Open-ILS/src/templates/opac/parts/myopac/column_sort_support.tt2

   1 [%# Produce a URL for a given field that cycles for sorting from
   2     "nothing" to "ascending" to "descending" then back to "nothing".
   3 %]
   4 [% MACRO sort_url(field)
   5         IF (CGI.param('sort') == field);
   6                 SWITCH CGI.param('sort_type');
   7                 CASE "asc";
   8                    mkurl('',{sort=>field, sort_type=>'desc'},1);
   9                 CASE "desc";
  10                    mkurl('',{},1);
  11                 CASE;
  12                    mkurl('',{sort=>field, sort_type=>'asc'}, 1);
  13                 END;
  14         ELSE;
  15            mkurl('',{sort=>field, sort_type=>'asc'}, 1);
  16         END;
  17 %]
  18 [%# SET click_sort = l("click to sort") %]
  19 [%# SET click_sort = "title=\"$click_sort\"" %]
  20
  21 [%# Produce arrows to indicate the sorting status of the column %]
  22 [% MACRO sort_indicator(field)
  23         IF (CGI.param('sort') == field);
  24                 SWITCH CGI.param('sort_type');
  25                 CASE "asc";
  26 "&nbsp;<span class=\"column_sort_arrow\">&#9650;</span>";
  27                 CASE "desc";
  28 "&nbsp;<span class=\"column_sort_arrow\">&#9660;</span>";
  29                 END;
  30         END;
  31 %]
  32
  33 [%# Column headers for sortable columns %]
  34 [% MACRO sort_head(field, field_label)
  35    BLOCK %]
  36 <a href="[% sort_url(field) %]" [% click_sort %]>[% l(field_label) %]</a>[%- sort_indicator(field) %]
  37 [% END
  38 %]