* need second output argument to avoid 'Directory already exists.' messages

* drag-and-drop causes "Conversion to matlab.ui.control.UIControl from javahandle_withcallbacks.MLDropTarget" error in "setdiff(UD.Options.Handles,gcbo)" ... check class to avoid conversion attempt
* stats renamed to stationNames for clarity.

Author: hrajagers

src/tools_lgpl/matlab/quickplot/progsrc/private/qp_basedir.m

@@ -139,7 +139,8 @@
 else % Unix
     dd = fullfile(getenv('HOME'), '.Deltares', '');
 end
-if ~mkdir(dd)
+[success,~]=mkdir(dd); % need second output argument to avoid 'Directory already exists.' messages
+if ~success
     dd='';
 end
 

src/tools_lgpl/matlab/quickplot/progsrc/private/qp_interface_update_options.m

@@ -56,12 +56,12 @@
 set(findobj(mfig,'tag','loaddata'),'enable',onoff(EnableLoad))
 
 
-function [DomainNr,Props,subf,selected,stats,vslice,hslice]=get_basics(MW)
+function [DomainNr,Props,subf,selected,stationNames,vslice,hslice]=get_basics(MW)
 T_=1; ST_=2; M_=3; N_=4; K_=5;
 
 [DomainNr,Props,subf] = qpfield;
 selected = [];
-stats =[];
+stationNames = [];
 vslice=0;
 hslice=0;
 if isempty(Props)
@@ -78,15 +78,15 @@
     end
 end
 if DimFlag(ST_)
-    stats=get(MW.StList,'userdata');
-    alls=get(MW.AllS,'value');
+    stationNames = get(MW.StList,'userdata');
+    alls = get(MW.AllS,'value');
     if alls
-        selected{ST_}=0;
+        selected{ST_} = 0;
     else
-        selected{ST_}=get(MW.EditS,'userdata');
+        selected{ST_} = get(MW.EditS,'userdata');
     end
 else
-    stats={};
+    stationNames = {};
 end
 
 if all(~DimFlag([M_ N_ K_]))
@@ -539,7 +539,11 @@
 Inactive=UD.Inactive;
 Active=UD.Active;
 
-set(setdiff(UD.Options.Handles,gcbo),'enable','off','backgroundcolor',Inactive)
+handles = UD.Options.Handles;
+if ishghandle(gcbo)
+    handles = setdiff(handles,gcbo);
+end
+set(handles,'enable','off','backgroundcolor',Inactive)
 
 h_axtype=findobj(OH,'tag','axestype=?');
 if length(axestype)>1