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Fix Snackbar position when keyboard is visible #1865

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Fix Snackbar position when keyboard is visible #1865

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563e1d1
Implement Snackbar custom Padding when keyboard appears
henni99 Apr 14, 2025
bf2e95b
Apply Spotless Lint Rule
henni99 Apr 14, 2025
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31 changes: 30 additions & 1 deletion app/src/main/kotlin/com/google/samples/apps/nowinandroid/ui/NiaApp.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -18,10 +18,13 @@ package com.google.samples.apps.nowinandroid.ui

import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.PaddingValues
import androidx.compose.foundation.layout.WindowInsets
import androidx.compose.foundation.layout.WindowInsetsSides
import androidx.compose.foundation.layout.consumeWindowInsets
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.layout.imePadding
import androidx.compose.foundation.layout.navigationBars
import androidx.compose.foundation.layout.only
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.layout.safeDrawing
Expand All @@ -42,6 +45,7 @@ import androidx.compose.material3.adaptive.currentWindowAdaptiveInfo
import androidx.compose.runtime.Composable
import androidx.compose.runtime.LaunchedEffect
import androidx.compose.runtime.getValue
import androidx.compose.runtime.mutableIntStateOf
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.runtime.saveable.rememberSaveable
Expand All @@ -52,6 +56,10 @@ import androidx.compose.ui.composed
import androidx.compose.ui.draw.drawWithContent
import androidx.compose.ui.geometry.Offset
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.layout.findRootCoordinates
import androidx.compose.ui.layout.onGloballyPositioned
import androidx.compose.ui.layout.positionInWindow
import androidx.compose.ui.platform.LocalDensity
import androidx.compose.ui.platform.testTag
import androidx.compose.ui.res.stringResource
import androidx.compose.ui.semantics.semantics
Expand Down Expand Up @@ -185,7 +193,8 @@ internal fun NiaApp(
snackbarHost = {
SnackbarHost(
snackbarHostState,
modifier = Modifier.windowInsetsPadding(WindowInsets.safeDrawing),
modifier = Modifier
.refinedImePadding(),
)
},
) { padding ->
Expand Down Expand Up @@ -276,3 +285,23 @@ private fun NavDestination?.isRouteInHierarchy(route: KClass<*>) =
this?.hierarchy?.any {
it.hasRoute(route)
} ?: false

fun Modifier.refinedImePadding() = composed {
var consumePadding by remember { mutableIntStateOf(0) }

val density = LocalDensity.current
val navigationBars = WindowInsets.navigationBars

onGloballyPositioned { coordinates ->
consumePadding = coordinates.findRootCoordinates().size.height -
(coordinates.positionInWindow().y + coordinates.size.height).toInt()
}
.consumeWindowInsets(
PaddingValues(
bottom = with(LocalDensity.current) {
maxOf(0.dp, (consumePadding - navigationBars.getBottom(density)).toDp())
},
),
)
.imePadding()
}