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Added demo for dependent selects #1292

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138 changes: 138 additions & 0 deletions demos/select-onchange-dependent-selects.html
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<!DOCTYPE html>
<html>

<head>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>jsGrid - Dependent Selects</title>
<link rel="stylesheet" type="text/css" href="demos.css" />
<link href='http://fonts.googleapis.com/css?family=Open+Sans:300,600,400' rel='stylesheet' type='text/css'>

<link rel="stylesheet" type="text/css" href="../css/jsgrid.css" />
<link rel="stylesheet" type="text/css" href="../css/theme.css" />

<script src="../external/jquery/jquery-1.8.3.js"></script>
<script src="db.js"></script>

<script src="../dist/jsgrid.min.js"></script>
</head>

<body>
<h1>Basic Scenario</h1>
<div id="jsGrid"></div>

<script>
$(function () {

// Some demo data to list on the select
var CategoryList = [
{ "name": "Animal" },
{ "name": "Bird" },
{ "name": "Vehicle" }
];
var Animal = [
{ "name": "Dog" },
{ "name": "Cat" }
];
var Bird = [
{ "name": "Sparrow" },
{ "name": "Hen" }
];
var Vehicle = [
{ "name": "Car" },
{ "name": "Truck" },
{ "name": "Bus" }
];

// Initialize jsGrid
$("#jsGrid").jsGrid({
width: "100%",
inserting: true,
editing: true,
sorting: true,
paging: true,
// Some dummy data
data: [
{
"id": 1,
"category": "Vehicle",
"secondSel": "Truck"
},
{
"id": 2,
"category": "Animal",
"secondSel": "Cat"
}
],
deleteConfirm: "Are you sure?",
fields: [
{
name: "category",
title: "Main Category",
type: "select",
items: CategoryList,
valueField: "name",
textField: "name",
insertTemplate: function () {
// Retrieve the DOM element
// Note: prototype.insertTemplate
var statesField = this._grid.fields[1];
var $insertControl = jsGrid.fields.select.prototype.insertTemplate.call(this);
var changeValue = function() {
var selectedValue = $insertControl.val();
switch(selectedValue) {
case 'Animal':
statesField.items = Animal
break;
case 'Bird':
statesField.items = Bird
break;
case 'Vehicle':
statesField.items = Vehicle
break;
}
$(".second-insert").empty().append(statesField.insertTemplate());
};
$insertControl.on("change", changeValue);
changeValue();
return $insertControl;
},
editTemplate: function (value) {
// Retrieve the DOM element (select)
// Note: prototype.editTemplate
var statesField = this._grid.fields[1];
var $editControl = jsGrid.fields.select.prototype.editTemplate.call(this, value);

var changeValue = function() {
var selectedValue = $editControl.val();
switch(selectedValue) {
case 'Animal':
statesField.items = Animal
break;
case 'Bird':
statesField.items = Bird
break;
case 'Vehicle':
statesField.items = Vehicle
break;
}
$(".second-edit").empty().append(statesField.editTemplate());
};
$editControl.on("change", changeValue);
changeValue();
return $editControl;
}
},
{ name: "secondSel", type: "select", items: Animal, valueField: "name",
textField: "name", editcss: "second-edit", insertcss: "second-insert",
itemTemplate: function(value, item) {
return item.secondSel
}
},
{ type: "control" }
]
});
});
</script>
</body>

</html>