Added in API level 1

View.OnFocusChangeListener


public static interface View.OnFocusChangeListener

android.view.View.OnFocusChangeListener
TabWidget This class was deprecated in API level 30. new applications should use fragment APIs instead of this class: Use TabLayout and ViewPager instead. 


Interface definition for a callback to be invoked when the focus state of a view changed.

Summary

Public methods

abstract void onFocusChange(View v, boolean hasFocus)

Called when the focus state of a view has changed.

Public methods

onFocusChange

Added in API level 1
public abstract void onFocusChange (View v, 
                boolean hasFocus)

Called when the focus state of a view has changed.

Parameters
v View: The view whose state has changed.

hasFocus boolean: The new focus state of v.