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feat(ui): add automatic tablet UI scaling with density adaptation #3793

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Merged
nyxiereal merged 2 commits into from
Jun 1, 2026
Merged

feat(ui): add automatic tablet UI scaling with density adaptation #3793

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88a0435
feat(ui): add automatic tablet UI scaling with density adaptation
kairosci May 23, 2026
1a2d167
fix(ui): use container width for tablet detection to support multi-wi…
kairosci May 25, 2026
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1 change: 1 addition & 0 deletions app/src/main/AndroidManifest.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -57,6 +57,7 @@
android:name=".MainActivity"
android:exported="true"
android:launchMode="singleTask"
android:resizeableActivity="true"
android:theme="@style/Theme.Metrolist"
android:windowSoftInputMode="adjustResize">
<intent-filter>
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26 changes: 25 additions & 1 deletion app/src/main/kotlin/com/metrolist/music/MainActivity.kt
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Expand Up @@ -85,13 +85,15 @@ import androidx.compose.ui.graphics.Color
import androidx.compose.ui.graphics.graphicsLayer
import androidx.compose.ui.graphics.toArgb
import androidx.compose.ui.input.nestedscroll.nestedScroll
import androidx.compose.ui.platform.LocalConfiguration
import androidx.compose.ui.platform.LocalDensity
import androidx.compose.ui.platform.LocalFocusManager
import androidx.compose.ui.platform.LocalWindowInfo
import androidx.compose.ui.res.painterResource
import androidx.compose.ui.res.stringResource
import androidx.compose.ui.text.TextRange
import androidx.compose.ui.text.input.TextFieldValue
import androidx.compose.ui.unit.Density
import androidx.compose.ui.unit.dp
import androidx.compose.ui.util.fastAny
import androidx.compose.ui.window.Dialog
Expand Down Expand Up @@ -641,6 +643,26 @@ class MainActivity : ComponentActivity() {
pureBlack = pureBlack,
themeColor = themeColor,
) {
val currentDensity = LocalDensity.current
val windowInfo = LocalWindowInfo.current
val containerWidthDp = windowInfo.containerDpSize.width

val densityScale = remember(containerWidthDp) {
when {
containerWidthDp >= 840.dp -> 1.25f
containerWidthDp >= 720.dp -> 1.15f
containerWidthDp >= 600.dp -> 1.1f
else -> 1.0f
}
}
val scaledDensity: Density = remember(currentDensity, densityScale) {
Density(
density = currentDensity.density * densityScale,
fontScale = currentDensity.fontScale,
)
}

CompositionLocalProvider(LocalDensity provides scaledDensity) {
BoxWithConstraints(
modifier =
Modifier
Expand Down Expand Up @@ -756,8 +778,9 @@ class MainActivity : ComponentActivity() {
}

val isLandscape = configuration.containerDpSize.width > configuration.containerDpSize.height
val isTablet = configuration.containerDpSize.width >= 600.dp

val showRail = isLandscape && !inSearchScreen
val showRail = (isLandscape || isTablet) && !inSearchScreen

val navPadding =
if (shouldShowNavigationBar && !showRail) {
Expand Down Expand Up @@ -1367,6 +1390,7 @@ class MainActivity : ComponentActivity() {
}
}
}
}
}
}

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