Merge pull request #2016 from matrix-org/t3chguy/hide_empty_sublist

fix historical section

src/components/structures/RoomSubList.js

@@ -389,10 +389,14 @@ const RoomSubList = React.createClass({
                 </Droppable> : subListContent;
         } else {
             const Loader = sdk.getComponent("elements.Spinner");
+            if (this.props.showSpinner) {
+                content = <Loader />;
+            }
+
             return (
                 <div className="mx_RoomSubList">
                     {this.props.alwaysShowHeader ? this._getHeaderJsx() : undefined}
-                    {(this.props.showSpinner && !this.state.hidden) ? <Loader /> : undefined}
+                    { this.state.hidden ? undefined : content }
                 </div>
             );
         }

src/components/views/rooms/RoomList.js

@@ -705,6 +705,13 @@ module.exports = React.createClass({
                              onShowMoreRooms={self.onShowMoreRooms} />
 
                 <RoomSubList list={self.state.lists['im.vector.fake.archived']}
+                             emptyContent={self.props.collapsed ? null :
+                                 <div className="mx_RoomList_emptySubListTip_container">
+                                     <div className="mx_RoomList_emptySubListTip">
+                                         { _t('You have no historical rooms') }
+                                     </div>
+                                 </div>
+                             }
                              label={_t('Historical')}
                              editable={false}
                              order="recent"

src/i18n/strings/en_EN.json

@@ -461,6 +461,7 @@
     "People": "People",
     "Rooms": "Rooms",
     "Low priority": "Low priority",
+    "You have no historical rooms": "You have no historical rooms",
     "Historical": "Historical",
     "Unable to ascertain that the address this invite was sent to matches one associated with your account.": "Unable to ascertain that the address this invite was sent to matches one associated with your account.",
     "This invitation was sent to an email address which is not associated with this account:": "This invitation was sent to an email address which is not associated with this account:",