DXTreeView Events

Visualizes data in the hierarchical structure.

Name	Description
BatchCommitted	Occurs when a batch of property changes have been committed by calling BatchCommit(). Inherited from VisualElement.
BindingContextChanged	Occurs when the value of the BindingContext property changes. Inherited from BindableObject.
CheckBoxStateChanged	Occurs after a user changed the tree node checkbox state.
ChildAdded	Raised whenever a child element is added to the element. Inherited from Element.
ChildRemoved	Raised whenever a child element is removed from the element. Inherited from Element.
ChildrenReordered	Occurs when the order of this element’s children changes. Inherited from VisualElement.
DescendantAdded	Raised whenever a child element is added to the element’s subtree. Inherited from Element.
DescendantRemoved	Raised whenever a child element is removed from the elements subtree. Inherited from Element.
DoubleTap	Occurs when a user taps a DXTreeView node twice.
FocusChangeRequested	Occurs when a focus change is requested. Inherited from VisualElement.
Focused	Occurs when this element is focused. Inherited from VisualElement.
LoadMore	Occurs when a user scrolls to the last node in the DXTreeView to load more nodes.
LongPress	Occurs when a user taps and holds a node within the DXTreeView.
MeasureInvalidated	Occurs when the current measure of an element has been invalidated. Inherited from VisualElement.
NodeCollapsed	Occurs after a node is collapsed.
NodeCollapsing	Occurs before a node is collapsed.
NodeExpanded	Occurs after a node is expanded.
NodeExpanding	Occurs before a node is expanded.
PropertyChanged	Occurs when a property value changes. Inherited from BindableObject.
PropertyChanging	Occurs when a property value is changing. Inherited from BindableObject.
PullToRefresh	Occurs when a user pulls the DXTreeView down to refresh its content.
Scrolled	Fires after a scroll operation.
SelectedItemChanged	Fires when the selected item is changed.
SelectedItemChanging	Fires when a user attempts to select an item, but before selection changes.
SizeChanged	Occurs when the size of an element changed. Inherited from VisualElement.
SwipeItemShowing	Fires when a swipe item is about to appear (a user swipes a node left or right). You can cancel the action.
SwipeItemTap	Fires when a user taps the swipe item.
Tap	Occurs when a user taps a DXTreeView descendant.
TapConfirmed	Occurs when a single tap is confirmed (the wait for the second tap in a double-tap gesture timed out).
Unfocused	Occurs when this element is unfocused. Inherited from VisualElement.