OlkListBox.BeforeUpdate Event

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Outlook Developer Reference

Occurs when the data in the control is changed through the user interface and is about to be saved to the item.

Version Information
 Version Added:  Outlook 2007

Syntax

expression.BeforeUpdate(Cancel)

expression   A variable that represents an OlkListBox object.

Parameters

Name Required/Optional Data Type Description
Cancel Required Boolean False when the event occurs. If the event procedure sets this argument to True, the operation will not be completed and the property bound to the control will not be updated.

Remarks

Canceling this property will revert the control to the current value of the property and return the focus to the control.

BeforeUpdate and AfterUpdate can occur any time the data in the control is being saved to the item. The typical sequence of events involving BeforeUpdate for this control is as follows:

  1. User focuses on the control
  2. BeforeUpdate
  3. Control data is updated
  4. AfterUpdate
  5. Exit: User moves focus away from control

See Also