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如何防止在Windows Phone中添加相同的自定義鈴聲?每次點擊該按鈕,它都會將鈴聲保存在系統鈴聲列表中。但是,我發現在系統鈴聲列表中幾次顯示相同的鈴聲。我想要實現的是無論多少次添加,它只會顯示1個鈴聲。它有可能做到這一點?在Windows Phone中保存鈴聲
任何幫助和建議將不勝感激。謝謝。
private void setButton_Click(object sender, RoutedEventArgs e)
{
try
{
saveRingtone = new SaveRingtoneTask();
saveRingtone.Source = new Uri(@"isostore:/Kalimba.mp3");
saveRingtone.DisplayName = "Kalimba";
saveRingtone.IsShareable = true;
saveRingtone.Completed += new EventHandler<TaskEventArgs>(saveRingtone_Completed);
saveRingtone.Show();
}
catch
{ }
}