searchlocal.js

   1 function filtertable(query, action) {
   2         var rows = document.getElementsByTagName('TBODY')[0].rows;
   3         for (var i = 0; i < rows.length; i++) {
   4                 var keep = rows[i].cells[1].textContent.match(query, query.match(/[A-Z]/) ? '' : 'i');
   5                 switch (action) {
   6                         case 'focus':
   7                                 rows[i].classList[keep ? 'add' : 'remove'](action);
   8                                 break;
   9                         case 'target':
  10                                 if (keep) rows[i].classList.toggle(action);
  11                                 break;
  12                         case 'filter':
  13                                 rows[i].style.display = keep ? '' : 'none';
  14                                 // continue
  15                         default: // reset
  16                                 rows[i].classList.remove('focus');
  17                                 rows[i].classList.remove('target');
  18                 }
  19         }
  20 }
  21
  22 function newelement(tagname, attrlist, childlist) {
  23         if (!attrlist) return document.createTextNode(tagname);
  24         var el = document.createElement(tagname);
  25         for (var name in attrlist)
  26                 el.setAttribute(name, attrlist[name]);
  27         if (childlist) for (var i = 0; i < childlist.length; i++)
  28                 el.appendChild(childlist[i]);
  29         return el;
  30 }
  31
  32 function prependsearch(target) {
  33         target.parentNode.insertBefore(newelement(
  34                 'form', {
  35                         id: 'search',
  36                         class: 'aside',
  37                         onsubmit: "filtertable(this.q.value, 'filter'); this.q.value = ''; return false",
  38                 },
  39                 [
  40                         newelement('input', {
  41                                 type: 'search',
  42                                 name: 'q',
  43                                 onkeyup: "filtertable(this.value, this.value.length > 1 ? 'focus' : 'reset')",
  44                         }),
  45                         newelement('input', {
  46                                 type: 'button',
  47                                 value: 'toggle',
  48                                 onclick: "filtertable(this.form.q.value, 'target')",
  49                         }),
  50                         newelement('input', {type:'submit', value:'filter'}),
  51                 ]
  52         ), target);
  53 }
  54