com.smartgwt.client.widgets.layout.events

## Interface HasPaneChangedHandlers

- All Superinterfaces:
    com.google.gwt.event.shared.HasHandlers
  All Known Implementing Classes:
    NavPanel, SplitPane

      public interface HasPaneChangedHandlers
      extends com.google.gwt.event.shared.HasHandlers

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method and Description
    --- | ---
    `com.google.gwt.event.shared.HandlerRegistration` | `addPaneChangedHandler(PaneChangedHandler handler)` Notification fired when the `currentPane` changes, either due to end-user action or due to a programmatic call to `setCurrentPane()` or other APIs that can change the pane.

    - ### Methods inherited from interface com.google.gwt.event.shared.HasHandlers

      `fireEvent`

- - ### Method Detail

    - #### addPaneChangedHandler

          com.google.gwt.event.shared.HandlerRegistration addPaneChangedHandler(PaneChangedHandler handler)

      Notification fired when the `currentPane` changes, either due to end-user action or due to a programmatic call to `setCurrentPane()` or other APIs that can change the pane.

      Note that depending on the `DeviceMode`, this event may not signal that any pane has actually been shown or hidden, since in some modes multiple panes are shown simultaneously.

      Never fires while the `SplitPane` is not drawn.

      Parameters:
        `handler` - the paneChanged handler
      Returns:
        `HandlerRegistration` used to remove this handler