initial

.gitignore

@@ -0,0 +1,15 @@
+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties

app/.gitignore

@@ -0,0 +1 @@
+/build

app/build.gradle

@@ -0,0 +1,38 @@
+plugins {
+    id 'com.android.application'
+}
+
+android {
+    compileSdk 32
+
+    defaultConfig {
+        applicationId "com.example.quizapp"
+        minSdk 21
+        targetSdk 32
+        versionCode 1
+        versionName "1.0"
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+}
+
+dependencies {
+
+    implementation 'androidx.appcompat:appcompat:1.5.0'
+    implementation 'com.google.android.material:material:1.6.1'
+    implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
+    testImplementation 'junit:junit:4.13.2'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.3'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
+}

app/proguard-rules.pro

@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# 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/src/androidTest/java/com/example/quizapp/ExampleInstrumentedTest.java

@@ -0,0 +1,26 @@
+package com.example.quizapp;
+
+import android.content.Context;
+
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumented 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() {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
+        assertEquals("com.example.quizapp", appContext.getPackageName());
+    }
+}

app/src/main/AndroidManifest.xml

@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    package="com.example.quizapp">
+
+    <application
+        android:allowBackup="true"
+        android:dataExtractionRules="@xml/data_extraction_rules"
+        android:fullBackupContent="@xml/backup_rules"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.QuizApp"
+        tools:targetApi="31">
+        <activity
+            android:name=".MainActivity"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

app/src/main/java/com/example/quizapp/MainActivity.java

@@ -0,0 +1,196 @@
+package com.example.quizapp;
+
+
+import android.annotation.SuppressLint;
+import android.os.Build;
+import android.view.View;
+import android.widget.Button;
+import android.widget.ImageButton;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import androidx.annotation.RequiresApi;
+import androidx.appcompat.app.AppCompatActivity;
+
+import saniandkd.questions;
+
+public class MainActivity extends AppCompatActivity
+        implements View.OnClickListener {
+    // setting up things
+    private Button falseButton;
+    private Button trueButton;
+    private ImageButton nextButton;
+    private ImageButton prevButton;
+    private ImageView Image;
+    private TextView questionTextView;
+    private int correct = 0;
+    // to keep current question track
+    private int currentQuestionIndex = 0;
+
+    private final questions[] questionBank = new questions[] {
+            // array of objects of class Question
+            // providing questions from string
+            // resource and the correct ans
+            new questions()(R.string.a, true),
+            new void questions()(R.string.b, false),
+            new void questions(R.string.c, true),
+            new void Question(R.string.d, true),
+            new void Question(R.string.e, true),
+            new void Question(R.string.f, false),
+
+    @Override
+    public void onClick(View v) {
+
+    }
+};
+
+    protected void onCreate(Bundle savedInstanceState)
+    {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+        // setting up the buttons
+        // associated with id
+        falseButton = findViewById(R.id.false_button);
+        trueButton = findViewById(R.id.true_button);
+        nextButton = findViewById(R.id.next_button);
+        prevButton = findViewById(R.id.prev_button);
+        // register our buttons to listen to
+        // click events
+        questionTextView
+                = findViewById(R.id.answer_text_view);
+        Image = findViewById(R.id.myimage);
+        falseButton.setOnClickListener(this);
+        trueButton.setOnClickListener(this);
+        nextButton.setOnClickListener(this);
+        prevButton.setOnClickListener(this);
+    }
+
+    @SuppressLint("SetTextI18n")
+    @RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
+    @Override
+    public void onClick(View v)
+    {
+        // checking which button is
+        // clicked by user
+        // in this case user choose false
+        switch (v.getId()) {
+            case R.id.false_button:
+                checkAnswer(false);
+                break;
+
+            case R.id.true_button:
+                checkAnswer(true);
+                break;
+
+            case R.id.next_button:
+                // go to next question
+                // limiting question bank range
+                if (currentQuestionIndex < 7) {
+                    currentQuestionIndex
+                            = currentQuestionIndex + 1;
+                    // we are safe now!
+                    // last question reached
+                    // making buttons
+                    // invisible
+                    if (currentQuestionIndex == 6) {
+                        questionTextView.setText(getString(
+                                R.string.correct, correct));
+                        nextButton.setVisibility(
+                                View.INVISIBLE);
+                        prevButton.setVisibility(
+                                View.INVISIBLE);
+                        trueButton.setVisibility(
+                                View.INVISIBLE);
+                        falseButton.setVisibility(
+                                View.INVISIBLE);
+                        if (correct > 3)
+
+                            questionTextView.setText(
+                                    "CORRECTNESS IS " + correct
+                                            + " "
+                                            + "OUT OF 6");
+                            // showing correctness
+                        else
+                            Image.setImageResource(
+                                    R.drawable.resu);
+                        // if correctness<3 showing sad emoji
+                    }
+                    else {
+                        updateQuestion();
+                    }
+                }
+
+                break;
+            case R.id.prev_button:
+                if (currentQuestionIndex > 0) {
+                    currentQuestionIndex
+                            = (currentQuestionIndex - 1)
+                            % questionBank.length;
+                    updateQuestion();
+                }
+        }
+    }
+
+    @RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
+    private void updateQuestion()
+    {
+        Log.d("Current",
+                "onClick: " + currentQuestionIndex);
+
+        questionTextView.setText(
+                questionBank[currentQuestionIndex]
+                        .getAnswerResId());
+        // setting the textview with new question
+        switch (currentQuestionIndex) {
+            case 1:
+                // setting up image for each
+                // question
+                Image.setImageResource(R.drawable.f2);
+                break;
+            case 2:
+                Image.setImageResource(R.drawable.f3);
+                break;
+            case 3:
+                Image.setImageResource(R.drawable.f4);
+                break;
+            case 4:
+                Image.setImageResource(R.drawable.f5);
+                break;
+            case 5:
+                Image.setImageResource(R.drawable.f6);
+                break;
+            case 6:
+                Image.setImageResource(R.drawable.f7);
+                break;
+            case 7:
+                Image.setImageResource(R.drawable.f1);
+                break;
+        }
+    }
+    private void checkAnswer(boolean userChooseCorrect)
+    {
+        boolean answerIsTrue
+                = questionBank[currentQuestionIndex]
+                .isAnswerTrue();
+        // getting correct ans of current question
+        int toastMessageId;
+        // if ans matches with the
+        // button clicked
+
+        if (userChooseCorrect == answerIsTrue) {
+            toastMessageId = R.string.correct_answer;
+            correct++;
+        }
+        else {
+            // showing toast
+            // message correct
+            toastMessageId = R.string.wrong_answer;
+        }
+
+        Toast
+                .makeText(MainActivity.this, toastMessageId,
+                        Toast.LENGTH_SHORT)
+                .show();
+    }
+}
+