ITreeList Properties

An interface that defines DxTreeList component API members (properties and methods).

Name	Description
AllowColumnReorder	Specifies whether users can reorder columns.
AllowDragRows	Specifies whether users can start the row drag operation.
AllowedDropTarget	Specifies allowed drag-and-drop targets.
AllowSelectRowByClick	Specifies whether users can select and deselect rows by mouse clicks.
AllowSort	Specifies whether users can sort grid data.
Attributes	Specifies a collection of standard HTML attributes applied to the TreeList.
AutoExpandAllNodes	Specifies whether to automatically expand all nodes when the TreeList loads data.
ChildrenFieldName	Specifies the field name that stores the node’s child data items.
ColumnCaptionAlignment	Specifies the alignment of all column captions.
ColumnFooterTemplate	Specifies a common template used to display all footer cells in the Treelist.
ColumnHeaderCaptionTemplate	Specifies a common template used to display captions of all column headers in the TreeList.
ColumnResizeMode	Specifies whether and how users can resize TreeList columns.
CssClass	Assigns a CSS class to the TreeList.
CustomValidators	Allows you to declare custom validator components.
Data	Specifies a data source.
DataColumnCellDisplayTemplate	Specifies a common template used to display all data column cells in the TreeList.
DataColumnCellEditTemplate	Allows you to replace automatically generated editors with custom content in all edit cells displayed for data columns.
DataColumnFilterMenuTemplate	Specifies a common template used to display all column filter menus.
DataColumnFilterRowCellTemplate	Allows you to replace automatically generated editors with custom content in all filter row cells displayed for data columns.
DragHintTextTemplate	Specifies the template for the drag hint.
DropTargetMode	Specifies the drop position behavior. Applicable only to drag and drop operations initiated externally.
EditFormButtonsVisible	Specifies whether the edit form contains predefined Save and Cancel buttons.
EditFormTemplate	Specifies the template used to display the edit form.
EditMode	Specifies how users can edit TreeList data.
EditNewRootRowPosition	Specifies the position of UI elements used to create new root nodes.
EditOnKeyPress	In EditCell mode, specifies whether cell editing starts once a user begins typing a new value.
EmptyDataAreaTemplate	Specifies the template used to display an empty data area.
EnterKeyDirection	In EditCell mode, specifies where focus moves after a user presses Enter.
FilterMenuButtonDisplayMode	Specifies when the TreeList displays filter menu buttons in column headers.
FilterTreeMode	Specifies how the TreeList component displays filtered nodes.
FocusedRowEnabled	Specifies whether the row focus is enabled.
FooterDisplayMode	Specifies when to display the footer in the TreeList.
HasChildrenFieldName	Specifies the field name that defines whether a node has children.
HighlightRowOnHover	Specifies whether to highlight a data row when a user hovers the mouse pointer over it.
KeyFieldName	Specifies the field name that contains unique identifiers for TreeList nodes.
PageIndex	Specifies the active page index.
PagerAutoHideNavButtons	Specifies whether arrow navigation buttons are hidden when all numeric buttons are displayed in the pager.
PagerNavigationMode	Specifies how users navigate between TreeList pages.
PagerPosition	Specifies the pager position.
PagerSwitchToInputBoxButtonCount	Specifies the number of pages when the pager switches from numeric buttons to the input box in Auto mode.
PagerVisible	Specifies whether the TreeList displays the pager.
PagerVisibleNumericButtonCount	Specifies the maximum number of numeric buttons displayed in the pager.
PageSize	Specifies the maximum number of rows displayed on a page.
PageSizeSelectorAllRowsItemVisible	Specifies whether the page size selector contains the All item.
PageSizeSelectorItems	Specifies items available in the page size selector.
PageSizeSelectorVisible	Specifies whether the TreeList displays the page size selector in the pager.
ParentKeyFieldName	Specifies the field that links a node to its parent.
PopupEditFormCssClass	Assigns a CSS class to the pop-up edit form.
PopupEditFormHeaderText	Specifies text displayed in the pop-up edit form’s header.
RootValue	Specifies the value that root nodes contain in the field assigned to the ParentKeyFieldName property.
SearchBoxInputDelay	Specifies the delay between the last typed character in the search box and the search update.
SearchBoxNullText	Specifies the prompt text displayed in the search box when it is empty.
SearchBoxTemplate	Specifies a template for the search box.
SearchText	Specifies the text that the TreeList uses to filter and highlight data.
SearchTextParseMode	Specify how the TreeList searches for a match if the query contains multiple words.
SelectAllCheckboxMode	Specifies whether the Select All checkbox selects all rows on the current page or on all treelist pages.
SelectedDataItem	In single selection mode, this property specifies the data item that corresponds to the selected TreeList row.
SelectedDataItems	In multiple selection mode, this property specifies data items that corresponds to selected TreeList rows.
SelectionMode	Specifies selection mode.
ShowAllRows	Specifies whether the TreeList displays all rows on one page. To avoid performance issues when the TreeList is bound to a large data source, use the VirtualScrollingEnabled property instead.
ShowFilterRow	Specifies whether the TreeList displays the filter row.
ShowSearchBox	Specifies whether the TreeList displays the search box.
SizeMode	Specifies the size of treelist elements (for instance, text size and row height) and other built-in components (for instance, pager and buttons).
SkeletonRowsEnabled	Specifies whether the TreeList displays skeleton rows while it loads data.
TextWrapEnabled	Specifies whether the TreeList wraps words or trims extra words and displays an ellipsis.
ToolbarTemplate	Specifies a template for a toolbar area.
ValidationEnabled	Specifies whether the TreeList validates user input.
VirtualScrollingEnabled	Specifies whether vertical virtual scrolling is enabled.