SMPOpenUIButtonDisplayModel protocol

Model protocol of object provided to an adapter used for an extension field representing a button.

• processInput method
  Called to process a button push.
• buttonImage property
  The image associated with the button.
• buttonText property
  The text that the button should display.
• buttonType property
  The button type.
• selected property
  The selected state of the button.
• supportsAction property
  Whether or not there is an action tied to the button.
• value property
  Gets the current value.