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TDBLookupComboboxEh Events

The events of the TDBLookupComboboxEh class are listed here.

 
Name 
Description 
 
Occurs when a user clicks the edit button. 
 
This is OnButtonDown, a member of class TDBLookupComboboxEh. 
 
This is OnCheckDrawRequiredState, a member of class TDBLookupComboboxEh. 
 
Occurs when the drop-down list closes. 
 
This is OnDropDownBoxApplyTextFilter, a member of class TDBLookupComboboxEh. 
 
Occurs after user click on title to determine whether the title can behave as button in droped down box for lookup fields. 
 
Occurs when the droped down box needs to paint a cell. 
 
Occurs before draw data cell in dropped down box for lookup fields. 
 
Occurs after clicking on title button of dropped down box for lookup fields. 
 
This is OnGetImageIndex, a member of class TDBLookupComboboxEh. 
 
Occurs when user enters a value that isn't in the lookup list. 
 
Occurs immediately before the edit box starts post changes to the dataset field. 
 
Event 
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