Events

This section describes events fired by this widget.

contentReady

Fires when widget content is ready.

Event Handler Argument:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

element: jQuery

An HTML element of the widget.

model: Object

Provides access to the data that is available for binding against the element. Available only in the Knockout and AngularJS approaches.

disposing

Fires when the widget is being removed.

Event Handler Argument:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

element: jQuery

An HTML element of the widget.

model: Object

Provides access to the data that is available for binding against the element. Available only in the Knockout and AngularJS approaches.

NOTE
This event fires only if the widget is removed using the remove(), empty(), or html() jQuery methods.
See Also

initialized

Fires when the widget is initialized.

Event Handler Argument:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

element: jQuery

An HTML element of the widget.

itemClick

Fires when a widget item is clicked.

Event Handler Argument:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

element: jQuery

An HTML element of the widget.

model: Object

Provides access to the data that is available for binding against the element. Available only in the Knockout and AngularJS approaches.

itemData: Object

The data that is bound to the clicked item.

itemElement: jQuery

An HTML element of the item.

itemIndex: Number

Specifies the index of the clicked item.

node: Object

The item node.

itemCollapsed

Fires when a tree view item is collapsed.

Event Handler Argument:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

element: jQuery

An HTML element of the widget.

model: Object

Provides access to the data that is available for binding against the element. Available only in the Knockout and AngularJS approaches.

node: Object

An collapsed item node.

itemContextMenu

Fires when the the right mouse button is clicked when the pointer is over a widget item, or when the "sustained" (also known as a long press) touch action is performed.

Event Handler Argument:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

element: jQuery

An HTML element of the widget.

model: Object

Provides access to the data that is available for binding against the element. Available only in the Knockout and AngularJS approaches.

itemData: Object

The data that is bound to the item.

itemElement: jQuery

An HTML element of the item.

itemIndex: Number

Specifies the index of the item.

jQueryEvent: jQuery.Event

Specifies the jQuery event that caused action execution.

node: Object

The item node.

itemExpanded

Fires when a tree view item is expanded.

Event Handler Argument:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

element: jQuery

An HTML element of the widget.

model: Object

Provides access to the data that is available for binding against the element. Available only in the Knockout and AngularJS approaches.

node: Object

An expanded item node.

itemHold

Fires when the widget's collection item is being held for the time period specified by the itemHoldTimeout option.

Event Handler Argument:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

element: jQuery

An HTML element of the widget.

model: Object

Provides access to the data that is available for binding against the element. Available only in the Knockout and AngularJS approaches.

itemData: Object

The data that is bound to the item being held.

itemElement: jQuery

An HTML element of the item.

itemIndex: Number

Specifies the index of the item being held.

node: Object

The item node.

itemRendered

Fires after a collection item is rendered.

Event Handler Argument:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

element: jQuery

An HTML element of the widget.

model: Object

Provides access to the data that is available for binding against the element. Available only in the Knockout and AngularJS approaches.

itemData: Object

The data that is bound to the item to be rendered.

itemElement: jQuery

An HTML element of the item.

itemIndex: Number

Specifies the index of the rendered item.

node: Object

The item node.

itemSelected

Fires when a tree view item is selected.

Event Handler Argument:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

element: jQuery

An HTML element of the widget.

model: Object

Provides access to the data that is available for binding against the element. Available only in the Knockout and AngularJS approaches.

node: Object

A node of the selected item.

optionChanged

Fires after an option of the component is changed.

Event Handler Argument:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

name: String

Specifies the name of the option whose value is changed.

fullName: String

Specifies a full name of the option whose value is changed. The full name is formed by concatenating the names of the options that are presented in the hierarchy of the given option. The names are delimited by commas.

value: any

Specifies a new value for the option.

element: jQuery

An HTML element of the widget.

model: Object

Provides access to the data that is available for binding against the element. Available only in the Knockout and AngularJS approaches.

selectionChanged

Fires after a collection item is selected or unselected.

Event Handler Argument:

Provides function parameters.

Object structure:
component: Object

Provides access to the widget instance.

element: jQuery

An HTML element of the widget.

model: Object

Provides access to the data that is available for binding against the element. Available only in the Knockout and AngularJS approaches.