com.datecs.linea

## Interface LineaPro.ButtonListener

- Enclosing class:
    LineaPro

      public static interface LineaPro.ButtonListener

  Interface definition for button event callback.

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `onButtonStateChanged(int index, boolean state)` This method is called when states of button is changed.

- - ### Method Detail

    - #### onButtonStateChanged

          void onButtonStateChanged(int index,
                                    boolean state)

      This method is called when states of button is changed.
      Parameters:
        `index` - the index of button.
        `state` - the state of button.