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Annotation of loncom/homework/edit.pm, revision 1.5

1.1       albertel    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 {
1.5     ! albertel   10:   my ($target,$token) = @_;
1.1       albertel   11:   my $result='';
1.5     ! albertel   12:   if ($target eq "edit") {
1.4       albertel   13:     my $tag=$token->[1];
                     14:     $result.="<table width=\"100%\" border=\"2\"><tr><td>&lt;$tag&gt;</td>
1.3       albertel   15: <td>Delete:
                     16: <select name=\"delete_$Apache::lonxml::curdepth\">
                     17: <option>Nothing</option>
                     18: <option>Tag</option>
                     19: <option>Subtags</option>
                     20: </select></td>
1.4       albertel   21: <td>".
                     22:   &insertlist($token,$target).
                     23:     "</td>
1.1       albertel   24: </tr><tr><td colspan=\"3\">\n";
1.4       albertel   25:   }
1.1       albertel   26:   return $result;
                     27: }
                     28: 
                     29: sub tag_end {
1.5     ! albertel   30:   my ($target,$token) = @_;
1.1       albertel   31:   my $result='';
1.4       albertel   32:   if ($target eq 'edit') {
                     33:     my $tag=$token->[1];
                     34:     $result.="</td></tr><tr><td>&lt;/$tag&gt;</td></tr></table>\n";
                     35:   }
                     36:   return $result;
                     37: }
1.1       albertel   38: 
1.5     ! albertel   39: sub get_insert_list {
        !            40:   my ($token) = @_;
        !            41:   my $result='';
        !            42:   if ($Apache::lonxml::insertlist{"$token->[1].which"}) {
        !            43:     my @tags= @{ $Apache::lonxml::insertlist{"$token->[1].which"} };
        !            44:     foreach my $tag (@tags) {
        !            45:       $result.='<option value="'.$tag.'">'.$Apache::lonxml::insertlist{"$tag.description"}."</option>\n";
        !            46:     }
        !            47:     if ($result) { $result='<option selected="on"></option>'.$result; }
        !            48:   }
        !            49:   return $result;
        !            50: }
        !            51: 
1.4       albertel   52: sub insertlist {
                     53:   my ($token,$target) = @_;
                     54:   my $result;
                     55:   if ($target eq 'edit') {
1.5     ! albertel   56:     my $optionlist= &get_insert_list($token);
        !            57:     if ($optionlist) {
        !            58:       $result = "Insert:
1.4       albertel   59: <select name=\"insert_$Apache::lonxml::curdepth\">
1.5     ! albertel   60: $optionlist
1.4       albertel   61: </select>"
1.5     ! albertel   62:     }
        !            63:   }
        !            64:   return $result;
        !            65: }
        !            66: 
        !            67: sub handle_insert {
        !            68:   if (!$ENV{"form.insert_$Apache::lonxml::curdepth"}) { return ''; }
        !            69:   my $result;
        !            70:   my $newtag = $ENV{"form.insert_$Apache::lonxml::curdepth"};
        !            71:   my $func=$Apache::lonxml::insertlist{"$newtag.function"};
        !            72:   if ($func eq 'default') {
        !            73:     $result.="\n<$newtag>\n</$newtag>";
        !            74:   } else {
        !            75:     {
        !            76:       no strict 'refs';
        !            77:       $result.=&$func;
        !            78:     }
1.4       albertel   79:   }
1.1       albertel   80:   return $result;
                     81: }
                     82: 
1.2       albertel   83: sub editfield {
1.5     ! albertel   84:   my ($tag,$data,$description,$minwidth,$minheight)=@_;
1.2       albertel   85:   
                     86:   my $count=0;
                     87:   my $maxlength=-1;
                     88:   map { $count++;
                     89: 	if (length($_) > $maxlength) { $maxlength = length ($_); }
                     90:       } split ("\n", $data);
                     91:   if ($maxlength > 80) { $maxlength = 80; }
1.5     ! albertel   92:   if ($maxlength < $minwidth) { $maxlength = $minwidth; }
        !            93:   if ( $count < $minheight) { $count = $minheight; }
        !            94:   if ($description) {
        !            95:     $description="<br />".$description;
1.2       albertel   96:   }
                     97:   return "$description<br />\n&nbsp;&nbsp;&nbsp;<textarea rows=\"$count\" cols=\"$maxlength\" name=homework_edit_".$Apache::lonxml::curdepth.">$data</textarea>\n";
                     98: #  return "<br />\n&lt;$tag&gt;<br />\n&nbsp;&nbsp;&nbsp;<textarea rows=\"$count\" cols=\"$maxlength\" name=homework_edit_".$Apache::lonxml::curdepth.">$data</textarea><br />\n&lt;/$tag&gt;<br />\n";
                     99: }
                    100: 
                    101: sub modifiedfield {
                    102:   my ($token) = @_;
1.3       albertel  103:   my $result;
                    104: #  foreach my $envkey (sort keys %ENV) {
                    105: #    &Apache::lonxml::debug("$envkey ---- $ENV{$envkey}");
                    106: #  }
                    107: #  &Apache::lonxml::debug("I want homework_edit_$Apache::lonxml::curdepth");
                    108: #  &Apache::lonxml::debug($ENV{"form.homework_edit_$Apache::lonxml::curdepth"});
                    109:   $result=$ENV{"form.homework_edit_$Apache::lonxml::curdepth"};
                    110:   if (defined $token) {
                    111:     if (defined $token->[4]) {
                    112:       $result=$token->[4].$result;
                    113:     } else {
                    114:       $result=$result.$token->[2];
                    115:     }
1.2       albertel  116:   }
1.3       albertel  117:   return $result;
1.5     ! albertel  118: }
        !           119: 
        !           120: sub insert_startouttext {
        !           121:   return "\n<startouttext />\n<endouttext />";
1.2       albertel  122: }
                    123: 
1.1       albertel  124: 1;
                    125: __END__