This class encapsulates a collection of DOM elements, providing methods to filter
- * members, or to perform collective actions upon the whole set.
- *
Although they are not listed, this class supports all of the methods of {@link Ext.Element} and
- * {@link Ext.Fx}. The methods from these classes will be performed on all the elements in this collection.
- * Example:
-var els = Ext.select("#some-el div.some-class");
+Sencha Documentation Project
/**
+ * @class Ext.CompositeElementLite
+ * <p>This class encapsulates a <i>collection</i> of DOM elements, providing methods to filter
+ * members, or to perform collective actions upon the whole set.</p>
+ * <p>Although they are not listed, this class supports all of the methods of {@link Ext.core.Element} and
+ * {@link Ext.fx.Anim}. The methods from these classes will be performed on all the elements in this collection.</p>
+ * Example:<pre><code>
+var els = Ext.select("#some-el div.some-class");
// or select directly from an existing element
var el = Ext.get('some-el');
el.select('div.some-class');
@@ -28,23 +14,23 @@ els.setWidth(100); // all elements become 100 width
els.hide(true); // all elements fade out and hide
// or
els.setWidth(100).hide(true);
-
The Array of DOM elements which this CompositeElement encapsulates. Read-only.
- *
This will not usually be accessed in developers' code, but developers wishing
+ /**
+ * <p>The Array of DOM elements which this CompositeElement encapsulates. Read-only.</p>
+ * <p>This will not <i>usually</i> be accessed in developers' code, but developers wishing
* to augment the capabilities of the CompositeElementLite class may use it when adding
- * methods to the class.
- *
For example to add the nextAll method to the class to add all
- * following siblings of selected elements, the code would be
+ * methods to the class.</p>
+ * <p>For example to add the <code>nextAll</code> method to the class to <b>add</b> all
+ * following siblings of selected elements, the code would be</p><code><pre>
Ext.override(Ext.CompositeElementLite, {
nextAll: function() {
var els = this.elements, i, l = els.length, n, r = [], ri = -1;
// Loop through all elements in this Composite, accumulating
// an Array of all siblings.
- for (i = 0; i < l; i++) {
+ for (i = 0; i < l; i++) {
for (n = els[i].nextSibling; n; n = n.nextSibling) {
r[++ri] = n;
}
@@ -53,13 +39,13 @@ Ext.override(Ext.CompositeElementLite, {
// Add all found siblings to this Composite
return this.add(r);
}
-});
+});</pre></code>
* @type Array
* @property elements
*/
this.elements = [];
this.add(els, root);
- this.el = new Ext.Element.Flyweight();
+ this.el = new Ext.core.Element.Flyweight();
};
Ext.CompositeElementLite.prototype = {
@@ -79,15 +65,15 @@ Ext.CompositeElementLite.prototype = {
return Ext.getDom(el);
},
- /**
- * Returns the number of elements in this Composite.
+ /**
+ * Returns the number of elements in this Composite.
* @return Number
*/
getCount : function(){
return this.elements.length;
},
- /**
- * Adds elements to this Composite object.
+ /**
+ * Adds elements to this Composite object.
* @param {Mixed} els Either an Array of DOM elements to add, or another Composite object who's elements should be added.
* @return {CompositeElement} This Composite object.
*/
@@ -97,15 +83,15 @@ Ext.CompositeElementLite.prototype = {
if(!els){
return this;
}
- if(typeof els == "string"){
- els = Ext.Element.selectorFunction(els, root);
+ if(typeof els == "string"){
+ els = Ext.core.Element.selectorFunction(els, root);
}else if(els.isComposite){
els = els.elements;
}else if(!Ext.isIterable(els)){
els = [els];
}
- for(var i = 0, len = els.length; i < len; ++i){
+ for(var i = 0, len = els.length; i < len; ++i){
elements.push(me.transformElement(els[i]));
}
return me;
@@ -118,18 +104,18 @@ Ext.CompositeElementLite.prototype = {
e,
i;
- for(i = 0; i < len; i++) {
+ for(i = 0; i < len; i++) {
e = els[i];
if(e){
- Ext.Element.prototype[fn].apply(me.getElement(e), args);
+ Ext.core.Element.prototype[fn].apply(me.getElement(e), args);
}
}
return me;
},
- /**
- * Returns a flyweight Element of the dom element object at the specified index
+ /**
+ * Returns a flyweight Element of the dom element object at the specified index
* @param {Number} index
- * @return {Ext.Element}
+ * @return {Ext.core.Element}
*/
item : function(index){
var me = this,
@@ -148,7 +134,7 @@ Ext.CompositeElementLite.prototype = {
len = els.length,
i, e;
- for(i = 0; i/**
- *
Calls the passed function for each element in this composite.
- * @param {Function} fn The function to call. The function is passed the following parameters:
- *
el : Element
The current Element in the iteration.
- * This is the flyweight (shared) Ext.Element instance, so if you require a
- * a reference to the dom node, use el.dom.
- *
c : Composite
This Composite object.
- *
idx : Number
The zero-based index in the iteration.
- *
- * @param {Object} scope (optional) The scope (this reference) in which the function is executed. (defaults to the Element)
+ /**
+ * <p>Calls the passed function for each element in this composite.</p>
+ * @param {Function} fn The function to call. The function is passed the following parameters:<ul>
+ * <li><b>el</b> : Element<div class="sub-desc">The current Element in the iteration.
+ * <b>This is the flyweight (shared) Ext.core.Element instance, so if you require a
+ * a reference to the dom node, use el.dom.</b></div></li>
+ * <li><b>c</b> : Composite<div class="sub-desc">This Composite object.</div></li>
+ * <li><b>idx</b> : Number<div class="sub-desc">The zero-based index in the iteration.</div></li>
+ * </ul>
+ * @param {Object} scope (optional) The scope (<i>this</i> reference) in which the function is executed. (defaults to the Element)
* @return {CompositeElement} this
*/
each : function(fn, scope){
@@ -174,7 +160,7 @@ Ext.CompositeElementLite.prototype = {
len = els.length,
i, e;
- for(i = 0; i/**
- * Clears this Composite and adds the elements passed.
+ /**
+ * Clears this Composite and adds the elements passed.
* @param {Mixed} els Either an array of DOM elements, or another Composite from which to fill this Composite.
* @return {CompositeElement} this
*/
@@ -198,45 +184,44 @@ Ext.CompositeElementLite.prototype = {
return me;
},
- /**
- * Filters this composite to only elements that match the passed selector.
+ /**
+ * Filters this composite to only elements that match the passed selector.
* @param {String/Function} selector A string CSS selector or a comparison function.
- * The comparison function will be called with the following arguments:
- *
el : Ext.Element
The current DOM element.
- *
index : Number
The current index within the collection.
- *
+ * The comparison function will be called with the following arguments:<ul>
+ * <li><code>el</code> : Ext.core.Element<div class="sub-desc">The current DOM element.</div></li>
+ * <li><code>index</code> : Number<div class="sub-desc">The current index within the collection.</div></li>
+ * </ul>
* @return {CompositeElement} this
*/
filter : function(selector){
var els = [],
me = this,
- elements = me.elements,
fn = Ext.isFunction(selector) ? selector
: function(el){
return el.is(selector);
};
-
- me.each(function(el, self, i){
- if(fn(el, i) !== false){
+ me.each(function(el, self, i) {
+ if (fn(el, i) !== false) {
els[els.length] = me.transformElement(el);
}
});
+
me.elements = els;
return me;
},
- /**
- * Find the index of the passed element within the composite collection.
- * @param el {Mixed} The id of an element, or an Ext.Element, or an HtmlElement to find within the composite collection.
- * @return Number The index of the passed Ext.Element in the composite collection, or -1 if not found.
+ /**
+ * Find the index of the passed element within the composite collection.
+ * @param el {Mixed} The id of an element, or an Ext.core.Element, or an HtmlElement to find within the composite collection.
+ * @return Number The index of the passed Ext.core.Element in the composite collection, or -1 if not found.
*/
indexOf : function(el){
- return this.elements.indexOf(this.transformElement(el));
+ return Ext.Array.indexOf(this.elements, this.transformElement(el));
},
- /**
- * Replaces the specified element with the passed element.
+ /**
+ * Replaces the specified element with the passed element.
* @param {Mixed} el The id of an element, the Element itself, the index of the element in this composite
* to replace.
* @param {Mixed} replacement The id of an element or the Element itself.
@@ -246,7 +231,7 @@ Ext.CompositeElementLite.prototype = {
replaceElement : function(el, replacement, domReplace){
var index = !isNaN(el) ? el : this.indexOf(el),
d;
- if(index > -1){
+ if(index > -1){
replacement = Ext.getDom(replacement);
if(domReplace){
d = this.elements[index];
@@ -258,8 +243,8 @@ Ext.CompositeElementLite.prototype = {
return this;
},
- /**
- * Removes all elements.
+ /**
+ * Removes all elements.
*/
clear : function(){
this.elements = [];
@@ -268,50 +253,66 @@ Ext.CompositeElementLite.prototype = {
Ext.CompositeElementLite.prototype.on = Ext.CompositeElementLite.prototype.addListener;
-(function(){
-var fnName,
- ElProto = Ext.Element.prototype,
- CelProto = Ext.CompositeElementLite.prototype;
+/**
+ * @private
+ * Copies all of the functions from Ext.core.Element's prototype onto CompositeElementLite's prototype.
+ * This is called twice - once immediately below, and once again after additional Ext.core.Element
+ * are added in Ext JS
+ */
+Ext.CompositeElementLite.importElementMethods = function() {
+ var fnName,
+ ElProto = Ext.core.Element.prototype,
+ CelProto = Ext.CompositeElementLite.prototype;
-for(fnName in ElProto){
- if(Ext.isFunction(ElProto[fnName])){
- (function(fnName){
- CelProto[fnName] = CelProto[fnName] || function(){
- return this.invoke(fnName, arguments);
- };
- }).call(CelProto, fnName);
+ for (fnName in ElProto) {
+ if (typeof ElProto[fnName] == 'function'){
+ (function(fnName) {
+ CelProto[fnName] = CelProto[fnName] || function() {
+ return this.invoke(fnName, arguments);
+ };
+ }).call(CelProto, fnName);
+ }
}
-}
-})();
+};
+
+Ext.CompositeElementLite.importElementMethods();
if(Ext.DomQuery){
- Ext.Element.selectorFunction = Ext.DomQuery.select;
+ Ext.core.Element.selectorFunction = Ext.DomQuery.select;
}
-/**
- * Selects elements based on the passed CSS selector to enable {@link Ext.Element Element} methods
+/**
+ * Selects elements based on the passed CSS selector to enable {@link Ext.core.Element Element} methods
* to be applied to many related elements in one statement through the returned {@link Ext.CompositeElement CompositeElement} or
* {@link Ext.CompositeElementLite CompositeElementLite} object.
* @param {String/Array} selector The CSS selector or an array of elements
* @param {HTMLElement/String} root (optional) The root element of the query or id of the root
* @return {CompositeElementLite/CompositeElement}
- * @member Ext.Element
+ * @member Ext.core.Element
* @method select
*/
-Ext.Element.select = function(selector, root){
+Ext.core.Element.select = function(selector, root){
var els;
- if(typeof selector == "string"){
- els = Ext.Element.selectorFunction(selector, root);
+ if(typeof selector == "string"){
+ els = Ext.core.Element.selectorFunction(selector, root);
}else if(selector.length !== undefined){
els = selector;
}else{
- throw "Invalid selector";
+ //<debug>
+ Ext.Error.raise({
+ sourceClass: "Ext.core.Element",
+ sourceMethod: "select",
+ selector: selector,
+ root: root,
+ msg: "Invalid selector specified: " + selector
+ });
+ //</debug>
}
return new Ext.CompositeElementLite(els);
};
-/**
- * Selects elements based on the passed CSS selector to enable {@link Ext.Element Element} methods
+/**
+ * Selects elements based on the passed CSS selector to enable {@link Ext.core.Element Element} methods
* to be applied to many related elements in one statement through the returned {@link Ext.CompositeElement CompositeElement} or
* {@link Ext.CompositeElementLite CompositeElementLite} object.
* @param {String/Array} selector The CSS selector or an array of elements
@@ -320,7 +321,5 @@ Ext.Element.select = function(selector, root){
* @member Ext
* @method select
*/
-Ext.select = Ext.Element.select;
-
-
-
\ No newline at end of file
+Ext.select = Ext.core.Element.select;
+