adding fall 2018 student distribution

.gitignore

+# built application files
+*.apk
+*.ap_
+
+# files for the dex VM
+*.dex
+
+# Java class files
+*.class
+
+# generated files
+bin/
+gen/
+
+# Local configuration file (sdk path, etc)
+local.properties
+
+# Eclipse project files
+.classpath
+.settings
+
+# Proguard folder generated by Eclipse
+proguard/
+
+# Intellij project files
+*.iml
+*.ipr
+*.iws
+.idea
+.idea/workspace.xml
+.gradle
+build/
+captures/
+
+# Mac files
+.DS_Store
+
+# Windows thumbnail db
+Thumbs.db

app/build.gradle

+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 26
+    buildToolsVersion '27.0.3'
+
+    defaultConfig {
+        applicationId "course.labs.fragmentslab"
+        minSdkVersion 21
+        targetSdkVersion 26
+
+        testApplicationId "course.labs.fragmentslab.test"
+        testInstrumentationRunner "android.test.InstrumentationTestRunner"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.txt'
+        }
+    }
+}
+
+dependencies {
+    androidTestImplementation 'com.android.support.test:rules:1.0.2'
+    androidTestImplementation 'com.jayway.android.robotium:robotium-solo:5.6.3'
+}

app/src/androidTest/java/course/labs/fragmentslab/test/PhoneTest.java

+package course.labs.fragmentslab.test;
+
+import course.labs.fragmentslab.MainActivity;
+import com.robotium.solo.*;
+import android.test.ActivityInstrumentationTestCase2;
+
+public class PhoneTest extends ActivityInstrumentationTestCase2<MainActivity> {
+	private Solo solo;
+
+	public PhoneTest() {
+		super(MainActivity.class);
+	}
+
+	public void setUp() throws Exception {
+		solo = new Solo(getInstrumentation(), getActivity());
+	}
+
+	@Override
+	public void tearDown() throws Exception {
+		solo.finishOpenedActivities();
+	}
+
+	public void testRun() {
+
+		int delay = 2000;
+		
+		// Wait for activity: 'course.labs.fragmentslab.MainActivity'
+		assertTrue("MainActivity not found", solo.waitForActivity(
+				course.labs.fragmentslab.MainActivity.class, delay));
+
+		// Wait for view: 'android.R.id.text1'
+		assertTrue("text1 not found", solo.waitForView(android.R.id.text1));
+
+		// Click on ladygaga
+		solo.clickOnView(solo.getView(android.R.id.text1));
+
+		assertTrue("ladygaga feed_view not found", solo.waitForView(solo
+				.getView(course.labs.fragmentslab.R.id.feed_view)));
+
+		// Assert that: 'the audience cheering!' is shown
+		assertTrue("'the audience cheering!' is not shown!",
+				solo.searchText("the audience cheering!"));
+
+		// Press menu back key
+		solo.goBack();
+
+		// Wait for view: 'android.R.id.text1'
+		assertTrue("text1 not found", solo.waitForView(android.R.id.text1));
+
+		// Click on msrebeccablack
+		solo.clickOnView(solo.getView(android.R.id.text1, 1));
+
+		// Assert that: feed_view is shown
+		assertTrue("feed_view! is not shown!", solo.waitForView(solo
+				.getView(course.labs.fragmentslab.R.id.feed_view)));
+
+		// Assert that: 'save me from school' is shown
+		assertTrue("'save me from school' is not shown!",
+				solo.searchText("save me from school"));
+
+		// Press menu back key
+		solo.goBack();
+
+		// Wait for view: 'android.R.id.text1'
+		assertTrue("text1 not found", solo.waitForView(android.R.id.text1));
+
+		// Click on taylorswift13
+		solo.clickOnView(solo.getView(android.R.id.text1, 2));
+
+		// Assert that: feed_view shown
+		assertTrue("feed_view not shown", solo.waitForView(solo
+				.getView(course.labs.fragmentslab.R.id.feed_view)));
+
+		// Assert that: 'I love you guys so much' is shown
+		assertTrue("'I love you guys so much' is not shown!",
+				solo.searchText("I love you guys so much"));
+
+	}
+}
\ No newline at end of file

app/src/androidTest/java/course/labs/fragmentslab/test/TabletTest.java

+package course.labs.fragmentslab.test;
+
+import course.labs.fragmentslab.MainActivity;
+import com.robotium.solo.*;
+import android.test.ActivityInstrumentationTestCase2;
+
+public class TabletTest extends ActivityInstrumentationTestCase2<MainActivity> {
+	private Solo solo;
+
+	public TabletTest() {
+		super(MainActivity.class);
+	}
+
+	public void setUp() throws Exception {
+		solo = new Solo(getInstrumentation(), getActivity());
+
+	}
+
+	@Override
+	public void tearDown() throws Exception {
+		solo.finishOpenedActivities();
+	}
+
+	public void testRun() {
+
+		int delay = 2000;
+
+		// Wait for activity: 'course.labs.fragmentslab.MainActivity'
+		solo.waitForActivity(MainActivity.class, delay);
+
+		// Wait for view: 'android.R.id.text1'
+		assertTrue("text1 not found", solo.waitForView(android.R.id.text1));
+
+		// Assert that: feed_view is shown
+		assertTrue("'feed_view' was not found!", solo.waitForView(solo
+				.getView(course.labs.fragmentslab.R.id.feed_view)));
+
+		// Click on ladygaga
+		solo.clickOnView(solo.getView(android.R.id.text1));
+
+		// Assert that: feed_view is shown
+		assertTrue("'Select a feed to view!' is not shown!",
+				solo.waitForView(solo
+						.getView(course.labs.fragmentslab.R.id.feed_view)));
+
+		// Assert that: 'the audience cheering!' is shown
+		assertTrue("'the audience cheering!' is not shown!",
+				solo.searchText("the audience cheering!"));
+
+		// Click on msrebeccablack
+		solo.clickOnView(solo.getView(android.R.id.text1, 1));
+
+		// Assert that: feed_view is shown
+		assertTrue("'Select a feed to view!' is not shown!",
+				solo.waitForView(solo
+						.getView(course.labs.fragmentslab.R.id.feed_view)));
+
+		// Assert that: 'save me from school' is shown
+		assertTrue("'save me from school' is not shown!",
+				solo.searchText("save me from school"));
+
+		// Click on taylorswift13
+		solo.clickOnView(solo.getView(android.R.id.text1, 2));
+
+		// Assert that: feed_view is shown
+		assertTrue("'Select a feed to view!' is not shown!",
+				solo.waitForView(solo
+						.getView(course.labs.fragmentslab.R.id.feed_view)));
+
+		// Assert that: 'I love you guys so much' is shown
+		assertTrue("'I love you guys so much' is not shown!",
+				solo.searchText("I love you guys so much"));
+
+	}
+}
\ No newline at end of file

app/src/main/AndroidManifest.xml

+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="course.labs.fragmentslab"
+    android:versionCode="1"
+    android:versionName="1.0" >
+
+    <uses-sdk
+        android:minSdkVersion="21"
+        android:targetSdkVersion="26" />
+
+    <application
+        android:allowBackup="true"
+        android:icon="@drawable/ic_launcher"
+        android:label="@string/app_name"
+        android:theme="@style/AppTheme" >
+        <activity
+            android:name="course.labs.fragmentslab.MainActivity"
+            android:label="@string/app_name" >
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>
\ No newline at end of file

app/src/main/java/course/labs/fragmentslab/FeedFragment.java

+package course.labs.fragmentslab;
+
+import android.app.Fragment;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+public class FeedFragment extends Fragment {
+
+	private static final String TAG = "Lab-Fragments";
+
+	private TextView mTextView;
+	private static FeedFragmentData feedFragmentData;
+
+	@Override
+	public View onCreateView(LayoutInflater inflater, ViewGroup container,
+			Bundle savedInstanceState) {
+
+		return inflater.inflate(R.layout.feed, container, false);
+
+	}
+
+	@Override
+	public void onActivityCreated(Bundle savedInstanceState) {
+		super.onActivityCreated(savedInstanceState);
+
+		// Read in all Twitter feeds 
+		if (null == feedFragmentData) { 
+			
+			feedFragmentData = new FeedFragmentData(getActivity());
+
+		}
+	}
+
+
+	// Display Twitter feed for selected feed
+
+	void updateFeedDisplay(int position) {
+
+		Log.i(TAG, "Entered updateFeedDisplay()");
+				
+		mTextView = (TextView) getView().findViewById(R.id.feed_view);
+		mTextView.setText(feedFragmentData.getFeed(position));
+
+	}
+
+}

app/src/main/java/course/labs/fragmentslab/FeedFragmentData.java

+package course.labs.fragmentslab;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import android.content.Context;
+import android.util.Log;
+import android.util.SparseArray;
+
+// Utility class that provides stored Twitter feed data 
+
+public class FeedFragmentData {
+	private static final String TAG = "FeedFragmentData";
+	private static final int[] IDS = { R.raw.ladygaga, R.raw.rebeccablack,
+			R.raw.taylorswift };
+	
+	private SparseArray<String> mFeeds = new SparseArray<String>();
+	private Context mContext;
+	
+		
+	public FeedFragmentData(Context context) {
+		mContext = context;
+		loadFeeds();
+	}
+
+	// Load all stored Twitter feeds into the mFeeds SparseArray. 
+	
+	private void loadFeeds() {
+
+		for (int id : IDS) {
+
+			InputStream inputStream = mContext.getResources().openRawResource(
+					id);
+			BufferedReader reader = new BufferedReader(new InputStreamReader(
+					inputStream));
+
+			StringBuffer buffer = new StringBuffer("");
+			
+			
+			// Read raw data from resource file
+			
+			try {
+
+				String line = "";
+				while ((line = reader.readLine()) != null) {
+				
+					buffer.append(line);
+				}
+			
+			} catch (IOException e) {
+				Log.i(TAG, "IOException");
+			}
+
+			// Convert raw data into a String
+
+			JSONArray feed = null;
+			try {
+				feed = new JSONArray(buffer.toString());
+			} catch (JSONException e) {
+				Log.i(TAG, "JSONException");
+			}
+
+			mFeeds.put(id, procFeed(feed));
+		
+		}
+	}
+	
+	
+// Convert JSON formatted data to a String
+	
+	private String procFeed(JSONArray feed) {
+
+		String name = "";
+		String tweet = "";
+
+		// string buffer for twitter feeds
+		StringBuffer textFeed = new StringBuffer("");
+
+		for (int j = 0; j < feed.length(); j++) {
+			try {
+
+				tweet = feed.getJSONObject(j).getString("text");
+				JSONObject user = (JSONObject) feed.getJSONObject(j)
+						.get("user");
+				name = user.getString("name");
+
+			} catch (JSONException e) {
+
+				Log.i(TAG, "JSONException while processing feed");
+			}
+
+			textFeed.append(name + " - " + tweet + "\n\n");
+		}
+
+		return textFeed.toString();
+	}
+	
+// Return the Twitter feed data for the specified position as a single String
+	
+ String getFeed (int position) {
+		
+		return mFeeds.get(IDS[position]);
+	
+	}
+}
\ No newline at end of file

app/src/main/java/course/labs/fragmentslab/FriendsFragment.java

+package course.labs.fragmentslab;
+
+import android.app.Activity;
+import android.app.ListFragment;
+import android.os.Build;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.View;
+import android.widget.ArrayAdapter;
+import android.widget.ListView;
+
+public class FriendsFragment extends ListFragment {
+
+	private static final String[] FRIENDS = { "ladygaga", "msrebeccablack",
+			"taylorswift13" };
+	private static final String TAG = "Lab-Fragments";
+
+	public interface SelectionListener {
+		public void onItemSelected(int position);
+	}
+
+	private SelectionListener mCallback;
+
+	@Override
+	public void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+
+		// use different layout definition, depending on whether device is pre-
+		// or post-honeycomb
+
+		int layout = Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB ? android.R.layout.simple_list_item_activated_1
+				: android.R.layout.simple_list_item_1;
+
+		// Set the list adapter for this ListFragment
+		setListAdapter(new ArrayAdapter<String>(getActivity(), layout, FRIENDS));
+	}
+
+		
+	@Override
+	public void onAttach(Activity activity) {
+		super.onAttach(activity);
+
+		// Make sure that the hosting Activity has implemented
+		// the SelectionListener callback interface. We need this
+		// because when an item in this ListFragment is selected, 
+		// the hosting Activity's onItemSelected() method will be called.
+		
+		try {
+
+			mCallback = (SelectionListener) activity;
+
+		} catch (ClassCastException e) {
+			throw new ClassCastException(activity.toString()
+					+ " must implement SelectionListener");
+		}
+	}
+
+	// Note: ListFragments come with a default onCreateView() method.
+	// For other Fragments you'll normally implement this method.
+	// 	@Override
+	//  public View onCreateView(LayoutInflater inflater, ViewGroup container,
+	//		Bundle savedInstanceState)
+
+	
+	@Override
+	public void onActivityCreated(Bundle savedInstanceState) {
+		super.onActivityCreated(savedInstanceState);
+
+		Log.i(TAG, "Entered onActivityCreated()");
+
+		// When using two-pane layout, configure the ListView to highlight the
+		// selected list item
+		
+		if (isInTwoPaneMode()) {
+
+			getListView().setChoiceMode(ListView.CHOICE_MODE_SINGLE);
+
+		}
+
+	}
+
+	@Override
+	public void onListItemClick(ListView l, View view, int position, long id) {
+
+		// Notify the hosting Activity that a selection has been made.
+
+		mCallback.onItemSelected(position);
+
+	}
+
+	// If there is a FeedFragment, then the layout is two-pane 
+	private boolean isInTwoPaneMode() {
+
+		return getFragmentManager().findFragmentById(R.id.feed_frag) != null;
+
+	}
+
+}

app/src/main/java/course/labs/fragmentslab/MainActivity.java

+package course.labs.fragmentslab;
+
+import android.app.Activity;
+import android.app.FragmentTransaction;
+import android.os.Bundle;
+import android.util.Log;
+
+public class MainActivity extends Activity implements
+		FriendsFragment.SelectionListener {
+
+	private static final String TAG = "Lab-Fragments";
+
+	private FriendsFragment mFriendsFragment;
+	private FeedFragment mFeedFragment;
+
+	@Override
+	protected void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		setContentView(R.layout.main_activity);
+
+		// If the layout is single-pane, create the FriendsFragment 
+		// and add it to the Activity
+
+		if (!isInTwoPaneMode()) {
+			
+			mFriendsFragment = new FriendsFragment();
+
+			//TODO 1 - add the FriendsFragment 
+			
+
+
+		} else {
+
+			// Otherwise, save a reference to the FeedFragment for later use
+
+
+		}
+
+	}
+
+	// If there is no fragment_container ID, then the application is in
+	// two-pane mode
+
+	private boolean isInTwoPaneMode() {
+
+		return findViewById(R.id.fragment_container) == null;
+	
+	}
+
+	// Display selected Twitter feed
+
+	public void onItemSelected(int position) {
+
+		Log.i(TAG, "Entered onItemSelected(" + position + ")");
+
+		// If there is no FeedFragment instance, then create one
+
+		if (mFeedFragment == null)
+			mFeedFragment = new FeedFragment();
+
+		// If in single-pane mode, replace single visible Fragment
+
+		if (!isInTwoPaneMode()) {
+
+			//TODO 2 - replace the fragment_container with the FeedFragment
+			
+			
+
+		}
+
+		// Update Twitter feed display on FriendFragment
+		mFeedFragment.updateFeedDisplay(position);
+
+	}
+
+}

app/src/main/res/layout-large/main_activity.xml

+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/frags"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="horizontal" 
+    android:baselineAligned="false">
+
+    <fragment
+        android:id="@+id/friends_frag"
+        android:layout_width="0dp"
+        android:layout_height="match_parent"
+        android:layout_weight="1"
+        class="course.labs.fragmentslab.FriendsFragment" />
+
+    <fragment
+        android:id="@+id/feed_frag"
+        android:layout_width="0dp"
+        android:layout_height="match_parent"
+        android:layout_weight="3"
+        class="course.labs.fragmentslab.FeedFragment" />
+
+</LinearLayout>
\ No newline at end of file

app/src/main/res/layout/feed.xml

+<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent" >
+
+    <TextView
+        android:id="@+id/feed_view"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="@string/greeting" />
+
+</ScrollView>
\ No newline at end of file

app/src/main/res/layout/main_activity.xml

+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/fragment_container"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent" />
\ No newline at end of file