DropDownTreeTagHelper

Example

Razor

<kendo-dropdowntree>
    <check-all-template></check-all-template>
    <checkboxes></checkboxes>
    <footer-template></footer-template>
    <header-template></header-template>
    <hierarchical-datasource></hierarchical-datasource>
    <items></items>
    <item-template></item-template>
    <label />
    <load-on-demand />
    <messages />
    <no-data-template></no-data-template>
    <popup></popup>
    <popup-animation></popup-animation>
    <value-template></value-template>
</kendo-dropdowntree>

ChildTags

Tag Name	Details
check-all-template	TemplateTagHelper
checkboxes	DropDownTreeCheckboxesSettingsTagHelper
footer-template	TemplateTagHelper
header-template	TemplateTagHelper
hierarchical-datasource	HierarchicalDataSourceTagHelper
items	DropDownTreeItemsTagHelper
item-template	TemplateTagHelper
label	DropDownTreeLabelSettingsTagHelper
load-on-demand	DropDownTreeLoadOnDemandSettingsTagHelper
messages	DropDownTreeMessagesSettingsTagHelper
no-data-template	TemplateTagHelper
popup	DropDownTreePopupSettingsTagHelper
popup-animation	DropDownTreeAnimationSettingsTagHelper
value-template	TemplateTagHelper

Attributes

Attribute	Type	Description
name	String	Sets the name of the component.
adaptive-mode	AdaptiveMode	Specifies the adaptive rendering of the component.
as-module	Boolean
auto-bind	Boolean	Controls whether to bind the widget to the data source on initialization.
auto-close	Boolean	Controls whether to close the popup when item is selected or checked.
auto-width	Boolean	If set to true, the widget automatically adjusts the width of the popup element and does not wrap up the item label.
bind-to	IEnumerable<DropDownTreeItemModel>	Binds a list of items to the DropDownTree.
check-all	Boolean	When this options is set to true and checkboxes are enabled, a tristate checkbox appears above the embedded treeview. Clicking that checkbox will check or uncheck all the loaded enabled items of the treeview.
check-all-template	String	The template used to render the checkAll label. By default, the widget displays only a span element with text "Check all".
check-all-template-handler	String	The template used to render the checkAll label. By default, the widget displays only a span element with text "Check all".
check-all-template-id	String	The template used to render the checkAll label. By default, the widget displays only a span element with text "Check all".
check-all-template-view	IHtmlContent	The template used to render the checkAll label. By default, the widget displays only a span element with text "Check all".
checkboxes-enabled	Boolean	Indicates whether the child DataSources should be fetched lazily when parent groups get expanded. Setting this to true causes loading the child DataSources when expanding the parent node.
clear-button	Boolean	Unless this option is set to false, a button will appear when hovering the widget. Clicking that button will reset the widget's value and will trigger the change event.
data-image-url-field	String	Sets the field of the data item that provides the image URL of the DropDownTree nodes.
data-source-id	String	The Id of the data source.
data-sprite-css-class-field	String	Sets the field of the data item that provides the sprite CSS class of the nodes. If an array, each level uses the field that is at the same index in the array, or the last item in the array.
data-text-field	String	The field of the data item that provides the text content of the list items. The widget will filter the data source based on this field.
data-url-field	String	Sets the field of the data item that provides the link URL of the nodes.
data-value-field	String	The field of the data item that provides the value of the widget.
delay	Double	Specifies the delay in milliseconds after which the DropDownTree will start filtering dataSource.
enable	Boolean	If set to false the widget will be disabled and will not allow user input. The widget is enabled by default and allows user input.
enforce-min-length	Boolean	If set to true the widget will not show all items when the text of the search input cleared. By default, the widget shows all items when the text of the search input is cleared. Works in conjunction with minLength.
fill-mode	FillMode	Sets a value controlling how the color is applied.
filter	FilterType	When filtering is enabled, allows aria-label to be defined for the filter input element.
filter-label	String	When filtering is enabled, allows aria-label to be defined for the filter input element.
footer-template	String	The template used to render the footer template. The footer template receives the widget itself as a part of the data argument. Use the widget fields directly in the template.
footer-template-handler	String	The template used to render the footer template. The footer template receives the widget itself as a part of the data argument. Use the widget fields directly in the template.
for	ModelExpression	An expression to be evaluated against the current model.
is-in-client-template	Boolean	When placing a Tag Helper within a Kendo Template, set the type to text/html and add the is-in-client-template="true" attribute.
deferred	Boolean	Suppress initialization script rendering. Note that this options should be used in conjunction with DeferredScripts method.
footer-template-id	String	The template used to render the footer template. The footer template receives the widget itself as a part of the data argument. Use the widget fields directly in the template.
footer-template-view	IHtmlContent	The template used to render the footer template. The footer template receives the widget itself as a part of the data argument. Use the widget fields directly in the template.
has-client-component	Boolean
header-template	String	Specifies a static HTML content, which will be rendered as a header of the popup element.
header-template-handler	String	Specifies a static HTML content, which will be rendered as a header of the popup element.
header-template-id	String	Specifies a static HTML content, which will be rendered as a header of the popup element.
header-template-view	IHtmlContent	Specifies a static HTML content, which will be rendered as a header of the popup element.
height	String	Sets max-height of the embedded treeview in pixels. The default value is 200 pixels. If set to "Auto" the height of the popup will depend on the height of the treeview.
ignore-case	Boolean	If set to false case-sensitive search will be performed to find suggestions. The widget performs case-insensitive searching by default.
load-on-demand-enabled	Boolean	Indicates whether the child DataSources should be fetched lazily when parent groups get expanded. Setting this to true causes loading the child DataSources when expanding the parent node.
min-length	Double	The minimum number of characters the user must type before a search is performed. Set to a higher value if the search could match a lot of items.
no-data-template	String	The template used to render the "no data" template, which will be displayed if no results are found or the underlying data source is empty. The noData template receives the widget itself as a part of the data argument. The template will be evaluated on every widget data bound.
no-data-template-handler	String	The template used to render the "no data" template, which will be displayed if no results are found or the underlying data source is empty. The noData template receives the widget itself as a part of the data argument. The template will be evaluated on every widget data bound.
no-data-template-id	String	The template used to render the "no data" template, which will be displayed if no results are found or the underlying data source is empty. The noData template receives the widget itself as a part of the data argument. The template will be evaluated on every widget data bound.
no-data-template-view	IHtmlContent	The template used to render the "no data" template, which will be displayed if no results are found or the underlying data source is empty. The noData template receives the widget itself as a part of the data argument. The template will be evaluated on every widget data bound.
on-change	String	Fired when the value of the widget is changed by the user.The event handler function context (available via the this keyword) will be set to the widget instance.
on-close	String	Fired when the popup of the widget is closed.The event handler function context (available via the this keyword) will be set to the widget instance.
on-data-bound	String	Fired when the widget or sub levels of its items are bound to data from the dataSource.The event handler function context (available via the this keyword) will be set to the widget instance.
on-filtering	String	Fired when the widget is about to filter the data source.The event handler function context (available via the this keyword) will be set to the widget instance.
on-open	String	Fired when the popup of the widget is opened by the user.The event handler function context (available via the this keyword) will be set to the widget instance.
on-select	String	Triggered when a node is being selected by the user. Cancellable. When checkboxes are enabled, it is also triggered when a node is being deselected.
placeholder	String	The hint displayed by the widget when it is empty. Not set by default.
rounded	Rounded	Sets a value controlling the border radius.
sanitize-id	Boolean
script-attributes	IDictionary<String,Object>
size	ComponentSize	Sets the size of the component.
tag-mode	DropDownTreeTagMode	Represents available tag modes of DropDownTree.
template	String	Template for rendering each node.
template-handler	String	Template for rendering each node.
template-id	String	Template for rendering each node.
template-view	IHtmlContent	Template for rendering each node.
text	String	The text of the widget used when the autoBind is set to false.
value	Object	Define the value of the widget. It accepts 'String' when it is in single selection mode and 'Array' when multiple selection is enabled via checkboxes property.
value-primitive	Boolean	Specifies the value binding behavior for the widget. If set to true, the View-Model field will be updated with the selected item value field. If set to false, the View-Model field will be updated with the selected item.
value-template	String	The template used to render the value and the or the selected tags.
value-template-handler	String	The template used to render the value and the or the selected tags.
value-template-id	String	The template used to render the value and the or the selected tags.
value-template-view	IHtmlContent	The template used to render the value and the or the selected tags.