--- loncom/interface/lonnavmaps.pm	2002/10/15 20:05:35	1.83
+++ loncom/interface/lonnavmaps.pm	2002/10/17 19:25:27	1.84
@@ -2,7 +2,7 @@
 # The LearningOnline Network with CAPA
 # Navigate Maps Handler
 #
-# $Id: lonnavmaps.pm,v 1.83 2002/10/15 20:05:35 bowersj2 Exp $
+# $Id: lonnavmaps.pm,v 1.84 2002/10/17 19:25:27 bowersj2 Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -849,10 +849,6 @@ sub new_handle {
         $r->print('<img src="/adm/lonMisc/chat.gif"> Discussions'.
                   '<br><img src="/adm/lonMisc/feedback.gif"> New message (click to open)<p>'); 
     }
-    #if (($currenturl=~/^\/res/) &&
-    #    ($currenturl!~/^\/res\/adm/)) {
-    #    $r->print('<a href="#curloc">Current Location</a><p>');
-    #}
 
     # Check that it's defined
     if (!($navmap->courseMapDefined())) {
@@ -929,7 +925,7 @@ sub new_handle {
 
     # Begin the HTML table
     # four cols: resource + indent, chat+feedback, icon, text string
-    $r->print('<table cellspacing="3" cellpadding="0" bgcolor="#FFFFFF">' ."\n");
+    $r->print('<table cellspacing="0" cellpadding="3" width="100%" border="0" bgcolor="#FFFFFF">' ."\n");
 
     my $condition = 0;
     if ($ENV{'form.condition'}) {
@@ -944,7 +940,7 @@ sub new_handle {
     if ($currenturl && !$ENV{'form.alreadyHere'}) {
         # Give me every resource...
         my $mapIterator = $navmap->getIterator(undef, undef, {}, 1);
-        my $found != 0;
+        my $found = 0;
         my $depth = 1;
         $mapIterator->next(); # discard the first BEGIN_MAP
         my $curRes = $mapIterator->next();
@@ -1075,7 +1071,7 @@ sub new_handle {
                 }
 
             } else {
-                @parts[0] = "0"; # this is to get past foreach loop below
+                $parts[0] = "0"; # this is to get past foreach loop below
                  # you can consider a non-problem resource as a resource
                   # with only one part without loss
             }
@@ -1186,7 +1182,7 @@ sub new_handle {
                 }
 
                 # FIRST COL: The resource indentation, branch icon, and name
-                $r->print("  <tr><td align=\"left\" valign=\"center\">\n");
+                $r->print("  <tr><td align=\"left\" valign=\"center\" width=\"60%\">\n");
 
                 # print indentation
                 for (my $i = 0; $i < $indentLevel - $deltalevel; $i++) {
@@ -1217,7 +1213,7 @@ sub new_handle {
 
                 if ($curRes->{RESOURCE_ERROR}) {
                     $r->print(&Apache::loncommon::help_open_topic ("Navmap_Host_Down",
-                                                  '<font size="-1">Host down</font>'));
+                                              '<font size="-1">Host down</font>'));
                     }
 
                 my $discussionHTML = ""; my $feedbackHTML = "";
@@ -1241,7 +1237,7 @@ sub new_handle {
                     }
                 }
 
-                $r->print("<td align=\"left\" valign=\"center\">$discussionHTML$feedbackHTML</td>");
+                $r->print("<td width=\"75\" align=\"left\" valign=\"center\">$discussionHTML$feedbackHTML&nbsp;</td>");
 
                 # Is this the first displayed part of a multi-part problem
                 # that has not been condensed, so we should suppress these two
@@ -1254,12 +1250,12 @@ sub new_handle {
                     my $icon = $statusIconMap{$curRes->status($part)};
                     my $alt = $iconAltTags{$icon};
                     if ($icon) {
-                        $r->print("<td valign=\"center\" width=\"50\" align=\"right\">$linkopen<img src=\"/adm/lonIcons/$icon\" border=\"0\" alt=\"$alt\" />$linkclose</td>\n");
+                        $r->print("<td width=\"30\" valign=\"center\" width=\"50\" align=\"right\">$linkopen<img width=\"25\" height=\"25\" src=\"/adm/lonIcons/$icon\" border=\"0\" alt=\"$alt\" />$linkclose</td>\n");
                     } else {
-                        $r->print("<td></td>\n");
+                        $r->print("<td width=\"30\">&nbsp;</td>\n");
                     }
                 } else { # not problem, no icon
-                    $r->print("<td></td>\n");
+                    $r->print("<td width=\"30\">&nbsp;</td>\n");
                 }
 
                 # FOURTH COL: Text description
@@ -1274,7 +1270,7 @@ sub new_handle {
                     $r->print('(randomly select ' . $curRes->randompick() .')');
                 }
 
-                $r->print("</td></tr>\n");
+                $r->print("&nbsp;</td></tr>\n");
             }
         }
         $curRes = $mapIterator->next();
@@ -1669,6 +1665,8 @@ sub new {
         $self->{EMAIL_STATUS} = \%emailstatus;
         
     }    
+
+    $self->{PARM_CACHE} = {};
     
     bless($self);
         
@@ -1790,6 +1788,21 @@ sub finishResource {
 sub parmval {
     my $self = shift;
     my ($what,$symb)=@_;
+    my $hashkey = $what."|||".$symb;
+
+    if (defined($self->{PARM_CACHE}->{$hashkey})) {
+        return $self->{PARM_CACHE}->{$hashkey};
+    }
+
+    my $result = $self->parmval_real($what, $symb);
+    $self->{PARM_CACHE}->{$hashkey} = $result;
+    return $result;
+}
+
+sub parmval_real {
+    my $self = shift;
+    my ($what,$symb) = @_;
+
     my $cid=$ENV{'request.course.id'};
     my $csec=$ENV{'request.course.sec'};
     my $uname=$ENV{'user.name'};
@@ -2251,8 +2264,6 @@ These are methods that help you retrieve
 
 =item * B<to>: Returns the "to" value from the compiled nav map. (It is likely you want to use B<getNext> instead.)
 
-=item * B<type>: Returns the type of the resource, "start", "normal", or "finish". 
-
 =back
 
 =cut
@@ -2282,7 +2293,6 @@ sub symb {
 }
 sub title { my $self=shift; return $self->navHash("title_", 1); }
 sub to { my $self=shift; return $self->navHash("to_", 1); }
-sub type { my $self=shift; return $self->navHash("type_", 1); }
 
 =pod
 
@@ -2498,7 +2508,7 @@ sub getReturnHash {
     my $self = shift;
     
     if (!defined($self->{RETURN_HASH})) {
-        my %tmpHash = &Apache::lonnet::restore($self->symb());
+        my %tmpHash  = &Apache::lonnet::restore($self->symb());
         $self->{RETURN_HASH} = \%tmpHash;
     }
 }