LineDisplayBase.CapReadBack Property (POS for .NET v1.12 SDK Documentation)

2/27/2008

Holds the capability of the line display device to read back the data displayed on it.

Namespace: Microsoft.PointOfService.BaseServiceObjects
Assembly: Microsoft.PointOfService.ControlBase (in microsoft.pointofservice.controlbase.dll)

Syntax

'Declaration
Public Overrides ReadOnly Property CapReadBack As DisplayReadBack

public override DisplayReadBack CapReadBack { get; }

public:
virtual property DisplayReadBack CapReadBack {
    DisplayReadBack get () override;
}

/** @property */
public DisplayReadBack get_CapReadBack ()

public override function get CapReadBack () : DisplayReadBack

Remarks

LineDisplayBase class verifies that the device has been opened, then retrieves the value of LineDisplayProperties.CapDisplayReadBack.

CapReadBack is initialized to DisplayReadBack.Single by the LineDisplayProperties class. The LineDisplayProperties class may throw a PosControlException with the following ErrorCode:

Value	Meaning
Illegal	The CapReadBack property has been set to an invalid DisplayReadBack value.

Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread-safe. Any instance members are not guaranteed to be thread-safe.

See Also

Reference

LineDisplayBase Class
LineDisplayBase Members
Microsoft.PointOfService.BaseServiceObjects Namespace
LineDisplay.CapReadBack Property
DisplayReadBack Enumeration