View.FindViewById Method
Definition
Important
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Overloads
| FindViewById(Int32) |
Finds the first descendant view with the given ID, the view itself if
the ID matches |
| FindViewById<T>(Int32) |
FindViewById(Int32)
Finds the first descendant view with the given ID, the view itself if
the ID matches #getId(), or null if the ID is invalid
(< 0) or there is no matching view in the hierarchy.
[Android.Runtime.Register("findViewById", "(I)Landroid/view/View;", "")]
public Android.Views.View? FindViewById (int id);[<Android.Runtime.Register("findViewById", "(I)Landroid/view/View;", "")>]
member this.FindViewById : int -> Android.Views.ViewParameters
- id
- Int32
the ID to search for
Returns
a view with given ID if found, or null otherwise
- Attributes
Remarks
Finds the first descendant view with the given ID, the view itself if the ID matches #getId(), or null if the ID is invalid (< 0) or there is no matching view in the hierarchy.
<strong>Note:</strong> In most cases -- depending on compiler support -- the resulting view is automatically cast to the target class type. If the target class type is unconstrained, an explicit cast may be necessary.
Java documentation for android.view.View.findViewById(int).
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.
Applies to
FindViewById<T>(Int32)
public T? FindViewById<T> (int id) where T : Android.Views.View;member this.FindViewById : int -> 'T (requires 'T :> Android.Views.View)Type Parameters
- T
Parameters
- id
- Int32
Returns
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.