// DonorInfo Example // Source code file: MainActivity.java package it372.ssmith.donorinfo; import android.content.Intent; import android.os.Bundle; import android.util.Log; import android.widget.Button; import android.widget.EditText; import androidx.activity.EdgeToEdge; import androidx.appcompat.app.AppCompatActivity; import androidx.core.graphics.Insets; import androidx.core.view.ViewCompat; import androidx.core.view.WindowInsetsCompat; import java.util.ArrayList; public class MainActivity extends AppCompatActivity { private ArrayList<Donation> donations = new ArrayList< >( ); private String infoString; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); EdgeToEdge.enable(this); setContentView(R.layout.activity_main); ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> { Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars()); v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom); return insets; }); donations = new ArrayList< >( ); Button button1 = findViewById(R.id.btn1); EditText edtName = findViewById(R.id.edt_name); EditText edtAmount = findViewById(R.id.edt_amt); button1.setOnClickListener(v -> { String name = edtName.getText( ).toString( ); double amount = Double.parseDouble(edtAmount.getText( ).toString( )); donations.add(new Donation(name, amount)); StringBuilder sb = new StringBuilder(""); int len = donations.size( ); for(int i = 0; i < len - 1; i++) { sb.append(donations.get(i).toString( ) + ";"); } sb.append(donations.get(len - 1)); infoString = sb.toString( ); // Log.i("001", infoString); Intent intent = new Intent(this, DisplayActivity.class); intent.putExtra("donor_info", infoString); startActivity(intent); }); } }