Android14——DeskClock时钟，闹钟，设定闹钟铃声，添加外存卡中的铃声，拔掉外存卡，闹钟到点响铃，响的是非闹钟铃声列表里的铃声，建议改为响闹钟的默认铃声

添加外存卡中的音乐设置为铃声，拔掉外存卡，那么这个铃声就是不存在的，所以闹钟到点响铃的不是铃声列表中的铃声，而是响铃的错误提示音，既然要求改成闹钟的默认铃声，那么就改一下吧。

Utils.kt

//Me add it to solve ringtone erroe[mc45][77495][77499][2024/11/18]
import com.android.deskclock.provider.Alarm
import java.io.File
import android.database.Cursor
import android.provider.DocumentsContract.Document
import android.provider.MediaStore
import com.android.deskclock.provider.ClockContract.AlarmSettingColumns
//Me add it to solve ringtone erroe[mc45][77495][77499][2024/11/18]

	//Me add it to solve ringtone erroe[mc45][77495][77499][2024/11/18]
	const val DOC_EXTERNAL = "com.android.externalstorage.documents"

    fun isLandscape(context: Context): Boolean {
        return context.resources.configuration.orientation == Configuration.ORIENTATION_LANDSCAPE
    }

	//Me add it to solve ringtone erroe[mc45][77495][77499][2024/11/18]
	fun getTitleColumnNameForUri(uri: Uri): String {
		if (DOC_EXTERNAL == uri.authority) {
			return Document.COLUMN_DISPLAY_NAME
		}
		return MediaStore.Audio.Media.TITLE
	}

	fun isRingToneUriValid(context: Context, uri: Uri): Boolean {
		if (uri == null) {
			return false
		}
		if (uri == AlarmSettingColumns.NO_RINGTONE_URI) {
			return true
		} else if ("file".contentEquals(uri.scheme)) {
			val f = File(uri.path!!)
			return f.exists()
		} else if ("content".contentEquals(uri.scheme)) {
			var cursor: Cursor? = null
			try {
				cursor = context.contentResolver.query(uri,
						arrayOf(getTitleColumnNameForUri(uri)), null, null, null)
				return cursor != null && cursor.count > 0
			} catch (e: Exception) {
				LogUtils.e("Get ringtone uri Exception: e.toString=${e.localizedMessage}")
			} finally {
				cursor?.close()
			}
		}
		return false
	}
	//Me add it to solve ringtone erroe[mc45][77495][77499][2024/11/18]

AsyncRingtonePlayer.kt

import com.android.deskclock.Utils//Me add it to solve ringtone erroe[mc45][77495][77499][2024/11/18]

            // Fall back to the system default alarm if the database does not have an alarm stored.
            if (alarmNoise == null) {
                alarmNoise = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_ALARM)
                LOGGER.v("Using default alarm: $alarmNoise")
            }

			//Me add it to solve ringtone erroe[mc45][77495][77499][2024/11/18]
			if (ringtoneUri==null||!Utils.isRingToneUriValid(context, ringtoneUri)) {
				alarmNoise = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_ALARM)
			}

            if (mRingtone == null) {
                // Fall back to the system default ringtone.
                ringtoneUriVariable = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_ALARM)
                mRingtone = RingtoneManager.getRingtone(context, ringtoneUriVariable)
            }

			//Me add it to solve ringtone erroe[mc45][77495][77499][2024/11/18]
			if (ringtoneUriVariable == null || !Utils.isRingToneUriValid(context, ringtoneUriVariable)) {
                ringtoneUriVariable = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_ALARM)
                mRingtone = RingtoneManager.getRingtone(context, ringtoneUriVariable)
			}

注：//Me add it 后面是所新增的代码。