/* Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved. Available via Academic Free License >= 2.1 OR the modified BSD license. see: http://dojotoolkit.org/license for details */ if(!dojo._hasResource["dojo.NodeList-manipulate"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code. dojo._hasResource["dojo.NodeList-manipulate"] = true; dojo.provide("dojo.NodeList-manipulate"); /*===== dojo["NodeList-manipulate"] = { // summary: Adds a chainable methods to dojo.query() / Nodelist instances for manipulating HTML // and DOM nodes and their properties. }; =====*/ //TODO: add a way to parse for widgets in the injected markup? (function(){ function getText(/*DOMNode*/node){ // summary: // recursion method for text() to use. Gets text value for a node. // description: // Juse uses nodedValue so things like
tags do not end up in // the text as any sort of line return. var text = "", ch = node.childNodes; for(var i = 0, n; n = ch[i]; i++){ //Skip comments. if(n.nodeType != 8){ if(n.nodeType == 1){ text += getText(n); }else{ text += n.nodeValue; } } } return text; } function getWrapInsertion(/*DOMNode*/node){ // summary: // finds the innermost element to use for wrap insertion. //Make it easy, assume single nesting, no siblings. while(node.childNodes[0] && node.childNodes[0].nodeType == 1){ node = node.childNodes[0]; } return node; //DOMNode } function makeWrapNode(/*DOMNode||String*/html, /*DOMNode*/refNode){ // summary: // convert HTML into nodes if it is not already a node. if(typeof html == "string"){ html = dojo._toDom(html, (refNode && refNode.ownerDocument)); if(html.nodeType == 11){ //DocumentFragment cannot handle cloneNode, so choose first child. html = html.childNodes[0]; } }else if(html.nodeType == 1 && html.parentNode){ //This element is already in the DOM clone it, but not its children. html = html.cloneNode(false); } return html; /*DOMNode*/ } dojo.extend(dojo.NodeList, { _placeMultiple: function(/*String||Node||NodeList*/query, /*String*/position){ // summary: // private method for inserting queried nodes into all nodes in this NodeList // at different positions. Differs from NodeList.place because it will clone // the nodes in this NodeList if the query matches more than one element. var nl2 = typeof query == "string" || query.nodeType ? dojo.query(query) : query; var toAdd = []; for(var i = 0; i < nl2.length; i++){ //Go backwards in DOM to make dom insertions easier via insertBefore var refNode = nl2[i]; var length = this.length; for(var j = length - 1, item; item = this[j]; j--){ if(i > 0){ //Need to clone the item. This also means //it needs to be added to the current NodeList //so it can also be the target of other chaining operations. item = this._cloneNode(item); toAdd.unshift(item); } if(j == length - 1){ dojo.place(item, refNode, position); }else{ refNode.parentNode.insertBefore(item, refNode); } refNode = item; } } if(toAdd.length){ //Add the toAdd items to the current NodeList. Build up list of args //to pass to splice. toAdd.unshift(0); toAdd.unshift(this.length - 1); Array.prototype.splice.apply(this, toAdd); } return this; //dojo.NodeList }, innerHTML: function(/*String?||DOMNode?|NodeList?*/value){ // summary: // allows setting the innerHTML of each node in the NodeList, // if there is a value passed in, otherwise, reads the innerHTML value of the first node. // description: // This method is simpler than the dojo.NodeList.html() method provided by // `dojo.NodeList-html`. This method just does proper innerHTML insertion of HTML fragments, // and it allows for the innerHTML to be read for the first node in the node list. // Since dojo.NodeList-html already took the "html" name, this method is called // "innerHTML". However, if dojo.NodeList-html has not been loaded yet, this // module will define an "html" method that can be used instead. Be careful if you // are working in an environment where it is possible that dojo.NodeList-html could // have been loaded, since its definition of "html" will take precedence. // The nodes represented by the value argument will be cloned if more than one // node is in this NodeList. The nodes in this NodeList are returned in the "set" // usage of this method, not the HTML that was inserted. // returns: // if no value is passed, the result is String, the innerHTML of the first node. // If a value is passed, the return is this dojo.NodeList // example: // assume a DOM created by this markup: // |
// |
// This code inserts

Hello World

into both divs: // | dojo.query("div").innerHTML("

Hello World

"); // example: // assume a DOM created by this markup: // |

Hello Mars

// |

Hello World

// This code returns "

Hello Mars

": // | var message = dojo.query("div").innerHTML(); if(arguments.length){ return this.addContent(value, "only"); //dojo.NodeList }else{ return this[0].innerHTML; //String } }, /*===== html: function(value){ // summary: // see the information for "innerHTML". "html" is an alias for "innerHTML", but is // only defined if dojo.NodeList-html has not been loaded. // description: // An alias for the "innerHTML" method, but only defined if there is not an existing // "html" method on dojo.NodeList. Be careful if you are working in an environment // where it is possible that dojo.NodeList-html could have been loaded, since its // definition of "html" will take precedence. If you are not sure if dojo.NodeList-html // could be loaded, use the "innerHTML" method. // value: String?||DOMNode?||NodeList? // optional. The HTML fragment to use as innerHTML. If value is not passed, then the innerHTML // of the first element in this NodeList is returned. // returns: // if no value is passed, the result is String, the innerHTML of the first node. // If a value is passed, the return is this dojo.NodeList return; // dojo.NodeList return; // String }, =====*/ text: function(/*String*/value){ // summary: // allows setting the text value of each node in the NodeList, // if there is a value passed in, otherwise, returns the text value for all the // nodes in the NodeList in one string. // example: // assume a DOM created by this markup: // |
// |
// This code inserts "Hello World" into both divs: // | dojo.query("div").text("Hello World"); // example: // assume a DOM created by this markup: // |

Hello Mars today

// |

Hello World

// This code returns "Hello Mars today": // | var message = dojo.query("div").text(); // returns: // if no value is passed, the result is String, the text value of the first node. // If a value is passed, the return is this dojo.NodeList if(arguments.length){ for(var i = 0, node; node = this[i]; i++){ if(node.nodeType == 1){ dojo.empty(node); node.appendChild(node.ownerDocument.createTextNode(value)); } } return this; //dojo.NodeList }else{ var result = ""; for(i = 0; node = this[i]; i++){ result += getText(node); } return result; //String } }, val: function(/*String||Array*/value){ // summary: // If a value is passed, allows seting the value property of form elements in this // NodeList, or properly selecting/checking the right value for radio/checkbox/select // elements. If no value is passed, the value of the first node in this NodeList // is returned. // returns: // if no value is passed, the result is String or an Array, for the value of the // first node. // If a value is passed, the return is this dojo.NodeList // example: // assume a DOM created by this markup: // | // | // This code gets and sets the values for the form fields above: // | dojo.query('[type="text"]').val(); //gets value foo // | dojo.query('[type="text"]').val("bar"); //sets the input's value to "bar" // | dojo.query("select").val() //gets array value ["red", "yellow"] // | dojo.query("select").val(["blue", "yellow"]) //Sets the blue and yellow options to selected. //Special work for input elements. if(arguments.length){ var isArray = dojo.isArray(value); for(var index = 0, node; node = this[index]; index++){ var name = node.nodeName.toUpperCase(); var type = node.type; var newValue = isArray ? value[index] : value; if(name == "SELECT"){ var opts = node.options; for(var i = 0; i < opts.length; i++){ var opt = opts[i]; if(node.multiple){ opt.selected = (dojo.indexOf(value, opt.value) != -1); }else{ opt.selected = (opt.value == newValue); } } }else if(type == "checkbox" || type == "radio"){ node.checked = (node.value == newValue); }else{ node.value = newValue; } } return this; //dojo.NodeList }else{ //node already declared above. node = this[0]; if(!node || node.nodeType != 1){ return undefined; } value = node.value || ""; if(node.nodeName.toUpperCase() == "SELECT" && node.multiple){ //A multivalued selectbox. Do the pain. value = []; //opts declared above in if block. opts = node.options; //i declared above in if block; for(i = 0; i < opts.length; i++){ //opt declared above in if block opt = opts[i]; if(opt.selected){ value.push(opt.value); } } if(!value.length){ value = null; } } return value; //String||Array } }, append: function(/*String||DOMNode||NodeList*/content){ // summary: // appends the content to every node in the NodeList. // description: // The content will be cloned if the length of NodeList // is greater than 1. Only the DOM nodes are cloned, not // any attached event handlers. // returns: // dojo.NodeList, the nodes currently in this NodeList will be returned, // not the appended content. // example: // assume a DOM created by this markup: // |

Hello Mars

// |

Hello World

// Running this code: // | dojo.query("div").append("append"); // Results in this DOM structure: // |

Hello Mars

append
// |

Hello World

append
return this.addContent(content, "last"); //dojo.NodeList }, appendTo: function(/*String*/query){ // summary: // appends nodes in this NodeList to the nodes matched by // the query passed to appendTo. // description: // The nodes in this NodeList will be cloned if the query // matches more than one element. Only the DOM nodes are cloned, not // any attached event handlers. // returns: // dojo.NodeList, the nodes currently in this NodeList will be returned, // not the matched nodes from the query. // example: // assume a DOM created by this markup: // | append // |

Hello Mars

// |

Hello World

// Running this code: // | dojo.query("span").appendTo("p"); // Results in this DOM structure: // |

Hello Marsappend

// |

Hello Worldappend

return this._placeMultiple(query, "last"); //dojo.NodeList }, prepend: function(/*String||DOMNode||NodeList*/content){ // summary: // prepends the content to every node in the NodeList. // description: // The content will be cloned if the length of NodeList // is greater than 1. Only the DOM nodes are cloned, not // any attached event handlers. // returns: // dojo.NodeList, the nodes currently in this NodeList will be returned, // not the appended content. // assume a DOM created by this markup: // |

Hello Mars

// |

Hello World

// Running this code: // | dojo.query("div").prepend("prepend"); // Results in this DOM structure: // |
prepend

Hello Mars

// |
prepend

Hello World

return this.addContent(content, "first"); //dojo.NodeList }, prependTo: function(/*String*/query){ // summary: // prepends nodes in this NodeList to the nodes matched by // the query passed to prependTo. // description: // The nodes in this NodeList will be cloned if the query // matches more than one element. Only the DOM nodes are cloned, not // any attached event handlers. // returns: // dojo.NodeList, the nodes currently in this NodeList will be returned, // not the matched nodes from the query. // example: // assume a DOM created by this markup: // | prepend // |

Hello Mars

// |

Hello World

// Running this code: // | dojo.query("span").prependTo("p"); // Results in this DOM structure: // |

prependHello Mars

// |

prependHello World

return this._placeMultiple(query, "first"); //dojo.NodeList }, after: function(/*String||Element||NodeList*/content){ // summary: // Places the content after every node in the NodeList. // description: // The content will be cloned if the length of NodeList // is greater than 1. Only the DOM nodes are cloned, not // any attached event handlers. // returns: // dojo.NodeList, the nodes currently in this NodeList will be returned, // not the appended content. // example: // assume a DOM created by this markup: // |

Hello Mars

// |

Hello World

// Running this code: // | dojo.query("div").after("after"); // Results in this DOM structure: // |

Hello Mars

after // |

Hello World

after return this.addContent(content, "after"); //dojo.NodeList }, insertAfter: function(/*String*/query){ // summary: // The nodes in this NodeList will be placed after the nodes // matched by the query passed to insertAfter. // description: // The nodes in this NodeList will be cloned if the query // matches more than one element. Only the DOM nodes are cloned, not // any attached event handlers. // returns: // dojo.NodeList, the nodes currently in this NodeList will be returned, // not the matched nodes from the query. // example: // assume a DOM created by this markup: // | after // |

Hello Mars

// |

Hello World

// Running this code: // | dojo.query("span").insertAfter("p"); // Results in this DOM structure: // |

Hello Mars

after // |

Hello World

after return this._placeMultiple(query, "after"); //dojo.NodeList }, before: function(/*String||DOMNode||NodeList*/content){ // summary: // Places the content before every node in the NodeList. // description: // The content will be cloned if the length of NodeList // is greater than 1. Only the DOM nodes are cloned, not // any attached event handlers. // returns: // dojo.NodeList, the nodes currently in this NodeList will be returned, // not the appended content. // example: // assume a DOM created by this markup: // |

Hello Mars

// |

Hello World

// Running this code: // | dojo.query("div").before("before"); // Results in this DOM structure: // | before

Hello Mars

// | before

Hello World

return this.addContent(content, "before"); //dojo.NodeList }, insertBefore: function(/*String*/query){ // summary: // The nodes in this NodeList will be placed after the nodes // matched by the query passed to insertAfter. // description: // The nodes in this NodeList will be cloned if the query // matches more than one element. Only the DOM nodes are cloned, not // any attached event handlers. // returns: // dojo.NodeList, the nodes currently in this NodeList will be returned, // not the matched nodes from the query. // example: // assume a DOM created by this markup: // | before // |

Hello Mars

// |

Hello World

// Running this code: // | dojo.query("span").insertBefore("p"); // Results in this DOM structure: // | before

Hello Mars

// | before

Hello World

return this._placeMultiple(query, "before"); //dojo.NodeList }, /*===== remove: function(simpleFilter){ // summary: // alias for dojo.NodeList's orphan method. Removes elements // in this list that match the simple filter from their parents // and returns them as a new NodeList. // simpleFilter: String // single-expression CSS rule. For example, ".thinger" or // "#someId[attrName='value']" but not "div > span". In short, // anything which does not invoke a descent to evaluate but // can instead be used to test a single node is acceptable. // returns: // dojo.NodeList return; // dojo.NodeList }, =====*/ remove: dojo.NodeList.prototype.orphan, wrap: function(/*String||DOMNode*/html){ // summary: // Wrap each node in the NodeList with html passed to wrap. // description: // html will be cloned if the NodeList has more than one // element. Only DOM nodes are cloned, not any attached // event handlers. // returns: // dojo.NodeList, the nodes in the current NodeList will be returned, // not the nodes from html argument. // example: // assume a DOM created by this markup: // | one // | two // Running this code: // | dojo.query("b").wrap("
"); // Results in this DOM structure: // |
one
// |
two
if(this[0]){ html = makeWrapNode(html, this[0]); //Now cycle through the elements and do the insertion. for(var i = 0, node; node = this[i]; i++){ //Always clone because if html is used to hold one of //the "this" nodes, then on the clone of html it will contain //that "this" node, and that would be bad. var clone = this._cloneNode(html); if(node.parentNode){ node.parentNode.replaceChild(clone, node); } //Find deepest element and insert old node in it. var insertion = getWrapInsertion(clone); insertion.appendChild(node); } } return this; //dojo.NodeList }, wrapAll: function(/*String||DOMNode*/html){ // summary: // Insert html where the first node in this NodeList lives, then place all // nodes in this NodeList as the child of the html. // returns: // dojo.NodeList, the nodes in the current NodeList will be returned, // not the nodes from html argument. // example: // assume a DOM created by this markup: // |
// |
Red One
// |
Blue One
// |
Red Two
// |
Blue Two
// |
// Running this code: // | dojo.query(".red").wrapAll('
'); // Results in this DOM structure: // |
// |
// |
Red One
// |
Red Two
// |
// |
Blue One
// |
Blue Two
// |
if(this[0]){ html = makeWrapNode(html, this[0]); //Place the wrap HTML in place of the first node. this[0].parentNode.replaceChild(html, this[0]); //Now cycle through the elements and move them inside //the wrap. var insertion = getWrapInsertion(html); for(var i = 0, node; node = this[i]; i++){ insertion.appendChild(node); } } return this; //dojo.NodeList }, wrapInner: function(/*String||DOMNode*/html){ // summary: // For each node in the NodeList, wrap all its children with the passed in html. // description: // html will be cloned if the NodeList has more than one // element. Only DOM nodes are cloned, not any attached // event handlers. // returns: // dojo.NodeList, the nodes in the current NodeList will be returned, // not the nodes from html argument. // example: // assume a DOM created by this markup: // |
// |
Red One
// |
Blue One
// |
Red Two
// |
Blue Two
// |
// Running this code: // | dojo.query(".red").wrapInner(''); // Results in this DOM structure: // |
// |
Red One
// |
Blue One
// |
Red Two
// |
Blue Two
// |
if(this[0]){ html = makeWrapNode(html, this[0]); for(var i = 0; i < this.length; i++){ //Always clone because if html is used to hold one of //the "this" nodes, then on the clone of html it will contain //that "this" node, and that would be bad. var clone = this._cloneNode(html); //Need to convert the childNodes to an array since wrapAll modifies the //DOM and can change the live childNodes NodeList. this._wrap(dojo._toArray(this[i].childNodes), null, this._NodeListCtor).wrapAll(clone); } } return this; //dojo.NodeList }, replaceWith: function(/*String||DOMNode||NodeList*/content){ // summary: // Replaces each node in ths NodeList with the content passed to replaceWith. // description: // The content will be cloned if the length of NodeList // is greater than 1. Only the DOM nodes are cloned, not // any attached event handlers. // returns: // The nodes currently in this NodeList will be returned, not the replacing content. // Note that the returned nodes have been removed from the DOM. // example: // assume a DOM created by this markup: // |
// |
Red One
// |
Blue One
// |
Red Two
// |
Blue Two
// |
// Running this code: // | dojo.query(".red").replaceWith('
Green
'); // Results in this DOM structure: // |
// |
Green
// |
Blue One
// |
Green
// |
Blue Two
// |
content = this._normalize(content, this[0]); for(var i = 0, node; node = this[i]; i++){ this._place(content, node, "before", i > 0); node.parentNode.removeChild(node); } return this; //dojo.NodeList }, replaceAll: function(/*String*/query){ // summary: // replaces nodes matched by the query passed to replaceAll with the nodes // in this NodeList. // description: // The nodes in this NodeList will be cloned if the query // matches more than one element. Only the DOM nodes are cloned, not // any attached event handlers. // returns: // The nodes currently in this NodeList will be returned, not the matched nodes // from the query. The nodes currently in this NodeLIst could have // been cloned, so the returned NodeList will include the cloned nodes. // example: // assume a DOM created by this markup: // |
// |
___
// |
Red One
// |
___
// |
Blue One
// |
___
// |
Red Two
// |
___
// |
Blue Two
// |
// Running this code: // | dojo.query(".red").replaceAll(".blue"); // Results in this DOM structure: // |
// |
___
// |
___
// |
Red One
// |
Red Two
// |
___
// |
___
// |
Red One
// |
Red Two
// |
var nl = dojo.query(query); var content = this._normalize(this, this[0]); for(var i = 0, node; node = nl[i]; i++){ this._place(content, node, "before", i > 0); node.parentNode.removeChild(node); } return this; //dojo.NodeList }, clone: function(){ // summary: // Clones all the nodes in this NodeList and returns them as a new NodeList. // description: // Only the DOM nodes are cloned, not any attached event handlers. // returns: // dojo.NodeList, a cloned set of the original nodes. // example: // assume a DOM created by this markup: // |
// |
Red One
// |
Blue One
// |
Red Two
// |
Blue Two
// |
// Running this code: // | dojo.query(".red").clone().appendTo(".container"); // Results in this DOM structure: // |
// |
Red One
// |
Blue One
// |
Red Two
// |
Blue Two
// |
Red One
// |
Red Two
// |
//TODO: need option to clone events? var ary = []; for(var i = 0; i < this.length; i++){ ary.push(this._cloneNode(this[i])); } return this._wrap(ary, this, this._NodeListCtor); //dojo.NodeList } }); //set up html method if one does not exist if(!dojo.NodeList.prototype.html){ dojo.NodeList.prototype.html = dojo.NodeList.prototype.innerHTML; } })(); }