Behind the scenes

• To read about the philosophy behind ZK 6.5, please visit this blog

Feature Updates

• 120+ off-the-shelf Ajax components
  • Tabbox, grid, listbox, tree, menu, combobox, bandbox, datebox, chart, hbox, vbox, window, slider, paging, audio, image, timer, include, iframe...
  • Drag-and-drop supported by all components, such that users can drag components and drop them to any other or particular set of components.
  • Context menus and customizable tooltips supported by all components, such that a menu or any popup appears when user click, right-click or move the mouse over a component.
  • Customizable sorting of listbox, grid and children of any component with 100% Java codes (java.lang.Comparator).
  • Auto-completion for combobox.
  • Load on demand with writing Java codes.
  • Live data for listbox.
  • Grids, listboxes and trees with sizable columns.
  • All components are cloneable and serializable.
  • Validation and formatting for any input components, such as regular expression and $#,##0.
  • 100% Java API of Google Maps, CKeditor, and Timeline components.
• Event-driven, server-centric model
  • Ajax requests, application notification, and server push are all managed as events
  • Event Queue shields developers from the complexity of Ajax and server push, such as multi-thread programming
  • All events are processed at the server. No hurdle to communicate between clients and servers.
  • All events are synchronized. No racing condition to worry about.
• ZK User-interface Markup Language (ZUML).
  • Rich user interface could be designed in ZUML as simple as authoring HTML pages.
  • Powerful yet intuitive control flow by the if, unless and forEach attribute.
  • Scripting in EL expressions and your favorite scripting languages, include but not limited to Java, JavaScript, Ruby and Groovy.
  • Hot changes and updates without restarting your Web applications.
  • Annotations that allow a page to access database with zero Java codes.
• Browser history management.
  • Add states to browser's back button history. Then, users can bookmark and use the back and forward button to navigate different states of the same ZK desktop.
• Simple yet boundless component model.
  • POJO components supporting interfaces and clustering. Easy to instantiate and manipulate directly with pure Java, or injected and managed by an AOP framework, such as Spring
  • Macro components. Develope full-featured new component by using other ZUML pages.
  • Inheritable customization. Developing a new component by extending existent components.
  • Seamlessly and easily to encapsulate pure-client components as ZK components with 100% Java API.
  • Customizing components with pre-compiled Java classes, or by scripting in your favorite scripting languages, include but not limited to Java, JavaScript, Ruby and Groovy. The choice is yours.
• Simple yet flexible threading model.
  • Thread-safe component handling.
  • True server-side Modal dialog.
  • Suspend and resume event listeners freely.
• 100% Customizable User-Interface factory.
  • Loading ZUML pages not only from Web contents but also any repository such as database.
  • Customizing the features of sessions, desktops and pages.

What's New

• Bugs fixed
  • ZK-1588: bandbox popup should drop up when the space between the bandbox and the bottom of browser is not enough
  • ZK-1747: Chosenbox - Combobox behaving differently (when using ListSubModel)
  • ZK-1758: Selectors finds too many components when using CSS child selector
  • ZK-1777: Server Push does not initialize when recycling
  • ZK-1836: Javascript string with </script> escape issue
  • ZK-1837: Checking the checkbox inside the groupbox should not trigger the onOpen event of Groupbox
  • ZK-1839: Listbox select mold not works in listcell
  • ZK-1840: Chained Long operations using different event queues, causing errors after first operation finishes
  • ZK-1841: maximum allowed number of desktops is one more then the number set in the max-desktops-per-session element in zk.xml
  • ZK-1842: Listbox scroll bug listheader sort
  • ZK-1847: When sending a request without data to server, the created event's data is an empty map instead of null
  • ZK-1851: Apply a format into the Spinner componet, it will show NaN value after increase the number
  • ZK-1854: Issue with toolbar and hflex= 1
  • ZK-1857: ZK 6.5 EE OSGi: Comet Servlet 3 Push does not work
  • ZK-1859: Comet Servlet 3 Push: AsycInfo does not catch IllegalStateException thrown on GlassFish 3.1.2
  • ZK-1861: Js error when flex + visible = false
  • ZK-1862: Should not echo parameter value back to client
  • ZK-1863: validationMessages with init annotation throw exception
  • ZK-1864: share listmodelist cause un-predictable reload
  • ZK-1867: Set visible of row doesn't work correctly
  • ZK-1868: TypeError: $tipOff is null in function _tt_close()
  • ZK-1870: ZK Does not set session in SessionCtrl when handling a Portlet Ajax request
  • ZK-1871: Comet Servlet 3 Push returns 500 Internal Server Error
  • ZK-1875: DateFormatConverter should be serializable
  • ZK-1877: Can not drag a slider, which is in a grid, to 0
  • ZK-1878: IE Compatibility View issue when using Meta tag with IE=edge
  • ZK-1884: The slider's value should not be greater then maxpos after clicked its rightmost position
  • ZK-1885: IE8: scrollable div (with vflex) and tooltip
  • ZK-1887: detach - reattach component in ViewModel @AfterCompose, fails to initialize bindings
  • ZK-1888: Grid in paging mold doesn't change pages count
  • ZK-1889: zul.lang.wpd is always loaded twice with some JS package merge configurations
  • ZK-1890: Can't subscribe eventqueue in desktop cleanup
  • ZK-1891: Combobox with Validator will trigger reload selectedItem when typing
  • ZK-1893: Failure to configure log handler properties
  • ZK-1895: Paging on listbox with onFulfill
  • ZK-1896: ZK session timeout on JBoss AS 7 cluster issue
  • ZK-1897: Possible Cross-site Scripting Vulnerability
  • ZK-1900: Auto-complete Combobox in the bottom of the browser doesn't sync dropdown position well
  • ZK-1904: Datebox doesn't sync dropdown stackup well (IE only)
  • ZK-1905: Chosenbox emptyMessage does not re-appear after remove all selected items
  • ZK-1906: Chosenbox getSelectedObjects() returns empty list if model is ListModel of JavaBean instances instead of ListModel of String
  • ZK-1907: Validation error style, long words overlapping box
  • ZK-1908: Databinding Load order causing problems on Paging component
  • ZK-1909: Set maxlength attribute to the doublebox conponent, the maxlength checking is not correct
  • ZK-1913: AuResponse of stop comet server push would override the request of start in some situation
  • ZK-1914: Frozen grid with footer: throws error on client console and does not correctly calculate column width, when the frozen area is scrolled
  • ZK-1916: Different language codes for IE10 under Windows 8
  • ZK-1918: Serialization issue with Script component
  • ZK-1920: after listbox.getItems().clear() and re-assign listitems to the listbox, listitem.setSelected(true) do not work
  • ZK-1925: IE9/10 Chrome vflex issue, with invisible divs
  • ZK-1928: Converter Override (default-binding) causing "Array of attribute values not allowed "
  • ZK-1929: The hover stype of non-closable groupbox are not the same
  • ZK-1930: A Error occur on class org.zkoss.web.servlet.Servlets method public static boolean isBrowser(String userAgent, String type)
  • ZK-1932: Another vflex issue with invisible divs (all browsers)
  • ZK-1934: Tooltip causing error, when positioning, when component is replaced at the same time
  • ZK-1938: Grid/Listbox doesn't bind activePage attribute as default binding
  • ZK-1960: save binding to an array throws ClassCastException
  • ZK-1962: Bad performance of Listbox after ZK 6.5.2 --> 6.5.3 upgrade