Merge "Fix time zone formatting in RTL locales."

import android.preference.PreferenceScreen;

import android.provider.Settings;

import android.provider.Settings.SettingNotFoundException;

import android.text.BidiFormatter;

import android.text.TextDirectionHeuristics;

import android.text.TextUtils;

import android.text.format.DateFormat;

import android.view.View;

import android.widget.DatePicker;

import android.widget.TimePicker;

import java.text.SimpleDateFormat;

import java.util.Calendar;

import java.util.Date;

import java.util.Locale;

import java.util.TimeZone;

public class DateTimeSettings extends SettingsPreferenceFragment

        mDummyDate.set(now.get(Calendar.YEAR), 11, 31, 13, 0, 0);

        Date dummyDate = mDummyDate.getTime();

        mTimePref.setSummary(DateFormat.getTimeFormat(getActivity()).format(now.getTime()));

        mTimeZone.setSummary(getTimeZoneText(now.getTimeZone()));

        mTimeZone.setSummary(getTimeZoneText(now.getTimeZone(), true));

        mDatePref.setSummary(shortDateFormat.format(now.getTime()));

        mDateFormat.setSummary(shortDateFormat.format(dummyDate));

        mTime24Pref.setSummary(DateFormat.getTimeFormat(getActivity()).format(dummyDate));

        }

    }

    private static String getTimeZoneText(TimeZone tz) {

        SimpleDateFormat sdf = new SimpleDateFormat("ZZZZ, zzzz");

        sdf.setTimeZone(tz);

        return sdf.format(new Date());

    public static String getTimeZoneText(TimeZone tz, boolean includeName) {

        Date now = new Date();

        // Use SimpleDateFormat to format the GMT+00:00 string.

        SimpleDateFormat gmtFormatter = new SimpleDateFormat("ZZZZ");

        gmtFormatter.setTimeZone(tz);

        String gmtString = gmtFormatter.format(now);

        // Ensure that the "GMT+" stays with the "00:00" even if the digits are RTL.

        BidiFormatter bidiFormatter = BidiFormatter.getInstance();

        Locale l = Locale.getDefault();

        boolean isRtl = TextUtils.getLayoutDirectionFromLocale(l) == View.LAYOUT_DIRECTION_RTL;

        gmtString = bidiFormatter.unicodeWrap(gmtString,

                isRtl ? TextDirectionHeuristics.RTL : TextDirectionHeuristics.LTR);

        if (!includeName) {

            return gmtString;

        }

        // Optionally append the time zone name.

        SimpleDateFormat zoneNameFormatter = new SimpleDateFormat("zzzz");

        zoneNameFormatter.setTimeZone(tz);

        String zoneNameString = zoneNameFormatter.format(now);

        // We don't use punctuation here to avoid having to worry about localizing that too!

        return gmtString + " " + zoneNameString;

    }

    private BroadcastReceiver mIntentReceiver = new BroadcastReceiver() {

                new ArrayList<HashMap<String, Object>>();

        private final HashSet<String> mLocalZones = new HashSet<String>();

        private final Date mNow = Calendar.getInstance().getTime();

        private final SimpleDateFormat mGmtFormatter = new SimpleDateFormat("ZZZZ");

        private final SimpleDateFormat mZoneNameFormatter = new SimpleDateFormat("zzzz");

        private List<HashMap<String, Object>> getZones(Context context) {

        private void addTimeZone(String olsonId) {

            // We always need the "GMT-07:00" string.

            final TimeZone tz = TimeZone.getTimeZone(olsonId);

            mGmtFormatter.setTimeZone(tz);

            // For the display name, we treat time zones within the country differently

            // from other countries' time zones. So in en_US you'd get "Pacific Daylight Time"

            final HashMap<String, Object> map = new HashMap<String, Object>();

            map.put(KEY_ID, olsonId);

            map.put(KEY_DISPLAYNAME, displayName);

            map.put(KEY_GMT, mGmtFormatter.format(mNow));

            map.put(KEY_GMT, DateTimeSettings.getTimeZoneText(tz, false));

            map.put(KEY_OFFSET, tz.getOffset(mNow.getTime()));

            mZones.add(map);