Initial commit

app/.gitignore

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+/build

app/build.gradle

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+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 26
+    buildToolsVersion '27.0.3'
+    defaultConfig {
+        applicationId "com.appttude.h_mal.easycc"
+        minSdkVersion 16
+        targetSdkVersion 26
+        versionCode 2
+        versionName "1.1"
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+}
+
+dependencies {
+    implementation fileTree(include: ['*.jar'], dir: 'libs')
+    implementation 'com.android.support:appcompat-v7:26.1.0'
+    implementation 'com.android.support:cardview-v7:26.1.0'
+    testImplementation 'junit:junit:4.12'
+    androidTestImplementation 'com.android.support.test:runner:1.0.2'
+    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
+
+}

app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in C:\Users\HAIMALIK\AppData\Local\Android\Sdk/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

app/release/output.json

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+[{"outputType":{"type":"APK"},"apkInfo":{"type":"MAIN","splits":[],"versionCode":2,"versionName":"1.1","enabled":true,"outputFile":"app-release.apk","fullName":"release","baseName":"release"},"path":"app-release.apk","properties":{}}]

app/src/androidTest/java/com/appttude/h_mal/easycc/ExampleInstrumentedTest.java

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+package com.appttude.h_mal.easycc;
+
+import android.content.Context;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.runner.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static junit.framework.Assert.*;
+
+/**
+ * Instrumentation test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() throws Exception {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getTargetContext();
+
+        assertEquals("com.appttude.h_mal.easycc", appContext.getPackageName());
+    }
+}

app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.appttude.h_mal.easycc">
+
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher"
+        android:supportsRtl="true"
+        android:theme="@style/AppTheme">
+        <activity android:name="com.appttude.h_mal.easycc.MainActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+
+        <receiver android:name="com.appttude.h_mal.easycc.CurrencyAppWidget">
+            <intent-filter>
+                <action android:name="android.appwidget.action.APPWIDGET_UPDATE" />
+            </intent-filter>
+
+            <meta-data
+                android:name="android.appwidget.provider"
+                android:resource="@xml/currency_app_widget_info" />
+        </receiver>
+
+        <activity android:name="com.appttude.h_mal.easycc.CurrencyAppWidgetConfigureActivity">
+            <intent-filter>
+                <action android:name="android.appwidget.action.APPWIDGET_CONFIGURE" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

app/src/main/java/com/appttude/h_mal/easycc/CurrencyAppWidget.java

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+package com.appttude.h_mal.easycc;
+
+import android.app.PendingIntent;
+import android.appwidget.AppWidgetManager;
+import android.appwidget.AppWidgetProvider;
+import android.content.Context;
+import android.content.Intent;
+import android.os.AsyncTask;
+import android.text.TextUtils;
+import android.util.Log;
+import android.widget.RemoteViews;
+
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import java.io.IOException;
+import java.net.URL;
+
+import static com.appttude.h_mal.easycc.CurrencyAppWidgetConfigureActivity.loadTitlePref;
+import static com.appttude.h_mal.easycc.PublicMethods.UriBuilder;
+import static com.appttude.h_mal.easycc.PublicMethods.createUrl;
+import static com.appttude.h_mal.easycc.PublicMethods.makeHttpRequest;
+import static com.appttude.h_mal.easycc.PublicMethods.round;
+
+/**
+ * Implementation of App Widget functionality.
+ * App Widget Configuration implemented in {@link CurrencyAppWidgetConfigureActivity CurrencyAppWidgetConfigureActivity}
+ */
+public class CurrencyAppWidget extends AppWidgetProvider {
+
+    static String LOG_TAG = CurrencyAppWidget.class.getSimpleName();
+
+    static void updateAppWidget(Context context, AppWidgetManager appWidgetManager,
+                                int appWidgetId) {
+
+        String s1 = loadTitlePref(context,appWidgetId,0);
+        String s2 = loadTitlePref(context,appWidgetId,1);
+
+        String URL = UriBuilder(s1,s2);
+        WidgetAsyncTask widgetAsyncTask = new WidgetAsyncTask(context,appWidgetId,appWidgetManager,s1.substring(0,3),s2.substring(0,3));
+        widgetAsyncTask.execute(URL);
+
+    }
+
+    @Override
+    public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
+        // There may be multiple widgets active, so update all of them
+        for (int appWidgetId : appWidgetIds) {
+            updateAppWidget(context, appWidgetManager, appWidgetId);
+        }
+    }
+
+    @Override
+    public void onDeleted(Context context, int[] appWidgetIds) {
+        // When the user deletes the widget, delete the preference associated with it.
+        for (int appWidgetId : appWidgetIds) {
+            CurrencyAppWidgetConfigureActivity.deleteTitlePref(context, appWidgetId);
+        }
+    }
+
+    @Override
+    public void onEnabled(Context context) {
+        // Enter relevant functionality for when the first widget is created
+    }
+
+    @Override
+    public void onDisabled(Context context) {
+        // Enter relevant functionality for when the last widget is disabled
+    }
+
+    private static class WidgetAsyncTask extends AsyncTask<String, Void, Double> {
+
+        private Context context;
+        private int appWidgetId;
+        private AppWidgetManager appWidgetManager;
+        private String s1;
+        private String s2;
+
+        public WidgetAsyncTask(Context context, int appWidgetId, AppWidgetManager appWidgetManager, String s1, String s2) {
+            this.context = context;
+            this.appWidgetId = appWidgetId;
+            this.appWidgetManager = appWidgetManager;
+            this.s1 = s1;
+            this.s2 = s2;
+        }
+
+        @Override
+        protected Double doInBackground(String... urlString) {
+            String jsonResponse = null;
+
+            if (urlString.length < 1 || urlString[0] == null) {
+                return null;
+            }
+            try {
+                URL url = createUrl(urlString[0]);
+                jsonResponse = makeHttpRequest(url);
+
+            } catch (IOException e) {
+                Log.e(getClass().getSimpleName(), "Problem making the HTTP request.", e);
+            }
+
+
+            return extractFeatureFromJson(jsonResponse, s1, s2);
+
+        }
+
+        @Override
+        protected void onPostExecute(Double result) {
+            super.onPostExecute(result);
+
+            RemoteViews views = new RemoteViews(context.getPackageName(), R.layout.currency_app_widget);
+            views.setTextViewText(R.id.exchangeName, s1 + s2);
+            views.setTextViewText(R.id.exchangeRate, round(result,2)+"");
+
+            float opacity = 0.3f;           //opacity = 0: fully transparent, opacity = 1: no transparancy
+            int backgroundColor = 0x000000; //background color (here black)
+            views.setInt( R.id.widget_view, "setBackgroundColor", (int)(opacity * 0xFF) << 24 | backgroundColor);
+
+            Intent clickIntentTemplate = new Intent(context, MainActivity.class);
+
+            clickIntentTemplate.setAction(Intent.ACTION_MAIN);
+            clickIntentTemplate.addCategory(Intent.CATEGORY_LAUNCHER);
+            clickIntentTemplate.putExtra("parse_1",s1);
+            clickIntentTemplate.putExtra("parse_2",s2);
+            clickIntentTemplate.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_SINGLE_TOP);
+
+            PendingIntent configPendingIntent = PendingIntent.getActivity(context, 0, clickIntentTemplate, PendingIntent.FLAG_UPDATE_CURRENT);
+            views.setOnClickPendingIntent(R.id.widget_view, configPendingIntent);
+
+            // Instruct the widget manager to update the widget
+            appWidgetManager.updateAppWidget(appWidgetId, views);
+
+        }
+
+        private static double extractFeatureFromJson(String newsJSON, String s1, String s2) {
+            double conversionValue = 0.00;
+
+            Log.i(LOG_TAG, "extractFeatureFromJson: " + newsJSON);
+
+            Log.i(LOG_TAG, "extractFeatureFromJson: " + s1 + "_" + s2);
+
+            if (TextUtils.isEmpty(newsJSON)) {
+                return 0.00;
+            }
+
+            try {
+                JSONObject jObject = new JSONObject(newsJSON);
+                conversionValue = jObject.getDouble(s1 + "_" + s2);
+
+            } catch (JSONException e) {
+
+                Log.e("MainActivity", "Problem parsing the JSON results", e);
+            }
+            return conversionValue;
+        }
+
+    }
+}
+

app/src/main/java/com/appttude/h_mal/easycc/CurrencyAppWidgetConfigureActivity.java

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+package com.appttude.h_mal.easycc;
+
+import android.app.Activity;
+import android.app.Dialog;
+import android.appwidget.AppWidgetManager;
+import android.content.Context;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.os.Bundle;
+import android.support.annotation.NonNull;
+import android.text.Editable;
+import android.text.TextWatcher;
+import android.view.View;
+import android.view.Window;
+import android.view.WindowManager;
+import android.widget.AdapterView;
+import android.widget.ArrayAdapter;
+import android.widget.EditText;
+import android.widget.ListView;
+import android.widget.TextView;
+
+/**
+ * The configuration screen for the {@link CurrencyAppWidget CurrencyAppWidget} AppWidget.
+ */
+public class CurrencyAppWidgetConfigureActivity extends Activity {
+
+    private static final String PREFS_NAME = "com.example.haimalik.myapplication.CurrencyAppWidget";
+    private static final String PREF_PREFIX_KEY = "appwidget_";
+    private static final int PRIMARY = 0;
+    private static final int SECONDARY = 1;
+    int mAppWidgetId = AppWidgetManager.INVALID_APPWIDGET_ID;
+
+
+    View.OnClickListener mOnClickListener = new View.OnClickListener() {
+        public void onClick(View v) {
+            final Context context = CurrencyAppWidgetConfigureActivity.this;
+
+            final Dialog dialog = new Dialog(context);
+            dialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
+            dialog.getWindow().setBackgroundDrawableResource(android.R.color.transparent);
+            dialog.setCancelable(false);
+            dialog.setContentView(R.layout.confirm_dialog);
+
+            TextView text = (TextView) dialog.findViewById(R.id.confirm_text);
+            text.setText(new StringBuilder().append("Create widget for ")
+                    .append(loadTitlePref(context, mAppWidgetId, PRIMARY))
+                    .append(loadTitlePref(context, mAppWidgetId, SECONDARY))
+                    .append("?").toString());
+
+            TextView yes = dialog.findViewById(R.id.confirm_yes);
+            yes.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View view) {
+                    //do for yes
+                    // It is the responsibility of the configuration activity to update the app widget
+                    AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
+                    CurrencyAppWidget.updateAppWidget(context, appWidgetManager, mAppWidgetId);
+
+                    // Make sure we pass back the original appWidgetId
+                    Intent resultValue = new Intent();
+                    resultValue.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, mAppWidgetId);
+                    setResult(RESULT_OK, resultValue);
+                    finish();
+                }
+            });
+
+            TextView no = dialog.findViewById(R.id.confirm_no);
+            no.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View view) {
+                    dialog.dismiss();
+                }
+            });
+
+            dialog.show();
+
+        }
+    };
+
+    public CurrencyAppWidgetConfigureActivity() {
+        super();
+    }
+
+    // Write the prefix to the SharedPreferences object for this widget
+    static void saveCurrencyPref(Context context, int appWidgetId, String text, int item) {
+        SharedPreferences.Editor prefs = context.getSharedPreferences(PREFS_NAME, 0).edit();
+        prefs.putString(PREF_PREFIX_KEY + appWidgetId + "_" + item, text);
+        prefs.apply();
+    }
+
+    // Read the prefix from the SharedPreferences object for this widget.
+    // If there is no preference saved, get the default from a resource
+    static String loadTitlePref(Context context, int appWidgetId, int item) {
+        SharedPreferences prefs = context.getSharedPreferences(PREFS_NAME, 0);
+        String titleValue = prefs.getString(PREF_PREFIX_KEY + appWidgetId + "_" + item, null);
+        if (titleValue != null) {
+            return titleValue;
+        } else {
+            return context.getResources().getStringArray(R.array.currency_arrays)[0].substring(0,3);
+        }
+    }
+
+    static void deleteTitlePref(Context context, int appWidgetId) {
+        SharedPreferences.Editor prefs = context.getSharedPreferences(PREFS_NAME, 0).edit();
+        prefs.remove(PREF_PREFIX_KEY+ appWidgetId + "_0");
+        prefs.remove(PREF_PREFIX_KEY+ appWidgetId + "_1");
+        prefs.apply();
+    }
+
+    @Override
+    public void onCreate(Bundle icicle) {
+        super.onCreate(icicle);
+
+        // Set the result to CANCELED.  This will cause the widget host to cancel
+        // out of the widget placement if the user presses the back button.
+        setResult(RESULT_CANCELED);
+
+        setContentView(R.layout.currency_app_widget_configure);
+
+        final TextView currencyOne = findViewById(R.id.currency_one);
+        final TextView currencyTwo = findViewById(R.id.currency_two);
+        TextView submit = findViewById(R.id.submit_widget);
+
+        // Find the widget id from the intent.
+        Intent intent = getIntent();
+        Bundle extras = intent.getExtras();
+        if (extras != null) {
+            mAppWidgetId = extras.getInt(
+                    AppWidgetManager.EXTRA_APPWIDGET_ID, AppWidgetManager.INVALID_APPWIDGET_ID);
+        }
+
+        // If this activity was started with an intent without an app widget ID, finish with an error.
+        if (mAppWidgetId == AppWidgetManager.INVALID_APPWIDGET_ID) {
+            finish();
+            return;
+        }
+
+
+        currencyOne.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                CustomDialogClass dialogClass = new CustomDialogClass(CurrencyAppWidgetConfigureActivity.this,currencyOne,PRIMARY);
+                dialogClass.show();
+            }
+        });
+
+
+        currencyTwo.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                CustomDialogClass dialogClass = new CustomDialogClass(CurrencyAppWidgetConfigureActivity.this,currencyTwo,SECONDARY);
+                dialogClass.show();
+            }
+        });
+
+        submit.setOnClickListener(mOnClickListener);
+
+    }
+
+    private class CustomDialogClass extends Dialog implements android.view.View.OnClickListener{
+
+        Context context;
+        ListView listView;
+        TextView textView;
+        EditText editText;
+        int item;
+
+        public CustomDialogClass(@NonNull Context context, TextView textView, int item) {
+            super(context);
+            this.context = context;
+            this.textView = textView;
+            this.item = item;
+        }
+
+        @Override
+        protected void onCreate(Bundle savedInstanceState) {
+            super.onCreate(savedInstanceState);
+            setContentView(R.layout.custom_dialog);
+
+            getWindow().setBackgroundDrawableResource(android.R.color.transparent);
+
+            getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);
+
+            listView = (ListView) findViewById(R.id.list_view);
+            editText = (EditText) findViewById(R.id.search_text) ;
+
+            final ArrayAdapter<CharSequence> arrayAdapter = ArrayAdapter.createFromResource(context,R.array.currency_arrays,android.R.layout.simple_list_item_1);
+            listView.setAdapter(arrayAdapter);
+
+            editText.addTextChangedListener(new TextWatcher() {
+                @Override
+                public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {
+
+                }
+
+                @Override
+                public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {
+                    arrayAdapter.getFilter().filter(charSequence);
+                }
+
+                @Override
+                public void afterTextChanged(Editable editable) {
+
+                }
+            });
+
+            listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
+                @Override
+                public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {
+                    String text = adapterView.getItemAtPosition(i).toString().substring(0,3);
+                    textView.setText(adapterView.getItemAtPosition(i).toString());
+                    saveCurrencyPref(context,mAppWidgetId,text,item);
+                    dismiss();
+                }
+            });
+        }
+
+        @Override
+        public void onClick(View view) {
+
+        }
+    }
+
+}
+

app/src/main/java/com/appttude/h_mal/easycc/MainActivity.java

@@ -0,0 +1,376 @@
+package com.appttude.h_mal.easycc;
+
+import android.app.Dialog;
+import android.content.Context;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.os.AsyncTask;
+import android.support.annotation.NonNull;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.text.Editable;
+import android.text.TextUtils;
+import android.text.TextWatcher;
+import android.util.Log;
+import android.view.View;
+import android.view.WindowManager;
+import android.view.animation.AlphaAnimation;
+import android.widget.AdapterView;
+import android.widget.ArrayAdapter;
+import android.widget.EditText;
+import android.widget.LinearLayout;
+import android.widget.ListView;
+import android.widget.ProgressBar;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import java.io.IOException;
+import java.net.URL;
+
+import java.text.DecimalFormat;
+
+import static com.appttude.h_mal.easycc.PublicMethods.UriBuilder;
+import static com.appttude.h_mal.easycc.PublicMethods.createUrl;
+import static com.appttude.h_mal.easycc.PublicMethods.makeHttpRequest;
+
+public class MainActivity extends AppCompatActivity {
+
+    EditText currencyOneEditText;
+    EditText currencyTwoEditText;
+    TextView currencyOne;
+    TextView currencyTwo;
+    double conversionRateOne;
+    ProgressBar spinner;
+    LinearLayout wholeView;
+
+    private String URL = "https://free.currencyconverterapi.com/api/v3/convert?";
+    private String CURRENCY_ONE = "currency_one_pref";
+    private String CURRENCY_TWO = "currency_two_pref";
+
+    private static final String LOG_TAG = MainActivity.class.getSimpleName();
+
+    SharedPreferences pref;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+
+        pref = getApplicationContext().getSharedPreferences("MyPref", MODE_PRIVATE);
+        this.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN | WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);
+//        getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN);
+
+        currencyOneEditText = (EditText) findViewById(R.id.editText);
+        currencyTwoEditText = (EditText) findViewById(R.id.editText2);
+
+        currencyOne = (TextView) findViewById(R.id.currency_one);
+        currencyTwo = (TextView) findViewById(R.id.currency_two);
+
+        if (getIntent().getExtras() != null) {
+            Bundle b = getIntent().getExtras();
+            currencyOne.setText(arrayEntry(b.getString("parse_1")));
+            currencyTwo.setText(arrayEntry(b.getString("parse_2")));
+        }else{
+            if (pref != null) {
+                currencyOne.setText(pref.getString(CURRENCY_ONE, String.valueOf(getResources().getTextArray(R.array.currency_arrays)[0])));
+                currencyTwo.setText(pref.getString(CURRENCY_TWO, String.valueOf(getResources().getTextArray(R.array.currency_arrays)[0])));
+            }else{
+                currencyOne.setText(getResources().getTextArray(R.array.currency_arrays)[0]);
+                currencyTwo.setText(getResources().getTextArray(R.array.currency_arrays)[0]);
+            }
+        }
+
+        currencyOneEditText.addTextChangedListener(TextWatcherClass);
+        currencyTwoEditText.addTextChangedListener(TextWatcherClass2);
+
+        spinner = (ProgressBar) findViewById(R.id.progressBar);
+        spinner.setVisibility(View.GONE);
+
+        wholeView = findViewById(R.id.whole_view);
+
+//        addListenerOnSpinnerItemSelection();
+
+        currencyOne.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                CustomDialogClass dialogClass = new CustomDialogClass(MainActivity.this,currencyOne);
+                dialogClass.show();
+            }
+        });
+
+        currencyTwo.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                CustomDialogClass dialogClass = new CustomDialogClass(MainActivity.this,currencyTwo);
+                dialogClass.show();
+            }
+        });
+
+        String stringURL = UriBuilder(currencyOne.getText().toString().substring(0,3),
+                currencyTwo.getText().toString().substring(0,3));
+        MyAsyncTask task = new MyAsyncTask();
+        task.execute(stringURL);
+    }
+
+    @Override
+    protected void onNewIntent(Intent intent) {
+        super.onNewIntent(intent);
+
+        if (getIntent().getExtras() != null) {
+            Bundle b = getIntent().getExtras();
+            currencyOne.setText(arrayEntry(b.getString("parse_1")));
+            currencyTwo.setText(arrayEntry(b.getString("parse_2")));
+        }
+    }
+
+    private TextWatcher TextWatcherClass = new TextWatcher() {
+
+        @Override
+        public void onTextChanged(CharSequence s, int start, int before,
+                                  int count) {
+            currencyTwoEditText.removeTextChangedListener(TextWatcherClass2);
+            if(currencyOneEditText.getText().toString().isEmpty()){
+                currencyTwoEditText.setText("");
+                return;
+            }
+
+        }
+
+        @Override
+        public void beforeTextChanged(CharSequence s, int start, int count,
+                                      int after) {
+        }
+
+        @Override
+        public void afterTextChanged(Editable s) {
+
+            try{
+
+            Double topValue = Double.parseDouble(currencyOneEditText.getText().toString());
+            Double bottomValue = topValue * conversionRateOne;
+            DecimalFormat df = new DecimalFormat("#.##");
+            bottomValue = Double.valueOf(df.format(bottomValue));
+            currencyTwoEditText.setText(bottomValue.toString());
+
+            }
+            catch (NumberFormatException e){
+                Log.e(LOG_TAG, "no numbers inserted");
+            }
+            currencyTwoEditText.addTextChangedListener(TextWatcherClass2);
+        }
+
+    };
+
+    private TextWatcher TextWatcherClass2 = new TextWatcher() {
+
+        @Override
+        public void onTextChanged(CharSequence s, int start, int before,
+                                  int count) {
+            currencyOneEditText.removeTextChangedListener(TextWatcherClass);
+            if(currencyTwoEditText.getText().toString().isEmpty()){
+                currencyOneEditText.setText("");
+            }
+        }
+
+        @Override
+        public void beforeTextChanged(CharSequence s, int start, int count,
+                                      int after) {
+        }
+
+        @Override
+        public void afterTextChanged(Editable s) {
+
+            try{
+
+            Double bottomValue = Double.parseDouble(currencyTwoEditText.getText().toString());
+            Double topValue = bottomValue * (1 / conversionRateOne);
+            DecimalFormat df = new DecimalFormat("#.##");
+            topValue = Double.valueOf(df.format(topValue));
+            currencyOneEditText.setText(topValue.toString());
+
+
+            }
+            catch (NumberFormatException e){
+                Log.e(LOG_TAG, "no numbers inserted");
+            }
+            currencyOneEditText.addTextChangedListener(TextWatcherClass);
+        }
+
+    };
+
+
+
+    private double extractFeatureFromJson(String newsJSON) {
+        double conversionValue = 0.00;
+
+        Log.i(LOG_TAG, "extractFeatureFromJson: " + newsJSON);
+
+        String currencyOneVal = currencyOne.getText().toString().substring(0,3);
+        String currencyTwoVal = currencyTwo.getText().toString().substring(0,3);
+
+        Log.i(LOG_TAG, "extractFeatureFromJson: " + currencyOneVal + "_" + currencyTwoVal);
+
+        if (TextUtils.isEmpty(newsJSON)) {
+            return 0.00;
+        }
+
+        try {
+            JSONObject jObject = new JSONObject(newsJSON);
+            conversionValue = jObject.getDouble(currencyOneVal + "_" + currencyTwoVal);
+
+        } catch (JSONException e) {
+
+            Log.e("MainActivity", "Problem parsing the JSON results", e);
+        }
+        return conversionValue;
+    }
+
+    protected class MyAsyncTask extends AsyncTask<String, Void, Double> {
+
+        @Override
+        protected Double doInBackground(String... urlString) {
+            String jsonResponse = null;
+
+            if (urlString.length < 1 || urlString[0] == null) {
+                return null;
+            }
+            try {
+                URL url = createUrl(urlString[0]);
+                jsonResponse = makeHttpRequest(url);
+
+            } catch (IOException e) {
+                Log.e(LOG_TAG, "Problem making the HTTP request.", e);
+            }
+
+            if (jsonResponse.equals("")){
+                return null;
+            }
+
+            return extractFeatureFromJson(jsonResponse);
+
+        }
+
+        @Override
+        protected void onPreExecute() {
+            super.onPreExecute();
+            spinner.setVisibility(View.VISIBLE);
+            AlphaAnimation animation1 = new AlphaAnimation(1.0f, 0.2f);
+            animation1.setDuration(200);
+            wholeView.startAnimation(animation1);
+            wholeView.setAlpha(0.2f);
+        }
+
+        @Override
+        protected void onPostExecute(Double result) {
+            super.onPostExecute(result);
+
+            spinner.setVisibility(View.GONE);
+            wholeView.setAlpha(1.0f);
+
+            if (result == null){
+                Toast.makeText(MainActivity.this, "Failed to retrieve exchange rate", Toast.LENGTH_SHORT).show();
+            }else{
+                conversionRateOne = result;
+            }
+
+        }
+
+    }
+
+    private class CustomDialogClass extends Dialog implements android.view.View.OnClickListener{
+
+        Context context;
+        ListView listView;
+        TextView textView;
+        EditText editText;
+        int selection;
+
+        public CustomDialogClass(@NonNull Context context, TextView textView) {
+            super(context);
+            this.context = context;
+            this.textView = textView;
+            if (textView.getId() == R.id.currency_one){
+                selection = 1;
+            }else{
+                selection = 2;
+            }
+        }
+
+        @Override
+        protected void onCreate(Bundle savedInstanceState) {
+            super.onCreate(savedInstanceState);
+            setContentView(R.layout.custom_dialog);
+
+            getWindow().setBackgroundDrawableResource(android.R.color.transparent);
+
+            getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);
+
+            listView = (ListView) findViewById(R.id.list_view);
+            editText = (EditText) findViewById(R.id.search_text) ;
+
+            final ArrayAdapter<CharSequence> arrayAdapter = ArrayAdapter.createFromResource(context,R.array.currency_arrays,android.R.layout.simple_list_item_1);
+            listView.setAdapter(arrayAdapter);
+
+            editText.addTextChangedListener(new TextWatcher() {
+                @Override
+                public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {
+
+                }
+
+                @Override
+                public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {
+                    arrayAdapter.getFilter().filter(charSequence);
+                }
+
+                @Override
+                public void afterTextChanged(Editable editable) {
+
+                }
+            });
+
+            listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
+                @Override
+                public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {
+                    textView.setText(adapterView.getItemAtPosition(i).toString());
+                    SharedPreferences.Editor editor = pref.edit();
+                    if (selection == 1) {
+                        editor.putString(CURRENCY_ONE,adapterView.getItemAtPosition(i).toString());
+                    }else{
+                        editor.putString(CURRENCY_TWO,adapterView.getItemAtPosition(i).toString());
+                    }
+                    editor.apply();
+                    currencyOneEditText.setText("");
+                    currencyTwoEditText.setText("");
+                    String stringURL = UriBuilder(currencyOne.getText().toString().substring(0,3),
+                            currencyTwo.getText().toString().substring(0,3));
+                    MyAsyncTask task = new MyAsyncTask();
+                    task.execute(stringURL);
+                    dismiss();
+                }
+            });
+        }
+
+        @Override
+        public void onClick(View view) {
+
+        }
+    }
+
+    private String arrayEntry (String s){
+        String[] strings = getResources().getStringArray(R.array.currency_arrays);
+        String returnString = strings[0];
+        for (String string : strings) {
+            if (s.equals(string.substring(0, 3))) {
+                returnString = string;
+
+            }
+        }
+
+        return returnString;
+    }
+
+
+}

app/src/main/java/com/appttude/h_mal/easycc/PublicMethods.java

@@ -0,0 +1,110 @@
+package com.appttude.h_mal.easycc;
+
+import android.net.Uri;
+import android.util.Log;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.nio.charset.Charset;
+
+public class PublicMethods {
+
+    private static String TAG = PublicMethods.class.getSimpleName();
+    private static String URL = "https://free.currencyconverterapi.com/api/v3/convert?";
+
+    public PublicMethods() {
+    }
+
+    static String UriBuilder(String s1, String s2){
+        s1 = s1.substring(0,3);
+        s2 = s2.substring(0,3);
+
+        Log.i(TAG, "UriBuilder: " + s1 + "_" + s2);
+
+        Uri baseUri = Uri.parse(URL);
+        Uri.Builder builder = baseUri.buildUpon();
+        builder.appendQueryParameter("q", s1 + "_" + s2)
+                .appendQueryParameter("compact", "ultra")
+                .appendQueryParameter("apiKey", "a4f93cc2ff05dd772321");
+
+        return builder.build().toString();
+
+    }
+
+    static java.net.URL createUrl(String stringUrl) {
+        URL url = null;
+        try {
+            url = new URL(stringUrl);
+        } catch (MalformedURLException e) {
+            Log.e(TAG, "Error with creating URL ", e);
+        }
+        return url;
+    }
+
+
+    static String makeHttpRequest(URL url) throws IOException {
+        String jsonResponse = "";
+
+        if (url == null) {
+            return jsonResponse;
+        }
+
+        HttpURLConnection urlConnection = null;
+        InputStream inputStream = null;
+        try {
+            urlConnection = (HttpURLConnection) url.openConnection();
+            urlConnection.setReadTimeout(30000);
+            urlConnection.setConnectTimeout(30000);
+            urlConnection.setRequestMethod("GET");
+            urlConnection.connect();
+
+            if (urlConnection.getResponseCode() == 200) {
+                inputStream = urlConnection.getInputStream();
+                jsonResponse = readFromStream(inputStream);
+            } else {
+                Log.e(TAG, "Error response code: " + urlConnection.getResponseCode());
+            }
+        } catch (IOException e) {
+            Log.e(TAG, "Problem retrieving the JSON results.", e);
+        } finally {
+            if (urlConnection != null) {
+                urlConnection.disconnect();
+            }
+            if (inputStream != null) {
+                inputStream.close();
+            }
+        }
+        return jsonResponse;
+    }
+
+    private static String readFromStream(InputStream inputStream) throws IOException {
+        StringBuilder output = new StringBuilder();
+        if (inputStream != null) {
+            InputStreamReader inputStreamReader = new InputStreamReader(inputStream, Charset.forName("UTF-8"));
+            BufferedReader reader = new BufferedReader(inputStreamReader);
+            String line = "";
+            while (line != null) {
+                output.append(line);
+                line = reader.readLine();
+            }
+        }
+        Log.d(TAG, output.toString());
+        return output.toString();
+
+    }
+
+    public static double round(double value, int places) {
+        if (places < 0) throw new IllegalArgumentException();
+
+        long factor = (long) Math.pow(10, places);
+        value = value * factor;
+        long tmp = Math.round(value);
+        return (double) tmp / factor;
+    }
+
+}

app/src/main/res/drawable-nodpi/gradient.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <gradient
+        android:startColor="#b3001b"
+        android:endColor="#262626"
+        android:type="linear"
+        android:angle="45"/>
+</shape>

app/src/main/res/drawable-nodpi/gradient_colour.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <gradient
+        android:startColor="@color/colour_three"
+        android:endColor="@color/colour_two"
+        android:type="linear"
+        android:angle="45"/>
+</shape>

app/src/main/res/drawable-nodpi/round_edit_text.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape  xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle" android:padding="10dp">
+    <solid android:color="@color/colour_two" />
+    <corners
+        android:bottomRightRadius="22dp"
+        android:bottomLeftRadius="22dp"
+        android:topLeftRadius="22dp"
+        android:topRightRadius="22dp" />
+</shape>

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

@@ -0,0 +1,111 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:card_view="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:layout_centerInParent="true"
+    android:orientation="vertical"
+    android:focusable="false"
+    android:focusableInTouchMode="true"
+    tools:context="com.appttude.h_mal.easycc.MainActivity">
+
+
+    <RelativeLayout
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_centerInParent="true"
+        android:layout_margin="12dp">
+
+        <LinearLayout
+            android:id="@+id/whole_view"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical">
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginBottom="18dp"
+                android:orientation="vertical">
+
+                <android.support.v7.widget.CardView xmlns:card_view="http://schemas.android.com/apk/res-auto"
+                    style="@style/cardview_theme">
+
+                    <TextView
+                        android:id="@+id/currency_one"
+                        android:layout_width="match_parent"
+                        android:layout_height="wrap_content"
+                        android:layout_margin="12dp"
+                        android:text="Currency One"
+                        android:textColor="@color/colour_five"
+                        android:textSize="18sp" />
+                </android.support.v7.widget.CardView>
+
+
+                <EditText
+                    android:id="@+id/editText"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_marginBottom="6dp"
+                    android:layout_marginTop="6dp"
+                    android:background="@drawable/round_edit_text"
+                    android:ems="10"
+                    android:hint="insert value one"
+                    android:textColorHighlight="#608d91"
+                    android:inputType="numberDecimal"
+                    android:padding="12dp"
+                    android:selectAllOnFocus="true" />
+
+            </LinearLayout>
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:orientation="vertical">
+
+                <android.support.v7.widget.CardView xmlns:card_view="http://schemas.android.com/apk/res-auto"
+                    style="@style/cardview_theme">
+
+                    <TextView
+                        android:id="@+id/currency_two"
+                        android:layout_width="match_parent"
+                        android:layout_height="wrap_content"
+                        android:layout_margin="12dp"
+                        android:text="Currency Two"
+                        android:textColor="@color/colour_five"
+                        android:textSize="18sp" />
+                </android.support.v7.widget.CardView>
+
+
+                <EditText
+                    android:id="@+id/editText2"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="6dp"
+                    android:layout_weight="7"
+                    android:background="@drawable/round_edit_text"
+                    android:ems="10"
+                    android:hint="insert value two"
+                    android:textColorHighlight="#608d91"
+                    android:inputType="numberDecimal"
+                    android:padding="12dp"
+                    android:selectAllOnFocus="true" />
+
+            </LinearLayout>
+
+        </LinearLayout>
+
+        <ProgressBar
+            android:id="@+id/progressBar"
+            style="?android:attr/progressBarStyle"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_centerInParent="true"
+            android:indeterminate="true"
+            android:indeterminateTint="@color/colour_four"
+            android:indeterminateTintMode="src_atop" />
+    </RelativeLayout>
+
+</RelativeLayout>

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

@@ -0,0 +1,56 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:backgroundTint="@android:color/transparent"
+    android:orientation="vertical">
+
+
+    <android.support.v7.widget.CardView xmlns:card_view="http://schemas.android.com/apk/res-auto"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        card_view:cardBackgroundColor="@color/colour_three"
+        card_view:cardCornerRadius="22dp">
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical">
+
+            <TextView
+                android:id="@+id/confirm_text"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+
+                android:layout_margin="8dp"
+                android:text="Create widget for AUDGBP?"
+                android:textColor="@color/colour_five" />
+
+            <LinearLayout
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="right"
+                android:orientation="horizontal">
+
+                <TextView
+                    android:id="@+id/confirm_yes"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_margin="8dp"
+                    android:text="@android:string/yes"
+                    android:textColor="@color/colour_five" />
+
+                <TextView
+                    android:id="@+id/confirm_no"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_margin="8dp"
+                    android:text="@android:string/no"
+                    android:textColor="@color/colour_five" />
+
+            </LinearLayout>
+        </LinearLayout>
+
+    </android.support.v7.widget.CardView>
+
+</LinearLayout>

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

@@ -0,0 +1,36 @@
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/widget_view"
+    android:layout_width="match_parent"
+    android:layout_height="72dp"
+    android:orientation="vertical">
+
+
+    <TextView
+        android:id="@+id/exchangeName"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_marginBottom="3dp"
+        android:layout_weight="1"
+        android:autoSizeMaxTextSize="100sp"
+        android:autoSizeMinTextSize="8sp"
+        android:autoSizeStepGranularity="2sp"
+        android:autoSizeTextType="uniform"
+        android:gravity="center"
+        android:textColor="#ffffff"
+        tools:text="AUDGBP" />
+
+    <TextView
+        android:id="@+id/exchangeRate"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="2"
+        android:autoSizeMaxTextSize="100sp"
+        android:autoSizeMinTextSize="6sp"
+        android:autoSizeStepGranularity="2sp"
+        android:autoSizeTextType="uniform"
+        android:gravity="center"
+        android:textColor="#ffffff"
+        android:textStyle="bold"
+        tools:text="0.56" />
+</LinearLayout>

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

@@ -0,0 +1,70 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:layout_centerInParent="true"
+    android:layout_margin="10dp"
+    android:orientation="vertical">
+
+    <RelativeLayout
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_centerInParent="true">
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical"
+            android:id="@+id/whole_view">
+
+                <android.support.v7.widget.CardView
+                    xmlns:card_view="http://schemas.android.com/apk/res-auto"
+                    style="@style/cardview_theme"
+                    android:layout_margin="11dp">
+
+                    <TextView
+                        android:id="@+id/currency_one"
+                        android:layout_width="match_parent"
+                        android:layout_height="wrap_content"
+                        android:layout_margin="12dp"
+                        android:text="Currency One"
+                        android:textColor="@color/colour_five"
+                        android:textSize="18sp" />
+                </android.support.v7.widget.CardView>
+
+
+                <android.support.v7.widget.CardView
+                    xmlns:card_view="http://schemas.android.com/apk/res-auto"
+                    style="@style/cardview_theme"
+                    android:layout_margin="11dp">
+
+                    <TextView
+                        android:id="@+id/currency_two"
+                        android:layout_width="match_parent"
+                        android:layout_height="wrap_content"
+                        android:layout_margin="12dp"
+                        android:text="Currency Two"
+                        android:textColor="@color/colour_five"
+                        android:textSize="18sp" />
+                </android.support.v7.widget.CardView>
+
+        </LinearLayout>
+
+        <TextView
+            android:layout_marginTop="12dp"
+            android:layout_marginRight="22dp"
+            android:id="@+id/submit_widget"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_below="@id/whole_view"
+            android:layout_alignParentRight="true"
+            android:textColor="@color/colour_five"
+            android:text="Submit" />
+
+    </RelativeLayout>
+
+
+
+</RelativeLayout>

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

@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:backgroundTint="@android:color/transparent"
+    android:orientation="vertical">
+
+
+
+    <android.support.v7.widget.CardView
+        xmlns:card_view="http://schemas.android.com/apk/res-auto"
+        android:layout_weight="1"
+        android:layout_height="0dp"
+        android:layout_width="match_parent"
+        card_view:cardCornerRadius="22dp"
+        card_view:cardBackgroundColor="@color/colour_three"
+        android:layout_marginTop="45dp">
+
+            <ListView
+                android:id="@+id/list_view"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent">
+            </ListView>
+
+    </android.support.v7.widget.CardView>
+    <android.support.v7.widget.CardView xmlns:card_view="http://schemas.android.com/apk/res-auto"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="45dp"
+        android:layout_marginTop="20dp"
+        card_view:cardBackgroundColor="@color/colour_three"
+        card_view:cardCornerRadius="22dp">
+
+        <EditText
+            android:id="@+id/search_text"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_margin="8dp"
+            android:hint="Search Currency" />
+    </android.support.v7.widget.CardView>
+
+</LinearLayout>

app/src/main/res/values-v14/dimens.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <!--
+Refer to App Widget Documentation for margin information
+http://developer.android.com/guide/topics/appwidgets/index.html#CreatingLayout
+    -->
+    <dimen name="widget_margin">0dp</dimen>
+
+</resources>

app/src/main/res/values/colors.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="colorPrimary">#3F51B5</color>
+    <color name="colorPrimaryDark">#303F9F</color>
+    <color name="colorAccent">#FF4081</color>
+
+    <color name="colour_one">#253031</color>
+    <color name="colour_two">#315659</color>
+    <color name="colour_three">#2978A0</color>
+    <color name="colour_four">#8549ff</color>
+    <color name="colour_five">#C6E0FF</color>
+</resources>

app/src/main/res/values/dimens.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <!--
+Refer to App Widget Documentation for margin information
+http://developer.android.com/guide/topics/appwidgets/index.html#CreatingLayout
+    -->
+    <dimen name="widget_margin">8dp</dimen>
+
+</resources>

app/src/main/res/values/strings.xml

@@ -0,0 +1,163 @@
+<resources>
+    <string name="app_name">easyCC</string>
+
+    <string-array name="currency_arrays">
+        <item>ALL - Albanian Lek</item>
+        <item>AFN - Afghan Afghani</item>
+        <item>DZD - Algerian Dinar</item>
+        <item>AOA - Angolan Kwanza</item>
+        <item>ARS - Argentine Peso</item>
+        <item>AMD - Armenian Dram</item>
+        <item>AWG - Aruban Florin</item>
+        <item>AUD - Australian Dollar</item>
+        <item>AZN - Azerbaijani Manat</item>
+        <item>BSD - Bahamian Dollar</item>
+        <item>BHD - Bahraini Dinar</item>
+        <item>BDT - Bangladeshi Taka</item>
+        <item>BBD - Barbadian Dollar</item>
+        <item>BYR - Belarusian Ruble</item>
+        <item>BZD - Belize Dollar</item>
+        <item>BTN - Bhutanese Ngultrum</item>
+        <item>BTC - Bitcoin</item>
+        <item>BOB - Bolivian Boliviano</item>
+        <item>BAM - Bosnia And Herzegovina Konvertibilna Marka</item>
+        <item>BWP - Botswana Pula</item>
+        <item>BRL - Brazilian Real</item>
+        <item>GBP - British Pound</item>
+        <item>BND - Brunei Dollar</item>
+        <item>BGN - Bulgarian Lev</item>
+        <item>BIF - Burundi Franc</item>
+        <item>KHR - Cambodian Riel</item>
+        <item>CAD - Canadian Dollar</item>
+        <item>CVE - Cape Verdean Escudo</item>
+        <item>KYD - Cayman Islands Dollar</item>
+        <item>XAF - Central African CFA Franc</item>
+        <item>XPF - CFP Franc</item>
+        <item>CLP - Chilean Peso</item>
+        <item>CNY - Chinese Yuan</item>
+        <item>COP - Colombian Peso</item>
+        <item>KMF - Comorian Franc</item>
+        <item>CDF - Congolese Franc</item>
+        <item>CRC - Costa Rican Colon</item>
+        <item>HRK - Croatian Kuna</item>
+        <item>CUP - Cuban Peso</item>
+        <item>CZK - Czech Koruna</item>
+        <item>DKK - Danish Krone</item>
+        <item>DJF - Djiboutian Franc</item>
+        <item>DOP - Dominican Peso</item>
+        <item>XCD - East Caribbean Dollar</item>
+        <item>EGP - Egyptian Pound</item>
+        <item>ERN - Eritrean Nakfa</item>
+        <item>ETB - Ethiopian Birr</item>
+        <item>EUR - Euro</item>
+        <item>FKP - Falkland Islands Pound</item>
+        <item>FJD - Fijian Dollar</item>
+        <item>GMD - Gambian Dalasi</item>
+        <item>GEL - Georgian Lari</item>
+        <item>GHS - Ghanaian Cedi</item>
+        <item>GIP - Gibraltar Pound</item>
+        <item>GTQ - Guatemalan Quetzal</item>
+        <item>GNF - Guinean Franc</item>
+        <item>GYD - Guyanese Dollar</item>
+        <item>HTG - Haitian Gourde</item>
+        <item>HNL - Honduran Lempira</item>
+        <item>HKD - Hong Kong Dollar</item>
+        <item>HUF - Hungarian Forint</item>
+        <item>ISK - Icelandic Kr\u00f3na</item>
+        <item>INR - Indian Rupee</item>
+        <item>IDR - Indonesian Rupiah</item>
+        <item>IRR - Iranian Rial</item>
+        <item>IQD - Iraqi Dinar</item>
+        <item>ILS - Israeli New Sheqel</item>
+        <item>JMD - Jamaican Dollar</item>
+        <item>JPY - Japanese Yen</item>
+        <item>JOD - Jordanian Dinar</item>
+        <item>KZT - Kazakhstani Tenge</item>
+        <item>KES - Kenyan Shilling</item>
+        <item>KWD - Kuwaiti Dinar</item>
+        <item>KGS - Kyrgyzstani Som</item>
+        <item>LAK - Lao Kip</item>
+        <item>LVL - Latvian Lats</item>
+        <item>LBP - Lebanese Lira</item>
+        <item>LSL - Lesotho Loti</item>
+        <item>LRD - Liberian Dollar</item>
+        <item>LYD - Libyan Dinar</item>
+        <item>MOP - Macanese Pataca</item>
+        <item>MKD - Macedonian Denar</item>
+        <item>MGA - Malagasy Ariary</item>
+        <item>MWK - Malawian Kwacha</item>
+        <item>MYR - Malaysian Ringgit</item>
+        <item>MVR - Maldivian Rufiyaa</item>
+        <item>MRO - Mauritanian Ouguiya</item>
+        <item>MUR - Mauritian Rupee</item>
+        <item>MXN - Mexican Peso</item>
+        <item>MDL - Moldovan Leu</item>
+        <item>MNT - Mongolian Tugrik</item>
+        <item>MAD - Moroccan Dirham</item>
+        <item>MZN - Mozambican Metical</item>
+        <item>MMK - Myanma Kyat</item>
+        <item>NAD - Namibian Dollar</item>
+        <item>NPR - Nepalese Rupee</item>
+        <item>ANG - Netherlands Antillean Gulden</item>
+        <item>TWD - New Taiwan Dollar</item>
+        <item>NZD - New Zealand Dollar</item>
+        <item>NIO - Nicaraguan Cordoba</item>
+        <item>NGN - Nigerian Naira</item>
+        <item>KPW - North Korean Won</item>
+        <item>NOK - Norwegian Krone</item>
+        <item>OMR - Omani Rial</item>
+        <item>TOP - Paanga</item>
+        <item>PKR - Pakistani Rupee</item>
+        <item>PAB - Panamanian Balboa</item>
+        <item>PGK - Papua New Guinean Kina</item>
+        <item>PYG - Paraguayan Guarani</item>
+        <item>PEN - Peruvian Nuevo Sol</item>
+        <item>PHP - Philippine Peso</item>
+        <item>PLN - Polish Zloty</item>
+        <item>QAR - Qatari Riyal</item>
+        <item>RON - Romanian Leu</item>
+        <item>RUB - Russian Ruble</item>
+        <item>RWF - Rwandan Franc</item>
+        <item>SHP - Saint Helena Pound</item>
+        <item>WST - Samoan Tala</item>
+        <item>STD - Sao Tome And Principe Dobra</item>
+        <item>SAR - Saudi Riyal</item>
+        <item>RSD - Serbian Dinar</item>
+        <item>SCR - Seychellois Rupee</item>
+        <item>SLL - Sierra Leonean Leone</item>
+        <item>SGD - Singapore Dollar</item>
+        <item>SBD - Solomon Islands Dollar</item>
+        <item>SOS - Somali Shilling</item>
+        <item>ZAR - South African Rand</item>
+        <item>KRW - South Korean Won</item>
+        <item>XDR - Special Drawing Rights</item>
+        <item>LKR - Sri Lankan Rupee</item>
+        <item>SDG - Sudanese Pound</item>
+        <item>SRD - Surinamese Dollar</item>
+        <item>SZL - Swazi Lilangeni</item>
+        <item>SEK - Swedish Krona</item>
+        <item>CHF - Swiss Franc</item>
+        <item>SYP - Syrian Pound</item>
+        <item>TJS - Tajikistani Somoni</item>
+        <item>TZS - Tanzanian Shilling</item>
+        <item>THB - Thai Baht</item>
+        <item>TTD - Trinidad and Tobago Dollar</item>
+        <item>TND - Tunisian Dinar</item>
+        <item>TRY - Turkish New Lira</item>
+        <item>TMT - Turkmenistan Manat</item>
+        <item>AED - UAE Dirham</item>
+        <item>UGX - Ugandan Shilling</item>
+        <item>UAH - Ukrainian Hryvnia</item>
+        <item>USD - United States Dollar</item>
+        <item>UYU - Uruguayan Peso</item>
+        <item>UZS - Uzbekistani Som</item>
+        <item>VUV - Vanuatu Vatu</item>
+        <item>VEF - Venezuelan Bolivar</item>
+        <item>VND - Vietnamese Dong</item>
+        <item>XOF - West African CFA Franc</item>
+        <item>YER - Yemeni Rial</item>
+        <item>ZMW - Zambian Kwacha</item>
+    </string-array>
+    <string name="configure">Configure</string>
+    <string name="add_widget">Add widget</string>
+</resources>

app/src/main/res/values/styles.xml

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+<resources>
+
+    <!-- Base application theme. -->
+    <style name="AppTheme" parent="Theme.AppCompat.NoActionBar">
+        <!-- Customize your theme here. -->
+        <item name="colorPrimary">@color/colour_two</item>
+        <item name="colorPrimaryDark">@color/colour_two</item>
+        <item name="colorAccent">@color/colour_two</item>
+        <item name="android:windowBackground">@drawable/gradient_colour</item>
+        <item name="windowActionBar">false</item>
+        <item name="windowNoTitle">true</item>
+        <item name="android:editTextColor">@color/colour_five</item>
+        <item name="android:textColorPrimary">@color/colour_five</item>
+    </style>
+
+    <style name="cardview_theme" parent="CardView">
+        <item name="android:layout_width">match_parent</item>
+        <item name="android:layout_height">match_parent</item>
+        <item name="cardBackgroundColor">@color/colour_three</item>
+        <item name="cardCornerRadius">22dp</item>
+        <!--<item name="cardElevation">0dp</item>-->
+    </style>
+
+    <style name="edittext_theme">
+        <item name="android:layout_width">match_parent</item>
+        <item name="android:layout_height">wrap_content</item>
+        <item name="android:ems">10</item>
+        <item name="android:inputType">numberDecimal</item>
+        <item name="android:selectAllOnFocus">true</item>
+    </style>
+
+</resources>

app/src/main/res/xml/currency_app_widget_info.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<appwidget-provider xmlns:android="http://schemas.android.com/apk/res/android"
+    android:configure="com.appttude.h_mal.easycc.CurrencyAppWidgetConfigureActivity"
+    android:initialKeyguardLayout="@layout/currency_app_widget"
+    android:initialLayout="@layout/currency_app_widget"
+    android:minHeight="40dp"
+    android:minWidth="110dp"
+    android:minResizeHeight="40dp"
+    android:minResizeWidth="40dp"
+    android:previewImage="@drawable/easyycc_widget_preview"
+    android:resizeMode="horizontal"
+    android:updatePeriodMillis="86400000"
+    android:widgetCategory="home_screen">
+
+</appwidget-provider>

app/src/test/java/com/appttude/h_mal/easycc/ExampleUnitTest.java

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+package com.appttude.h_mal.easycc;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+public class ExampleUnitTest {
+    @Test
+    public void addition_isCorrect() throws Exception {
+        assertEquals(4, 2 + 2);
+    }
+}