Canceling this event cancels the changes to the current cell.
The Data Grid View class provides a convenient way to perform validation before data is committed to the data store.
You can validate data by handling the Cell Validating event, which is raised by the Data Grid View when the current cell changes.
With row-level validation, you validate entire data objects when a user commits changes to a row. Component Model Public Class Main Window Private Sub data Grid1_Initializing New Item(By Val sender As System.
You can also provide customized visual feedback for validation errors, or use the default visual feedback that the Data Grid control provides.
When this event is canceled in virtual mode, the Cell Value Pushed event will not be raised.
Handle the Cell Validated event to perform post-validation processing.
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Today End Sub End Class Public Class Courses Inherits Observable Collection(Of Course) Sub New() Me. Memberwise Clone(), Course) End Sub Public Sub Cancel Edit() Implements IEditable Object.