Improve code

lib/ui/screens/call_screen.dart

@@ -28,6 +28,8 @@ enum _PopupMenuOption { STOP_STREAMING, SWITCH_CAMERA }
 
 class CallScreen extends StatefulWidget {
   final int convID;
+
+  /// This settings should be always true except for the small call window...
   final bool floatingButtons;
 
   const CallScreen({
@@ -483,11 +485,16 @@ class _CallScreenState extends SafeState<CallScreen> {
 
     return Column(
       children: <Widget>[
+        // Members list
         _canHideMenuBar ? Container() : _buildMembersArea(),
+
+        // Build videos area (+ buttons if floating)
         Expanded(child: LayoutBuilder(builder: _buildVideosArea)),
-        _canHideMenuBar || widget.floatingButtons
-            ? Container()
-            : _buildFooterArea()
+
+        // Buttons bar (if buttons are not floating)
+        !_canHideMenuBar && !widget.floatingButtons
+            ? _buildFooterArea()
+            : Container(),
       ],
     );
   }
@@ -554,11 +561,11 @@ class _CallScreenState extends SafeState<CallScreen> {
             ? _buildLocalVideo()
             : Container(),
 
-        // Buttons bar
-        _canHideMenuBar || !widget.floatingButtons
-            ? Container()
-            : Positioned(
+        // Buttons bar (if floating)
+        !_canHideMenuBar && widget.floatingButtons
+            ? Positioned(
                 bottom: 10, right: 0, left: 0, child: _buildFooterArea())
+            : Container(),
       ],
     );
   }