checkboxes

gistfile1.txt

 //***************************  Question 3  *************************************
        //define an instance of checkboxes linked to question 3
        Button btn3 = (Button) findViewById(R.id.button_check_Q3);

        final CheckBox checkBox1 = (CheckBox) findViewById(checkbox3_1);
        final CheckBox checkBox2 = (CheckBox) findViewById(checkbox3_2);
        final CheckBox checkBox3 = (CheckBox) findViewById(checkbox3_3);
        final CheckBox checkBox4 = (CheckBox) findViewById(checkbox3_4);


        // add clicklistener to the button which is devoted to check the selected answer for question 3
        btn3.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                // Get the checked Radio Button ID from Radio Group
                //int selectedRadioButtonID ;


                    // Check which checkbox was clicked
                    if (checkBox1.isChecked()) {
                        rightAnswers++;
                    } 

                    if (checkBox2.isChecked()) {
                        wrongAnswers++;
                    }

                    if (checkBox3.isChecked()) {
                        rightAnswers++;
                    }

                    if (checkBox4.isChecked()) {
                        rightAnswers++;
                    }

                    if (rightAnswers ==0 && wrongAnswers ==0){

                        //message if no checkboxes selected
                        Toast.makeText(MainActivity.this, "Nothing selected from checkboxes.",
                                Toast.LENGTH_LONG).show();
                    }

                Log.v("MainActivity", "rightAnswers: " + rightAnswers);
            }

        });
        //******************************************************