Radiobuton - ngjyra

package com.example.mbledhja;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.RadioButton;
import android.widget.TextView;

public class MainActivity extends AppCompatActivity {
    RadioButton kuq , blu , verdhe;
    TextView txtView;
    Button button;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        kuq=(RadioButton)findViewById(R.id.radioButton);
        blu=(RadioButton)findViewById(R.id.radioButton2);
        verdhe=(RadioButton)findViewById(R.id.radioButton3);

        txtView=(TextView)findViewById(R.id.textView4);
        button=(Button)findViewById(R.id.button2);

        button.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                if(kuq.isChecked()){
                    txtView.setText("Keni zgjedhur ngjyre te kuqe");
                }
                else if(blu.isChecked()){
                    txtView.setText("Keni zgjedhur ngjyre blu");
                }
                else if (verdhe.isChecked()){
                    txtView.setText("Keni zgjedhur ngjyre verdh");
                }
                else{
                    txtView.setText("Ju skeni sgjedhur asnje ngjyre");
                }
            }
        });

    }
}