Decorator.js

   1 /*=====================================================================*
   2 || ###################################################################
   3 || # Blue Static ISSO Framework
   4 || # Copyright (c)2005-2009 Blue Static
   5 || #
   6 || # This program is free software; you can redistribute it and/or modify
   7 || # it under the terms of the GNU General Public License as published by
   8 || # the Free Software Foundation; version 2 of the License.
   9 || #
  10 || # This program is distributed in the hope that it will be useful, but
  11 || # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  12 || # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  13 || # more details.
  14 || #
  15 || # You should have received a copy of the GNU General Public License along
  16 || # with this program; if not, write to the Free Software Foundation, Inc.,
  17 || # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
  18 || ###################################################################
  19 \*=====================================================================*/
  20
  21 function nav_init(openSectionID, selectedItemID)
  22 {
  23         var nav                         = document.getElementById("nav");
  24         var openSection         = document.getElementById(_name(openSectionID));
  25         var selectedItem        = document.getElementById(_name(selectedItemID));
  26
  27         // open the proper nav section
  28         if (openSection)
  29         {
  30                 openSection.className = "expand";
  31                 _adjacent_ul(openSection).style.display = "block";
  32         }
  33
  34         // bold the selected link
  35         if (selectedItem)
  36                 selectedItem.className = "selected";
  37
  38         // register the nav sections
  39         var sections = nav.getElementsByTagName("ul");
  40         sections = sections[0].childNodes;
  41         for (var i = 0; i < sections.length; i++)
  42         {
  43                 // grab only <li> elements that do not have an <ul> in them
  44                 if (sections[i].nodeName.toLowerCase() == "li" && sections[i].childNodes.length == 1)
  45                         sections[i].onclick = nav_toggle;
  46         }
  47 }
  48
  49 function nav_toggle()
  50 {
  51         // we have a class name, so we need to hide
  52         if (this.className)
  53         {
  54                 this.className = "";
  55                 _adjacent_ul(this).style.display = "none";
  56         }
  57         // show the block
  58         else
  59         {
  60                 this.className = "expand";
  61                 _adjacent_ul(this).style.display = "block";
  62         }
  63 }
  64
  65 function _name(str)
  66 {
  67         return "nav_" + str;
  68 }
  69
  70 function _adjacent_ul(elm)
  71 {
  72         // <li> + #text + <li> > #text == <ul>
  73         return elm.nextSibling.nextSibling.firstChild.nextSibling;
  74 }