| 1 | <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" |
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| 2 | "http://www.w3.org/TR/html4/strict.dtd"> |
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| 3 | <html id="html"> |
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| 4 | <head> |
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| 5 | <title>NodeList.delegate() test</title> |
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| 6 | <style type="text/css"> |
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| 7 | @import "../../../dojo/resources/dojo.css"; |
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| 8 | </style> |
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| 9 | <script type="text/javascript" |
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| 10 | src="../../../dojo/dojo.js" data-dojo-config="async: true, isDebug: true, popup: true"></script> |
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| 11 | <script type="text/javascript"> |
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| 12 | require( |
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| 13 | ["dojo/query", "dojo/dom-class", "dojo/dom-construct", "dojo/dom-style", "dojox/NodeList/delegate", "dojo/domReady!"], |
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| 14 | |
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| 15 | function (query, domClass, domConstruct, domStyle) { |
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| 16 | // Monitor onclick events on div.blue nodes, or that bubble up to div.blue nodes |
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| 17 | query("div.delegator").delegate("div.blue", "onclick", function(evt){ |
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| 18 | // "this" points to the div.blue node |
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| 19 | domStyle.set(this, "backgroundColor", "#aaf"); |
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| 20 | }); |
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| 21 | |
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| 22 | query("div.delegator").delegate("input", "onfocus", function(evt){ |
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| 23 | // "this" points to the input node |
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| 24 | console.log("bubbled input event"); |
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| 25 | domStyle.set(this, "backgroundColor", "black"); |
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| 26 | }); |
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| 27 | |
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| 28 | // Generate div.blue nodes inside each wrapper div. |
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| 29 | // Runs after the delegate() call to demonstrate that delegate() catches events on "future nodes" |
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| 30 | query("div.wrapper").forEach(function(div){ |
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| 31 | for(var i=0; i<4; i++){ |
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| 32 | domConstruct.place( |
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| 33 | "<div class=" + (i%2?"blue":"red") + ">" + |
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| 34 | (i%2 && domClass.contains(div, "delegator") ? "click me to turn me blue" : "click will have no effect" )+ |
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| 35 | "<span>" + (i%2 && domClass.contains(div, "delegator") ? "or click me to turn parent blue" : "nor will a click here") + "</span>"+ |
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| 36 | "focus input to turn it black (not working yet): <input />" + |
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| 37 | "</div>", |
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| 38 | div |
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| 39 | ); |
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| 40 | } |
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| 41 | }); |
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| 42 | }); |
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| 43 | </script> |
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| 44 | <style> |
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| 45 | div, a { padding: 5px; margin: 5px; display: block; } |
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| 46 | div.blue { border: blue solid 2px; } |
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| 47 | div.red { border: red solid 2px; } |
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| 48 | div.wrapper { border: solid gray 4px; background: #eee; } |
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| 49 | div.delegator { background: #ccc; } |
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| 50 | span { display: block; border: yellow solid 2px; } |
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| 51 | </style> |
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| 52 | </head> |
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| 53 | <body id="body" class="classy"> |
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| 54 | <h1>Test of NodeList.delegate() method</h1> |
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| 55 | <div class=blue style="border: 2px dotted black;"> |
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| 56 | <h3> |
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| 57 | This DIV has class=blue but it shouldn't matter because the delegate() connections are on |
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| 58 | sub node inside of me. |
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| 59 | </h3> |
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| 60 | <div class="wrapper delegator"> |
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| 61 | <h3>This div has a delegate handler on it so clicking the blue DIV's below will have an effect.</h3> |
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| 62 | </div> |
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| 63 | <div class="wrapper delegator"> |
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| 64 | <h3>This div has a delegate handler on it so clicking the blue DIV's below will have an effect.</h3> |
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| 65 | </div> |
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| 66 | <div class="wrapper"> |
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| 67 | <h3>This div doesn't have a delegate handler on it so clicking the blue DIV's below will have no effect.</h3> |
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| 68 | </div> |
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| 69 | </div> |
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| 70 | </body> |
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| 71 | </html> |
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| 72 | |
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