Merge pull request #801 from yuhan6665/fix-oculus

Fix widget manager null pointer in Oculus

V2rayNG/app/src/main/kotlin/com/v2ray/ang/receiver/WidgetProvider.kt

@@ -50,7 +50,7 @@ class WidgetProvider : AppWidgetProvider() {
                 Utils.startVServiceFromToggle(context)
             }
         } else if (AppConfig.BROADCAST_ACTION_ACTIVITY == intent.action) {
-            val manager = AppWidgetManager.getInstance(context)
+            AppWidgetManager.getInstance(context)?.let { manager ->
                 when (intent.getIntExtra("key", 0)) {
                     AppConfig.MSG_STATE_RUNNING, AppConfig.MSG_STATE_START_SUCCESS -> {
                         updateWidgetBackground(context, manager, manager.getAppWidgetIds(ComponentName(context, WidgetProvider::class.java)),
@@ -64,3 +64,4 @@ class WidgetProvider : AppWidgetProvider() {
             }
         }
     }
+}