+import android.app.Activity;
+import android.app.AlertDialog;
+import android.preference.PreferenceManager;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.content.SharedPreferences.Editor;
+import android.content.DialogInterface;
+import android.util.Log;
+import android.view.View;
+import android.widget.TextView;
+import android.widget.RadioButton;
+
+import org.average.nfcauthcr.NFCAuthCRCheck;
+
+public class NFCAuthCREnroll extends Activity {
+
+ private final String TAG = getClass().getName();
+
+ private static boolean waitingForResult = false;
+ private static SharedPreferences prefs;
+ private static int slot;
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState)
+ {
+ super.onCreate(savedInstanceState);
+ Log.v(TAG, "Starting");
+ prefs = PreferenceManager.getDefaultSharedPreferences(this);
+ }
+
+ @Override
+ protected void onResume() {
+ super.onResume();
+ setContentView(R.layout.main);
+ slot = prefs.getInt("slot_number", -1);
+ Log.v(TAG, "found saved slot value " + slot);
+ RadioButton btn = null;
+ switch (slot) {
+ case 1: btn = (RadioButton)findViewById(R.id.slot_1);
+ break;
+ case 2: btn = (RadioButton)findViewById(R.id.slot_2);
+ break;
+ }
+ if (btn != null) btn.setChecked(true);
+ }
+
+ @Override
+ protected void onPause() {
+ super.onPause();
+ Log.v(TAG, "Going inactive, try to stop");
+ if (!waitingForResult) { finish(); }
+ }
+
+ @Override
+ protected void onStop() {
+ super.onStop();
+ Log.v(TAG, "Stop requested");
+ }
+
+ public void onSlotSelectionClicked(View view) {
+ Log.v(TAG, "Radio Button selected");
+ if (! ((RadioButton) view).isChecked()) return;
+ switch(view.getId()) {
+ case R.id.slot_1: slot=1; break;
+ case R.id.slot_2: slot=2; break;
+ }
+ Editor editor = prefs.edit();
+ editor.putInt("slot_number", slot);
+ editor.commit();
+ Log.v(TAG, "stored slot number " + slot);
+ }
+
+ public void onEnrollClicked(View view) {
+ Log.v(TAG, "Enroll clicked");
+ if (slot > 0) {
+ runEnrollment(slot);
+ } else {
+ showEnrollResult("Must specify which slot to use");
+ }
+ }
+
+ public void onActivityResult(int requestCode, int resultCode,
+ Intent intent) {
+ Log.v(TAG, "Got activity result");
+ waitingForResult = false;
+
+ if (resultCode != RESULT_OK) {
+ Log.v(TAG, "Error result code " + resultCode);
+ return;
+ }
+ byte[] challenge = intent.getByteArrayExtra("challenge");
+ Log.v(TAG, "Challenge is \"" + hex(challenge) + "\"");
+ byte[] response = intent.getByteArrayExtra("response");
+ Log.v(TAG, "Response is \"" + hex(response) + "\"");
+ }