--- loncom/interface/lonquickgrades.pm	2011/02/20 20:57:46	1.67
+++ loncom/interface/lonquickgrades.pm	2011/02/20 21:56:25	1.68
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Quick Student Grades Display
 #
-# $Id: lonquickgrades.pm,v 1.67 2011/02/20 20:57:46 www Exp $
+# $Id: lonquickgrades.pm,v 1.68 2011/02/20 21:56:25 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -374,7 +374,7 @@ sub outputTable {
     # If there were any problems at the top level, print an extra "catchall"
     if ($topLevelParts > 0) {
         my $ratio = $topLevelRight / $topLevelParts;
-        my $color = mixColors(\@start, \@end, $ratio);
+        my $color = &mixColors(\@start, \@end, $ratio);
         $r->print(&Apache::loncommon::start_data_table_row()
                  .'<td style="background-color:'.$color.';">');
         $r->print(&mt("Problems Not Contained In A Folder")."</td><td>");
@@ -386,7 +386,7 @@ sub outputTable {
 # show totals (if applicable), close table
 #
     if ($showPoints) {
-        my $maxHelpLink = Apache::loncommon::help_open_topic("Quick_Grades_Possibly_Correct");
+        my $maxHelpLink = &Apache::loncommon::help_open_topic("Quick_Grades_Possibly_Correct");
 
         $title = $showPoints ? "Points" : "Parts Done";
         my $totaltitle = $showPoints ? &mt("Awarded Total Points") : &mt("Total Parts Done");
@@ -429,7 +429,7 @@ sub outputCategories {
 # Process the changes
         %categories=&process_category_edits($r,$cangrade,%categories);
 # Actually store
-#        &Apache::lonnet::logthis("Storing ".$categories{'order'});
+        &Apache::lonnet::logthis("Storing ".$categories{'order'});
         &Apache::lonnet::put('grading_categories',\%categories,$cdom,$cnum);
     }
 # new categories loaded now
@@ -456,6 +456,10 @@ sub process_category_edits {
     my $cmd=$env{'form.cmd'};
     if ($cmd eq 'createnewcat') {
        %categories=&make_new_category($r,$cangrade,undef,%categories);
+    }
+    if ($cmd=~/^delcat\_(.+)$/) {
+       my $id=$1;
+       %categories=&del_category($id,$cangrade,%categories);
     } 
 #
 # Business logic here
@@ -543,6 +547,7 @@ ENDMOVE
             }
         }
         $r->print("\n</select>\n</td>\n");
+        $r->print('<td><a href="/adm/quickgrades?cmd=delcat_'.$id.'&storechanges=1">'.&mt('Delete').'</a></td>');
 
     }
     $r->print(&Apache::loncommon::end_data_table_row()."\n");
@@ -585,6 +590,22 @@ sub make_new_category {
 }
 
 #
+# Delete category
+#
+
+sub del_category {
+   my ($id,$cangrade,%categories)=@_; 
+   my @neworder=();
+   foreach my $currentid (split(/\,/,$categories{'order'})) {
+      unless ($currentid eq $id) {
+         push(@neworder,$currentid);
+      }
+   }
+   $categories{'order'}=join(',',@neworder);
+   return %categories;
+}
+
+#
 # Move a category to a desired position n the display order
 #