Created
September 16, 2012 16:01
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Example Knockout parameterized template
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<!DOCTYPE html> | |
<html> | |
<head> | |
<meta charset="utf-8"> | |
<title>ko: parameterized template</title> | |
<style type="text/css"> | |
li.inline { | |
display: inline-block; | |
margin: 0 .5em; | |
} | |
</style> | |
</head> | |
<body> | |
<script src="lib/jquery-1.7.2.js"></script> | |
<script src="lib/jquery.tmpl.js"></script> | |
<script src="lib/knockout-2.1.0.js"></script> | |
<div data-bind="template: { | |
name: 'items', | |
data: colors, | |
templateOptions: { | |
title: 'List of colors', | |
liClass: 'inline' | |
} | |
}"></div> | |
<script type="text/html" id="items"> | |
<h3>${$item.title}</h3> | |
<ul> | |
{{each $data}} | |
<li class="${$item.liClass}" data-bind="template: { | |
name: 'button', | |
data: $data[$index] | |
}"></li> | |
{{/each}} | |
</ul> | |
</script> | |
<script type="text/html" id="button"> | |
<button data-bind=" | |
click: toggleState, | |
text: name + ' ' + isActive(), | |
style: { color: isActive ? 'red' : 'black' }"></button> | |
</script> | |
<script> | |
var vm = { | |
colors: ko.observableArray([ | |
new Color('red'), | |
new Color('green'), | |
new Color('blue'), | |
new Color('yellow'), | |
new Color('cyan'), | |
new Color('magenta') | |
]) | |
}; | |
console.log(vm.colors()[0]) | |
function Color (name, state) { | |
this.name = name; | |
this.isActive = ko.observable(!!state); | |
return this; | |
} | |
Color.prototype.toggleState = function () { | |
this.isActive = !this.isActive; | |
console.log(this.name, this.isActive) | |
}; | |
ko.applyBindings(vm); | |
</script> | |
</body> | |
</html> |
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