Add option to lock orientation state

This new option will control if the screen orientation
lock option is displayed or not. If set, the orientation lock
is forced and the unlock option is hidden.

app/src/main/java/protect/card_locker/LoyaltyCardViewActivity.java

@@ -200,6 +200,12 @@ public class LoyaltyCardViewActivity extends AppCompatActivity
     {
         getMenuInflater().inflate(R.menu.card_view_menu, menu);
 
+        if(settings.getLockBarcodeScreenOrientation())
+        {
+            MenuItem item = menu.findItem(R.id.action_lock_unlock);
+            setOrientatonLock(item, true);
+            item.setVisible(false);
+        }
 
         return super.onCreateOptionsMenu(menu);
     }

app/src/main/java/protect/card_locker/preferences/Settings.java

@@ -68,4 +68,9 @@ public class Settings
     {
         return getBoolean(R.string.settings_key_display_barcode_max_brightness, true);
     }
+
+    public boolean getLockBarcodeScreenOrientation()
+    {
+        return getBoolean(R.string.settings_key_lock_barcode_orientation, false);
+    }
 }

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

@@ -121,4 +121,6 @@
     <string name="settings_key_card_note_font_size" translatable="false">pref_card_note_font_size_sp</string>
     <string name="settings_display_barcode_max_brightness">Brighten barcode view</string>
     <string name="settings_key_display_barcode_max_brightness" translatable="false">pref_display_card_max_brightness</string>
+    <string name="settings_lock_barcode_orientation">Lock barcode orientation</string>
+    <string name="settings_key_lock_barcode_orientation" translatable="false">pref_lock_barcode_orientation</string>
 </resources>

app/src/main/res/xml/preferences.xml

@@ -40,11 +40,16 @@
             android:defaultValue="@integer/settings_card_note_font_size_sp"
             app:vnt_maxValue="@integer/settings_card_note_max_font_size_sp"
             app:vnt_minValue="@integer/settings_card_note_min_font_size_sp" />
+
         <CheckBoxPreference
             android:defaultValue="true"
             android:key="@string/settings_key_display_barcode_max_brightness"
             android:title="@string/settings_display_barcode_max_brightness"/>
 
+        <CheckBoxPreference
+            android:defaultValue="false"
+            android:key="@string/settings_key_lock_barcode_orientation"
+            android:title="@string/settings_lock_barcode_orientation"/>
     </PreferenceCategory>
 
 </PreferenceScreen>

app/src/test/java/protect/card_locker/LoyaltyCardViewActivityTest.java

@@ -11,6 +11,7 @@ import android.os.Bundle;
 import android.preference.PreferenceManager;
 import android.support.v4.widget.TextViewCompat;
 import android.view.Menu;
+import android.view.MenuItem;
 import android.view.View;
 import android.widget.Button;
 import android.widget.EditText;
@@ -566,4 +567,41 @@ public class LoyaltyCardViewActivityTest
         shadowOf(activity).clickMenuItem(android.R.id.home);
         assertEquals(true, activity.isFinishing());
     }
+
+    @Test
+    public void checkScreenOrientationLockSetting()
+    {
+        for(boolean locked : new boolean[] {false, true})
+        {
+            ActivityController activityController = createActivityWithLoyaltyCard(false);
+
+            Activity activity = (Activity)activityController.get();
+            DBHelper db = new DBHelper(activity);
+            db.insertLoyaltyCard("store", "note", BARCODE_DATA, BARCODE_TYPE, Color.BLACK, Color.WHITE);
+
+            SharedPreferences settings = PreferenceManager.getDefaultSharedPreferences(activity);
+            settings.edit()
+                    .putBoolean(activity.getResources().getString(R.string.settings_key_lock_barcode_orientation), locked)
+                    .apply();
+
+            activityController.start();
+            activityController.resume();
+            activityController.visible();
+
+            assertEquals(false, activity.isFinishing());
+
+            MenuItem item = shadowOf(activity).getOptionsMenu().findItem(R.id.action_lock_unlock);
+
+            if(locked)
+            {
+                assertEquals(item.isVisible(), false);
+            }
+            else
+            {
+                assertEquals(item.isVisible(), true);
+                String title = item.getTitle().toString();
+                assertEquals(title, activity.getString(R.string.lockScreen));
+            }
+        }
+    }
 }