doc/api/helium/properties-table.js
author Maciej Seroka <maciejs@symbian.org>
Fri, 30 Oct 2009 09:36:23 +0000
changeset 719 d5603c08781b
parent 432 f2ddfa555b0f
permissions -rw-r--r--
Added smoketest for email
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/*
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  SortTable
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  version 2
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  7th April 2007
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  Stuart Langridge, http://www.kryogenix.org/code/browser/sorttable/
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  Instructions:
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  Download this file
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  Add <script src="sorttable.js"></script> to your HTML
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  Add class="sortable" to any table you'd like to make sortable
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  Click on the headers to sort
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  Thanks to many, many people for contributions and suggestions.
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  Licenced as X11: http://www.kryogenix.org/code/browser/licence.html
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  This basically means: do what you want with it.
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*/
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var stIsIE = /*@cc_on!@*/false;
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sorttable = {
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  init: function() {
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    // quit if this function has already been called
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    if (arguments.callee.done) return;
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    // flag this function so we don't do the same thing twice
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    arguments.callee.done = true;
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    // kill the timer
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    if (_timer) clearInterval(_timer);
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    if (!document.createElement || !document.getElementsByTagName) return;
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    sorttable.DATE_RE = /^(\d\d?)[\/\.-](\d\d?)[\/\.-]((\d\d)?\d\d)$/;
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    forEach(document.getElementsByTagName('table'), function(table) {
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      if (table.className.search(/\bsortable\b/) != -1) {
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        sorttable.makeSortable(table);
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      }
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    });
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  },
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  makeSortable: function(table) {
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    if (table.getElementsByTagName('thead').length == 0) {
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      // table doesn't have a tHead. Since it should have, create one and
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      // put the first table row in it.
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      the = document.createElement('thead');
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      the.appendChild(table.rows[0]);
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      table.insertBefore(the,table.firstChild);
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    }
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    // Safari doesn't support table.tHead, sigh
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    if (table.tHead == null) table.tHead = table.getElementsByTagName('thead')[0];
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    if (table.tHead.rows.length != 1) return; // can't cope with two header rows
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    // Sorttable v1 put rows with a class of "sortbottom" at the bottom (as
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    // "total" rows, for example). This is B&R, since what you're supposed
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    // to do is put them in a tfoot. So, if there are sortbottom rows,
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    // for backwards compatibility, move them to tfoot (creating it if needed).
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    sortbottomrows = [];
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    for (var i=0; i<table.rows.length; i++) {
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      if (table.rows[i].className.search(/\bsortbottom\b/) != -1) {
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        sortbottomrows[sortbottomrows.length] = table.rows[i];
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      }
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    }
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    if (sortbottomrows) {
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      if (table.tFoot == null) {
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        // table doesn't have a tfoot. Create one.
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        tfo = document.createElement('tfoot');
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        table.appendChild(tfo);
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      }
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      for (var i=0; i<sortbottomrows.length; i++) {
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        tfo.appendChild(sortbottomrows[i]);
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      }
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      delete sortbottomrows;
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    }
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    // work through each column and calculate its type
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    headrow = table.tHead.rows[0].cells;
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    for (var i=0; i<headrow.length; i++) {
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      // manually override the type with a sorttable_type attribute
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      if (!headrow[i].className.match(/\bsorttable_nosort\b/)) { // skip this col
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        mtch = headrow[i].className.match(/\bsorttable_([a-z0-9]+)\b/);
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        if (mtch) { override = mtch[1]; }
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          if (mtch && typeof sorttable["sort_"+override] == 'function') {
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            headrow[i].sorttable_sortfunction = sorttable["sort_"+override];
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          } else {
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            headrow[i].sorttable_sortfunction = sorttable.guessType(table,i);
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          }
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          // make it clickable to sort
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          headrow[i].sorttable_columnindex = i;
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          headrow[i].sorttable_tbody = table.tBodies[0];
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          dean_addEvent(headrow[i],"click", function(e) {
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          if (this.className.search(/\bsorttable_sorted\b/) != -1) {
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            // if we're already sorted by this column, just 
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            // reverse the table, which is quicker
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            sorttable.reverse(this.sorttable_tbody);
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            this.className = this.className.replace('sorttable_sorted',
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                                                    'sorttable_sorted_reverse');
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            this.removeChild(document.getElementById('sorttable_sortfwdind'));
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            sortrevind = document.createElement('span');
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            sortrevind.id = "sorttable_sortrevind";
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            sortrevind.innerHTML = stIsIE ? '&nbsp<font face="webdings">5</font>' : '&nbsp;&#x25B4;';
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            this.appendChild(sortrevind);
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            return;
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          }
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          if (this.className.search(/\bsorttable_sorted_reverse\b/) != -1) {
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            // if we're already sorted by this column in reverse, just 
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            // re-reverse the table, which is quicker
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            sorttable.reverse(this.sorttable_tbody);
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            this.className = this.className.replace('sorttable_sorted_reverse',
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                                                    'sorttable_sorted');
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            this.removeChild(document.getElementById('sorttable_sortrevind'));
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            sortfwdind = document.createElement('span');
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            sortfwdind.id = "sorttable_sortfwdind";
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            sortfwdind.innerHTML = stIsIE ? '&nbsp<font face="webdings">6</font>' : '&nbsp;&#x25BE;';
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            this.appendChild(sortfwdind);
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            return;
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   119
          }
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   120
          
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   121
          // remove sorttable_sorted classes
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   122
          theadrow = this.parentNode;
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   123
          forEach(theadrow.childNodes, function(cell) {
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   124
            if (cell.nodeType == 1) { // an element
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   125
              cell.className = cell.className.replace('sorttable_sorted_reverse','');
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   126
              cell.className = cell.className.replace('sorttable_sorted','');
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   127
            }
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   128
          });
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   129
          sortfwdind = document.getElementById('sorttable_sortfwdind');
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          if (sortfwdind) { sortfwdind.parentNode.removeChild(sortfwdind); }
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   131
          sortrevind = document.getElementById('sorttable_sortrevind');
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   132
          if (sortrevind) { sortrevind.parentNode.removeChild(sortrevind); }
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   133
          
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   134
          this.className += ' sorttable_sorted';
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   135
          sortfwdind = document.createElement('span');
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   136
          sortfwdind.id = "sorttable_sortfwdind";
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   137
          sortfwdind.innerHTML = stIsIE ? '&nbsp<font face="webdings">6</font>' : '&nbsp;&#x25BE;';
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   138
          this.appendChild(sortfwdind);
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   139
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            // build an array to sort. This is a Schwartzian transform thing,
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   141
            // i.e., we "decorate" each row with the actual sort key,
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   142
            // sort based on the sort keys, and then put the rows back in order
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   143
            // which is a lot faster because you only do getInnerText once per row
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   144
            row_array = [];
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   145
            col = this.sorttable_columnindex;
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   146
            rows = this.sorttable_tbody.rows;
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   147
            for (var j=0; j<rows.length; j++) {
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   148
              row_array[row_array.length] = [sorttable.getInnerText(rows[j].cells[col]), rows[j]];
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   149
            }
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            /* If you want a stable sort, uncomment the following line */
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   151
            //sorttable.shaker_sort(row_array, this.sorttable_sortfunction);
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   152
            /* and comment out this one */
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   153
            row_array.sort(this.sorttable_sortfunction);
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   154
            
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   155
            tb = this.sorttable_tbody;
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   156
            for (var j=0; j<row_array.length; j++) {
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   157
              tb.appendChild(row_array[j][1]);
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   158
            }
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   159
            
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   160
            delete row_array;
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   161
          });
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   162
        }
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   163
    }
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   164
  },
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   165
  
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   166
  guessType: function(table, column) {
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   167
    // guess the type of a column based on its first non-blank row
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   168
    sortfn = sorttable.sort_alpha;
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   169
    for (var i=0; i<table.tBodies[0].rows.length; i++) {
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   170
      text = sorttable.getInnerText(table.tBodies[0].rows[i].cells[column]);
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   171
      if (text != '') {
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   172
        if (text.match(/^-?[£$¤]?[\d,.]+%?$/)) {
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   173
          return sorttable.sort_numeric;
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   174
        }
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   175
        // check for a date: dd/mm/yyyy or dd/mm/yy 
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   176
        // can have / or . or - as separator
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   177
        // can be mm/dd as well
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   178
        possdate = text.match(sorttable.DATE_RE)
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   179
        if (possdate) {
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   180
          // looks like a date
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   181
          first = parseInt(possdate[1]);
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   182
          second = parseInt(possdate[2]);
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   183
          if (first > 12) {
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   184
            // definitely dd/mm
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   185
            return sorttable.sort_ddmm;
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diff changeset
   186
          } else if (second > 12) {
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   187
            return sorttable.sort_mmdd;
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diff changeset
   188
          } else {
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   189
            // looks like a date, but we can't tell which, so assume
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diff changeset
   190
            // that it's dd/mm (English imperialism!) and keep looking
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diff changeset
   191
            sortfn = sorttable.sort_ddmm;
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diff changeset
   192
          }
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diff changeset
   193
        }
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diff changeset
   194
      }
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diff changeset
   195
    }
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diff changeset
   196
    return sortfn;
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diff changeset
   197
  },
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diff changeset
   198
  
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   199
  getInnerText: function(node) {
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   200
    // gets the text we want to use for sorting for a cell.
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diff changeset
   201
    // strips leading and trailing whitespace.
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diff changeset
   202
    // this is *not* a generic getInnerText function; it's special to sorttable.
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diff changeset
   203
    // for example, you can override the cell text with a customkey attribute.
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diff changeset
   204
    // it also gets .value for <input> fields.
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diff changeset
   205
    
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diff changeset
   206
    hasInputs = (typeof node.getElementsByTagName == 'function') &&
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diff changeset
   207
                 node.getElementsByTagName('input').length;
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parents:
diff changeset
   208
    
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diff changeset
   209
    if (node.getAttribute("sorttable_customkey") != null) {
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diff changeset
   210
      return node.getAttribute("sorttable_customkey");
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parents:
diff changeset
   211
    }
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diff changeset
   212
    else if (typeof node.textContent != 'undefined' && !hasInputs) {
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diff changeset
   213
      return node.textContent.replace(/^\s+|\s+$/g, '');
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parents:
diff changeset
   214
    }
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diff changeset
   215
    else if (typeof node.innerText != 'undefined' && !hasInputs) {
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diff changeset
   216
      return node.innerText.replace(/^\s+|\s+$/g, '');
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parents:
diff changeset
   217
    }
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diff changeset
   218
    else if (typeof node.text != 'undefined' && !hasInputs) {
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diff changeset
   219
      return node.text.replace(/^\s+|\s+$/g, '');
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diff changeset
   220
    }
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diff changeset
   221
    else {
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diff changeset
   222
      switch (node.nodeType) {
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   223
        case 3:
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diff changeset
   224
          if (node.nodeName.toLowerCase() == 'input') {
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diff changeset
   225
            return node.value.replace(/^\s+|\s+$/g, '');
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parents:
diff changeset
   226
          }
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diff changeset
   227
        case 4:
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diff changeset
   228
          return node.nodeValue.replace(/^\s+|\s+$/g, '');
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diff changeset
   229
          break;
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diff changeset
   230
        case 1:
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diff changeset
   231
        case 11:
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parents:
diff changeset
   232
          var innerText = '';
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diff changeset
   233
          for (var i = 0; i < node.childNodes.length; i++) {
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diff changeset
   234
            innerText += sorttable.getInnerText(node.childNodes[i]);
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diff changeset
   235
          }
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diff changeset
   236
          return innerText.replace(/^\s+|\s+$/g, '');
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diff changeset
   237
          break;
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diff changeset
   238
        default:
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          return '';
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      }
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    }
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  },
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  reverse: function(tbody) {
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    // reverse the rows in a tbody
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    newrows = [];
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    for (var i=0; i<tbody.rows.length; i++) {
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      newrows[newrows.length] = tbody.rows[i];
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    }
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    for (var i=newrows.length-1; i>=0; i--) {
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       tbody.appendChild(newrows[i]);
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    }
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    delete newrows;
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  },
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  /* sort functions
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     each sort function takes two parameters, a and b
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     you are comparing a[0] and b[0] */
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  sort_numeric: function(a,b) {
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    aa = parseFloat(a[0].replace(/[^0-9.-]/g,''));
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    if (isNaN(aa)) aa = 0;
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    bb = parseFloat(b[0].replace(/[^0-9.-]/g,'')); 
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    if (isNaN(bb)) bb = 0;
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    return aa-bb;
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  },
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  sort_alpha: function(a,b) {
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    if (a[0]==b[0]) return 0;
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    if (a[0]<b[0]) return -1;
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    return 1;
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  },
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  sort_ddmm: function(a,b) {
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    mtch = a[0].match(sorttable.DATE_RE);
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    y = mtch[3]; m = mtch[2]; d = mtch[1];
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    if (m.length == 1) m = '0'+m;
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    if (d.length == 1) d = '0'+d;
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    dt1 = y+m+d;
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    mtch = b[0].match(sorttable.DATE_RE);
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    y = mtch[3]; m = mtch[2]; d = mtch[1];
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    if (m.length == 1) m = '0'+m;
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    if (d.length == 1) d = '0'+d;
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    dt2 = y+m+d;
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    if (dt1==dt2) return 0;
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    if (dt1<dt2) return -1;
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    return 1;
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  },
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  sort_mmdd: function(a,b) {
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    mtch = a[0].match(sorttable.DATE_RE);
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    y = mtch[3]; d = mtch[2]; m = mtch[1];
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    if (m.length == 1) m = '0'+m;
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    if (d.length == 1) d = '0'+d;
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    dt1 = y+m+d;
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    mtch = b[0].match(sorttable.DATE_RE);
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    y = mtch[3]; d = mtch[2]; m = mtch[1];
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    if (m.length == 1) m = '0'+m;
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    if (d.length == 1) d = '0'+d;
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    dt2 = y+m+d;
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   297
    if (dt1==dt2) return 0;
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    if (dt1<dt2) return -1;
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   299
    return 1;
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  },
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   301
  
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  shaker_sort: function(list, comp_func) {
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    // A stable sort function to allow multi-level sorting of data
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    // see: http://en.wikipedia.org/wiki/Cocktail_sort
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    // thanks to Joseph Nahmias
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   306
    var b = 0;
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   307
    var t = list.length - 1;
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   308
    var swap = true;
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   309
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   310
    while(swap) {
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   311
        swap = false;
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   312
        for(var i = b; i < t; ++i) {
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   313
            if ( comp_func(list[i], list[i+1]) > 0 ) {
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   314
                var q = list[i]; list[i] = list[i+1]; list[i+1] = q;
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   315
                swap = true;
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   316
            }
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   317
        } // for
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   318
        t--;
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   319
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   320
        if (!swap) break;
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   321
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        for(var i = t; i > b; --i) {
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diff changeset
   323
            if ( comp_func(list[i], list[i-1]) < 0 ) {
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   324
                var q = list[i]; list[i] = list[i-1]; list[i-1] = q;
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   325
                swap = true;
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diff changeset
   326
            }
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   327
        } // for
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   328
        b++;
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   329
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   330
    } // while(swap)
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   331
  }  
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   332
}
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   333
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   334
/* ******************************************************************
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   335
   Supporting functions: bundled here to avoid depending on a library
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   336
   ****************************************************************** */
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   337
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   338
// Dean Edwards/Matthias Miller/John Resig
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   339
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   340
/* for Mozilla/Opera9 */
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   341
if (document.addEventListener) {
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   342
    document.addEventListener("DOMContentLoaded", sorttable.init, false);
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   343
}
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   344
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/* for Internet Explorer */
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diff changeset
   346
/*@cc_on @*/
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diff changeset
   347
/*@if (@_win32)
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   348
    document.write("<script id=__ie_onload defer src=javascript:void(0)><\/script>");
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diff changeset
   349
    var script = document.getElementById("__ie_onload");
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diff changeset
   350
    script.onreadystatechange = function() {
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diff changeset
   351
        if (this.readyState == "complete") {
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   352
            sorttable.init(); // call the onload handler
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diff changeset
   353
        }
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   354
    };
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   355
/*@end @*/
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   356
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   357
/* for Safari */
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diff changeset
   358
if (/WebKit/i.test(navigator.userAgent)) { // sniff
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diff changeset
   359
    var _timer = setInterval(function() {
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diff changeset
   360
        if (/loaded|complete/.test(document.readyState)) {
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diff changeset
   361
            sorttable.init(); // call the onload handler
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parents:
diff changeset
   362
        }
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
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parents:
diff changeset
   363
    }, 10);
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   364
}
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   365
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   366
/* for other browsers */
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   367
window.onload = sorttable.init;
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   368
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
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parents:
diff changeset
   369
// written by Dean Edwards, 2005
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   370
// with input from Tino Zijdel, Matthias Miller, Diego Perini
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   371
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   372
// http://dean.edwards.name/weblog/2005/10/add-event/
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   373
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   374
function dean_addEvent(element, type, handler) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   375
    if (element.addEventListener) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   376
        element.addEventListener(type, handler, false);
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   377
    } else {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   378
        // assign each event handler a unique ID
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   379
        if (!handler.$$guid) handler.$$guid = dean_addEvent.guid++;
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   380
        // create a hash table of event types for the element
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   381
        if (!element.events) element.events = {};
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   382
        // create a hash table of event handlers for each element/event pair
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   383
        var handlers = element.events[type];
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   384
        if (!handlers) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   385
            handlers = element.events[type] = {};
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   386
            // store the existing event handler (if there is one)
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   387
            if (element["on" + type]) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   388
                handlers[0] = element["on" + type];
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   389
            }
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   390
        }
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   391
        // store the event handler in the hash table
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   392
        handlers[handler.$$guid] = handler;
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   393
        // assign a global event handler to do all the work
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   394
        element["on" + type] = handleEvent;
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   395
    }
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   396
};
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   397
// a counter used to create unique IDs
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   398
dean_addEvent.guid = 1;
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   399
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   400
function removeEvent(element, type, handler) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   401
    if (element.removeEventListener) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   402
        element.removeEventListener(type, handler, false);
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   403
    } else {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   404
        // delete the event handler from the hash table
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   405
        if (element.events && element.events[type]) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   406
            delete element.events[type][handler.$$guid];
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   407
        }
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   408
    }
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   409
};
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   410
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   411
function handleEvent(event) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   412
    var returnValue = true;
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   413
    // grab the event object (IE uses a global event object)
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   414
    event = event || fixEvent(((this.ownerDocument || this.document || this).parentWindow || window).event);
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   415
    // get a reference to the hash table of event handlers
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   416
    var handlers = this.events[event.type];
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   417
    // execute each event handler
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   418
    for (var i in handlers) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   419
        this.$$handleEvent = handlers[i];
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   420
        if (this.$$handleEvent(event) === false) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   421
            returnValue = false;
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   422
        }
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   423
    }
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   424
    return returnValue;
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   425
};
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   426
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   427
function fixEvent(event) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   428
    // add W3C standard event methods
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   429
    event.preventDefault = fixEvent.preventDefault;
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   430
    event.stopPropagation = fixEvent.stopPropagation;
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   431
    return event;
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   432
};
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   433
fixEvent.preventDefault = function() {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   434
    this.returnValue = false;
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   435
};
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   436
fixEvent.stopPropagation = function() {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   437
  this.cancelBubble = true;
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   438
}
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   439
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   440
// Dean's forEach: http://dean.edwards.name/base/forEach.js
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   441
/*
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   442
    forEach, version 1.0
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   443
    Copyright 2006, Dean Edwards
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   444
    License: http://www.opensource.org/licenses/mit-license.php
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   445
*/
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   446
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   447
// array-like enumeration
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   448
if (!Array.forEach) { // mozilla already supports this
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   449
    Array.forEach = function(array, block, context) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   450
        for (var i = 0; i < array.length; i++) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   451
            block.call(context, array[i], i, array);
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   452
        }
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   453
    };
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   454
}
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   455
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   456
// generic enumeration
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   457
Function.prototype.forEach = function(object, block, context) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   458
    for (var key in object) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   459
        if (typeof this.prototype[key] == "undefined") {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   460
            block.call(context, object[key], key, object);
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   461
        }
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   462
    }
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   463
};
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   464
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   465
// character enumeration
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   466
String.forEach = function(string, block, context) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   467
    Array.forEach(string.split(""), function(chr, index) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   468
        block.call(context, chr, index, string);
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   469
    });
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   470
};
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   471
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   472
// globally resolve forEach enumeration
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   473
var forEach = function(object, block, context) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   474
    if (object) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   475
        var resolve = Object; // default
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   476
        if (object instanceof Function) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   477
            // functions have a "length" property
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   478
            resolve = Function;
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   479
        } else if (object.forEach instanceof Function) {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   480
            // the object implements a custom forEach method so use that
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   481
            object.forEach(block, context);
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   482
            return;
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   483
        } else if (typeof object == "string") {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   484
            // the object is a string
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   485
            resolve = String;
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   486
        } else if (typeof object.length == "number") {
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   487
            // the object is array-like
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   488
            resolve = Array;
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   489
        }
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   490
        resolve.forEach(object, block, context);
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   491
    }
f2ddfa555b0f Add FBF documents for default config that built PDK 2.0.e
Shabe Razvi <shaber@symbian.org>
parents:
diff changeset
   492
};