deblan/gridstack.js
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update knockout smaples

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Pavel Reznikov 2015-02-27 15:36:18 -08:00
commit 0378b1809e
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<!DOCTYPE html>
<html lang="en">
<head>
<!--[if lt IE 9]>
<script src="http://html5shim.googlecode.com/svn/trunk/html5.js"></script>
<![endif]-->
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Knockout.js demo</title>
<link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css">
<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/font-awesome/4.2.0/css/font-awesome.min.css"/>
<link rel="stylesheet" href="../gridstack.css"/>
<script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/jqueryui/1.11.0/jquery-ui.js"></script>
<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/underscore.js/1.7.0/underscore-min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/knockout/3.2.0/knockout-min.js"></script>
<script src="../gridstack.js"></script>
<style type="text/css">
.grid-stack {
background: lightgoldenrodyellow;
}
.grid-stack-item-content {
color: #2c3e50;
text-align: center;
background-color: #18bc9c;
}
</style>
</head>
<body>
<div class="container-fluid">
<h1>knockout.js Demo</h1>
<div>
<button data-bind="click: add_new_widget">Add new widget</button>
</div>
<br>
<div data-bind="component: {name: 'dashboard-grid', params: $data}"></div>
</div>
<script type="text/javascript">
ko.components.register('dashboard-grid', {
viewModel: {
createViewModel: function (controller, componentInfo) {
var ViewModel = function (controller, componentInfo) {
var grid = null;
this.widgets = controller.widgets;
this.afterAddWidget = function (items) {
if (grid == null) {
grid = $(componentInfo.element).find('.grid-stack').gridstack({
auto: false
}).data('gridstack');
}
var item = _.find(items, function (i) { return i.nodeType == 1 });
grid.add_widget(item);
ko.utils.domNodeDisposal.addDisposeCallback(item, function () {
grid.remove_widget(item);
});
};
};
return new ViewModel(controller, componentInfo);
}
},
template: { element: 'gridstack-template' }
});
$(function () {
var Controller = function (widgets) {
var self = this;
this.widgets = ko.observableArray(widgets);
this.add_new_widget = function () {
this.widgets.push({
x: 0,
y: 0,
width: Math.floor(1 + 3 * Math.random()),
height: Math.floor(1 + 3 * Math.random()),
auto_position: true
});
};
this.delete_widget = function (item) {
self.widgets.remove(item);
};
};
var widgets = [
{x: 0, y: 0, width: 2, height: 2},
{x: 2, y: 0, width: 4, height: 2},
{x: 6, y: 0, width: 2, height: 4},
{x: 1, y: 2, width: 4, height: 2}
];
var controller = new Controller(widgets);
ko.applyBindings(controller);
});
</script>
<template id="gridstack-template">
<div class="grid-stack" data-bind="foreach: {data: widgets, afterRender: afterAddWidget}">
<div class="grid-stack-item" data-bind="attr: {'data-gs-x': $data.x, 'data-gs-y': $data.y, 'data-gs-width': $data.width, 'data-gs-height': $data.height, 'data-gs-auto-position': $data.auto_position}">
<div class="grid-stack-item-content"><button data-bind="click: $root.delete_widget">Delete me</button></div>
</div></div><!-- <---- NO SPACE BETWEEN THESE CLOSING TAGS -->
</template>
</body>
</html>