public event EventHandler<PropertyChangingEventArgs<bool>> IsExpandedChanging
Event Data
The event handler receives an argument of type PropertyChangingEventArgs<T> containing data related to this event. The following PropertyChangingEventArgs<T> properties provide information specific to this event.
| Property | Description |
|---|---|
| Cancel | Gets or sets a value indicating whether this PropertyChangingEventArgs<T> is cancel. |
| NewValue | The value of the property after the change. (Inherited from C1.WinUI.Core.PropertyChangedEventArgs<T>) |
| OldValue | The value of the property before the change. (Inherited from C1.WinUI.Core.PropertyChangedEventArgs<T>) |
See Also