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Added in API level 37

View.CalledFromWrongThreadListener

Kotlin |Java

public static interface View.CalledFromWrongThreadListener

android.view.View.CalledFromWrongThreadListener

A listener that is notified when certain View APIs are called from the wrong thread.

Example use case:

View.registerCalledFromWrongThreadListener(() -> {
    // Handle the issue, e.g. crash if this is a dev build, or log an event
    // Unregister the listener to avoid being notified again of possibly the same problem
    View.unregisterCalledFromWrongThreadListener(this);
});

See also:

Summary

Public methods
`abstract void`	`onCalledFromWrongThread()` Called when a View API is called from the wrong thread.

Public methods

onCalledFromWrongThread

Added in API level 37

public abstract void onCalledFromWrongThread ()

Called when a View API is called from the wrong thread.

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Last updated 2026-08-03 UTC.

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