Created
May 2, 2017 08:27
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MainActivity.java
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import android.content.DialogInterface; | |
import android.content.Intent; | |
import android.support.v7.app.AlertDialog; | |
import android.support.v7.app.AppCompatActivity; | |
import android.os.Bundle; | |
import android.view.View; | |
import android.widget.Button; | |
import android.widget.TextView; | |
import java.util.Random; | |
public class MainActivity extends AppCompatActivity { | |
Button answer1, answer2, answer3, answer4; | |
TextView score, question; | |
private Questions mQuestions = new Questions(); | |
private String mAnswer; | |
private int mScore = 0; | |
private int mQuestionsLenght = mQuestions.mQuestions.length; | |
Random r = new Random(); | |
@Override | |
protected void onCreate(Bundle savedInstanceState) { | |
super.onCreate(savedInstanceState); | |
setContentView(R.layout.activity_main); | |
answer1 = (Button) findViewById(R.id.answer1); | |
answer2 = (Button) findViewById(R.id.answer2); | |
answer3 = (Button) findViewById(R.id.answer3); | |
answer4 = (Button) findViewById(R.id.answer4); | |
score = (TextView) findViewById(R.id.score); | |
question = (TextView) findViewById(R.id.question); | |
score.setText("Score: " + mScore); | |
updateQuestion(r.nextInt(mQuestionsLenght)); | |
answer1.setOnClickListener(new View.OnClickListener() { | |
@Override | |
public void onClick(View view) { | |
if (answer1.getText().equals(mAnswer)) { | |
mScore++; | |
score.setText("Score: " + mScore); | |
updateQuestion(r.nextInt(mQuestionsLenght)); | |
} else { | |
gameOver(); | |
} | |
} | |
}); | |
answer2.setOnClickListener(new View.OnClickListener() { | |
@Override | |
public void onClick(View view) { | |
if (answer2.getText().equals(mAnswer)) { | |
mScore++; | |
score.setText("Score: " + mScore); | |
updateQuestion(r.nextInt(mQuestionsLenght)); | |
} else { | |
gameOver(); | |
} | |
} | |
}); | |
answer3.setOnClickListener(new View.OnClickListener() { | |
@Override | |
public void onClick(View view) { | |
if (answer3.getText().equals(mAnswer)) { | |
mScore++; | |
score.setText("Score: " + mScore); | |
updateQuestion(r.nextInt(mQuestionsLenght)); | |
} else { | |
gameOver(); | |
} | |
} | |
}); | |
answer4.setOnClickListener(new View.OnClickListener() { | |
@Override | |
public void onClick(View view) { | |
if (answer4.getText().equals(mAnswer)) { | |
mScore++; | |
score.setText("Score: " + mScore); | |
updateQuestion(r.nextInt(mQuestionsLenght)); | |
} else { | |
gameOver(); | |
} | |
} | |
}); | |
} | |
private void updateQuestion(int num) { | |
question.setText(mQuestions.getQuestion(num)); | |
answer1.setText(mQuestions.getChoice1(num)); | |
answer2.setText(mQuestions.getChoice2(num)); | |
answer3.setText(mQuestions.getChoice3(num)); | |
answer4.setText(mQuestions.getChoice4(num)); | |
mAnswer = mQuestions.getCorrectAnswer(num); | |
} | |
private void gameOver(){ | |
AlertDialog.Builder alertDialogBuilder = new AlertDialog.Builder(MainActivity.this); | |
alertDialogBuilder | |
.setMessage("You failed! Score is : " + mScore + " points.") | |
.setCancelable(false) | |
.setPositiveButton("Start over!", | |
new DialogInterface.OnClickListener() { | |
@Override | |
public void onClick(DialogInterface dialogInterface, int i) { | |
startActivity(new Intent(getApplicationContext(), MainActivity.class)); | |
finish(); | |
} | |
}) | |
.setNegativeButton("Exit!", | |
new DialogInterface.OnClickListener() { | |
@Override | |
public void onClick(DialogInterface dialogInterface, int i) { | |
finish(); | |
} | |
}); | |
AlertDialog alertDialog = alertDialogBuilder.create(); | |
alertDialog.show(); | |
} | |
} |
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