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- starting work on insert mechanism

    1: # The LearningOnline Network with CAPA 
    2: # edit mode helpers
    3: # 3/20 Guy
    4: package Apache::edit; 
    5: 
    6: use strict;
    7: use Apache::lonnet;
    8: 
    9: sub tag_start {
   10:   my ($token,$target) = @_;
   11:   my $result='';
   12:   if ($target eq "web") {
   13:     my $tag=$token->[1];
   14:     $result.="<table width=\"100%\" border=\"2\"><tr><td>&lt;$tag&gt;</td>
   15: <td>Delete:
   16: <select name=\"delete_$Apache::lonxml::curdepth\">
   17: <option>Nothing</option>
   18: <option>Tag</option>
   19: <option>Subtags</option>
   20: </select></td>
   21: <td>".
   22:   &insertlist($token,$target).
   23:     "</td>
   24: </tr><tr><td colspan=\"3\">\n";
   25:   }
   26:   return $result;
   27: }
   28: 
   29: sub tag_end {
   30:   my ($token,$target) = @_;
   31:   my $result='';
   32:   if ($target eq 'edit') {
   33:     my $tag=$token->[1];
   34:     $result.="</td></tr><tr><td>&lt;/$tag&gt;</td></tr></table>\n";
   35:   }
   36:   return $result;
   37: }
   38: 
   39: sub insertlist {
   40:   my ($token,$target) = @_;
   41:   my $result;
   42:   if ($target eq 'edit') {
   43:     $result = "Insert:
   44: <select name=\"insert_$Apache::lonxml::curdepth\">
   45: <option>Nothing</option>
   46: <option>Text Block</option>
   47: <option>Script Block</option>
   48: </select>"
   49:   }
   50:   return $result;
   51: }
   52: 
   53: sub editfield {
   54:   my ($tag,$data,$description)=@_;
   55:   
   56:   my $count=0;
   57:   my $maxlength=-1;
   58:   map { $count++;
   59: 	if (length($_) > $maxlength) { $maxlength = length ($_); }
   60:       } split ("\n", $data);
   61:   if ($maxlength > 80) { $maxlength = 80; }
   62:   if ($description) { 
   63:     $description="<br />".$description; 
   64:   }
   65:   return "$description<br />\n&nbsp;&nbsp;&nbsp;<textarea rows=\"$count\" cols=\"$maxlength\" name=homework_edit_".$Apache::lonxml::curdepth.">$data</textarea>\n";
   66: #  return "<br />\n&lt;$tag&gt;<br />\n&nbsp;&nbsp;&nbsp;<textarea rows=\"$count\" cols=\"$maxlength\" name=homework_edit_".$Apache::lonxml::curdepth.">$data</textarea><br />\n&lt;/$tag&gt;<br />\n";
   67: }
   68: 
   69: sub modifiedfield {
   70:   my ($token) = @_;
   71:   my $result;
   72: #  foreach my $envkey (sort keys %ENV) {
   73: #    &Apache::lonxml::debug("$envkey ---- $ENV{$envkey}");
   74: #  }
   75: #  &Apache::lonxml::debug("I want homework_edit_$Apache::lonxml::curdepth");
   76: #  &Apache::lonxml::debug($ENV{"form.homework_edit_$Apache::lonxml::curdepth"});
   77:   $result=$ENV{"form.homework_edit_$Apache::lonxml::curdepth"};
   78:   if (defined $token) {
   79:     if (defined $token->[4]) {
   80:       $result=$token->[4].$result;
   81:     } else {
   82:       $result=$result.$token->[2];
   83:     }
   84:   }
   85:   return $result;
   86: }
   87: 
   88: 1;
   89: __END__