DxTreeView Members

A navigation control that displays items as a tree.

Constructors

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

Name	Description
AllowSelectNodes	Specifies whether or not nodes can be selected.
AnimationType	Specifies the animation type.
Attributes	Specifies a collection of standard HTML attributes applied to the TreeView.
CheckAllText	Specifies the label of the Check All box.
CheckAllVisible	Specifies whether the Check All box is visible.
CheckMode	Specifies the check mode.
CheckNodeByClick	Specifies whether users can click nodes to check and uncheck them.
ChildrenExpression	Obsolete. Specifies an expression that returns a node’s children.
CollapseButtonIconCssClass	Specify a CSS class for the collapse button’s icon.
CssClass	Assigns a CSS class to the component. Inherited from DxComponent.
CustomFilter	Allows you to implement custom filter logic.
Data	Specifies a data source.
DataMappings	Specifies data mappings.
Enabled	Specifies whether the TreeView component is enabled.
ExpandButtonIconCssClass	Specify a CSS class for the expand button’s icon.
FilterMinLength	Specifies the minimum number of characters a user must type in the search box to apply the filter.
FilterMode	Specifies how the component displays filtered nodes.
FilterNullText	Specifies the filter panel’s prompt text.
FilterString	Specifies the filter criteria used to filter the component’s nodes.
HasChildrenExpression	Obsolete. A lambda expression that specifies whether the data item has child items.
IconCssClassExpression	Obsolete. Specifies an expression that returns the name of a CSS class applied to a node’s icon.
Id	Specifies the component’s unique identifier. Inherited from DxComponent.
LoadChildNodesOnDemand	Specifies whether TreeView child nodes are loaded on demand.
NameExpression	Obsolete. Specifies an expression that returns a node’s name.
NavigateUrlExpression	Obsolete. 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 for the text in the TreeView node labels.
ShowExpandButtons	Specifies whether expand buttons are visible.
ShowFilterPanel	Specifies whether the TreeView displays the filter panel.
SizeMode	Specifies the size of the component’s inner elements. Affects the component’s size as well.
Target	Specifies the target attribute’s value for all nodes.
TextExpression	Obsolete. Specifies an expression that returns a node’s text.
TextWrapEnabled	Specifies whether word wrap is enabled.
UrlMatchMode	Specifies whether the TreeView can automatically expand to the node and select it if the DxTreeViewNode.NavigateUrl property value points to the active web page.
Visible	Specifies the TreeView component’s visibility.

Name	Description
CheckAll()	Checks all nodes in the TreeView.
ClearCheck()	Unchecks all nodes.
ClearSelection()	Clears node selection.
CollapseAll()	Collapses all nodes in the DxTreeView.
Equals(Object, Object) static	Determines whether the specified object instances are considered equal. Inherited from Object.
Equals(Object)	Determines whether the specified object is equal to the current object. Inherited from Object.
ExpandAll()	Expands all nodes in the DxTreeView.
ExpandToNode(Func<ITreeViewNodeInfo, Boolean>)	Expands the nodes down to the specified node.
GetCheckedNodeInfo()	Returns a collection of currently checked nodes.
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.
SetNodeChecked(Func<ITreeViewNodeInfo, Boolean>, Boolean)	Checks or unchecks the specified node.
SetNodeExpanded(Func<ITreeViewNodeInfo, Boolean>, Boolean)	Expands or collapses the specified node.
SetNodesChecked(Func<ITreeViewNodeInfo, Boolean>, Boolean)	Checks or unchecks the specified nodes.
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.
CheckedChanged	Fires when a node’s checked state changes.
FilterStringChanged	Fires when a component’s filter string changes.
NodeClick	Fires when a user clicks a TreeView node.
SelectionChanged	Fires after node selection has been changed.

Controls

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DxTreeView Members

Constructors

Properties

Methods

Events