wpf-devexpress-dot-xpf-dot-layoutcontrol-dot-layoutcontrol.md
Allows you to analyze and modify SmartPaste results, or cancel the operation.
Namespace : DevExpress.Xpf.LayoutControl
Assembly : DevExpress.Xpf.LayoutControl.v25.2.dll
NuGet Package : DevExpress.Wpf.LayoutControl
public event LayoutControl.SmartPasteEditValueChangingEventHandler SmartPasteEditValueChanging
Public Event SmartPasteEditValueChanging As LayoutControl.SmartPasteEditValueChangingEventHandler
The SmartPasteEditValueChanging event's data class is SmartPasteEditValueChangingEventArgs. The following properties provide information specific to this event:
| Property | Description |
|---|---|
| Cancel | Gets or sets whether to cancel the operation. |
| Editor | Gets the editor whose value is being changed. |
| Handled | Gets or sets a value that indicates the present state of the event handling for a routed event as it travels the route. Inherited from RoutedEventArgs. |
| NewValue | Gets or sets the editor’s new value. |
| OriginalSource | Gets the original reporting source as determined by pure hit testing, before any possible Source adjustment by a parent class. Inherited from RoutedEventArgs. |
| RoutedEvent | Gets or sets the RoutedEvent associated with this RoutedEventArgs instance. Inherited from RoutedEventArgs. |
| Source | Gets or sets a reference to the object that raised the event. Inherited from RoutedEventArgs. |
The event data class exposes the following methods:
| Method | Description |
|---|---|
| InvokeEventHandler(Delegate, Object) | When overridden in a derived class, provides a way to invoke event handlers in a type-specific way, which can increase efficiency over the base implementation. Inherited from RoutedEventArgs. |
| OnSetSource(Object) | When overridden in a derived class, provides a notification callback entry point whenever the value of the Source property of an instance changes. Inherited from RoutedEventArgs. |
You can validate a SmartPaste result to ensure that the data adheres to predefined rules or formats required by your application. For data editors displayed within layout items, handle the SmartPasteEditValueChanging event to analyze and modify SmartPaste results, or cancel the operation.
See the following help topic for additional information: Smart Paste.
See Also