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What's New in jQuery UI 1.9

Lisa Kudrow

Feb 26, 2025 am 03:44 AM

What's New in jQuery UI 1.9 <script>$.uiBackCompat = false;</script>

Final Words

The Upgrade Guide contains detailed information on upgrading to version 1.9. Don’t be afraid of all these changes. No one is looking forward to refactoring existing code, but the jQuery UI team has put a lot of effort into ensuring a painless transition process.

Frequently Asked Questions (FAQs) about jQuery UI 1.9

What are the new features in jQuery UI 1.9?

jQuery UI 1.9 introduces several new features and enhancements. The most significant one is the introduction of the Tooltip widget, which allows developers to create customizable tooltips. Another notable feature is the Menu widget, which provides a versatile menu system with submenus, checkboxes, and radio buttons. The Spinner widget, which allows for number input with increment and decrement buttons, is also a new addition. Lastly, the version also includes improvements to the existing widgets, such as the addition of the “destroy” method and the “refresh” method.

How can I update to jQuery UI 1.9?

To update to jQuery UI 1.9, you need to download the latest version from the official jQuery UI website. Once downloaded, replace your old jQuery UI files with the new ones in your project directory. Remember to update the script source in your HTML files to point to the new jQuery UI files.

What are the benefits of using jQuery UI 1.9?

jQuery UI 1.9 offers several benefits. It provides a set of user interface interactions, effects, widgets, and themes built on top of the jQuery JavaScript Library. This makes it easier to design and implement complex UI features. The new widgets in version 1.9, such as Tooltip and Menu, provide additional functionality and enhance user experience.

The Tooltip widget in jQuery UI 1.9 can be used by selecting an element and calling the tooltip method. You can customize the tooltip by passing options to the tooltip method. For example, you can change the tooltip content, show and hide animations, and events that trigger the tooltip.

What is the purpose of the “destroy” method in jQuery UI 1.9?

The “destroy” method in jQuery UI 1.9 is used to remove any changes made by jQuery UI from the selected elements. This is useful when you want to remove a widget or interaction functionality from an element.

The Menu widget in jQuery UI 1.9 can be used by selecting a list element and calling the menu method. You can customize the menu by passing options to the menu method. For example, you can change the menu items, icons, and events that trigger the menu.

What are the improvements in the existing widgets in jQuery UI 1.9?

jQuery UI 1.9 includes several improvements to the existing widgets. For example, the “destroy” method has been added to all widgets, which removes the widget functionality from an element. The “refresh” method has also been added to some widgets, which updates the widget to reflect any changes in the underlying data.

The Spinner widget in jQuery UI 1.9 can be used by selecting an input element and calling the spinner method. You can customize the spinner by passing options to the spinner method. For example, you can change the increment and decrement values, and events that trigger the spinner.

What is the purpose of the “refresh” method in jQuery UI 1.9?

The “refresh” method in jQuery UI 1.9 is used to update a widget to reflect any changes in the underlying data. This is useful when the data that a widget is based on changes dynamically.

How can I customize the widgets in jQuery UI 1.9?

The widgets in jQuery UI 1.9 can be customized by passing options to the widget methods. These options allow you to change the behavior and appearance of the widgets. For example, you can change the content of a tooltip, the items in a menu, or the values in a spinner.

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