--- loncom/homework/inputtags.pm	2002/10/28 19:19:19	1.70
+++ loncom/homework/inputtags.pm	2002/11/19 14:59:35	1.74
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # input  definitons
 #
-# $Id: inputtags.pm,v 1.70 2002/10/28 19:19:19 sakharuk Exp $
+# $Id: inputtags.pm,v 1.74 2002/11/19 14:59:35 sakharuk Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -146,12 +146,17 @@ sub start_textline {
     $Apache::lonxml::evaluate--;
     if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
       my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval);
-      if ($size eq '') { $size=20; }
+      my $maxlength;
+      if ($size eq '') { $size=20; } else {
+	if ($size < 20) { $maxlength=$size; }
+      }
       my $partid=$Apache::inputtags::part;
       my $id=$Apache::inputtags::response[-1];
       my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$id.submission"});
-      $result= '<input type="text" name="HWVAL'.$id.'" value="'.
-	$oldresponse.'" size="'.$size.'" />';
+      if ($Apache::lonhomework::type ne 'exam') {
+        $result= '<input type="text" name="HWVAL'.$id.'" value="'.
+	    $oldresponse.'" size="'.$size.'" maxlength="'.$maxlength.'" />';
+      }
     } else {
       #right or wrong don't show what was last typed in.
       #$result='<i>'.$oldresponse.'</i>';
@@ -164,6 +169,8 @@ sub start_textline {
   } elsif ($target eq 'modified') {
     my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'size');
     if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
+  } elsif ($target eq 'tex') {
+      $result='\framebox[1cm][s]{\hfill}';
   }
   return $result;
 }
@@ -308,7 +315,8 @@ sub decideoutput {
 sub setgradedata {
   my ($award,$id,$previously_used) = @_;
   # if the student already has it correct, don't modify the status
-  if ($Apache::inputtags::status['-1'] ne 'CAN_ANSWER') {
+  if ($Apache::inputtags::status['-1'] ne 'CAN_ANSWER' &&
+      $Apache::inputtags::status['-1'] ne 'CANNOT_ANSWER') {
     $Apache::lonhomework::results{"resource.$id.afterduedate"}=$award;
     return '';
   } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} !~