Package org.eclipse.handly.ui.outline

## Interface IOutlineInputChangeListener

-     public interface IOutlineInputChangeListener

  A listener that is notified when the input of a common outline page changes. This interface may be implemented by clients.

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `void` | `inputChanged​(ICommonOutlinePage outlinePage, java.lang.Object input, java.lang.Object oldInput)` | Notifies this listener that the outline page input has been switched to a different element.

- - ### Method Detail

    - #### inputChanged

          void inputChanged​(ICommonOutlinePage outlinePage,
                            java.lang.Object input,
                            java.lang.Object oldInput)

      Notifies this listener that the outline page input has been switched to a different element.
      Parameters:
        `outlinePage` - never `null`
        `input` - the new input element, or `null` if none
        `oldInput` - the old input element, or `null` if there was previously no input