jQWidgets jqxComboBox ensureVisible() Method
jQWidgets is a JavaScript framework for making web-based applications for PC and mobile devices. It is a very powerful, optimized, platform-independent, and widely supported framework. The jqxComboBox is used to represent a jQuery combobox widget that contains an input field with autocomplete functionality and a list of selectable items displayed in a drop-down.
The ensureVisible() method is used to ensure that an item is visible. To visible the item, the scrolls are used if necessary. It accepts a single parameter index of Number type and it does not return any value.
Syntax:
$('selector').jqxComboBox('ensureVisible', index );
Linked Files: Download jQWidgets from the link. In the HTML file, locate the script files in the downloaded folder.
<link rel=”stylesheet” href=”jqwidgets/styles/jqx.base.css” type=”text/css” />
<script type=”text/javascript” src=”scripts/jquery-1.11.1.min.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqx-all.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxcore.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxcolorpicker.js”></script>
<script type=”text/javascript” src=”.jqwidgets/jqxbuttons.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxscrollbar.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxlistbox.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxcombobox.js”></script>
Example: The below example illustrates the jqxComboBox ensureVisible() method in jQWidgets.
HTML
<!DOCTYPE html> < html lang = "en" > < head > < link rel = "stylesheet" href = "jqwidgets/styles/jqx.base.css" type = "text/css" /> < script type = "text/javascript" src = "scripts/jquery-1.11.1.min.js" ></ script > < script type = "text/javascript" src = "jqwidgets/jqx-all.js" ></ script > < script type = "text/javascript" src = "jqwidgets/jqxcore.js" ></ script > < script type = "text/javascript" src = "jqwidgets/jqxcolorpicker.js" ></ script > < script type = "text/javascript" src = ".jqwidgets/jqxbuttons.js" ></ script > < script type = "text/javascript" src = "jqwidgets/jqxscrollbar.js" ></ script > < script type = "text/javascript" src = "jqwidgets/jqxlistbox.js" ></ script > < script type = "text/javascript" src = "jqwidgets/jqxcombobox.js" ></ script > </ head > < body > < center > < h1 style = "color: green;" > w3wiki </ h1 > < h3 > jQWidgets jqxComboBox ensureVisible() Method </ h3 > < div id = 'jqxCB' ></ div > < br > < input type = "button" id = 'jqxBtn' style = "padding: 5px 20px;" value = "Enable Item" /> </ center > < script type = "text/javascript" > $(document).ready(function () { var data = [ "Computer Science", "C Programming", "C++ Programming", "Java Programming", "Python Programming", "HTML", "CSS", "JavaScript", "jQuery", "PHP", "Bootstrap" ]; $("#jqxCB").jqxComboBox({ source: data, width: '250px', animationType: 'slide' }); $('#jqxBtn').on('click', function () { $("#jqxCB").jqxComboBox('open'); $("#jqxCB").jqxComboBox( 'ensureVisible', 9 ); }); }); </ script > </ body > </ html > |
Output:
Reference: https://www.jqwidgets.com/jquery-widgets-documentation/documentation/jqxcombobox/jquery-combobox-api.htm