Signature Properties

Properties of a control that displays a signature image.

The Signature control is supported for these platforms:

Note: The Signature control is not supported when the Optimize for Performance option is set in Preferences.

General

Property Description
Label
  • Label – text identifying the control on the user interface.
  • Label position – position of the label in relation to the control it describes.
Input data binding
  • Key – unique identifier within the current scope, used when setting or retrieving a value. Click New key to create a new key for the control.
    Note: If the value is not unique, the Problems view reports a missing key error.
  • Default value – default value for the control.

    The signature value is a list of coordinates that represent the image. For example, -1x-1,5x7,5x8,-1x-1, where -1x-1 is interpreted as an interruption of a line drawn to the screen.

Read only Specifies that the control is read-only. Default: unselected.
Note: The read-only property is not supported on the Windows Mobile platform for the Checkbox, Slider, and Choice controls.

Advanced

Property Description
Validation
  • Required – specifies that user input is required.
  • Validation message – the error message displayed to the user if the input validation criteria do not match.
Parent topic: Hybrid App Controls