.

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This commit is contained in:
Thomas Andres Gomez 2023-11-21 11:15:05 +01:00
parent 30b3de2681
commit 7de925a431
1 changed files with 23 additions and 3 deletions
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26
app/src/main/java/com/pixelized/rplexicon/ui/navigation/HomeNavHost.kt
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@ -15,7 +15,10 @@ import androidx.compose.material3.TopAppBar
import androidx.compose.runtime.Composable import androidx.compose.runtime.Composable
import androidx.compose.runtime.CompositionLocalProvider import androidx.compose.runtime.CompositionLocalProvider
import androidx.compose.runtime.Stable import androidx.compose.runtime.Stable
import androidx.compose.runtime.derivedStateOf
import androidx.compose.runtime.getValue
import androidx.compose.runtime.remember import androidx.compose.runtime.remember
import androidx.compose.runtime.rememberCoroutineScope
import androidx.compose.runtime.staticCompositionLocalOf import androidx.compose.runtime.staticCompositionLocalOf
import androidx.compose.ui.Modifier import androidx.compose.ui.Modifier
import androidx.compose.ui.draw.shadow import androidx.compose.ui.draw.shadow
@ -39,6 +42,7 @@ import com.pixelized.rplexicon.ui.navigation.pages.composableQuests
import com.pixelized.rplexicon.ui.navigation.pages.navigateToLexicon import com.pixelized.rplexicon.ui.navigation.pages.navigateToLexicon
import com.pixelized.rplexicon.ui.navigation.pages.navigateToLocation import com.pixelized.rplexicon.ui.navigation.pages.navigateToLocation
import com.pixelized.rplexicon.ui.navigation.pages.navigateToQuestList import com.pixelized.rplexicon.ui.navigation.pages.navigateToQuestList
import kotlinx.coroutines.launch
val LocalPageNavHost = staticCompositionLocalOf<NavHostController> { val LocalPageNavHost = staticCompositionLocalOf<NavHostController> {
error("LocalScreenNavHost not ready") error("LocalScreenNavHost not ready")
@ -54,6 +58,7 @@ fun HomeNavHost(
questListState: LazyListState, questListState: LazyListState,
locationListState: LazyListState, locationListState: LazyListState,
) { ) {
val scope = rememberCoroutineScope()
CompositionLocalProvider( CompositionLocalProvider(
LocalSnack provides remember { SnackbarHostState() }, LocalSnack provides remember { SnackbarHostState() },
) { ) {
@ -78,11 +83,26 @@ fun HomeNavHost(
containerColor = MaterialTheme.colorScheme.surface, containerColor = MaterialTheme.colorScheme.surface,
tonalElevation = 0.dp, tonalElevation = 0.dp,
) { ) {
bottomBarItems.forEach { item -> bottomBarItems.forEachIndexed { index, item ->
val selected by remember {
derivedStateOf {
item.route == backStackEntry.value?.destination?.route
}
}
NavigationBarItem( NavigationBarItem(
selected = item.route == backStackEntry.value?.destination?.route, selected = selected,
onClick = { onClick = {
item.onClick.invoke() if (selected) {
scope.launch {
when (index) {
0 -> lexiconListState.animateScrollToItem(index = 0)
1 -> questListState.animateScrollToItem(index = 0)
2 -> locationListState.animateScrollToItem(index = 0)
}
}
} else {
item.onClick.invoke()
}
}, },
label = { label = {
Text( Text(