Added option to display name or name/email address

app/src/main/java/eu/faircode/email/AdapterMessage.java

@@ -132,6 +132,7 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
     private LifecycleOwner owner;
     private ViewType viewType;
     private boolean compact;
+    private boolean name_email;
     private int zoom;
     private String sort;
     private boolean internet;
@@ -699,7 +700,7 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
             else
                 ivAvatar.setImageResource(R.drawable.baseline_person_24);
             ivAvatar.setVisibility(avatars ? View.VISIBLE : View.GONE);
-            tvFrom.setText(info.getDisplayName(compact));
+            tvFrom.setText(info.getDisplayName(name_email));
         }
 
         private void bindExpanded(final TupleMessageEx message) {
@@ -2465,17 +2466,19 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
 
     AdapterMessage(Context context, LifecycleOwner owner,
                    ViewType viewType, boolean compact, int zoom, String sort, IProperties properties) {
+        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
+
         this.context = context;
         this.owner = owner;
         this.inflater = LayoutInflater.from(context);
         this.viewType = viewType;
         this.compact = compact;
+        this.name_email = prefs.getBoolean("name_email", !compact);
         this.zoom = zoom;
         this.sort = sort;
         this.internet = (Helper.isMetered(context, false) != null);
         this.properties = properties;
 
-        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
 
         this.date = prefs.getBoolean("date", true);
         this.threading = prefs.getBoolean("threading", true);
@@ -2530,7 +2533,9 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
 
     void setCompact(boolean compact) {
         if (this.compact != compact) {
+            SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
             this.compact = compact;
+            this.name_email = prefs.getBoolean("name_email", !compact);
             notifyDataSetChanged();
         }
     }

app/src/main/java/eu/faircode/email/ContactInfo.java

@@ -41,8 +41,8 @@ public class ContactInfo {
         return bitmap;
     }
 
-    String getDisplayName(boolean compact) {
-        if (compact && displayName != null)
+    String getDisplayName(boolean name_email) {
+        if (!name_email && displayName != null)
             return displayName;
         else if (displayName == null)
             return (email == null ? "" : email);

app/src/main/java/eu/faircode/email/FragmentOptions.java

@@ -67,6 +67,7 @@ public class FragmentOptions extends FragmentBase implements SharedPreferences.O
     private SwitchCompat swThreading;
     private SwitchCompat swAvatars;
     private SwitchCompat swIdenticons;
+    private SwitchCompat swNameEmail;
     private SwitchCompat swPreview;
     private SwitchCompat swAddresses;
     private SwitchCompat swHtml;
@@ -93,7 +94,7 @@ public class FragmentOptions extends FragmentBase implements SharedPreferences.O
     private Group grpNotification;
 
     static String[] OPTIONS_RESTART = new String[]{
-            "unified", "date", "threading", "avatars", "identicons", "preview", "addresses", "autoimages", "actionbar",
+            "unified", "date", "threading", "avatars", "identicons", "name_email", "preview", "addresses", "autoimages", "actionbar",
             "pull", "swipenav", "autoexpand", "autoclose", "autonext",
             "debug"
     };
@@ -101,7 +102,7 @@ public class FragmentOptions extends FragmentBase implements SharedPreferences.O
     private final static String[] ADVANCED_OPTIONS = new String[]{
             "enabled", "updates",
             "metered", "download",
-            "unified", "date", "threading", "avatars", "identicons", "preview", "addresses", "autoimages", "actionbar",
+            "unified", "date", "threading", "avatars", "identicons", "name_email", "preview", "addresses", "autoimages", "actionbar",
             "pull", "swipenav", "autoexpand", "autoclose", "autonext", "collapse", "autoread", "automove", "sender", "autoresize", "autosend",
             "light", "sound",
             "debug",
@@ -130,6 +131,7 @@ public class FragmentOptions extends FragmentBase implements SharedPreferences.O
         swThreading = view.findViewById(R.id.swThreading);
         swAvatars = view.findViewById(R.id.swAvatars);
         swIdenticons = view.findViewById(R.id.swIdenticons);
+        swNameEmail = view.findViewById(R.id.swNameEmail);
         swPreview = view.findViewById(R.id.swPreview);
         swAddresses = view.findViewById(R.id.swAddresses);
         swHtml = view.findViewById(R.id.swHtml);
@@ -258,6 +260,13 @@ public class FragmentOptions extends FragmentBase implements SharedPreferences.O
             }
         });
 
+        swNameEmail.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
+            @Override
+            public void onCheckedChanged(CompoundButton compoundButton, boolean checked) {
+                prefs.edit().putBoolean("name_email", checked).apply();
+            }
+        });
+
         swPreview.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
             @Override
             public void onCheckedChanged(CompoundButton compoundButton, boolean checked) {
@@ -475,11 +484,14 @@ public class FragmentOptions extends FragmentBase implements SharedPreferences.O
                 break;
             }
 
+        boolean compact = prefs.getBoolean("compact", false);
+
         swUnified.setChecked(prefs.getBoolean("unified", true));
         swDate.setChecked(prefs.getBoolean("date", true));
         swThreading.setChecked(prefs.getBoolean("threading", true));
         swAvatars.setChecked(prefs.getBoolean("avatars", true));
         swIdenticons.setChecked(prefs.getBoolean("identicons", false));
+        swNameEmail.setChecked(prefs.getBoolean("name_email", !compact));
         swPreview.setChecked(prefs.getBoolean("preview", false));
         swAddresses.setChecked(prefs.getBoolean("addresses", true));
         swHtml.setChecked(prefs.getBoolean("autohtml", false));

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

@@ -268,6 +268,31 @@
             app:layout_constraintTop_toBottomOf="@id/swAvatars"
             app:switchPadding="12dp" />
 
+        <androidx.appcompat.widget.SwitchCompat
+            android:id="@+id/swNameEmail"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="12dp"
+            android:layout_marginTop="12dp"
+            android:layout_marginEnd="12dp"
+            android:text="@string/title_advanced_name_email"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/swIdenticons"
+            app:switchPadding="12dp" />
+
+        <TextView
+            android:id="@+id/tvNameEmailHint"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="12dp"
+            android:layout_marginEnd="60dp"
+            android:text="@string/title_advanced_name_email_hint"
+            android:textAppearance="@style/TextAppearance.AppCompat.Small"
+            android:textStyle="italic"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/swNameEmail" />
+
         <androidx.appcompat.widget.SwitchCompat
             android:id="@+id/swPreview"
             android:layout_width="match_parent"
@@ -277,7 +302,7 @@
             android:layout_marginEnd="12dp"
             android:text="@string/title_advanced_preview"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@id/swIdenticons"
+            app:layout_constraintTop_toBottomOf="@id/tvNameEmailHint"
             app:switchPadding="12dp" />
 
         <TextView

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

@@ -150,6 +150,7 @@
     <string name="title_advanced_threading">Conversation threading</string>
     <string name="title_advanced_avatars">Show contact photos</string>
     <string name="title_advanced_identicons">Show identicons</string>
+    <string name="title_advanced_name_email">Show names and email addresses</string>
     <string name="title_advanced_preview">Show message preview</string>
     <string name="title_advanced_addresses">Show address details by default</string>
     <string name="title_advanced_html">Automatically show original message for known contacts</string>
@@ -180,6 +181,7 @@
     <string name="title_advanced_browse_hint">Fetch more messages when scrolling down</string>
     <string name="title_advanced_unified_hint">Show unified inbox folders or unified inbox messages</string>
     <string name="title_advanced_threading_hint">Group messages related to each other</string>
+    <string name="title_advanced_name_email_hint">When disabled only names will be shown when available</string>
     <string name="title_advanced_preview_hint">Only available when message text was downloaded</string>
     <string name="title_advanced_autoexpand_hint">Automatically open message when there is just one message or just one unread message in a conversation</string>
     <string name="title_advanced_autoclose_hint">Automatically close conversations when all messages are archived, sent or trashed</string>