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This component is used for selecting a value from a look-up dataset.
The component has the following properties:
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Property
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Description
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DataSet
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data source to which the control is connected
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ListField
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name of DB field displayed in the control
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KeyField
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name of DB key field identifying the selected record
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KeyValue
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value of DB key field returned by the selection from the list
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Text
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value of DB list field displayed in the list
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AutoOpenDataSet
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when True the connected data source is opened automatically after the dialogue's OnActivate event
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To connect the control to the look-up dataset enter values for the three properties : “DataSet”, “ListField” and “KeyField”.
Note that the returned value is available via either the “Text” or the “KeyValue” properties, neither of which appears in the object inspector. They are accessible only through code. The initial position of the cursor in the look-up dataset can be set in code using “KeyValue”.
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