Specifies which data field provides keys for TreeView items. Applies only if the dataStructure property is "tree". Specifies which data field contains nested items. Refer to Using a Rendering Function for more information.Īn array of items displayed by the UI component. The time period in milliseconds before the onItemHold event is raised.Īn alias for the itemTemplate property specified in React. Refer to Using a Custom Component for more information. Specifies whether the UI component changes its state when a user pauses on it.Īn alias for the itemTemplate property specified in React. Specifies text for a hint that appears when a user pauses on the UI component. Specifies the name of the data source item field whose value defines whether or not the corresponding node includes child nodes. Specifies whether the UI component can be focused using keyboard navigation. Specifies whether or not all parent nodes of an initially expanded node are displayed expanded. Specifies the event on which to expand/collapse a node. Specifies which data source field specifies whether an item is expanded. Specifies whether or not a user can expand all tree view items by the "*" hot key. Specifies the global attributes to be attached to the UI component's container element. Specifies the data field whose values should be displayed. Specifies the name of the data source item field whose value defines whether or not the corresponding UI component item is disabled. Specifies whether the UI component responds to user interaction. Notifies the UI component of the used data structure. Specifies whether or not to animate item collapsing and expanding. Specifies whether the UI component changes its visual state as a result of user interaction. Specifies the shortcut key that sets focus on the UI component. You need to login to Html Treeview: Treeview.An object defining configuration properties for the TreeView UI component. We'll be adding some documentation for this control very soon. Using this mechanism it is easy to make an AJAX call to some server-side component to build a dynamic treeview from a database, and other data sources.Īny comments please post them below. This is straightforward to do as everytime a node is expanded, the treeview will check if the child nodes have been loaded, and if not, it will call the onNodePopulate event handler passing it the parent node Id that requires population. In most applications we would create nodes as their parents are expanded. In the example above there are 3 levels of nodes. You can of course customize the node icon images and also the CSS to tailor the treeview to you own needs.Īs you can see we have an event handler named onNodePopulate which is responsible for passing in node data to the treeview. When the above is run in your browser you will see the treeview with 3 levels of nodes.
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