跳转到铃声抉择页面

	private static final int RINGTONE_PICKED = 1;

	private void doPickRingtone() {

		Intent intent = new Intent(RingtoneManager.ACTION_RINGTONE_PICKER);
		intent.putExtra(RingtoneManager.EXTRA_RINGTONE_SHOW_DEFAULT, true);
		intent.putExtra(RingtoneManager.EXTRA_RINGTONE_TYPE,
				RingtoneManager.TYPE_RINGTONE);
		intent.putExtra(RingtoneManager.EXTRA_RINGTONE_SHOW_SILENT, false);
		Uri ringtoneUri;

		ringtoneUri = RingtoneManager
				.getDefaultUri(RingtoneManager.TYPE_RINGTONE);
		intent.putExtra(RingtoneManager.EXTRA_RINGTONE_EXISTING_URI,
				ringtoneUri);
		startActivityForResult(intent, RINGTONE_PICKED);
	}

	@Override
	protected void onActivityResult(int requestCode, int resultCode, Intent data) {
		if (resultCode != RESULT_OK) {
			return;
		}

		switch (requestCode) {
		case RINGTONE_PICKED: 
			// 选择完铃声之后获得选中铃音的URI,将其值存入数据库
			Uri pickedUri = data
					.getParcelableExtra(RingtoneManager.EXTRA_RINGTONE_PICKED_URI);
			new MyLog(pickedUri.toString());//铃声URL
			new MyLog(RingtoneManager.getRingtone(this, pickedUri).getTitle(this));//铃声名称
			break;
		}
	}