allow to show attachments for template entries

src/keepass2android/EntryEditActivity.cs

@@ -915,7 +915,12 @@ namespace keepass2android
 					item.SetVisible(false);
 					foreach (View v in _editModeHiddenViews)
 						v.Visibility = ViewStates.Visible;
-					return true;
+                    State.EditMode.ShowAddAttachments = true;
+                    ViewGroup binariesGroup = (ViewGroup)FindViewById(Resource.Id.binaries);
+                    binariesGroup.Visibility = ViewStates.Visible;
+                    FindViewById(Resource.Id.entry_binaries_container).Visibility = ViewStates.Visible;
+
+                    return true;
                 case Android.Resource.Id.Home:
                     OnBackPressed();
 			        return true;

src/keepass2android/EntryEditActivityState.cs

@@ -18,12 +18,18 @@ namespace keepass2android
 	        return keys;
 	    }
 
-	    public virtual bool ShowAddAttachments
-	    {
-	        get { return true; }
-	    }
+        protected bool? manualShowAddAttachments = null;
 
-	    public virtual bool ShowAddExtras
+        public virtual bool ShowAddAttachments
+        {
+            get
+            {
+                if (manualShowAddAttachments != null) return (bool)manualShowAddAttachments;
+                return true; }
+            set { manualShowAddAttachments = value; }
+        }
+
+        public virtual bool ShowAddExtras
 	    {
 	        get { return true; }
 	    }

src/keepass2android/KpEntryTemplatedEdit.cs

@@ -138,12 +138,16 @@ namespace keepass2android
 			return keys.OrderBy(s => s, c);
 		}
 
-		public override bool ShowAddAttachments
-		{
-			get { return false; }
-		}
+        public override bool ShowAddAttachments
+        {
+            get
+            {
+                if (manualShowAddAttachments != null) return (bool)manualShowAddAttachments;
+                return false;
+            }
+        }
 
-		public override bool ShowAddExtras
+        public override bool ShowAddExtras
 		{
 			get { return false; }
 		}