Add support for widget multi instancing

app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/WidgetItem.kt

@@ -144,7 +144,7 @@ fun WidgetItem(
                     }
 
                     is MusicWidget -> {
-                        MusicWidget()
+                        MusicWidget(widget)
                     }
 
                     is CalendarWidget -> {

app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/calendar/CalendarWidget.kt

@@ -35,7 +35,7 @@ import java.time.ZoneId
 fun CalendarWidget(
     widget: CalendarWidget,
 ) {
-    val viewModel: CalendarWidgetVM = viewModel()
+    val viewModel: CalendarWidgetVM = viewModel(key = "calendar-widget-${widget.id}")
     val context = LocalContext.current
     val lifecycleOwner = LocalLifecycleOwner.current
 

app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/favorites/FavoritesWidget.kt

@@ -22,7 +22,7 @@ import de.mm20.launcher2.widgets.FavoritesWidget
 
 @Composable
 fun FavoritesWidget(widget: FavoritesWidget) {
-    val viewModel: FavoritesWidgetVM = viewModel()
+    val viewModel: FavoritesWidgetVM = viewModel(key = "favorites-widget-${widget.id}")
     val favorites by remember { viewModel.favorites }.collectAsState(emptyList())
     val pinnedTags by viewModel.pinnedTags.collectAsState(emptyList())
     val selectedTag by viewModel.selectedTag.collectAsState(null)

app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/music/MusicWidget.kt

@@ -77,12 +77,13 @@ import de.mm20.launcher2.ui.launcher.transitions.HandleEnterHomeTransition
 import de.mm20.launcher2.ui.launcher.transitions.EnterHomeTransitionParams
 import de.mm20.launcher2.ui.locals.LocalCardStyle
 import de.mm20.launcher2.ui.locals.LocalWindowSize
+import de.mm20.launcher2.widgets.MusicWidget
 import kotlin.math.min
 
 @Composable
-fun MusicWidget() {
+fun MusicWidget(widget: MusicWidget) {
 
-    val viewModel: MusicWidgetVM = viewModel()
+    val viewModel: MusicWidgetVM = viewModel(key = "music-widget-${widget.id}")
 
     val albumArt by viewModel.albumArt.collectAsStateWithLifecycle(null)
     val title by viewModel.title.collectAsStateWithLifecycle(null)

app/ui/src/main/java/de/mm20/launcher2/ui/launcher/widgets/weather/WeatherWidget.kt

@@ -70,7 +70,7 @@ import kotlin.math.roundToInt
 
 @Composable
 fun WeatherWidget(widget: WeatherWidget) {
-    val viewModel: WeatherWidgetVM = viewModel()
+    val viewModel: WeatherWidgetVM = viewModel(key = "weather-widget-${widget.id}")
 
     val context = LocalContext.current
     val lifecycleOwner = LocalLifecycleOwner.current