refresh the home screen once initial apps have been stored

app/src/main/kotlin/com/simplemobiletools/launcher/activities/MainActivity.kt

@@ -70,6 +70,7 @@ class MainActivity : SimpleActivity(), FlingListener {
             ensureBackgroundThread {
                 getDefaultAppPackages()
                 config.wasHomeScreenInit = true
+                home_screen_grid.fetchAppIcons(true)
             }
         }
     }

app/src/main/kotlin/com/simplemobiletools/launcher/views/HomeScreenGrid.kt

@@ -38,6 +38,10 @@ class HomeScreenGrid(context: Context, attrs: AttributeSet, defStyle: Int) : Vie
             textSize = context.resources.getDimension(R.dimen.normal_text_size)
         }
 
+        fetchAppIcons(false)
+    }
+
+    fun fetchAppIcons(forceRedraw: Boolean) {
         ensureBackgroundThread {
             appIcons = context.homeScreenGridItemsDB.getAllItems() as ArrayList<HomeScreenGridItem>
             appIcons.forEach { item ->
@@ -46,6 +50,10 @@ class HomeScreenGrid(context: Context, attrs: AttributeSet, defStyle: Int) : Vie
                     appIconDrawables[item.packageName] = drawable
                 }
             }
+
+            if (forceRedraw) {
+                invalidate()
+            }
         }
     }