Created
December 6, 2011 02:19
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Tree Example with WidgetHTMLRenderer
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| <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> | |
| <html> | |
| <head> | |
| <script src="../../../../build/yui/yui.js"></script> | |
| <script src="../../../../build/widget-htmlrenderer/widget-htmlrenderer.js"></script> | |
| <style> | |
| .yui3-parentwidget { | |
| border:1px solid black; | |
| } | |
| .yui3-parentwidget-content { | |
| border:1px solid blue; | |
| padding:5px; | |
| } | |
| .yui3-childwidget { | |
| border:1px solid green; | |
| padding:5px; | |
| } | |
| .yui3-childwidget-content { | |
| border:1px solid red; | |
| padding:5px; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <script> | |
| YUI({filter:"raw", combine:false}).use('base', 'widget', 'widget-parent', 'widget-child', 'widget-htmlrenderer', function (Y) { | |
| var ParentWidget = Y.ParentWidget = Y.Base.create("parentwidget", Y.Widget, [Y.WidgetParent, Y.WidgetChild, Y.WidgetHTMLRenderer], { | |
| renderUI: function (cbBuffer) { | |
| if (this.get("depth") > -1) { | |
| cbBuffer.push("<em>" + this.get("label") + "</em>"); | |
| } | |
| }, | |
| bindUI: function() { | |
| if (this.isRoot()) { | |
| this.get("boundingBox").on("click", function(e) { | |
| alert(e.target.ancestor(".yui3-widget", true).get("id")); | |
| }); | |
| } | |
| }, | |
| _renderChildren: function (cbBuffer) { | |
| // Left this as a string on purpose, since the other buffer was | |
| // confusing you. | |
| // But you can see how you could replace the | |
| // childrenHTML = ""; childrenHTML += child.renderHTML(); with | |
| // childrenHTML = [], childrenHTML.push(child.renderHTML()); | |
| var childrenHTML = ""; | |
| this.each(function (child) { | |
| childrenHTML += child.renderHTML(); | |
| }); | |
| cbBuffer.push(childrenHTML); | |
| } | |
| }, { | |
| ATTRS: { | |
| label: { | |
| value:"Default Parent Label" | |
| } | |
| } | |
| }); | |
| var ChildWidget = Y.ChildWidget = Y.Base.create("childwidget", Y.Widget, [Y.WidgetChild, Y.WidgetHTMLRenderer], { | |
| renderUI: function (cbBuffer) { | |
| cbBuffer.push(this.get("label")); | |
| } | |
| }, { | |
| ATTRS: { | |
| label: { | |
| value:"Default Child Label" | |
| } | |
| } | |
| }); | |
| var tree = new Y.ParentWidget({ | |
| id: "tree", | |
| children: [ | |
| { type: Y.ChildWidget, id: "leaf-1", label: "Leaf One" }, | |
| { type: Y.ChildWidget, id: "leaf-2", label: "Leaf Two" }, | |
| { type: Y.ParentWidget, id: "subtree", label: "Subtree", children: [ | |
| { type: Y.ChildWidget, id: "subtree-leaf-1", label: "Subtree - Leaf One" }, | |
| { type: Y.ChildWidget, id: "subtree-leaf-2", label: "Subtree - Leaf Two" }, | |
| { type: Y.ChildWidget, id: "subtree-leaf-3", label: "Subtree - Leaf Three" }, | |
| { type: Y.ChildWidget, id: "subtree-leaf-4", label: "Subtree - Leaf Four" } | |
| ]} | |
| ] | |
| }); | |
| tree.render(); | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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