Added setup hint

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

@@ -39,11 +39,13 @@ import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.Button;
+import android.widget.ImageButton;
 import android.widget.TextView;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.appcompat.app.AlertDialog;
+import androidx.constraintlayout.widget.Group;
 import androidx.core.content.ContextCompat;
 import androidx.lifecycle.Observer;
 import androidx.localbroadcastmanager.content.LocalBroadcastManager;
@@ -54,6 +56,8 @@ import java.util.List;
 public class FragmentSetup extends FragmentBase {
     private ViewGroup view;
 
+    private ImageButton ibWelcome;
+
     private Button btnHelp;
     private Button btnQuick;
 
@@ -75,6 +79,8 @@ public class FragmentSetup extends FragmentBase {
 
     private Button btnInbox;
 
+    private Group grpWelcome;
+
     private int textColorPrimary;
     private int colorWarning;
     private Drawable check;
@@ -95,6 +101,8 @@ public class FragmentSetup extends FragmentBase {
         view = (ViewGroup) inflater.inflate(R.layout.fragment_setup, container, false);
 
         // Get controls
+        ibWelcome = view.findViewById(R.id.ibWelcome);
+
         btnHelp = view.findViewById(R.id.btnHelp);
         btnQuick = view.findViewById(R.id.btnQuick);
 
@@ -116,8 +124,20 @@ public class FragmentSetup extends FragmentBase {
 
         btnInbox = view.findViewById(R.id.btnInbox);
 
+        grpWelcome = view.findViewById(R.id.grpWelcome);
+
+        final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getContext());
+
         // Wire controls
 
+        ibWelcome.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                prefs.edit().putBoolean("welcome", false).apply();
+                grpWelcome.setVisibility(View.GONE);
+            }
+        });
+
         btnHelp.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View view) {
@@ -208,6 +228,9 @@ public class FragmentSetup extends FragmentBase {
 
         btnInbox.setEnabled(false);
 
+        boolean welcome = prefs.getBoolean("welcome", true);
+        grpWelcome.setVisibility(welcome || BuildConfig.DEBUG ? View.VISIBLE : View.GONE);
+
         int[] grantResults = new int[permissions.length];
         for (int i = 0; i < permissions.length; i++)
             grantResults[i] = ContextCompat.checkSelfPermission(getActivity(), permissions[i]);

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

@@ -66,7 +66,7 @@
                 android:layout_height="1dp"
                 android:background="?attr/colorSeparator"
                 app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintTop_toBottomOf="@id/ibHintSupport" />
+                app:layout_constraintTop_toBottomOf="@id/tvHintSupport" />
 
             <TextView
                 android:id="@+id/tvHintSwipe"
@@ -130,7 +130,7 @@
                 android:layout_height="1dp"
                 android:background="?attr/colorSeparator"
                 app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintTop_toBottomOf="@id/ibHintSelect" />
+                app:layout_constraintTop_toBottomOf="@id/tvHintSelect" />
 
             <TextView
                 android:id="@+id/tvNoEmail"

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

@@ -18,14 +18,47 @@
             android:layout_height="wrap_content"
             android:padding="12dp">
 
+            <TextView
+                android:id="@+id/tvWelcome"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:gravity="center_vertical"
+                android:minHeight="33dp"
+                android:text="@string/title_setup_welcome"
+                android:textAppearance="@style/TextAppearance.AppCompat.Small"
+                android:textColor="?android:attr/textColorPrimary"
+                app:layout_constraintEnd_toStartOf="@+id/ibWelcome"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toTopOf="parent" />
+
+            <ImageButton
+                android:id="@+id/ibWelcome"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:contentDescription="@string/title_legend_close_hint"
+                android:src="@drawable/baseline_close_24"
+                app:layout_constraintBottom_toBottomOf="@id/tvWelcome"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintTop_toTopOf="@id/tvWelcome" />
+
+            <View
+                android:id="@+id/vSeparatorWelcome"
+                android:layout_width="match_parent"
+                android:layout_height="1dp"
+                android:layout_marginTop="12dp"
+                android:background="?attr/colorSeparator"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@id/tvWelcome" />
+
             <ImageView
                 android:id="@+id/fast"
                 android:layout_width="24dp"
                 android:layout_height="24dp"
+                android:layout_marginTop="12dp"
                 android:contentDescription="@string/title_setup_quick"
                 android:src="@drawable/baseline_fast_forward_24"
                 app:layout_constraintStart_toStartOf="parent"
-                app:layout_constraintTop_toTopOf="parent" />
+                app:layout_constraintTop_toBottomOf="@id/vSeparatorWelcome" />
 
             <TextView
                 android:layout_width="0dp"
@@ -435,6 +468,13 @@
                 android:text="@string/title_setup_go"
                 app:layout_constraintEnd_toEndOf="parent"
                 app:layout_constraintTop_toBottomOf="@id/five" />
+
+            <androidx.constraintlayout.widget.Group
+                android:id="@+id/grpWelcome"
+                android:layout_width="0dp"
+                android:layout_height="0dp"
+                app:constraint_referenced_ids="
+                tvWelcome,ibWelcome,vSeparatorWelcome" />
         </androidx.constraintlayout.widget.ConstraintLayout>
     </ScrollView>
 </androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -103,6 +103,12 @@
 
     <string name="title_setup">Settings</string>
     <string name="title_setup_help">Help</string>
+    <string name="title_setup_welcome">
+        To receive and send messages you\'ll need to setup an account and identity.
+        This is not easier or not more difficult than in any other email app,
+        although some providers make this not very easy.
+        You can use the help button for instructions.
+    </string>
     <string name="title_setup_quick">Quick setup</string>
     <string name="title_setup_quick_remark">To quickly setup an account and an identity for most providers</string>
     <string name="title_setup_quick_hint">The quick setup will fetch configuration information from autoconfig.thunderbird.net</string>