updateWidget.kt

fun updateWidget(context: Context) {
    val appWidgetManager = AppWidgetManager.getInstance(context)
    val favoriteAppWidget = ComponentName(context, FavoriteAppWidget::class.java)
    val widgetIds = appWidgetManager.getAppWidgetIds(favoriteAppWidget)
    val intent = Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE)
        .putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, widgetIds)
    context.sendBroadcast(intent)
}