UpcASymbology Class (ActiproSoftware.Windows.Controls.BarCode)

Represents a bar code symbology implementation for UPC-A.

This symbology is also known as Universal Product Code version A.

public class UpcASymbology : LinearBarCodeSymbology

Inheritance:: object Visual UIElement FrameworkElement BarCodeSymbology LinearBarCodeSymbology object

Remarks

UPC-A is a linear symbology, widely used in the United States and Canada for tracking trade items in stores.

This symbology can encode 12 numeric characters, divided into four parts: system code, manufacturer code, product code, and check digit.

This symbology implementation auto-calculates and inserts a check digit.

For detailed documentation on this symbology's features and how to use them, please see the UPC-A documentation topic.

Initializes an instance of the UpcASymbology class.

public UpcASymbology()

Occurs when the value of the Value property is changed.

protected override void OnValueChanged(string oldValue, string newValue)

Parameter	Type	Description
oldValue	string	The old value.
newValue	string	The new value.

Validates that the symbology can parse the specified value.

public override ValidationResult ValidateValue(string value)

Parameter	Type	Description
value	string	The value to validate.

ValidationResult:: A ValidationResult containing the result of the validation.