includes/clientside/static/dynano.js
author Dan
Wed, 27 Jun 2007 12:09:02 -0400
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// The "Dynano" Javascript framework. Similar in syntax to JQuery but only has what Enano needs.
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var $ = function(id)
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{
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  return new DNobj(id);
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}
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var $dynano = $;
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function DNobj(id)
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{
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  this.object = ( typeof(id) == 'object' ) ? id : document.getElementById(id);
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  this.height = __DNObjGetHeight(this.object);
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  this.width = __DNObjGetWidth(this.object);
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  if ( this.object.tagName == 'TEXTAREA' && typeof(tinyMCE) == 'object' )
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  {
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    this.object.dnIsMCE = 'no';
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    this.switchToMCE = DN_switchToMCE;
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    this.destroyMCE = DN_destroyMCE;
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    this.getContent = DN_mceFetchContent;
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  }
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}
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function __DNObjGetHeight(o) {
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  return o.offsetHeight;
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}
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function __DNObjGetWidth(o) {
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  return o.offsetWidth;
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}
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function addClass(obj, clsname)
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{
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  var cnt = obj.className;
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  var space = ( (cnt + '').length > 0 ) ? ' ' : '';
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  var cls = cnt + space + clsname;
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  obj.className = cls;
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}
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function rmClass(obj, clsname)
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{
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  var cnt = obj.className;
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  if ( cnt == clsname )
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  {
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    obj.className = '';
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  }
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  else
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  {
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    cnt = cnt.replace(clsname, '');
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    cnt = trim(cnt);
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    obj.className = cnt;
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  }
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}
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function hasClass(obj, clsname)
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{
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  var cnt = obj.className;
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  if ( !cnt )
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    return false;
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  if ( cnt == clsname )
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    return true;
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  cnt = cnt.split(' ');
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  for ( var i in cnt )
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    if ( cnt[i] == clsname )
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      return true;
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  return false;
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}
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function __DNObjGetLeft(obj) {
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  var left_offset = obj.offsetLeft;
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  while ((obj = obj.offsetParent) != null) {
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    left_offset += obj.offsetLeft;
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  }
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  return left_offset;
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}
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function __DNObjGetTop(obj) {
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  var left_offset = obj.offsetTop;
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  while ((obj = obj.offsetParent) != null) {
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    left_offset += obj.offsetTop;
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  }
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  return left_offset;
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}
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function DN_switchToMCE()
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{
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  //if ( this.object.dn_is_mce )
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  //  return this;
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  if ( !this.object.id )
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    this.object.id = 'textarea_' + Math.floor(Math.random() * 1000000);
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  if ( !this.object.name )
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    this.object.name = 'textarea_' + Math.floor(Math.random() * 1000000);
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  tinyMCE.addMCEControl(this.object, this.object.name, document);
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  this.object.dnIsMCE = 'yes';
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  return this;
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}
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function DN_destroyMCE()
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{
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  //if ( !this.object.dn_is_mce )
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  //  return this;
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  if ( this.object.name )
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    tinyMCE.removeMCEControl(this.object.name);
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  this.object.dnIsMCE = 'no';
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  return this;
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}
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function DN_mceFetchContent()
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{
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  if ( this.object.name )
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  {
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    var text = this.object.value;
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    if ( tinyMCE.getInstanceById(this.object.name) )
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      text = tinyMCE.getContent(this.object.name);
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    return text;
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  }
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  else
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  {
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    return this.object.value;
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  }
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}
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DNobj.prototype.addClass = function(clsname) { addClass(this.object, clsname); return this; };
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DNobj.prototype.rmClass  = function(clsname) { rmClass( this.object, clsname); return this; };
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DNobj.prototype.hasClass = function(clsname) { return hasClass(this.object, clsname); };
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DNobj.prototype.Height   = function()        { return __DNObjGetHeight(this.object); }
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DNobj.prototype.Width    = function()        { return __DNObjGetWidth( this.object); }
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DNobj.prototype.Left     = function()        { /* return this.object.offsetLeft; */ return __DNObjGetLeft(this.object); }
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DNobj.prototype.Top      = function()        { /* return this.object.offsetTop;  */ return __DNObjGetTop( this.object); }
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