Show selected folders in navigation menu

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

@@ -0,0 +1,41 @@
+package eu.faircode.email;
+
+/*
+    This file is part of FairEmail.
+
+    FairEmail is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    FairEmail is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with FairEmail.  If not, see <http://www.gnu.org/licenses/>.
+
+    Copyright 2018-2019 by Marcel Bokhorst (M66B)
+*/
+
+import java.io.Serializable;
+import java.util.Objects;
+
+public class TupleFolderNav extends EntityFolder implements Serializable {
+    public Integer color; // account
+    public int unseen;
+    public int operations;
+
+    @Override
+    public boolean equals(Object obj) {
+        if (obj instanceof TupleFolderNav) {
+            TupleFolderNav other = (TupleFolderNav) obj;
+            return (super.equals(obj) &&
+                    Objects.equals(this.color, other.color) &&
+                    this.unseen == other.unseen &&
+                    this.operations == other.operations);
+        } else
+            return false;
+    }
+}