Add back buttons to favourites/blocks activities

app/src/main/java/com/keylesspalace/tusky/BlocksActivity.java

@@ -21,6 +21,7 @@ import android.support.v4.app.Fragment;
 import android.support.v4.app.FragmentTransaction;
 import android.support.v7.app.ActionBar;
 import android.support.v7.widget.Toolbar;
+import android.view.MenuItem;
 
 public class BlocksActivity extends BaseActivity {
     @Override
@@ -33,6 +34,8 @@ public class BlocksActivity extends BaseActivity {
         ActionBar bar = getSupportActionBar();
         if (bar != null) {
             bar.setTitle(getString(R.string.title_blocks));
+            bar.setDisplayHomeAsUpEnabled(true);
+            bar.setDisplayShowHomeEnabled(true);
         }
 
         FragmentTransaction fragmentTransaction = getSupportFragmentManager().beginTransaction();
@@ -40,4 +43,15 @@ public class BlocksActivity extends BaseActivity {
         fragmentTransaction.add(R.id.fragment_container, fragment);
         fragmentTransaction.commit();
     }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        switch (item.getItemId()) {
+            case android.R.id.home: {
+                onBackPressed();
+                return true;
+            }
+        }
+        return super.onOptionsItemSelected(item);
+    }
 }

app/src/main/java/com/keylesspalace/tusky/FavouritesActivity.java

@@ -21,6 +21,7 @@ import android.support.v4.app.Fragment;
 import android.support.v4.app.FragmentTransaction;
 import android.support.v7.app.ActionBar;
 import android.support.v7.widget.Toolbar;
+import android.view.MenuItem;
 
 public class FavouritesActivity extends BaseActivity {
     @Override
@@ -33,6 +34,8 @@ public class FavouritesActivity extends BaseActivity {
         ActionBar bar = getSupportActionBar();
         if (bar != null) {
             bar.setTitle(getString(R.string.title_favourites));
+            bar.setDisplayHomeAsUpEnabled(true);
+            bar.setDisplayShowHomeEnabled(true);
         }
 
         FragmentTransaction fragmentTransaction = getSupportFragmentManager().beginTransaction();
@@ -40,4 +43,15 @@ public class FavouritesActivity extends BaseActivity {
         fragmentTransaction.add(R.id.fragment_container, fragment);
         fragmentTransaction.commit();
     }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        switch (item.getItemId()) {
+            case android.R.id.home: {
+                onBackPressed();
+                return true;
+            }
+        }
+        return super.onOptionsItemSelected(item);
+    }
 }

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

@@ -143,15 +143,15 @@
     <string name="notification_service_one_mention">Mention from %s</string>
 
     <string name="pref_title_notification_settings">Notifications</string>
-    <string name="pref_title_pull_notifications">Enable Pull Notifcations</string>
-    <string name="pref_summary_pull_notifications">check for notifications periodically</string>
-    <string name="pref_title_pull_notification_check_interval">Check Interval</string>
-    <string name="pref_summary_pull_notification_check_interval">how often to pull</string>
+    <string name="pref_title_pull_notifications">Enable pull notifcations</string>
+    <string name="pref_summary_pull_notifications">Check for notifications periodically</string>
+    <string name="pref_title_pull_notification_check_interval">Check interval</string>
+    <string name="pref_summary_pull_notification_check_interval">How often to pull</string>
     <string name="pref_title_notification_alert_sound">Notify with a sound</string>
     <string name="pref_title_notification_style_vibrate">Notify with vibration</string>
     <string name="pref_title_notification_style_light">Notify with light</string>
     <string name="pref_title_appearance_settings">Appearance</string>
-    <string name="pref_title_light_theme">Use The Light Theme</string>
+    <string name="pref_title_light_theme">Use the Light Theme</string>
     <string name="action_submit">Submit</string>
     <string name="action_photo_pick">Add media</string>
     <string name="action_compose_options">Privacy options</string>