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mathias |
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<html>
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<head>
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<title>Testing dojox.dtl using a blog example</title>
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<script src="../../../dojo/dojo.js" djConfig="parseOnLoad: true, usePlainJson: true"></script>
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<script>
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dojo.require("dojox.dtl.widget");
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dojo.provide("demo");
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dojo.declare("demo.Blog", dojox.dtl._Widget,
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{
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buffer: dojox.dtl.render.html.sensitivity.NODE,
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constructor: function(props, node){
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this.contexts = {
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list: false,
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blogs: {},
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pages: {}
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}
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this.templates = {
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list: new dojox.dtl.HtmlTemplate(dojo.moduleUrl("dojox.dtl.demos.templates", "blog_list.html")),
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detail: new dojox.dtl.HtmlTemplate(dojo.moduleUrl("dojox.dtl.demos.templates", "blog_detail.html")),
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page: new dojox.dtl.HtmlTemplate(dojo.moduleUrl("dojox.dtl.demos.templates", "blog_page.html"))
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}
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},
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postCreate: function(){
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if(this.contexts.list){
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this.render(this.templates.list, this.contexts.list);
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}else{
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dojo.xhrGet({
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url: dojo.moduleUrl("dojox.dtl.demos.json.blog", "get_blog_list.json"),
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handleAs: "json"
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}).addCallback(this, "_loadList");
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}
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},
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_showList: function(obj){
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this.render(this.templates.list, this.contexts.list);
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},
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_showDetail: function(obj){
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var key = obj.target.className.substring(5);
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if(this.contexts.blogs[key]){
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this.render(this.templates.detail, this.contexts.blogs[key]);
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}else{
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dojo.xhrGet({
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url: dojo.moduleUrl("dojox.dtl.demos.json.blog", "get_blog_" + key + ".json"),
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handleAs: "json",
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load: function(data){
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data.key = key;
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return data;
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}
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}).addCallback(this, "_loadDetail");
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}
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},
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_showPage: function(obj){
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var key = obj.target.className.substring(5);
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if(this.contexts.pages[key]){
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this.render(this.templates.page, this.contexts.pages[key]);
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}else{
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dojo.xhrGet({
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url: dojo.moduleUrl("dojox.dtl.demos.json.blog", "get_page_" + key + ".json"),
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handleAs: "json",
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load: function(data){
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data.key = key;
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return data;
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}
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}).addCallback(this, "_loadPage");
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}
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},
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_loadList: function(data){
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this.contexts.list = new dojox.dtl.Context(data).extend({
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title: "Blog Posts",
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base: {
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url: dojo.moduleUrl("dojox.dtl.demos.templates", "blog_base.html"),
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shared: true
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}
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});
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this.render(this.templates.list, this.contexts.list);
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},
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_loadDetail: function(data){
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var context = {
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title: "Blog Post",
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blog: data
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}
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context.blog.date = new Date(context.blog.date);
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context.blog.title = this.contexts.list.get("blog_list", {})[data.key].title;
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this.contexts.blogs[data.key] = new dojox.dtl.Context(context).extend({
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base: {
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url: dojo.moduleUrl("dojox.dtl.demos.templates", "blog_base.html"),
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shared: true
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}
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});
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this.render(this.templates.detail, this.contexts.blogs[data.key]);
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},
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_loadPage: function(data){
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this.contexts.pages[data.key] = new dojox.dtl.Context(data).extend({
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base: {
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url: dojo.moduleUrl("dojox.dtl.demos.templates", "blog_base.html"),
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shared: true
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}
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});
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this.render(this.templates.page, this.contexts.pages[data.key]);
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}
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});
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dojo.require("dojo.parser");
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</script>
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</head>
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<body>
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<div dojoType="dojox.dtl.AttachPoint">
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<div dojoType="demo.Blog" />
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</div>
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</body>
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</html>
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