Android Open Source - Race2GED2 Utils






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License

The source code is released under:

Apache License Version 2.0, January 2004 http://www.apache.org/licenses/ TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 1. Def...

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Java Source Code

/*
 * Copyright 2014 Regional Adult Education Program of Lee, Scott, Wise, and Norton Public Schools
 */*w ww  .ja  v a2  s.c om*/
 *    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.
 */

package edu.mecc.race2ged.helpers;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.graphics.Typeface;
import android.net.ConnectivityManager;
import android.net.Uri;
import android.support.v4.app.FragmentActivity;
import android.text.TextUtils;
import android.util.Log;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import android.widget.Toast;
import java.text.SimpleDateFormat;
import java.util.Date;

/**
 * Utils class includes commonly used methods often relating to system information such
 * as network states or date and time.
 *
 * @author Bryan Smith
 */
public class Utils {

    /**
     * Network States
     */
    public static int NO_CONNECTION = 0;
    public static int WIFI = 1;
    public static int MOBILE_DATA = 2;

    private static Typeface sRobotoThin;
    private static Typeface sRobotoBold;

    /**
     * Returns the current system date.
     */
    public static String getDateAndTime() {
        return new SimpleDateFormat("yyyy-MM-dd.HH.mm.ss").format(new Date(System
                .currentTimeMillis()));
    }

    /**
     * Are we connected to WiFi, Mobile Data, or nothing?
     * @return The devices current network state.
     */
    public static int getNetworkStatus(Context context) {
        final ConnectivityManager connMgr = (ConnectivityManager)
                context.getSystemService(Context.CONNECTIVITY_SERVICE);
        final android.net.NetworkInfo wifi = connMgr.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
        final android.net.NetworkInfo mobile = connMgr.getNetworkInfo(ConnectivityManager.TYPE_MOBILE);
        if (wifi != null && wifi.isAvailable() && wifi.isConnected()) return WIFI;
        else if (mobile != null && mobile.isAvailable() && mobile.isConnected()) return MOBILE_DATA;
        return NO_CONNECTION;
    }

    /**
     * Determine if a string is empty. A space is also considered empty.
     * @param str The string to check for emptiness.
     * @return True if the string is empty. False otherwise.
     */
    public static boolean isStringEmpty(String str){
        if (TextUtils.isEmpty(str) || str.equals(" ")){
            return true;
        }
        return false;
    }

    /**
     * Displays a Toast Message on the UI Thread
     * @param context The context of the activity.
     * @param resourceId The resource ID of the text to display in the message.
     */
    public static void showToastOnUiThread(final Context context, final int resourceId) {
        ((Activity) context).runOnUiThread(new Runnable() {

            public void run() {
                Toast.makeText(context, resourceId, Toast.LENGTH_LONG).show();
            }
        });
    }

    /**
     * Displays a Toast Message on the UI Thread
     * @param context The context of the activity.
     * @param string The string to display in the message.
     */
    public static void showToastOnUiThread(final Context context, final String string) {
        ((Activity) context).runOnUiThread(new Runnable() {
            public void run() {
                Toast.makeText(context, string, Toast.LENGTH_LONG).show();
            }
        });
    }

    /**
     * Sets the font of a view to Roboto-Light
     * @param context The context of the activity.
     * @param view The view that will use Roboto-Light
     * @param style The style for the font face. i.e Typeface.BOLD
     */
    public static void setRobotoThin(Context context, View view, int style) {
        if (sRobotoThin == null) {
            sRobotoThin = Typeface.createFromAsset(context.getAssets(), "Roboto-Light.ttf");
        }
        setFont(view, sRobotoThin, style);
    }

    /**
     * Sets the font of a view to Roboto-Light
     * @param context The context of the activity.
     * @param view The view that will use Roboto-Light
     */
    public static void setRobotoThin(Context context, View view) {
        setRobotoThin(context, view, Typeface.NORMAL);
    }

    /**
     * Sets the font of a view to Roboto-Bold
     * @param context The context of the activity.
     * @param view The view that will use Roboto-Bold
     */
    public static void setRobotoBold(Context context, View view) {
        if (sRobotoBold == null) {
            sRobotoBold = Typeface.createFromAsset(context.getAssets(), "Roboto-Bold.ttf");
        }
        setFont(view, sRobotoBold);
    }

    /**
     * Sets the font of a view.
     * @param view The view that will use defined Typeface
     * @param robotoTypeFace The font typeface to use.
     */
    private static void setFont(View view, Typeface robotoTypeFace) {
        setFont(view, robotoTypeFace, Typeface.NORMAL);
    }

    /**
     * Sets the font of a view.
     * @param view The view that will use defined Typeface
     * @param robotoTypeFace The font typeface to use.
     * @param style The style for the font face. i.e Typeface.BOLD
     */
    private static void setFont(View view, Typeface robotoTypeFace, int style) {
        if (view instanceof ViewGroup) {
            int count = ((ViewGroup) view).getChildCount();
            for (int i = 0; i < count; i++) {
                setFont(((ViewGroup) view).getChildAt(i), robotoTypeFace);
            }
        } else if (view instanceof TextView) {
            ((TextView) view).setTypeface(robotoTypeFace, style);
        }
    }

    /**
     * Send an email with supplied address, subject, and content.
     * @param emailAddress To: Email Address
     * @param emailSubject Email Subject
     * @param emailBody Email Body Content
     */
    public static void sendEmail(Context context,String emailAddress, String emailSubject, String emailBody) {
        try {
            final Intent emailIntent = new Intent(Intent.ACTION_SEND);
            emailIntent.setType("plain/html");
            emailIntent.putExtra(Intent.EXTRA_EMAIL, new String[] {emailAddress});
            emailIntent.putExtra(Intent.EXTRA_SUBJECT, emailSubject);
            emailIntent.putExtra(Intent.EXTRA_TEXT, emailBody);
            context.startActivity(Intent.createChooser(emailIntent, "Select your Email App:"));
        } catch (Exception e) {
            Log.e(context.getClass().getSimpleName(),"Error sending email. Email app installed? - "+e.getMessage());
        }
    }


}




Java Source Code List

edu.mecc.race2ged.GEDApplication.java
edu.mecc.race2ged.JSON.Class.java
edu.mecc.race2ged.JSON.County.java
edu.mecc.race2ged.JSON.Instructor.java
edu.mecc.race2ged.JSON.Region.java
edu.mecc.race2ged.JSON.State.java
edu.mecc.race2ged.activities.HomeActivity.java
edu.mecc.race2ged.activities.SettingsActivity.java
edu.mecc.race2ged.activities.SplashScreen.java
edu.mecc.race2ged.adapters.CardAdapter.java
edu.mecc.race2ged.adapters.ClassViewPagerAdapter.java
edu.mecc.race2ged.cards.ClassCard.java
edu.mecc.race2ged.cards.ExpandableCard.java
edu.mecc.race2ged.cards.StubCard.java
edu.mecc.race2ged.fragments.CardListFragment.java
edu.mecc.race2ged.fragments.ClassCardListFragment.java
edu.mecc.race2ged.fragments.ClassViewPagerFragment.java
edu.mecc.race2ged.helpers.ClassDataReader.java
edu.mecc.race2ged.helpers.ClassDataUpdater.java
edu.mecc.race2ged.helpers.SettingsHelper.java
edu.mecc.race2ged.helpers.Utils.java
edu.mecc.race2ged.navigation.ActionBarDrawerToggleHoneycomb.java
edu.mecc.race2ged.navigation.ActionBarDrawerToggle.java
edu.mecc.race2ged.navigation.DrawerLayout.java
edu.mecc.race2ged.navigation.NavDrawerListAdapter.java
edu.mecc.race2ged.navigation.NavDrawerListItemNoIcon.java
edu.mecc.race2ged.navigation.NavDrawerListItemWithIcon.java
edu.mecc.race2ged.navigation.NavDrawerListItem.java
edu.mecc.race2ged.navigation.NavigationDrawerFragment.java
edu.mecc.race2ged.widgets.Card.java
edu.mecc.race2ged.widgets.Header.java