Multilanguage for german English

First GUI samples

.idea/gradle.xml

@@ -5,7 +5,7 @@
       <GradleProjectSettings>
         <option name="distributionType" value="LOCAL" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
-        <option name="gradleHome" value="C:\Program Files\Android\Android Studio\gradle\gradle-2.4" />
+        <option name="gradleHome" value="D:\Program Files\Android\Android Studio\gradle\gradle-2.4" />
         <option name="gradleJvm" value="1.8" />
         <option name="modules">
           <set>

.idea/vcs.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="VcsDirectoryMappings">
-    <mapping directory="" vcs="" />
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
   </component>
 </project>

app/build.gradle

@@ -24,4 +24,5 @@ dependencies {
     testCompile 'junit:junit:4.12'
     compile 'com.android.support:appcompat-v7:23.1.0'
     compile 'com.android.support:design:23.1.0'
+    compile 'com.android.support:support-v4:23.1.0'
 }

app/src/main/AndroidManifest.xml

@@ -8,23 +8,26 @@
         android:label="@string/app_name"
         android:supportsRtl="true"
         android:theme="@style/AppTheme" >
-        <!--<activity
-            android:name=".MainMenu"
-            android:label="@string/app_name"
-            android:theme="@style/AppTheme.NoActionBar" >
+        <activity android:name=".MainActivity" >
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
+
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
-        </activity>-->
+        </activity>
         <activity
-            android:name=".GameView"
-            android:label="@string/app_name"
+            android:name=".SettingsActivity"
+            android:label="@string/title_activity_settings"
+            android:parentActivityName=".MainActivity" >
+            <meta-data
+                android:name="android.support.PARENT_ACTIVITY"
+                android:value="tu_darmstadt.sudoku.view.MainActivity" />
+        </activity>
+        <activity
+            android:name=".GameActivity"
+            android:label="@string/title_activity_game_view"
             android:theme="@style/AppTheme.NoActionBar" >
-            <intent-filter>
-                <action android:name="android.intent.action.MAIN" />
-                <category android:name="android.intent.category.LAUNCHER" />
-            </intent-filter>
+
         </activity>
     </application>
 

app/src/main/java/tu_darmstadt/sudoku/view/AppCompatPreferenceActivity.java

@@ -0,0 +1,111 @@
+package tu_darmstadt.sudoku.view;
+
+import android.content.res.Configuration;
+import android.os.Bundle;
+import android.preference.PreferenceActivity;
+import android.support.annotation.LayoutRes;
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+import android.support.v7.app.ActionBar;
+import android.support.v7.app.AppCompatDelegate;
+import android.support.v7.widget.Toolbar;
+import android.view.MenuInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+/**
+ * A {@link android.preference.PreferenceActivity} which implements and proxies the necessary calls
+ * to be used with AppCompat.
+ */
+public abstract class AppCompatPreferenceActivity extends PreferenceActivity {
+
+    private AppCompatDelegate mDelegate;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        getDelegate().installViewFactory();
+        getDelegate().onCreate(savedInstanceState);
+        super.onCreate(savedInstanceState);
+    }
+
+    @Override
+    protected void onPostCreate(Bundle savedInstanceState) {
+        super.onPostCreate(savedInstanceState);
+        getDelegate().onPostCreate(savedInstanceState);
+    }
+
+    public ActionBar getSupportActionBar() {
+        return getDelegate().getSupportActionBar();
+    }
+
+    public void setSupportActionBar(@Nullable Toolbar toolbar) {
+        getDelegate().setSupportActionBar(toolbar);
+    }
+
+    @NonNull
+    @Override
+    public MenuInflater getMenuInflater() {
+        return getDelegate().getMenuInflater();
+    }
+
+    @Override
+    public void setContentView(@LayoutRes int layoutResID) {
+        getDelegate().setContentView(layoutResID);
+    }
+
+    @Override
+    public void setContentView(View view) {
+        getDelegate().setContentView(view);
+    }
+
+    @Override
+    public void setContentView(View view, ViewGroup.LayoutParams params) {
+        getDelegate().setContentView(view, params);
+    }
+
+    @Override
+    public void addContentView(View view, ViewGroup.LayoutParams params) {
+        getDelegate().addContentView(view, params);
+    }
+
+    @Override
+    protected void onPostResume() {
+        super.onPostResume();
+        getDelegate().onPostResume();
+    }
+
+    @Override
+    protected void onTitleChanged(CharSequence title, int color) {
+        super.onTitleChanged(title, color);
+        getDelegate().setTitle(title);
+    }
+
+    @Override
+    public void onConfigurationChanged(Configuration newConfig) {
+        super.onConfigurationChanged(newConfig);
+        getDelegate().onConfigurationChanged(newConfig);
+    }
+
+    @Override
+    protected void onStop() {
+        super.onStop();
+        getDelegate().onStop();
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        getDelegate().onDestroy();
+    }
+
+    public void invalidateOptionsMenu() {
+        getDelegate().invalidateOptionsMenu();
+    }
+
+    private AppCompatDelegate getDelegate() {
+        if (mDelegate == null) {
+            mDelegate = AppCompatDelegate.create(this, null);
+        }
+        return mDelegate;
+    }
+}

app/src/main/java/tu_darmstadt/sudoku/view/GameActivity.java

@@ -1,10 +1,7 @@
 package tu_darmstadt.sudoku.view;
 
+import android.content.Intent;
 import android.os.Bundle;
-import android.support.design.widget.FloatingActionButton;
-import android.support.design.widget.Snackbar;
-import android.util.Log;
-import android.view.View;
 import android.support.design.widget.NavigationView;
 import android.support.v4.view.GravityCompat;
 import android.support.v4.widget.DrawerLayout;
@@ -13,12 +10,16 @@ import android.support.v7.app.AppCompatActivity;
 import android.support.v7.widget.Toolbar;
 import android.view.Menu;
 import android.view.MenuItem;
+import android.view.ViewGroup;
+
 import tu_darmstadt.sudoku.controller.GameController;
 import tu_darmstadt.sudoku.game.*;
 
-public class GameView extends AppCompatActivity implements NavigationView.OnNavigationItemSelectedListener {
+public class GameActivity extends AppCompatActivity implements NavigationView.OnNavigationItemSelectedListener {
 
     GameController gameController = new GameController(GameType.Default_9x9);
+    SudokuFieldLayout layout;
+    
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -26,18 +27,14 @@ public class GameView extends AppCompatActivity implements NavigationView.OnNavi
         setContentView(R.layout.activity_game_view);
         Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
         setSupportActionBar(toolbar);
+        //TODO: set view for game
 
-        FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
-        fab.setOnClickListener(new View.OnClickListener() {
-            @Override
-            public void onClick(View view) {
-                /* DEBUG */
+
+        /*
+        // DEBUG
         String debug = gameController.getFieldAsString();
         Log.d("Sudoku", debug);
-
-                Snackbar.make(view, "Printed example Sudoku board in console.", Snackbar.LENGTH_LONG).setAction("Action", null).show();
-            }
-        });
+         */
 
         DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
         ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
@@ -49,6 +46,7 @@ public class GameView extends AppCompatActivity implements NavigationView.OnNavi
         navigationView.setNavigationItemSelectedListener(this);
     }
 
+
     @Override
     public void onBackPressed() {
         DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
@@ -66,38 +64,34 @@ public class GameView extends AppCompatActivity implements NavigationView.OnNavi
         return true;
     }
 
-    @Override
-    public boolean onOptionsItemSelected(MenuItem item) {
-        // Handle action bar item clicks here. The action bar will
-        // automatically handle clicks on the Home/Up button, so long
-        // as you specify a parent activity in AndroidManifest.xml.
-        int id = item.getItemId();
-
-        //noinspection SimplifiableIfStatement
-        if (id == R.id.action_settings) {
-            return true;
-        }
-
-        return super.onOptionsItemSelected(item);
-    }
-
     @SuppressWarnings("StatementWithEmptyBody")
     @Override
     public boolean onNavigationItemSelected(MenuItem item) {
         // Handle navigation view item clicks here.
         int id = item.getItemId();
 
-        if (id == R.id.nav_camara) {
-            // Handle the camera action
-        } else if (id == R.id.nav_gallery) {
+        Intent intent;
 
-        } else if (id == R.id.nav_slideshow) {
+        if (id == R.id.nav_newgame) {
+            //create new game
+        } else if (id == R.id.nav_mainmenu) {
+            //new Game
+            intent = new Intent(this, MainActivity.class);
+            startActivity(intent);
 
-        } else if (id == R.id.nav_manage) {
+        } else if (id == R.id.nav_settings) {
+            //open settings
+            intent = new Intent(this,SettingsActivity.class);
+            startActivity(intent);
 
-        } else if (id == R.id.nav_share) {
 
-        } else if (id == R.id.nav_send) {
+
+        } else if (id == R.id.nav_highscore) {
+            //open highscore
+
+    //    } else if (id == R.id.nav_share) {
+
+    //    } else if (id == R.id.nav_send) {
 
         }
 

app/src/main/java/tu_darmstadt/sudoku/view/MainActivity.java

@@ -0,0 +1,23 @@
+package tu_darmstadt.sudoku.view;
+
+import android.content.Intent;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.TextView;
+
+public class MainActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+
+
+    }
+    public void onClicktext(View view) {
+        Intent i = new Intent(this, GameActivity.class);
+        startActivity(i);
+    }
+
+}

app/src/main/java/tu_darmstadt/sudoku/view/MainMenu.java

@@ -1,52 +0,0 @@
-package tu_darmstadt.sudoku.view;
-
-import android.os.Bundle;
-import android.support.design.widget.FloatingActionButton;
-import android.support.design.widget.Snackbar;
-import android.support.v7.app.AppCompatActivity;
-import android.support.v7.widget.Toolbar;
-import android.view.View;
-import android.view.Menu;
-import android.view.MenuItem;
-
-public class MainMenu extends AppCompatActivity {
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        setContentView(R.layout.activity_main_menu);
-        //Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
-        //setSupportActionBar(toolbar);
-
-        FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
-        fab.setOnClickListener(new View.OnClickListener() {
-            @Override
-            public void onClick(View view) {
-                Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
-                        .setAction("Action", null).show();
-            }
-        });
-    }
-
-    @Override
-    public boolean onCreateOptionsMenu(Menu menu) {
-        // Inflate the menu; this adds items to the action bar if it is present.
-        getMenuInflater().inflate(R.menu.menu_main_menu, menu);
-        return true;
-    }
-
-    @Override
-    public boolean onOptionsItemSelected(MenuItem item) {
-        // Handle action bar item clicks here. The action bar will
-        // automatically handle clicks on the Home/Up button, so long
-        // as you specify a parent activity in AndroidManifest.xml.
-        int id = item.getItemId();
-
-        //noinspection SimplifiableIfStatement
-        if (id == R.id.action_settings) {
-            return true;
-        }
-
-        return super.onOptionsItemSelected(item);
-    }
-}

app/src/main/java/tu_darmstadt/sudoku/view/SettingsActivity.java

@@ -0,0 +1,297 @@
+package tu_darmstadt.sudoku.view;
+
+
+import android.annotation.TargetApi;
+import android.content.Context;
+import android.content.Intent;
+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.support.v7.app.ActionBar;
+import android.preference.PreferenceFragment;
+import android.preference.PreferenceManager;
+import android.preference.RingtonePreference;
+import android.text.TextUtils;
+import android.view.MenuItem;
+import android.support.v4.app.NavUtils;
+
+import tu_darmstadt.sudoku.view.R;
+
+import java.util.List;
+
+/**
+ * A {@link PreferenceActivity} that presents a set of application settings. On
+ * handset devices, settings are presented as a single list. On tablets,
+ * settings are split by category, with category headers shown to the left of
+ * the list of settings.
+ * <p>
+ * See <a href="http://developer.android.com/design/patterns/settings.html">
+ * Android Design: Settings</a> for design guidelines and the <a
+ * href="http://developer.android.com/guide/topics/ui/settings.html">Settings
+ * API Guide</a> for more information on developing a Settings UI.
+ */
+public class SettingsActivity extends AppCompatPreferenceActivity {
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setupActionBar();
+    }
+
+    /**
+     * Set up the {@link android.app.ActionBar}, if the API is available.
+     */
+    private void setupActionBar() {
+        ActionBar actionBar = getSupportActionBar();
+        if (actionBar != null) {
+            // Show the Up button in the action bar.
+            actionBar.setDisplayHomeAsUpEnabled(true);
+        }
+    }
+
+    @Override
+    public boolean onMenuItemSelected(int featureId, MenuItem item) {
+        int id = item.getItemId();
+        if (id == android.R.id.home) {
+            if (!super.onMenuItemSelected(featureId, item)) {
+                NavUtils.navigateUpFromSameTask(this);
+            }
+            return true;
+        }
+        return super.onMenuItemSelected(featureId, item);
+    }
+
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public boolean onIsMultiPane() {
+        return isXLargeTablet(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;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    @TargetApi(Build.VERSION_CODES.HONEYCOMB)
+    public void onBuildHeaders(List<Header> target) {
+        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();
+
+            if (preference instanceof ListPreference) {
+                // For list preferences, look up the correct display value in
+                // the preference's 'entries' list.
+                ListPreference listPreference = (ListPreference) preference;
+                int index = listPreference.findIndexOfValue(stringValue);
+
+                // Set the summary to reflect the new value.
+                preference.setSummary(
+                        index >= 0
+                                ? listPreference.getEntries()[index]
+                                : null);
+
+            } else if (preference instanceof RingtonePreference) {
+                // For ringtone preferences, look up the correct display value
+                // using RingtoneManager.
+                if (TextUtils.isEmpty(stringValue)) {
+                    // Empty values correspond to 'silent' (no ringtone).
+                    preference.setSummary(R.string.pref_ringtone_silent);
+
+                } else {
+                    Ringtone ringtone = RingtoneManager.getRingtone(
+                            preference.getContext(), Uri.parse(stringValue));
+
+                    if (ringtone == null) {
+                        // Clear the summary if there was a lookup error.
+                        preference.setSummary(null);
+                    } else {
+                        // Set the summary to reflect the new ringtone display
+                        // name.
+                        String name = ringtone.getTitle(preference.getContext());
+                        preference.setSummary(name);
+                    }
+                }
+
+            } else {
+                // 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 method stops fragment injection in malicious applications.
+     * Make sure to deny any unknown fragments here.
+     */
+    protected boolean isValidFragment(String fragmentName) {
+        return PreferenceFragment.class.getName().equals(fragmentName)
+                || GeneralPreferenceFragment.class.getName().equals(fragmentName)
+                || DataSyncPreferenceFragment.class.getName().equals(fragmentName)
+                || NotificationPreferenceFragment.class.getName().equals(fragmentName);
+    }
+
+    /**
+     * This fragment shows general preferences only. It is used when the
+     * activity is showing a two-pane settings UI.
+     */
+    @TargetApi(Build.VERSION_CODES.HONEYCOMB)
+    public static class GeneralPreferenceFragment extends PreferenceFragment {
+        @Override
+        public void onCreate(Bundle savedInstanceState) {
+            super.onCreate(savedInstanceState);
+            addPreferencesFromResource(R.xml.pref_general);
+            setHasOptionsMenu(true);
+
+            // 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"));
+
+        }
+
+        @Override
+        public boolean onOptionsItemSelected(MenuItem item) {
+            int id = item.getItemId();
+            if (id == android.R.id.home) {
+                startActivity(new Intent(getActivity(), SettingsActivity.class));
+                return true;
+            }
+            return super.onOptionsItemSelected(item);
+        }
+    }
+
+    /**
+     * This fragment shows notification preferences only. It is used when the
+     * activity is showing a two-pane settings UI.
+     */
+    @TargetApi(Build.VERSION_CODES.HONEYCOMB)
+    public static class NotificationPreferenceFragment extends PreferenceFragment {
+        @Override
+        public void onCreate(Bundle savedInstanceState) {
+            super.onCreate(savedInstanceState);
+            addPreferencesFromResource(R.xml.pref_notification);
+            setHasOptionsMenu(true);
+
+            // 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("notifications_new_message_ringtone"));
+        }
+
+        @Override
+        public boolean onOptionsItemSelected(MenuItem item) {
+            int id = item.getItemId();
+            if (id == android.R.id.home) {
+                startActivity(new Intent(getActivity(), SettingsActivity.class));
+                return true;
+            }
+            return super.onOptionsItemSelected(item);
+        }
+    }
+
+    /**
+     * This fragment shows data and sync preferences only. It is used when the
+     * activity is showing a two-pane settings UI.
+     */
+    @TargetApi(Build.VERSION_CODES.HONEYCOMB)
+    public static class DataSyncPreferenceFragment extends PreferenceFragment {
+        @Override
+        public void onCreate(Bundle savedInstanceState) {
+            super.onCreate(savedInstanceState);
+            addPreferencesFromResource(R.xml.pref_data_sync);
+            setHasOptionsMenu(true);
+
+            // 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("sync_frequency"));
+        }
+
+        @Override
+        public boolean onOptionsItemSelected(MenuItem item) {
+            int id = item.getItemId();
+            if (id == android.R.id.home) {
+                startActivity(new Intent(getActivity(), SettingsActivity.class));
+                return true;
+            }
+            return super.onOptionsItemSelected(item);
+        }
+    }
+    @TargetApi(Build.VERSION_CODES.HONEYCOMB)
+    public static class TestFragment extends PreferenceFragment {
+        @Override
+        public void onCreate(Bundle savedInstanceState){
+            super.onCreate(savedInstanceState);
+            addPreferencesFromResource(R.xml.pref_highlighting);
+            setHasOptionsMenu(true);
+
+            // 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(""));
+        }
+
+        @Override
+        public boolean onOptionsItemSelected(MenuItem item) {
+            int id = item.getItemId();
+            if (id == android.R.id.home) {
+                startActivity(new Intent(getActivity(), SettingsActivity.class));
+                return true;
+            }
+            return super.onOptionsItemSelected(item);
+        }
+
+    }
+}

app/src/main/java/tu_darmstadt/sudoku/view/SudokuCellView.java

@@ -0,0 +1,52 @@
+package tu_darmstadt.sudoku.view;
+
+import android.content.Context;
+import android.graphics.Canvas;
+import android.graphics.Paint;
+import android.provider.ContactsContract;
+import android.util.AttributeSet;
+import android.view.View;
+
+import java.util.jar.Attributes;
+
+/**
+ * Created by TMZ_LToP on 10.11.2015.
+ */
+public class SudokuCellView extends View {
+
+    public SudokuCellView(Context context) {
+        super(context);
+    }
+
+    public SudokuCellView(Context context, AttributeSet attrs){
+        super(context,attrs);
+
+    }
+
+    int pubx =0 ;
+    int puby =0 ;
+
+    public void setPos(int x,int y) {
+        //dpi = (width * 160)/density getRecourses().getDisplayMetrics().density
+
+        pubx = x;
+        puby = y;
+
+    }
+
+
+    @Override
+    public void onDraw(Canvas canvas) {
+        super.onDraw(canvas);
+
+        int width = getWidth() - getPaddingRight();
+        int height = getHeight() - getPaddingBottom();
+
+        int paddingLeft = getPaddingLeft();
+        int paddingTop = getPaddingTop();
+
+        canvas.drawRect(pubx,puby,pubx+100,puby+100,new Paint());
+
+
+    }
+}

app/src/main/java/tu_darmstadt/sudoku/view/SudokuFieldLayout.java

@@ -0,0 +1,43 @@
+package tu_darmstadt.sudoku.view;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.view.View;
+import android.widget.RelativeLayout;
+
+import tu_darmstadt.sudoku.controller.GameController;
+
+/**
+ * Created by Timm Lippert on 11.11.2015.
+ */
+public class SudokuFieldLayout extends RelativeLayout {
+
+
+    private GameController gamecont;
+
+    public SudokuCellView [][] gamecells;
+
+
+
+    public SudokuFieldLayout(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    public void setGame(GameController gc) {
+        if (gc == null) throw new IllegalArgumentException("GameController may not be null.");
+        gamecont = gc;
+        gamecells = new SudokuCellView[gc.getSize()][gc.getSize()];
+        int width = (Math.min(getWidth(),getHeight()))/gc.getSize();
+
+        for (int i = 0; i < gc.getSize(); i++) {
+            for (int j = 0; j < gc.getSize(); j++){
+
+                gamecells[i][j] = new SudokuCellView(getContext(), null);
+                //gamecells[i][j].setValues(i,j,width,field);
+            }
+        }
+
+
+    }
+
+}

app/src/main/res/drawable-v21/ic_info_black_24dp.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportWidth="24.0"
+        android:viewportHeight="24.0">
+    <path
+            android:fillColor="#FF000000"
+            android:pathData="M12,2C6.48,2 2,6.48 2,12s4.48,10 10,10 10,-4.48 10,-10S17.52,2 12,2zm1,15h-2v-6h2v6zm0,-8h-2V7h2v2z"/>
+</vector>

app/src/main/res/drawable-v21/ic_notifications_black_24dp.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportWidth="24.0"
+        android:viewportHeight="24.0">
+    <path
+            android:fillColor="#FF000000"
+            android:pathData="M11.5,22c1.1,0 2,-0.9 2,-2h-4c0,1.1 0.9,2 2,2zm6.5,-6v-5.5c0,-3.07 -2.13,-5.64 -5,-6.32V3.5c0,-0.83 -0.67,-1.5 -1.5,-1.5S10,2.67 10,3.5v0.68c-2.87,0.68 -5,3.25 -5,6.32V16l-2,2v1h17v-1l-2,-2z"/>
+</vector>

app/src/main/res/drawable-v21/ic_sync_black_24dp.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24.0dp"
+        android:height="24.0dp"
+        android:viewportWidth="24.0"
+        android:viewportHeight="24.0">
+    <path
+            android:fillColor="#FF000000"
+            android:pathData="M12 4V1L8 5l4 4V6c3.31 0 6 2.69 6 6 0 1.01,-.25 1.97,-.7 2.8l1.46 1.46C19.54 15.03 20 13.57 20 12c0,-4.42,-3.58,-8,-8,-8zm0 14c-3.31 0,-6,-2.69,-6,-6 0,-1.01.25,-1.97.7,-2.8L5.24 7.74C4.46 8.97 4 10.43 4 12c0 4.42 3.58 8 8 8v3l4,-4,-4,-4v3z"/>
+</vector>

app/src/main/res/layout/activity_main.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
+    android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
+    android:paddingRight="@dimen/activity_horizontal_margin"
+    android:paddingTop="@dimen/activity_vertical_margin"
+    android:paddingBottom="@dimen/activity_vertical_margin"
+    tools:context="tu_darmstadt.sudoku.view.MainActivity">
+
+    <TextView android:id="@+id/testString"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:editable="true"
+        android:clickable="true"
+        android:onClick="onClicktext"
+        android:text="@string/app_name"/>
+
+</RelativeLayout>

app/src/main/res/layout/activity_main_menu.xml

@@ -1,20 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<android.support.design.widget.CoordinatorLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
-    android:layout_height="match_parent" android:fitsSystemWindows="true" tools:context=".MainMenu">
-
-    <android.support.design.widget.AppBarLayout android:layout_height="wrap_content"
-        android:layout_width="match_parent" android:theme="@style/AppTheme.AppBarOverlay">
-
-    </android.support.design.widget.AppBarLayout>
-
-    <include layout="@layout/content_main_menu" />
-
-    <android.support.design.widget.FloatingActionButton android:id="@+id/fab"
-        android:layout_width="wrap_content" android:layout_height="wrap_content"
-        android:layout_gravity="bottom|end" android:layout_margin="@dimen/fab_margin"
-        android:src="@android:drawable/ic_dialog_email" />
-
-</android.support.design.widget.CoordinatorLayout>

app/src/main/res/layout/app_bar_game_view.xml

@@ -4,7 +4,7 @@
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
     android:layout_height="match_parent" android:fitsSystemWindows="true"
-    tools:context="tu_darmstadt.sudoku.view.GameView">
+    tools:context="tu_darmstadt.sudoku.view.GameActivity">
 
     <android.support.design.widget.AppBarLayout android:layout_height="wrap_content"
         android:layout_width="match_parent" android:theme="@style/AppTheme.AppBarOverlay">
@@ -17,9 +17,5 @@
 
     <include layout="@layout/content_game_view" />
 
-    <android.support.design.widget.FloatingActionButton android:id="@+id/fab"
-        android:layout_width="wrap_content" android:layout_height="wrap_content"
-        android:layout_gravity="bottom|end" android:layout_margin="@dimen/fab_margin"
-        android:src="@android:drawable/ic_dialog_email" />
 
 </android.support.design.widget.CoordinatorLayout>

app/src/main/res/layout/content_game_view.xml

@@ -7,6 +7,10 @@
     android:paddingTop="@dimen/activity_vertical_margin"
     android:paddingBottom="@dimen/activity_vertical_margin"
     app:layout_behavior="@string/appbar_scrolling_view_behavior"
-    tools:showIn="@layout/app_bar_game_view" tools:context="tu_darmstadt.sudoku.view.GameView">
+    tools:showIn="@layout/app_bar_game_view" tools:context="tu_darmstadt.sudoku.view.GameActivity">
+    <tu_darmstadt.sudoku.view.SudokuFieldLayout
+        android:layout_width="fill_parent"
+        android:layout_height="fill_parent">
 
+    </tu_darmstadt.sudoku.view.SudokuFieldLayout>
 </RelativeLayout>

app/src/main/res/layout/content_main_menu.xml

@@ -1,14 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    xmlns:app="http://schemas.android.com/apk/res-auto" android:layout_width="match_parent"
-    android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
-    android:paddingRight="@dimen/activity_horizontal_margin"
-    android:paddingTop="@dimen/activity_vertical_margin"
-    android:paddingBottom="@dimen/activity_vertical_margin"
-    app:layout_behavior="@string/appbar_scrolling_view_behavior"
-    tools:showIn="@layout/activity_main_menu" tools:context=".MainMenu">
-
-    <TextView android:text="Hello World! :)" android:layout_width="wrap_content"
-        android:layout_height="wrap_content" />
-</RelativeLayout>

app/src/main/res/menu/activity_game_view_drawer.xml

@@ -2,22 +2,22 @@
 <menu xmlns:android="http://schemas.android.com/apk/res/android">
 
     <group android:checkableBehavior="single">
-        <item android:id="@+id/nav_camara" android:icon="@android:drawable/ic_menu_camera"
-            android:title="Import" />
-        <item android:id="@+id/nav_gallery" android:icon="@android:drawable/ic_menu_gallery"
-            android:title="Gallery" />
-        <item android:id="@+id/nav_slideshow" android:icon="@android:drawable/ic_menu_slideshow"
-            android:title="Slideshow" />
-        <item android:id="@+id/nav_manage" android:icon="@android:drawable/ic_menu_manage"
-            android:title="Tools" />
+        <item android:id="@+id/nav_newgame" android:icon="@android:drawable/ic_menu_camera"
+            android:title="@string/new_game" />
+        <item android:id="@+id/nav_mainmenu" android:icon="@android:drawable/ic_menu_gallery"
+            android:title="@string/mainmenu" />
+        <item android:id="@+id/nav_settings" android:icon="@android:drawable/ic_menu_slideshow"
+            android:title="@string/settings" />
+        <item android:id="@+id/nav_highscore" android:icon="@android:drawable/ic_menu_manage"
+            android:title="@string/highscore" />
     </group>
 
-    <item android:title="Communicate">
+    <item android:title="@string/group">
         <menu>
             <item android:id="@+id/nav_share" android:icon="@android:drawable/ic_menu_share"
-                android:title="Share" />
+                android:title="@string/help" />
             <item android:id="@+id/nav_send" android:icon="@android:drawable/ic_menu_send"
-                android:title="Send" />
+                android:title="@string/about" />
         </menu>
     </item>
 

app/src/main/res/menu/game_view.xml

@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <menu xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto">
-    <item android:id="@+id/action_settings" android:title="@string/action_settings"
-        android:orderInCategory="100" app:showAsAction="never" />
+
 </menu>

app/src/main/res/menu/menu_main_menu.xml

@@ -1,6 +0,0 @@
-<menu xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools" tools:context=".MainMenu">
-    <item android:id="@+id/action_settings" android:title="@string/action_settings"
-        android:orderInCategory="100" app:showAsAction="never" />
-</menu>

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

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="new_game">Neues Spiel</string>
+    <string name="settings">Einstellungen</string>
+    <string name="highscore">Bestenliste</string>
+    <string name="mainmenu">Hauptmenü</string>
+</resources>

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

@@ -1,8 +1,81 @@
 <resources>
     <string name="app_name">Sudoku</string>
     <string name="action_settings">Settings</string>
-    <string name="title_activity_game_view">GameView</string>
+    <string name="title_activity_game_view">Sudoku</string>
+
+    <!-- Strings related to Menu -->
+    <string name="new_game">New Game</string>
+    <string name="settings">Settings</string>
+    <string name="highscore">Highscore</string>
+    <string name="mainmenu">Main Menu</string>
+    <string name="group">Group</string>
+    <string name="help">Help</string>
+    <string name="about">About</string>
 
     <string name="navigation_drawer_open">Open navigation drawer</string>
     <string name="navigation_drawer_close">Close navigation drawer</string>
+    <string name="title_activity_settings">Settings</string>
+
+    <!-- Strings related to Settings -->
+
+    <!-- Strings related to Highlight -->
+    <string name="pref_highlighting_selection">Selection</string>
+    <string name="pref_highlighting_selection_values">Values</string>
+
+
+    <!-- Example General settings -->
+    <string name="pref_header_general">General</string>
+
+    <string name="pref_title_social_recommendations">Enable social recommendations</string>
+    <string name="pref_description_social_recommendations">Recommendations for people to contact
+        based on your message history
+    </string>
+
+    <string name="pref_title_display_name">Display DeineMudda</string>
+    <string name="pref_default_display_name">Anonymous</string>
+
+    <string name="pref_title_add_friends_to_messages">Add friends to messages</string>
+    <string-array name="pref_example_list_titles">
+        <item>Always</item>
+        <item>When possible</item>
+        <item>Never</item>
+    </string-array>
+    <string-array name="pref_example_list_values">
+        <item>1</item>
+        <item>0</item>
+        <item>-1</item>
+    </string-array>
+
+    <!-- Example settings for Data & Sync -->
+    <string name="pref_header_data_sync">Data &amp; sync</string>
+
+    <string name="pref_title_sync_frequency">Sync frequency</string>
+    <string-array name="pref_sync_frequency_titles">
+        <item>15 minutes</item>
+        <item>30 minutes</item>
+        <item>1 hour</item>
+        <item>3 hours</item>
+        <item>6 hours</item>
+        <item>Never</item>
+    </string-array>
+    <string-array name="pref_sync_frequency_values">
+        <item>15</item>
+        <item>30</item>
+        <item>60</item>
+        <item>180</item>
+        <item>360</item>
+        <item>-1</item>
+    </string-array>
+
+    <string name="pref_title_system_sync_settings">System sync settings</string>
+
+    <!-- Example settings for Notifications -->
+    <string name="pref_header_notifications">Notifications</string>
+
+    <string name="pref_title_new_message_notifications">New message notifications</string>
+
+    <string name="pref_title_ringtone">Ringtone</string>
+    <string name="pref_ringtone_silent">Silent</string>
+
+    <string name="pref_title_vibrate">Vibrate</string>
 </resources>

app/src/main/res/xml/pref_data_sync.xml

@@ -0,0 +1,21 @@
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <!-- NOTE: Hide buttons to simplify the UI. Users can touch outside the dialog to
+         dismiss it. -->
+    <!-- NOTE: ListPreference's summary should be set to its value by the activity code. -->
+    <ListPreference
+        android:key="sync_frequency"
+        android:title="@string/pref_title_sync_frequency"
+        android:entries="@array/pref_sync_frequency_titles"
+        android:entryValues="@array/pref_sync_frequency_values"
+        android:defaultValue="180"
+        android:negativeButtonText="@null"
+        android:positiveButtonText="@null" />
+
+    <!-- This preference simply launches an intent when selected. Use this UI sparingly, per
+         design guidelines. -->
+    <Preference android:title="@string/pref_title_system_sync_settings">
+        <intent android:action="android.settings.SYNC_SETTINGS" />
+    </Preference>
+
+</PreferenceScreen>

app/src/main/res/xml/pref_general.xml

@@ -0,0 +1,33 @@
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <SwitchPreference
+        android:key="example_switch"
+        android:title="@string/pref_title_social_recommendations"
+        android:summary="@string/pref_description_social_recommendations"
+        android:defaultValue="true" />
+
+    <!-- NOTE: EditTextPreference accepts EditText attributes. -->
+    <!-- NOTE: EditTextPreference's summary should be set to its value by the activity code. -->
+    <EditTextPreference
+        android:key="example_text"
+        android:title="@string/pref_title_display_name"
+        android:defaultValue="@string/pref_default_display_name"
+        android:selectAllOnFocus="true"
+        android:inputType="textCapWords"
+        android:capitalize="words"
+        android:singleLine="true"
+        android:maxLines="1" />
+
+    <!-- NOTE: Hide buttons to simplify the UI. Users can touch outside the dialog to
+         dismiss it. -->
+    <!-- NOTE: ListPreference's summary should be set to its value by the activity code. -->
+    <ListPreference
+        android:key="example_list"
+        android:title="@string/pref_title_add_friends_to_messages"
+        android:defaultValue="-1"
+        android:entries="@array/pref_example_list_titles"
+        android:entryValues="@array/pref_example_list_values"
+        android:negativeButtonText="@null"
+        android:positiveButtonText="@null" />
+
+</PreferenceScreen>

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

@@ -0,0 +1,16 @@
+<preference-headers xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <!-- These settings headers are only used on tablets. -->
+
+    <header android:fragment="tu_darmstadt.sudoku.view.SettingsActivity$GeneralPreferenceFragment"
+        android:title="@string/pref_header_general" android:icon="@drawable/ic_info_black_24dp" />
+
+    <header
+        android:fragment="tu_darmstadt.sudoku.view.SettingsActivity$NotificationPreferenceFragment"
+        android:title="@string/pref_header_notifications"
+        android:icon="@drawable/ic_notifications_black_24dp" />
+
+    <header android:fragment="tu_darmstadt.sudoku.view.SettingsActivity$DataSyncPreferenceFragment"
+        android:title="@string/pref_header_data_sync" android:icon="@drawable/ic_sync_black_24dp" />
+
+</preference-headers>

app/src/main/res/xml/pref_highlighting.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <PreferenceCategory android:title="@string/pref_highlighting_selection">
+        <SwitchPreference android:id="@+id/pref_highlighting_selection_values"
+            android:key="example_switch"
+            android:title="@string/pref_title_social_recommendations"
+            android:summary="@string/pref_description_social_recommendations"
+            android:defaultValue="true"/>
+    </PreferenceCategory>
+</PreferenceScreen>

app/src/main/res/xml/pref_notification.xml

@@ -0,0 +1,27 @@
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <!-- A 'parent' preference, which enables/disables child preferences (below)
+         when checked/unchecked. -->
+    <SwitchPreference
+        android:key="notifications_new_message"
+        android:title="@string/pref_title_new_message_notifications"
+        android:defaultValue="true" />
+
+    <!-- Allows the user to choose a ringtone in the 'notification' category. -->
+    <!-- NOTE: This preference will be enabled only when the checkbox above is checked. -->
+    <!-- NOTE: RingtonePreference's summary should be set to its value by the activity code. -->
+    <RingtonePreference
+        android:dependency="notifications_new_message"
+        android:key="notifications_new_message_ringtone"
+        android:title="@string/pref_title_ringtone"
+        android:ringtoneType="notification"
+        android:defaultValue="content://settings/system/notification_sound" />
+
+    <!-- NOTE: This preference will be enabled only when the checkbox above is checked. -->
+    <SwitchPreference
+        android:dependency="notifications_new_message"
+        android:key="notifications_new_message_vibrate"
+        android:title="@string/pref_title_vibrate"
+        android:defaultValue="true" />
+
+</PreferenceScreen>