js/navigation.js

   1 /* vim: set expandtab sw=4 ts=4 sts=4: */
   2 /**
   3  * function used in or for navigation frame
   4  */
   5
   6 /**
   7  * init
   8  */
   9 var today = new Date();
  10 var expires = new Date(today.getTime() + (56 * 86400000));
  11 var pma_navi_width;
  12 var pma_saveframesize_timeout = null;
  13
  14 /**
  15  * opens/closes (hides/shows) tree elements
  16  *
  17  * @param   string  id          id of the element in the DOM
  18  * @param   boolean only_open   do not close/hide element
  19  */
  20 function toggle(id, only_open) {
  21     var el = document.getElementById('subel' + id);
  22     if (! el) {
  23         return false;
  24     }
  25
  26     var img = document.getElementById('el' + id + 'Img');
  27
  28     if (el.style.display == 'none' || only_open) {
  29         el.style.display = '';
  30         if (img) {
  31             img.src = image_minus;
  32             img.alt = '-';
  33         }
  34     } else {
  35         el.style.display = 'none';
  36         if (img) {
  37             img.src = image_plus;
  38             img.alt = '+';
  39         }
  40     }
  41     return true;
  42 }
  43
  44 function PMA_callFunctionDelayed(myfunction, delay)
  45 {
  46     if (typeof pma_saveframesize_timeout == "number") {
  47          window.clearTimeout(pma_saveframesize_timeout);
  48         pma_saveframesize_timeout = null;
  49     }
  50 }
  51
  52 /**
  53  * saves current navigation frame width in a cookie
  54  * usally called on resize of the navigation frame
  55  */
  56 function PMA_saveFrameSizeReal()
  57 {
  58     if (parent.text_dir == 'ltr') {
  59         pma_navi_width = parseInt(parent.document.getElementById('mainFrameset').cols)
  60     } else {
  61         pma_navi_width = parent.document.getElementById('mainFrameset').cols.match(/\d+$/)
  62     }
  63     if ((pma_navi_width > 0) && (pma_navi_width != PMA_getCookie('pma_navi_width'))) {
  64         PMA_setCookie('pma_navi_width', pma_navi_width, expires);
  65     }
  66 }
  67
  68 /**
  69  * calls PMA_saveFrameSizeReal with delay
  70  */
  71 function PMA_saveFrameSize()
  72 {
  73     //alert(typeof(pma_saveframesize_timeout) + ' : ' + pma_saveframesize_timeout);
  74
  75     if (typeof pma_saveframesize_timeout == "number") {
  76         window.clearTimeout(pma_saveframesize_timeout);
  77         pma_saveframesize_timeout = null;
  78     }
  79
  80     pma_saveframesize_timeout = window.setTimeout(PMA_saveFrameSizeReal, 2000);
  81 }
  82
  83 /**
  84  * sets navigation frame width to the value stored in the cookie
  85  * usally called on document load
  86  */
  87 function PMA_setFrameSize()
  88 {
  89     pma_navi_width = PMA_getCookie('pma_navi_width');
  90     //alert('from cookie: ' + typeof(pma_navi_width) + ' : ' + pma_navi_width);
  91     if (pma_navi_width != null) {
  92         if (parent.text_dir == 'ltr') {
  93             parent.document.getElementById('mainFrameset').cols = pma_navi_width + ',*';
  94         } else {
  95             parent.document.getElementById('mainFrameset').cols = '*,' + pma_navi_width;
  96         }
  97         //alert('framesize set');
  98     }
  99 }
 100
 101 /**
 102  * retrieves a named value from cookie
 103  *
 104  * @param   string  name    name of the value to retrieve
 105  * @return  string  value   value for the given name from cookie
 106  */
 107 function PMA_getCookie(name) {
 108     var start = document.cookie.indexOf(name + "=");
 109     var len = start + name.length + 1;
 110     if ((!start) && (name != document.cookie.substring(0, name.length))) {
 111         return null;
 112     }
 113     if (start == -1) {
 114         return null;
 115     }
 116     var end = document.cookie.indexOf(";", len);
 117     if (end == -1) {
 118         end = document.cookie.length;
 119     }
 120     return unescape(document.cookie.substring(len,end));
 121 }
 122
 123 /**
 124  * stores a named value into cookie
 125  *
 126  * @param   string  name    name of value
 127  * @param   string  value   value to be stored
 128  * @param   Date    expires expire time
 129  * @param   string  path
 130  * @param   string  domain
 131  * @param   boolean secure
 132  */
 133 function PMA_setCookie(name, value, expires, path, domain, secure) {
 134     document.cookie = name + "=" + escape(value) +
 135         ( (expires) ? ";expires=" + expires.toGMTString() : "") +
 136         ( (path)    ? ";path=" + path : "") +
 137         ( (domain)  ? ";domain=" + domain : "") +
 138         ( (secure)  ? ";secure" : "");
 139 }