Android手機中緊急號碼的定製

Android手機中緊急號碼的定製  

2012-04-19 14:04:27|  分類： 問題小匯|字型大小 訂閱

PhoneNumberUtils.java 檔案(frameworks\base\telephony\java\android\telephony)/**     * isEmergencyNumber: checks a given number against the list of     *   emergency numbers provided by the RIL and SIM card.     *     * @param number the number to look up.     * @return if the number is in the list of emergency numbers     * listed in the ril / sim, then return true, otherwise false.     */    public static boolean isEmergencyNumber(String number) {        // If the number passed in is null, just return false:        if (number == null) return false;
        // Strip the separators from the number before comparing it        // to the list.        number = extractNetworkPortionAlt(number);
        // retrieve the list of emergency numbers        // check read-write ecclist property first        String numbers = SystemProperties.get("ril.ecclist");        if (TextUtils.isEmpty(numbers)) {            // then read-only ecclist property since old RIL only uses this            numbers = SystemProperties.get("ro.ril.ecclist");        }
        if (!TextUtils.isEmpty(numbers)) {            // searches through the comma-separated list for a match,            // return true if one is found.            for (String emergencyNum : numbers.split(",")) {                if (number.startsWith(emergencyNum)) {                    return true;                }            }            // no matches found against the list!            return false;        }
        //no ecclist system property, so use our own list.        return (number.startsWith("112") || number.startsWith("911"));    }