DxTreeView Members

A TreeView component.

Constructors

Name Description
DxTreeView() Initializes a new instance of the DxTreeView class.

Properties

Name Description
AllowSelectNodes Specifies whether or not nodes can be selected.
ChildrenExpression Specifies an expression that returns a node’s children.
CollapseButtonIconCssClass Specify a CSS class for the collapse button's icon.
CssClass Specifies the name of the component's CSS class. Inherited from DxComponentBase.
Data Specifies a data source.
Enabled Specifies whether the DxTreeView is enabled.
ExpandButtonIconCssClass Specify a CSS class for the expand button's icon.
HasChildrenExpression A lambda expression that specifies whether the data item has child items.
IconCssClassExpression Specifies an expression that returns the name of a CSS class applied to a node’s icon.
Id For internal use only. Inherited from DxComponentBase.
LoadChildNodesOnDemand Specifies whether TreeView child nodes are loaded on demand.
NameExpression Specifies an expression that returns a node’s name.
NavigateUrlExpression Specifies an expression that returns a node’s target URL.
NodeExpandCollapseAction Specifies user actions that expand or collapse a node.
Nodes Provides access to the component node collection.
NodeTemplate Specifies the common template used to display all nodes.
NodeTextTemplate Specifies the common template to display all nodes' text.
ShowExpandButtons Specifies whether expand buttons are visible.
TextExpression Specifies an expression that returns a node’s text.

Methods

Name Description
ClearSelection() Clears node selection.
CollapseAll() Collapses all nodes in the DxTreeView.
Equals(Object) Determines whether the specified object is equal to the current object. Inherited from Object.
Equals(Object, Object) static Determines whether the specified object instances are considered equal. Inherited from Object.
ExpandAll() Expands all nodes in the DxTreeView.
ExpandToNode(Func<ITreeViewNodeInfo, Boolean>) Expands the nodes down to the specified node.
GetHashCode() Serves as the default hash function. Inherited from Object.
GetNodeExpanded(Func<ITreeViewNodeInfo, Boolean>) Returns whether the specified node is expanded.
GetNodeInfo(Func<ITreeViewNodeInfo, Boolean>) Returns information about the specified node.
GetNodesInfo(Func<ITreeViewNodeInfo, Boolean>) Returns information about the specified nodes.
GetSelectedNodeInfo() Returns information about the selected node.
GetType() Gets the Type of the current instance. Inherited from Object.
MemberwiseClone() protected Creates a shallow copy of the current Object. Inherited from Object.
ReferenceEquals(Object, Object) static Determines whether the specified Object instances are the same instance. Inherited from Object.
SelectNode(Func<ITreeViewNodeInfo, Boolean>) Selects the specified node.
SetNodeExpanded(Func<ITreeViewNodeInfo, Boolean>, Boolean) Expands or collapses the specified node.
ToString() Returns a string that represents the current object. Inherited from Object.

Events

Name Description
AfterCollapse Fires after a node has been collapsed.
AfterExpand Fires after a node has been expanded.
BeforeCollapse Fires when a node is about to be collapsed and allows you to cancel the action.
BeforeExpand Fires when a node is about to be expanded and allows you to cancel the action.
SelectionChanged Fires after node selection has been changed.
See Also