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Fix crash on Android 8.0

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MM20 2022-10-25 21:25:52 +02:00
parent 5163189789
commit 98d12d309f
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1 changed files with 24 additions and 22 deletions
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46
ui/src/main/java/de/mm20/launcher2/ui/theme/WallpaperColors.kt
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@ -13,6 +13,7 @@ import androidx.compose.runtime.remember
import androidx.compose.runtime.rememberCoroutineScope
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.platform.LocalContext
import de.mm20.launcher2.ktx.isAtLeastApiLevel
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.launch
import kotlinx.coroutines.withContext
@ -39,35 +40,36 @@ data class WallpaperColors(
}
}
@RequiresApi(Build.VERSION_CODES.O_MR1)
@Composable
fun wallpaperColorsAsState(): State<WallpaperColors> {
val scope = rememberCoroutineScope()
val context = LocalContext.current
val state = remember { mutableStateOf(WallpaperColors()) }
DisposableEffect(null) {
val wallpaperManager = WallpaperManager.getInstance(context)
val callback = callback@{ colors: android.app.WallpaperColors?, which: Int ->
if (which and WallpaperManager.FLAG_SYSTEM == 0) return@callback
if (colors != null) {
state.value = WallpaperColors.fromPlatformType(colors)
} else {
state.value = WallpaperColors()
if (isAtLeastApiLevel(27)) {
DisposableEffect(null) {
val wallpaperManager = WallpaperManager.getInstance(context)
val callback = callback@{ colors: android.app.WallpaperColors?, which: Int ->
if (which and WallpaperManager.FLAG_SYSTEM == 0) return@callback
if (colors != null) {
state.value = WallpaperColors.fromPlatformType(colors)
} else {
state.value = WallpaperColors()
}
}
}
wallpaperManager.addOnColorsChangedListener(
callback,
Handler(Looper.getMainLooper())
)
wallpaperManager.addOnColorsChangedListener(
callback,
Handler(Looper.getMainLooper())
)
scope.launch {
val colors = withContext(Dispatchers.IO) {
wallpaperManager.getWallpaperColors(WallpaperManager.FLAG_SYSTEM)
} ?: return@launch
state.value = WallpaperColors.fromPlatformType(colors)
}
onDispose {
wallpaperManager.removeOnColorsChangedListener(callback)
scope.launch {
val colors = withContext(Dispatchers.IO) {
wallpaperManager.getWallpaperColors(WallpaperManager.FLAG_SYSTEM)
} ?: return@launch
state.value = WallpaperColors.fromPlatformType(colors)
}
onDispose {
wallpaperManager.removeOnColorsChangedListener(callback)
}
}
}
return state