Tests whether Undo can reverse the most recent edit in the editable control over the current row and column.
boolean dwcontrol.CanUndo ( )
Argument |
Description |
|---|---|
dwcontrol |
A reference to a DataWindow control |
Returns TRUE if the last edit can be reversed (undone) using the Undo method and FALSE if the last edit cannot be reversed.
If dwcontrol is NULL, the method returns NULL.
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