package it372.smiths.tempconverter3;
import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        Button convert = findViewById(R.id.convert);

        convert.setOnClickListener(new View.OnClickListener( ) {
            public void onClick(View view) {
                EditText editTxtCel = findViewById(R.id.cel);
                TextView txtFahr = findViewById(R.id.fahr);
                int cel = 0;
                String input = editTxtCel.getText().toString();
                try {
                    cel = Integer.parseInt(input);
                    int fahr = 9 * cel / 5 + 32;
                    txtFahr.setText(String.valueOf(fahr));
                } catch (NumberFormatException e) {
                    txtFahr.setText("Illegal Input");
                }
            }
        });
    }
}