How code tables are implemented

You can define a code table as a property of the following column edit styles:

The steps to specify the code table property for each edit style are similar: you begin by defining a new edit style in the Database painter. Once you select an edit style, use the specific procedure that follows to define the code table property.

For how to create an edit style, see “About edit styles”.

NoteAllowing null values An internal PowerBuilder code, NULL!, indicates null values are allowed. To use this code, specify NULL! as the data value, then specify a display format for nulls for the column.

StepsTo define a code table as a property of the Edit edit style:

  1. Select the Use Code Table check box.

  2. Enter the display and data values for the code table.

  3. If you want to restrict input in the column to values in the code table, select the Validate check box.

    For more information, see “Validating user input”.

StepsTo define a code table as a property of the DropDownListBox edit style:

  1. Enter the display and data values for the code table.

  2. If you want to restrict input in the column to values in the code table, clear the Allow Editing check box.

    For more information, see “Validating user input”.

StepsTo define a code table as a property of the RadioButtons edit style:

  1. Enter the display and data values for the code table.

StepsTo define a code table as a property of the DropDownDataWindow edit style:

  1. Specify the column that provides the display values in the Display Column box.

  2. Specify the column that provides the data values in the Data Column box.

  3. If you want to restrict input in the column to values in the code table, clear the Allow Editing check box.

StepsTo define a code table as a property of the EditMask edit style:

  1. Select the Spin Control check box.

  2. Select the Code Table check box.

  3. Enter the display and data values for the code table.