Gets the time zone that Calendar should be displayed in - Android java.util

Android examples for java.util:Calendar

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Description

Gets the time zone that Calendar should be displayed in

Demo Code

/*/*from   w w  w .j  av a2  s  .c om*/
 * Copyright (C) 2010 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import android.content.AsyncQueryHandler;
import android.content.ContentResolver;
import android.content.ContentValues;
import android.content.Context;
import android.content.SharedPreferences;
import android.database.Cursor;
import android.graphics.Color;
import android.os.Looper;
import android.provider.CalendarContract.CalendarCache;
import android.text.TextUtils;
import android.text.format.DateUtils;
import android.text.format.Time;
import android.util.Log;
import java.util.Formatter;
import java.util.HashSet;
import java.util.Locale;

public class Main{
    private static final TimeZoneUtils mTZUtils = new TimeZoneUtils(
            SHARED_PREFS_NAME);
    /**
     * Gets the time zone that Calendar should be displayed in This is a helper
     * method to get the appropriate time zone for Calendar. If this is the
     * first time this method has been called it will initiate an asynchronous
     * query to verify that the data in preferences is correct. The callback
     * supplied will only be called if this query returns a value other than
     * what is stored in preferences and should cause the calling activity to
     * refresh anything that depends on calling this method.
     *
     * @param context The calling activity
     * @param callback The runnable that should execute if a query returns new
     *            values
     * @return The string value representing the time zone Calendar should
     *         display
     */
    public static String getTimeZone(Context context, Runnable callback) {
        return mTZUtils.getTimeZone(context, callback);
    }
}

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