Added functionality to the settings section.

app/src/main/java/de/vanitasvitae/enigmandroid/Enigma.java

@@ -16,7 +16,8 @@ public class Enigma
     private Rotor r3;
     //Slot for the reflector
     private Rotor reflector;
-    private boolean anomaly;
+    private boolean prefAnomaly;  //Do you want to simulate the anomaly?
+    private boolean anomaly;    //Is it time to spin twice?
     //Standard configuration (rotors 1-3, reflector B, all three rotors set to position 1, rings too)
     public static final int[] STANDARD_CONFIGURATION = {1, 2, 3, 2, 1, 1, 1, 0, 0, 0};
 
@@ -68,7 +69,7 @@ public class Enigma
     {
         //Rotate rotors
         r1.incrementCounter();
-        if (r1.isAtTurnoverPosition() || this.anomaly)
+        if (r1.isAtTurnoverPosition() || (this.anomaly && prefAnomaly))
         {
             r2.incrementCounter();
             //Handle Anomaly
@@ -367,6 +368,11 @@ public class Enigma
         return c;
     }
 
+    public void setPrefAnomaly(boolean b)
+    {
+        this.prefAnomaly = b;
+    }
+
     public static class InvalidPlugboardConfigurationFormatException extends Exception
     {
         public InvalidPlugboardConfigurationFormatException(String m)

app/src/main/java/de/vanitasvitae/enigmandroid/MainActivity.java

@@ -4,7 +4,9 @@ import android.app.Activity;
 import android.app.AlertDialog;
 import android.content.DialogInterface;
 import android.content.Intent;
+import android.content.SharedPreferences;
 import android.os.Bundle;
+import android.preference.PreferenceManager;
 import android.view.View;
 import android.view.Menu;
 import android.view.MenuItem;
@@ -26,9 +28,12 @@ public class MainActivity extends Activity
     private EditText input;
     private EditText output;
 
+    private static final int RESULT_SETTINGS = 1;
+
     private Enigma enigma;
     //memory for the ringsettings
     private int[] ringsettings = {0,0,0};
+    private boolean anomaly = true;
 
     @Override
     public void onCreate(Bundle savedInstanceState)
@@ -75,7 +80,7 @@ public class MainActivity extends Activity
         else if (id == R.id.action_settings)
         {
             Intent i = new Intent(this, SettingsActivity.class);
-            startActivityForResult(i, 0);
+            startActivityForResult(i, RESULT_SETTINGS);
         }
         return super.onOptionsItemSelected(item);
     }
@@ -121,6 +126,7 @@ public class MainActivity extends Activity
         {
             enigma.setConfiguration(conf);
             enigma.setPlugboard(plugboardConfiguration);
+            enigma.setPrefAnomaly(anomaly);
 
         } catch (Plugboard.PlugAlreadyUsedException e)
         {
@@ -283,4 +289,19 @@ public class MainActivity extends Activity
                     }
                 }).show();
     }
+
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        super.onActivityResult(requestCode, resultCode, data);
+
+        switch (requestCode) {
+            case RESULT_SETTINGS:
+            {
+                SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(this);
+                boolean an = sharedPrefs.getBoolean("prefAnomaly", true);
+                System.out.println(an);
+                this.anomaly = an;
+                break;
+            }
+        }
+    }
 }

app/src/main/java/de/vanitasvitae/enigmandroid/SettingsActivity.java

@@ -1,24 +1,7 @@
 package de.vanitasvitae.enigmandroid;
 
-import android.annotation.TargetApi;
-import android.content.Context;
-import android.content.res.Configuration;
-import android.media.Ringtone;
-import android.media.RingtoneManager;
-import android.net.Uri;
-import android.os.Build;
 import android.os.Bundle;
-import android.preference.ListPreference;
-import android.preference.Preference;
 import android.preference.PreferenceActivity;
-import android.preference.PreferenceCategory;
-import android.preference.PreferenceFragment;
-import android.preference.PreferenceManager;
-import android.preference.RingtonePreference;
-import android.text.TextUtils;
-
-
-import java.util.List;
 
 /**
  * A {@link PreferenceActivity} that presents a set of application settings. On
@@ -33,149 +16,12 @@ import java.util.List;
  */
 public class SettingsActivity extends PreferenceActivity
 {
-    /**
-     * Determines whether to always show the simplified settings UI, where
-     * settings are presented in a single list. When false, settings are shown
-     * as a master/detail two-pane view on tablets. When true, a single pane is
-     * shown on tablets.
-     */
-    private static final boolean ALWAYS_SIMPLE_PREFS = false;
-
-
     @Override
-    protected void onPostCreate(Bundle savedInstanceState)
+    protected void onCreate(Bundle savedInstanceState)
     {
-        super.onPostCreate(savedInstanceState);
+        super.onCreate(savedInstanceState);
-
+        addPreferencesFromResource(R.xml.pref_page);
-        setupSimplePreferencesScreen();
     }
 
-    /**
-     * Shows the simplified settings UI if the device configuration if the
-     * device configuration dictates that a simplified, single-pane UI should be
-     * shown.
-     */
-    private void setupSimplePreferencesScreen()
-    {
-        if (!isSimplePreferences(this))
-        {
-            return;
-        }
-
-        // In the simplified UI, fragments are not used at all and we instead
-        // use the older PreferenceActivity APIs.
-
-        // Add 'simulation' preferences.
-        addPreferencesFromResource(R.xml.pref_simulation);
-
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public boolean onIsMultiPane()
-    {
-        return isXLargeTablet(this) && !isSimplePreferences(this);
-    }
-
-    /**
-     * Helper method to determine if the device has an extra-large screen. For
-     * example, 10" tablets are extra-large.
-     */
-    private static boolean isXLargeTablet(Context context)
-    {
-        return (context.getResources().getConfiguration().screenLayout
-                & Configuration.SCREENLAYOUT_SIZE_MASK) >= Configuration.SCREENLAYOUT_SIZE_XLARGE;
-    }
-
-    /**
-     * Determines whether the simplified settings UI should be shown. This is
-     * true if this is forced via {@link #ALWAYS_SIMPLE_PREFS}, or the device
-     * doesn't have newer APIs like {@link PreferenceFragment}, or the device
-     * doesn't have an extra-large screen. In these cases, a single-pane
-     * "simplified" settings UI should be shown.
-     */
-    private static boolean isSimplePreferences(Context context)
-    {
-        return ALWAYS_SIMPLE_PREFS
-                || Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB
-                || !isXLargeTablet(context);
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    @TargetApi(Build.VERSION_CODES.HONEYCOMB)
-    public void onBuildHeaders(List<Header> target)
-    {
-        if (!isSimplePreferences(this))
-        {
-            loadHeadersFromResource(R.xml.pref_headers, target);
-        }
-    }
-
-    /**
-     * A preference value change listener that updates the preference's summary
-     * to reflect its new value.
-     */
-    private static Preference.OnPreferenceChangeListener sBindPreferenceSummaryToValueListener = new Preference.OnPreferenceChangeListener()
-    {
-        @Override
-        public boolean onPreferenceChange(Preference preference, Object value)
-        {
-            String stringValue = value.toString();
-                // For all other preferences, set the summary to the value's
-                // simple string representation.
-            preference.setSummary(stringValue);
-
-            return true;
-        }
-    };
-
-    /**
-     * Binds a preference's summary to its value. More specifically, when the
-     * preference's value is changed, its summary (line of text below the
-     * preference title) is updated to reflect the value. The summary is also
-     * immediately updated upon calling this method. The exact display format is
-     * dependent on the type of preference.
-     *
-     * @see #sBindPreferenceSummaryToValueListener
-     */
-    private static void bindPreferenceSummaryToValue(Preference preference)
-    {
-        // Set the listener to watch for value changes.
-        preference.setOnPreferenceChangeListener(sBindPreferenceSummaryToValueListener);
-
-        // Trigger the listener immediately with the preference's
-        // current value.
-        sBindPreferenceSummaryToValueListener.onPreferenceChange(preference,
-                PreferenceManager
-                        .getDefaultSharedPreferences(preference.getContext())
-                        .getString(preference.getKey(), ""));
-    }
-
-    /**
-     * This fragment shows simulation preferences only. It is used when the
-     * activity is showing a two-pane settings UI.
-     */
-    @TargetApi(Build.VERSION_CODES.HONEYCOMB)
-    public static class SimulationPreferenceFragment extends PreferenceFragment
-    {
-        @Override
-        public void onCreate(Bundle savedInstanceState)
-        {
-            super.onCreate(savedInstanceState);
-            addPreferencesFromResource(R.xml.pref_simulation);
-
-            // Bind the summaries of EditText/List/Dialog/Ringtone preferences
-            // to their values. When their values change, their summaries are
-            // updated to reflect the new value, per the Android Design
-            // guidelines.
-            bindPreferenceSummaryToValue(findPreference("example_text"));
-            bindPreferenceSummaryToValue(findPreference("example_list"));
-        }
-    }
 
 }

app/src/main/res/values-de/strings_activity_settings.xml

@@ -0,0 +1,13 @@
+<resources>
+    <string name="title_activity_settings">Einstellungen</string>
+
+    <!-- Strings related to Settings -->
+
+    <!-- Settings for simulation -->
+    <string name="pref_header_simulation">Simulation</string>
+
+    <string name="pref_title_simulate_anomaly">Doppelschritt Anomalie</string>
+    <string name="pref_description_simulate_anomaly">Die Doppelschritt Anomalie lässt die mittlere Walze zweimal rotieren, falls sie sich vor dem Übertragspunkt befindet.
+    </string>
+
+</resources>

app/src/main/res/values/strings_activity_settings.xml

@@ -8,7 +8,7 @@
 
     <string name="pref_title_simulate_anomaly">Simulate Anomaly</string>
     <string name="pref_description_simulate_anomaly">The double step anomaly causes the middle rotor
-        to rotate twice, if one step from turnover point.
+        to rotate twice, if it is one step before its turnover point.
     </string>
 
 </resources>

app/src/main/res/xml/pref_headers.xml

@@ -1,9 +0,0 @@
-<preference-headers xmlns:android="http://schemas.android.com/apk/res/android">
-
-    <!-- These settings headers are only used on tablets. -->
-
-    <header
-        android:fragment="de.vanitasvitae.enigmandroid.SettingsActivity$SimulationPreferenceFragment"
-        android:title="@string/pref_header_simulation"/>
-
-</preference-headers>

app/src/main/res/xml/pref_page.xml

@@ -0,0 +1,12 @@
+<!--?xml version="1.0" encoding="utf-8"?-->
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <PreferenceCategory android:title="@string/pref_header_simulation">
+            <CheckBoxPreference
+                android:key="prefAnomaly"
+                android:title="@string/pref_title_simulate_anomaly"
+                android:summary="@string/pref_description_simulate_anomaly"
+                android:defaultValue="true" />
+    </PreferenceCategory>
+
+</PreferenceScreen>

app/src/main/res/xml/pref_simulation.xml

@@ -1,8 +0,0 @@
-<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
-
-    <CheckBoxPreference
-        android:key="example_checkbox"
-        android:title="@string/pref_title_simulate_anomaly"
-        android:summary="@string/pref_description_simulate_anomaly"
-        android:defaultValue="true" />
-</PreferenceScreen>