+++ /dev/null
-if(!dojo._hasResource["dojox.wire.ml.util"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
-dojo._hasResource["dojox.wire.ml.util"] = true;
-dojo.provide("dojox.wire.ml.util");
-
-dojo.require("dojox.data.dom");
-dojo.require("dojox.wire.Wire");
-
-dojox.wire.ml._getValue = function(/*String*/source, /*Array*/args){
- // summary:
- // Return a value
- // description:
- // This method obtains an object by an ID of a widget or an DOM
- // element.
- // If 'source' specifies a dotted notation to its property, a Wire is
- // used to get the object property.
- // If 'source' starts with "arguments", 'args' is used as a root
- // object for the Wire.
- // source:
- // A string to specify an object and its property
- // args:
- // An optional arguments array
- // returns:
- // A value
- if(!source){
- return undefined; //undefined
- }
- var property = undefined;
- if(args && source.length >= 9 && source.substring(0, 9) == "arguments"){
- property = source.substring(9);
- return new dojox.wire.Wire({property: property}).getValue(args);
- }
- var i = source.indexOf('.');
- if(i >= 0){
- property = source.substring(i + 1);
- source = source.substring(0, i);
- }
- var object = (dijit.byId(source) || dojo.byId(source) || dojo.getObject(source));
- if(!object){
- return undefined; //undefined
- }
- if(!property){
- return object; //Object
- }else{
- return new dojox.wire.Wire({object: object, property: property}).getValue(); //anything
- }
-};
-
-dojox.wire.ml._setValue = function(/*String*/target, /*anything*/value){
- // summary:
- // Store a value
- // description:
- // This method stores a value by an ID of a widget or an DOM
- // element with a dotted notation to its property, using a Wire.
- // target:
- // A string to specify an object and its property
- // value:
- // A value
- if(!target){
- return; //undefined
- }
- var i = target.indexOf('.');
- if(i < 0){
- return; //undefined
- }
- var object = this._getValue(target.substring(0, i));
- if(!object){
- return; //undefined
- }
- var property = target.substring(i + 1);
- new dojox.wire.Wire({object: object, property: property}).setValue(value);
-};
-
-dojo.declare("dojox.wire.ml.XmlElement", null, {
- // summary:
- // An object wrapping an XML element
- // description:
- // This class represents an XML element.
-
- constructor: function(/*Element||String*/element){
- // summary:
- // Initialize with an XML element or a tag name
- // element:
- // An XML element or a tag name
- if(dojo.isString(element)){
- element = this._getDocument().createElement(element);
- }
- this.element = element;
- },
- getPropertyValue: function(/*String*/property){
- // summary:
- // Return a property value
- // description:
- // If 'property' starts with '@', the attribute value is returned.
- // If 'property' specifies "text()", the value of the first child
- // text is returned.
- // Otherwise, child elements of the tag name specified with
- // 'property' are returned.
- // property:
- // A property name
- // returns:
- // A property value
- var value = undefined;
- if(!this.element){
- return value; //undefined
- }
- if(!property){
- return value; //undefined
- }
-
- if(property.charAt(0) == '@'){
- var attribute = property.substring(1);
- value = this.element.getAttribute(attribute);
- }else if(property == "text()"){
- var text = this.element.firstChild;
- if(text){
- value = text.nodeValue;
- }
- }else{ // child elements
- var elements = [];
- for(var i = 0; i < this.element.childNodes.length; i++){
- var child = this.element.childNodes[i];
- if(child.nodeType === 1 /* ELEMENT_NODE */ && child.nodeName == property){
- elements.push(new dojox.wire.ml.XmlElement(child));
- }
- }
- if(elements.length > 0){
- if(elements.length === 1){
- value = elements[0];
- }else{
- value = elements;
- }
- }
- }
- return value; //String||Array||XmlElement
- },
-
- setPropertyValue: function(/*String*/property, /*String||Array||XmlElement*/value){
- // summary:
- // Store a property value
- // description:
- // If 'property' starts with '@', 'value' is set to the attribute.
- // If 'property' specifies "text()", 'value' is set as the first
- // child text.
- // If 'value' is a string, a child element of the tag name
- // specified with 'property' is created and 'value' is set as
- // the first child text of the child element.
- // Otherwise, 'value' is set to as child elements.
- // property:
- // A property name
- // value:
- // A property value
- if(!this.element){
- return; //undefined
- }
- if(!property){
- return; //undefined
- }
-
- if(property.charAt(0) == '@'){
- var attribute = property.substring(1);
- if(value){
- this.element.setAttribute(attribute, value);
- }else{
- this.element.removeAttribute(attribute);
- }
- }else if(property == "text()"){
- while(this.element.firstChild){
- this.element.removeChild(this.element.firstChild);
- }
- if(value){
- var text = this._getDocument().createTextNode(value);
- this.element.appendChild(text);
- }
- }else{ // child elements
- var nextChild = null;
- for(var i = this.element.childNodes.length - 1; i >= 0; i--){
- var child = this.element.childNodes[i];
- if(child.nodeType === 1 /* ELEMENT_NODE */ && child.nodeName == property){
- if(!nextChild){
- nextChild = child.nextSibling;
- }
- this.element.removeChild(child);
- }
- }
- if(value){
- if(dojo.isArray(value)){
- for(var i in value){
- var e = value[i];
- if(e.element){
- this.element.insertBefore(e.element, nextChild);
- }
- }
- }else if(value instanceof dojox.wire.ml.XmlElement){
- if(value.element){
- this.element.insertBefore(value.element, nextChild);
- }
- }else{ // assume string
- var child = this._getDocument().createElement(property);
- var text = this._getDocument().createTextNode(value);
- child.appendChild(text);
- this.element.insertBefore(child, nextChild);
- }
- }
- }
- },
-
- toString: function(){
- // summary:
- // Return a value of the first text child of the element
- // description:
- // A value of the first text child of the element is returned.
- // returns:
- // A value of the first text child of the element
- var s = "";
- if(this.element){
- var text = this.element.firstChild;
- if(text){
- s = text.nodeValue;
- }
- }
- return s; //String
- },
-
- toObject: function(){
- // summary:
- // Return an object representation of the element
- // description:
- // An object with properties for child elements, attributes and
- // text is returned.
- // returns:
- // An object representation of the element
- if(!this.element){
- return null; //null
- }
- var text = "";
- var obj = {};
- var elements = 0;
- for(var i = 0; i < this.element.childNodes.length; i++){
- var child = this.element.childNodes[i];
- if(child.nodeType === 1 /* ELEMENT_NODE */){
- elements++;
- var o = new dojox.wire.ml.XmlElement(child).toObject();
- var name = child.nodeName;
- var p = obj[name];
- if(!p){
- obj[name] = o;
- }else if(dojo.isArray(p)){
- p.push(o);
- }else{
- obj[name] = [p, o]; // make them array
- }
- }else if(child.nodeType === 3 /* TEXT_NODE */ ||
- child.nodeType === 4 /* CDATA_SECTION_NODE */){
- text += child.nodeValue;
- }
- }
- var attributes = 0;
- if(this.element.nodeType === 1 /* ELEMENT_NODE */){
- attributes = this.element.attributes.length;
- for(var i = 0; i < attributes; i++){
- var attr = this.element.attributes[i];
- obj["@" + attr.nodeName] = attr.nodeValue;
- }
- }
- if(elements === 0){
- if(attributes === 0){
- // text only
- return text; //String
- }
- // text with attributes
- obj["text()"] = text;
- }
- // else ignore text
- return obj; //Object
- },
-
- _getDocument: function(){
- // summary:
- // Return a DOM document
- // description:
- // If 'element' is specified, a DOM document of the element is
- // returned.
- // Otherwise, a DOM document is created.
- // returns:
- // A DOM document
- if(this.element){
- return (this.element.nodeType == 9 /* DOCUMENT_NODE */ ?
- this.element : this.element.ownerDocument); //Document
- }else{
- return dojox.data.dom.createDocument(); //Document
- }
- }
-});
-
-}
projects / eow / blobdiff