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By default, the list of fields is empty. 5 Click Add to open a dialog box listing the fields in the Customer table. By default, all fields are selected. Click OK to add all the fields to the data set and close the dialog box. 6 In the Fields Editor’s list of fields, choose Phone, then use the Object Inspector to view the events of the TStringField named CustPhone. 7 Double-click the OnGetText event to open the code window, then add code to handle the event as follows. Value; Delete(Text, 4, 1); Insert('(', Text, 1); Insert(')', Text, 5); end; end; In this sample code, DisplayText is True, meaning you’re not actually editing the field in question, but modifying the display of the field.

4 Use the Object Inspector to display the TQuery component’s SQL property, and type the following statement after the last line in the SQL statement in the String List Editor window: where State = "HI" 5 Click OK to close the String List Editor. Chapter 2, Building a sample database application: MASTAPP 47 6 Set the TQuery component’s Active property to True. 12 Setting a TQuery’s SQL property Type the following line: Where State = "HI" How it works Delphi reads the SQL statements assigned to the TQuery component’s SQL property and passes them to the server without any intermediate interpretation.

Using the Database Form Expert, see page 21. Setting a TField component’s properties, see page 79. Formatting field values at run time This example shows how to format a field value by setting the DisplayText property in code. DB. ) Specify a vertical layout and labels aligned left. For detailed instructions, see page 21. 2 Use the Object Inspector to change the form’s Name property to EdCustForm, change the TTable component’s Name property to Cust, and change the TTable component’s Active property to True.

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