Interface BackButtonCallback

Functional Interface:
This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface public interface BackButtonCallback
Callback for native back button presses while the Unblu UI is displayed.
  • Method Summary

    Modifier and Type
    Method
    Description
    boolean
    handlePress(boolean hasBackStack)
    Called whenever the native back button is pressed while the Unblu UI is displayed.
  • Method Details

    • handlePress

      boolean handlePress(boolean hasBackStack)
      Called whenever the native back button is pressed while the Unblu UI is displayed.
      Parameters:
      hasBackStack - is true if there is still some back stack in the webView, false otherwise
      Returns:
      true if the press of the button is handled by the callback, false if the SDK should handle it.