EasyUI is an HTML5 framework for using user interface components based on jQuery, React, Angular, and Vue technologies. It helps in building features for interactive web and mobile applications saving a lot of time for developers.
In this article, we will learn how to design a ComboBox using jQuery EasyUI. ComboBox display an editable text box and drop-down list, from which the user can select one or multiple values.
Downloads for EasyUI for jQuery:
https://www.jeasyui.com/download/index.php
Syntax:
<input class="easyui-combobox">
Properties:
- valueField: The underlying data value name to bind to this ComboBox.
- textField: The underlying data field name to bind to this ComboBox.
- groupField: Indicate what field to be grouped.
- groupFormatter: return group text to display on group item.
- mode: Defines how to load list data when text changed.
- url: A URL to load list data from remote.
- method: The http method to retrieve data.
- data: The list data to be loaded.
- queryParams: The additional parameters that will be sent to server when requesting remote data.
- limitToList: True to limit the inputted values to the listed items.
- showItemIcon: True to display icon of the selected item on the textbox.
- groupPosition: The item group position,
- filter: Defines how to filter the local data when ‘mode’ is set to ‘local’.
- formatter: Defines how to render the row.
- loader: Defines how to load data from remote server. Return false can abort this action.
- loadFilter: Return the filtered data to display.
Event:
- onBeforeLoad: Fires before a request is made to load data.
- onLoadSuccess: Fires when remote data is loaded successfully.
- onLoadError: Fires when an error occurs during loading remote data.
- onChange: Fires when the field value is changed.
- onClick: Fires when the user clicks a list item.
- onSelect: Fires when the user selects a list item.
- onUnselect: Fires when the user unselects a list item.
Methods:
- options: Return the options object.
- getData: Return the loaded data.
- loadData: Load the locale list data.
- reload: Request the remote list data.
- setValues: Set the combobox value array.
- setValue: Set the combobox value.
- clear: Clear the combobox value.
- select: Select the specified item.
- unselect: Unselect the specified item.
CDN Link: First, add jQuery Easy UI scripts needed for your project.
<script type=”text/javascript” src=”jquery.min.js”> </script> <!–jQuery libraries of EasyUI –> <script type=”text/javascript” src=”jquery.easyui.min.js”> </script>
<!–jQuery library of EasyUI Mobile –>
<script type=”text/javascript” src=”jquery.easyui.mobile.js”> </script>
Example 1:
<!doctype html> <html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="initial-scale=1.0,
maximum-scale=1.0, user-scalable=no">
<!-- EasyUI specific stylesheets-->
<link rel="stylesheet" type="text/css"
href="themes/metro/easyui.css">
<link rel="stylesheet" type="text/css"
href="themes/mobile.css">
<link rel="stylesheet" type="text/css"
href="themes/icon.css">
<!--jQuery library -->
<script type="text/javascript" src="jquery.min.js">
</script>
<!--jQuery libraries of EasyUI -->
<script type="text/javascript"
src="jquery.easyui.min.js">
</script>
<!--jQuery library of EasyUI Mobile -->
<script type="text/javascript"
src="jquery.easyui.mobile.js">
</script>
<script type="text/javascript">
$(document).ready(function (){
$('#gfg').combobox({
valueField: 'value',
textField: 'text'
});
});
</script>
</head>
<body>
<h1>GeeksforGeeks</h1>
<h3>EasyUI jQuery combobox widget</h3>
<select id="gfg" class="easyui-combobox"
name="dept" style="width:200px;">
<option>gfg1</option>
<option>gfg2</option>
<option>gfg3</option>
<option>gfg4</option>
<option>gfg5</option>
</select>
</body>
</html>
|
Output:
Reference: http://www.jeasyui.com/documentation/