Fix iconpack loading before initialization

lawnchair/src/app/lawnchair/icons/CustomIconPack.kt

@@ -33,6 +33,10 @@ class CustomIconPack(context: Context, packPackageName: String) :
         pm.getApplicationInfo(packPackageName, 0).loadLabel(pm).toString()
     }
 
+    init {
+        startLoad()
+    }
+
     override fun getIcon(componentName: ComponentName) = componentMap[componentName]
     override fun getCalendar(componentName: ComponentName) = calendarMap[componentName]
     override fun getClock(entry: IconEntry) = clockMetas[entry]

lawnchair/src/app/lawnchair/icons/IconPack.kt

@@ -13,13 +13,13 @@ abstract class IconPack(
     val packPackageName: String,
 ) {
     private var waiter: Semaphore? = Semaphore(0)
-    private val deferredLoad: Deferred<Unit>
+    private lateinit var deferredLoad: Deferred<Unit>
 
     abstract val label: String
 
     private val alphabeticIndexCompat by lazy { AlphabeticIndexCompat(context) }
 
-    init {
+    protected fun startLoad() {
         deferredLoad = scope.async(Dispatchers.IO) {
             loadInternal()
             waiter?.release()

lawnchair/src/app/lawnchair/icons/SystemIconPack.kt

@@ -25,6 +25,10 @@ class SystemIconPack(context: Context) : IconPack(context, "") {
             .associateBy { ComponentKey(it.componentName, it.user) }
     }
 
+    init {
+        startLoad()
+    }
+
     override fun getIcon(componentName: ComponentName) =
         IconEntry(packPackageName, ComponentKey(componentName, Process.myUserHandle()).toString(), IconType.Normal)
     override fun getCalendar(componentName: ComponentName): IconEntry? = null