crm.fsf.org/20131203/files/sites/all/modules-new/civicrm/packages/jquery/plugins/jquery-fieldselection.js

   1 /*
   2  * jQuery plugin: fieldSelection - v0.1.0 - last change: 2006-12-16
   3  * (c) 2006 Alex Brem <alex@0xab.cd> - http://blog.0xab.cd
   4  *
   5  */
   6
   7 (function() {
   8
   9         var fieldSelection = {
  10
  11                 getSelection: function() {
  12
  13                         var e = this.jquery ? this[0] : this;
  14
  15                         return (
  16
  17                                 /* mozilla / dom 3.0 */
  18                                 ('selectionStart' in e && function() {
  19                                         var l = e.selectionEnd - e.selectionStart;
  20                                         return { start: e.selectionStart, end: e.selectionEnd, length: l, text: e.value.substr(e.selectionStart, l) };
  21                                 }) ||
  22
  23                                 /* exploder */
  24                                 (document.selection && function() {
  25
  26                                         e.focus();
  27
  28                                         var r = document.selection.createRange();
  29                                         if (r == null) {
  30                                                 return { start: 0, end: e.value.length, length: 0 }
  31                                         }
  32
  33                                         var re = e.createTextRange();
  34                                         var rc = re.duplicate();
  35                                         re.moveToBookmark(r.getBookmark());
  36                                         rc.setEndPoint('EndToStart', re);
  37
  38                                         return { start: rc.text.length, end: rc.text.length + r.text.length, length: r.text.length, text: r.text };
  39                                 }) ||
  40
  41                                 /* browser not supported */
  42                                 function() {
  43                                         return { start: 0, end: e.value.length, length: 0 };
  44                                 }
  45
  46                         )();
  47
  48                 },
  49
  50                 replaceSelection: function() {
  51
  52                         var e = this.jquery ? this[0] : this;
  53                         var text = arguments[0] || '';
  54
  55                         return (
  56
  57                                 /* mozilla / dom 3.0 */
  58                                 ('selectionStart' in e && function() {
  59                     var cursorlength = e.selectionStart + text.length;
  60                     e.value = e.value.substr(0, e.selectionStart) + text + e.value.substr(e.selectionEnd, e.value.length);
  61                                         e.selectionStart = e.selectionEnd = cursorlength;
  62                     return this;
  63                                 }) ||
  64
  65                                 /* exploder */
  66                                 (document.selection && function() {
  67                     // get the current cursor position
  68                     // currently IE 8 does not support methods to get cursor start position
  69                     // replace below code with the equivalent once method is available
  70                     var startPosition = e.value.length;
  71                     var endPosition = startPosition + text.length;
  72
  73                     // set the value
  74                     e.value = e.value.substr(0, startPosition) + text + e.value.substr( endPosition, e.value.length);
  75
  76                     // move the focus to correct position, end of inserted token
  77                                         e.focus();
  78                     var range = e.createTextRange();
  79                     range.move( "character", endPosition );
  80                     range.select();
  81                                         return this;
  82                                 }) ||
  83
  84                                 /* browser not supported */
  85                                 function() {
  86                                         e.value += text;
  87                                         return this;
  88                                 }
  89
  90                         )();
  91
  92                 }
  93         };
  94
  95         cj.each(fieldSelection, function(i) { cj.fn[i] = this; });
  96
  97 })();