Small improvements

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

@@ -60,12 +60,12 @@ public class AdapterMessage extends PagedListAdapter<TupleMessageEx, AdapterMess
             implements View.OnClickListener, View.OnLongClickListener {
         View itemView;
         TextView tvFrom;
-        TextView tvSize;
         TextView tvTime;
         ImageView ivAttachments;
         TextView tvSubject;
         TextView tvFolder;
         TextView tvCount;
+        ImageView ivThread;
         TextView tvError;
         ProgressBar pbLoading;
 
@@ -74,12 +74,12 @@ public class AdapterMessage extends PagedListAdapter<TupleMessageEx, AdapterMess
 
             this.itemView = itemView;
             tvFrom = itemView.findViewById(R.id.tvFrom);
-            tvSize = itemView.findViewById(R.id.tvSize);
             tvTime = itemView.findViewById(R.id.tvTime);
             ivAttachments = itemView.findViewById(R.id.ivAttachments);
             tvSubject = itemView.findViewById(R.id.tvSubject);
             tvFolder = itemView.findViewById(R.id.tvFolder);
             tvCount = itemView.findViewById(R.id.tvCount);
+            ivThread = itemView.findViewById(R.id.ivThread);
             tvError = itemView.findViewById(R.id.tvError);
             pbLoading = itemView.findViewById(R.id.pbLoading);
         }
@@ -96,12 +96,12 @@ public class AdapterMessage extends PagedListAdapter<TupleMessageEx, AdapterMess
 
         private void clear() {
             tvFrom.setText(null);
-            tvSize.setText(null);
             tvTime.setText(null);
             tvSubject.setText(null);
             ivAttachments.setVisibility(View.GONE);
             tvFolder.setText(null);
             tvCount.setText(null);
+            ivThread.setVisibility(View.GONE);
             tvError.setText(null);
             pbLoading.setVisibility(View.VISIBLE);
         }
@@ -119,8 +119,6 @@ public class AdapterMessage extends PagedListAdapter<TupleMessageEx, AdapterMess
                 tvTime.setText(DateUtils.getRelativeTimeSpanString(context, message.received));
             }
 
-            tvSize.setVisibility(View.GONE);
-
             tvSubject.setText(message.subject);
             ivAttachments.setVisibility(message.attachments > 0 ? View.VISIBLE : View.GONE);
 
@@ -131,11 +129,12 @@ public class AdapterMessage extends PagedListAdapter<TupleMessageEx, AdapterMess
             else
                 tvFolder.setText(Helper.localizeFolderName(context, message.folderName));
 
-            if (viewType == ViewType.THREAD)
+            if (viewType == ViewType.THREAD) {
                 tvCount.setVisibility(View.GONE);
-            else {
+                ivThread.setVisibility(View.GONE);
+            } else {
                 tvCount.setText(Integer.toString(message.count));
-                tvCount.setVisibility(debug || message.count > 1 ? View.VISIBLE : View.GONE);
+                ivThread.setVisibility(View.VISIBLE);
             }
 
             if (debug) {

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

@@ -113,7 +113,6 @@ public class FragmentMessage extends FragmentEx {
     private ViewGroup view;
     private View vwAnswerAnchor;
     private TextView tvFrom;
-    private TextView tvSize;
     private TextView tvTime;
     private TextView tvTo;
     private TextView tvSubject;
@@ -131,6 +130,7 @@ public class FragmentMessage extends FragmentEx {
     private BottomNavigationView bottom_navigation;
     private ProgressBar pbWait;
     private Group grpHeader;
+    private Group grpThread;
     private Group grpAddresses;
     private Group grpAttachments;
     private Group grpError;
@@ -198,7 +198,6 @@ public class FragmentMessage extends FragmentEx {
         // Get controls
         vwAnswerAnchor = view.findViewById(R.id.vwAnswerAnchor);
         tvFrom = view.findViewById(R.id.tvFrom);
-        tvSize = view.findViewById(R.id.tvSize);
         tvTime = view.findViewById(R.id.tvTime);
         tvTo = view.findViewById(R.id.tvTo);
         tvSubject = view.findViewById(R.id.tvSubject);
@@ -216,6 +215,7 @@ public class FragmentMessage extends FragmentEx {
         bottom_navigation = view.findViewById(R.id.bottom_navigation);
         pbWait = view.findViewById(R.id.pbWait);
         grpHeader = view.findViewById(R.id.grpHeader);
+        grpThread = view.findViewById(R.id.grpThread);
         grpAddresses = view.findViewById(R.id.grpAddresses);
         grpAttachments = view.findViewById(R.id.grpAttachments);
         grpError = view.findViewById(R.id.grpError);
@@ -223,13 +223,6 @@ public class FragmentMessage extends FragmentEx {
 
         setHasOptionsMenu(true);
 
-        tvCount.setOnClickListener(new View.OnClickListener() {
-            @Override
-            public void onClick(View view) {
-                onMenuThread();
-            }
-        });
-
         tvBody.setMovementMethod(new LinkMovementMethod() {
             public boolean onTouchEvent(TextView widget, Spannable buffer, MotionEvent event) {
                 if (event.getAction() != MotionEvent.ACTION_UP)
@@ -300,12 +293,11 @@ public class FragmentMessage extends FragmentEx {
                 vSeparatorBody.setVisibility(View.GONE);
                 fab.setVisibility(View.GONE);
 
-                tvCount.setVisibility(View.GONE);
+                grpThread.setVisibility(View.GONE);
                 grpAddresses.setVisibility(View.GONE);
                 grpAttachments.setVisibility(View.GONE);
                 grpError.setVisibility(View.GONE);
 
-                tvCount.setTag(tvCount.getVisibility());
                 tvCc.setTag(grpAddresses.getVisibility());
                 tvError.setTag(grpError.getVisibility());
             }
@@ -324,7 +316,7 @@ public class FragmentMessage extends FragmentEx {
 
                     RecyclerView.Adapter adapter = rvAttachment.getAdapter();
 
-                    tvCount.setVisibility((int) tvCount.getTag());
+                    grpThread.setVisibility(View.VISIBLE);
                     grpAddresses.setVisibility((int) tvCc.getTag());
                     grpAttachments.setVisibility(adapter != null && adapter.getItemCount() > 0 ? View.VISIBLE : View.GONE);
                     grpError.setVisibility((int) tvError.getTag());
@@ -367,13 +359,11 @@ public class FragmentMessage extends FragmentEx {
         grpMessage.setVisibility(View.GONE);
         pbBody.setVisibility(View.GONE);
         bottom_navigation.setVisibility(View.GONE);
-        tvCount.setVisibility(View.GONE);
+        grpThread.setVisibility(View.GONE);
         grpError.setVisibility(View.GONE);
         fab.setVisibility(View.GONE);
         pbWait.setVisibility(View.VISIBLE);
 
-        tvSize.setText(null);
-
         rvAttachment.setHasFixedSize(false);
         LinearLayoutManager llm = new LinearLayoutManager(getContext());
         rvAttachment.setLayoutManager(llm);
@@ -382,9 +372,7 @@ public class FragmentMessage extends FragmentEx {
         adapter = new AdapterAttachment(getContext(), getViewLifecycleOwner(), true);
         rvAttachment.setAdapter(adapter);
 
-        tvCount.setTag(View.GONE);
         tvCc.setTag(View.GONE);
-        rvAttachment.setTag(View.GONE);
         tvError.setTag(View.GONE);
 
         return view;
@@ -402,7 +390,6 @@ public class FragmentMessage extends FragmentEx {
         outState.putSerializable("message", message);
         outState.putBoolean("free", free);
         if (free) {
-            outState.putInt("tag_count", (int) tvCount.getTag());
             outState.putInt("tag_cc", (int) tvCc.getTag());
             outState.putInt("tag_error", (int) tvError.getTag());
         }
@@ -430,9 +417,7 @@ public class FragmentMessage extends FragmentEx {
         } else {
             free = savedInstanceState.getBoolean("free");
             if (free) {
-                tvCount.setTag(savedInstanceState.getInt("tag_count"));
                 tvCc.setTag(savedInstanceState.getInt("tag_cc"));
-                rvAttachment.setTag(savedInstanceState.getInt("tag_attachment"));
                 tvError.setTag(savedInstanceState.getInt("tag_error"));
             }
         }
@@ -465,11 +450,11 @@ public class FragmentMessage extends FragmentEx {
         vSeparatorBody.setVisibility(free ? View.GONE : View.VISIBLE);
 
         if (free) {
-            tvCount.setVisibility((int) tvCount.getTag());
+            grpThread.setVisibility(View.GONE);
             grpAddresses.setVisibility((int) tvCc.getTag());
             grpError.setVisibility((int) tvError.getTag());
         } else {
-            tvCount.setVisibility(!free && message.count > 1 ? View.VISIBLE : View.GONE);
+            grpThread.setVisibility(!free ? View.VISIBLE : View.GONE);
             grpError.setVisibility(free || message.error == null ? View.GONE : View.VISIBLE);
         }
 
@@ -578,9 +563,9 @@ public class FragmentMessage extends FragmentEx {
         boolean inOutbox = EntityFolder.OUTBOX.equals(message.folderType);
 
         menu.findItem(R.id.menu_addresses).setVisible(!free);
-        menu.findItem(R.id.menu_thread).setVisible(!free && message.count > 1);
-        menu.findItem(R.id.menu_forward).setVisible(!free && !inOutbox);
-        menu.findItem(R.id.menu_reply_all).setVisible(!free && message.cc != null && !inOutbox);
+        menu.findItem(R.id.menu_thread).setVisible(message.count > 1);
+        menu.findItem(R.id.menu_forward).setVisible(!inOutbox);
+        menu.findItem(R.id.menu_reply_all).setVisible(message.cc != null && !inOutbox);
         menu.findItem(R.id.menu_decrypt).setVisible(!inOutbox);
     }
 
@@ -1059,7 +1044,6 @@ public class FragmentMessage extends FragmentEx {
             SpannedString ss = new SpannedString(body);
             boolean has_images = (ss.getSpans(0, ss.length(), ImageSpan.class).length > 0);
 
-            tvSize.setText(Helper.humanReadableByteCount(args.getInt("size"), false));
             tvBody.setText(body);
             tvBody.setTag(true);
             btnImages.setVisibility(has_images && !show_images ? View.VISIBLE : View.GONE);

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

@@ -25,22 +25,10 @@
         android:text="From"
         android:textAppearance="@style/TextAppearance.AppCompat.Medium"
         android:textIsSelectable="true"
-        app:layout_constraintEnd_toStartOf="@+id/tvSize"
+        app:layout_constraintEnd_toStartOf="@+id/tvTime"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent" />
 
-    <TextView
-        android:id="@+id/tvSize"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginEnd="6dp"
-        android:maxLines="1"
-        android:text="123 K"
-        android:textAppearance="@style/TextAppearance.AppCompat.Small"
-        android:textIsSelectable="true"
-        app:layout_constraintEnd_toStartOf="@+id/tvTime"
-        app:layout_constraintTop_toTopOf="@id/tvFrom" />
-
     <TextView
         android:id="@+id/tvTime"
         android:layout_width="wrap_content"
@@ -98,10 +86,21 @@
         android:id="@+id/tvCount"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_marginEnd="6dp"
+        android:layout_marginEnd="3dp"
         android:maxLines="1"
         android:text="3"
         android:textAppearance="@style/TextAppearance.AppCompat.Small"
+        app:layout_constraintBottom_toBottomOf="@id/tvSubject"
+        app:layout_constraintEnd_toStartOf="@+id/ivThread"
+        app:layout_constraintTop_toTopOf="@id/tvSubject" />
+
+    <ImageView
+        android:id="@+id/ivThread"
+        android:layout_width="15dp"
+        android:layout_height="15dp"
+        android:layout_marginEnd="6dp"
+        android:src="@drawable/baseline_message_24"
+        app:layout_constraintBottom_toBottomOf="@id/tvSubject"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintTop_toTopOf="@id/tvSubject" />
 
@@ -335,6 +334,12 @@
         android:layout_height="0dp"
         app:constraint_referenced_ids="tvFrom,tvToTitle,tvTo,tvSize,tvTime,tvSubject" />
 
+    <androidx.constraintlayout.widget.Group
+        android:id="@+id/grpThread"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:constraint_referenced_ids="tvCount,ivThread" />
+
     <androidx.constraintlayout.widget.Group
         android:id="@+id/grpAddresses"
         android:layout_width="0dp"

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

@@ -15,21 +15,10 @@
         android:maxLines="1"
         android:text="From"
         android:textAppearance="@style/TextAppearance.AppCompat.Medium"
-        app:layout_constraintEnd_toStartOf="@+id/tvSize"
+        app:layout_constraintEnd_toStartOf="@+id/tvTime"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent" />
 
-    <TextView
-        android:id="@+id/tvSize"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginEnd="6dp"
-        android:maxLines="1"
-        android:text="123K"
-        android:textAppearance="@style/TextAppearance.AppCompat.Small"
-        app:layout_constraintBottom_toBottomOf="@id/tvFrom"
-        app:layout_constraintEnd_toStartOf="@+id/tvTime" />
-
     <TextView
         android:id="@+id/tvTime"
         android:layout_width="wrap_content"
@@ -80,12 +69,22 @@
         android:id="@+id/tvCount"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_marginEnd="6dp"
+        android:layout_marginEnd="3dp"
         android:maxLines="1"
         android:text="3"
         android:textAppearance="@style/TextAppearance.AppCompat.Small"
         app:layout_constraintBottom_toBottomOf="@id/tvSubject"
-        app:layout_constraintEnd_toEndOf="parent" />
+        app:layout_constraintEnd_toStartOf="@+id/ivThread" />
+
+    <ImageView
+        android:id="@+id/ivThread"
+        android:layout_width="15dp"
+        android:layout_height="15dp"
+        android:layout_marginEnd="6dp"
+        android:src="@drawable/baseline_message_24"
+        app:layout_constraintBottom_toBottomOf="@id/tvSubject"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toTopOf="@id/tvSubject" />
 
     <TextView
         android:id="@+id/tvError"