In this demo, getSelectedNodes() is used to prepare data for the List. GetSelectedNodes() / getSelectedNodeKeys() Accepts the node key, data object, or DOM node. The TreeView also provides the following methods to manage selection programmatically: In this demo, it is used to synchronize the List with the TreeView. In this demo, the data field is called selected, and it is set to true for the "Victor Norris" node (see the data source).Ī function that allows you to handle selection changes. Specifies whether nested nodes are selected together with their parent.Ī data field that allows you to pre-select a node. Specifies whether multiple node selection is allowed. Use the following TreeView properties to adjust selection: If selectB圜lick is enabled, users can click nodes to select them. The "selectAll" mode also enables a checkbox that selects all nodes simultaneously. Set the showCheckBoxesMode to "normal" or "selectAll" to display node checkboxes. You can check the official documentation and demo here.To select a node, users can click a checkbox next to it. We can also use a custom pipe ngxTreeview to configure how a custom Object will behave. There are many features available like Checkboxes, Expand Collapse, Select all, etc. The ngx-treeview component is easy to use and build a tree view structure with the object provided. The (selectedChange) and (filterChange) events can be added to trigger events during any selection is changed or filter control is used to search items.
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