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April 9, 2012 01:24
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A Gentle Introduction to Ember - Adding a textbox
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<!doctype html> | |
<head> | |
<title>Ember test</title> | |
<script type="text/javascript" src="../lib/jquery.min.js"></script> | |
<script type="text/javascript" src="../lib/ember.min.js"></script> | |
</head> | |
<body> | |
<script type="text/x-handlebars"> | |
<img {{bindAttr src="Example.logo"}} alt="Logo"><br /> | |
<h1>{{ Example.name }}</h1> | |
{{view Example.ChangeQuery id="new-todo" placeholder="#EmberJS"}} | |
{{#view Example.LoopingView id="looping-view" }} | |
{{#each Example.populate}} | |
<li>{{ from_user_name }} - {{ text }}!</li> | |
{{/each}} | |
{{/view }} | |
</script> | |
<script> | |
Example = Ember.Application.create({ | |
name: "Example Application", | |
logo: "http://sympodial.com/images/logo.png", | |
searchString: "%23EmberJS", | |
ready: function() { | |
Example.populate.getTweets(); | |
setInterval(function() { | |
Example.populate.getTweets(); | |
}, 2000); | |
}.observes("name") | |
}) | |
Example.Item = Ember.Object.extend(); | |
var items = [ | |
Example.Item.create({ name: "Barry" }), | |
Example.Item.create({ name: "Misty" }), | |
Example.Item.create({ name: "Derrick" }) | |
] | |
Example.LoopingView = Ember.View.extend({ | |
items: items | |
}); | |
Example.ChangeQuery = Ember.TextField.extend({ | |
insertNewline: function() { | |
var value = this.get('value'); | |
console.log("Value: " + value); | |
Example.set("searchString", value); | |
Example.populate.getTweets(); | |
} | |
}); | |
Example.populate = Ember.ArrayController.create({ | |
content: [], | |
idArray: {}, | |
addItem: function(item) { | |
var id = item.id; | |
if(typeof this.idArray[id] == "undefined") { | |
if(item.iso_language_code == "en") { | |
this.pushObject(item); | |
this.idArray[id] = item.id; | |
Example.Item.create({ name: item.text }); | |
} | |
}; | |
}, | |
getTweets: function() { | |
var self = this; | |
var searchString = Example.get("searchString"); | |
var url = "http://search.twitter.com/search.json?callback=?&q=" + searchString; | |
$.getJSON(url, function(data) { | |
for (var i = 0; i < data.results.length; i++) { | |
self.addItem(Example.Item.create(data.results[i])); | |
}; | |
}) | |
} | |
}); | |
</script> | |
</body> | |
</html> |
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As snipped from http://sympodial.com/blog/extremely-gentle-introduction-emberjs-part-2/