PropertyGridControl.CellValueChanging Event
Fires when the updated cell value is about to be posted. Set the e.Cancel property to true to cancel the posting operation.
Namespace: DevExpress.Xpf.PropertyGrid
Assembly: DevExpress.Xpf.PropertyGrid.v24.1.dll
NuGet Package: DevExpress.Wpf.PropertyGrid
Declaration
Event Data
The CellValueChanging event's data class is CellValueChangingEventArgs. The following properties provide information specific to this event:
Property | Description |
---|---|
Cancel | Gets or sets whether the event should be canceled. Inherited from CancelRoutedEventArgs. |
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. |
IsReset | Gets whether the cell’s property value is about to be reset when a user click the Reset context menu’s item. In this case, the CellValueChanging event argument’s NewValue and OldValue are equal. |
NewValue | Gets a new value that will be assigned to the cell. |
OldValue | Gets the cell’s previous value that will be replaced with the 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. |
Row | Gets the row whose value is changing. |
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. |
See Also