ViewTreeObserver.AddOnGlobalFocusChangeListener Method
Definition
Important
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Register a callback to be invoked when the focus state within the view tree changes.
[Android.Runtime.Register("addOnGlobalFocusChangeListener", "(Landroid/view/ViewTreeObserver$OnGlobalFocusChangeListener;)V", "")]
public void AddOnGlobalFocusChangeListener (Android.Views.ViewTreeObserver.IOnGlobalFocusChangeListener? listener);
[<Android.Runtime.Register("addOnGlobalFocusChangeListener", "(Landroid/view/ViewTreeObserver$OnGlobalFocusChangeListener;)V", "")>]
member this.AddOnGlobalFocusChangeListener : Android.Views.ViewTreeObserver.IOnGlobalFocusChangeListener -> unit
Parameters
The callback to add
- Attributes
Exceptions
If IsAlive returns false
Remarks
Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.