IFocusManager

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Interface IFocusManager

interface IFocusManager

Extends com.amazon.apmf.IStandard Centralized interface providing access to focus-related functionality.

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Methods

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getFocusState()

IFocusState* getFocusState()

Gets the default implementation of the IFocusState interface.

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Returns

IFocusState* The default implementation of the IFocusState interface.

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getFocusNavigation()

IFocusNavigation* getFocusNavigation()

Gets the default implementation of the IFocusNavigation interface.

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Returns

IFocusNavigation* The default implementation of the IFocusNavigation interface.

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getFocusDelegate()

IFocusDelegate* getFocusDelegate()

Gets the default implementation of the IFocusDelegate interface.

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Returns

IFocusDelegate* The default implementation of the IFocusDelegate interface.

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addFocusChangeListener()

com.amazon.apmf.ISubscription* addFocusChangeListener(IView* view, IFocusChangeListener* focusChangeListener)

Adds focus change listener and returns an ISubscription object to it. Focus change events are used to track when a View gains or loses focus. Multiple focus change listeners can be added to the same View, and all registered listeners will be notified when the focus changes.

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Parameters

view

IView* — Required The View for which to set the focus change listener.

focusChangeListener

IFocusChangeListener* — Required Client’s callback implementation for focus change.

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Returns

com.amazon.apmf.ISubscription* An ISubscription object specific to the registered listener, which can be used for later removal. See IFocusChangeListener

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