[android-components](../../index.md) / [mozilla.components.browser.tabstray](../index.md) / [TabTouchCallback](index.md) / [&lt;init&gt;](./-init-.md)

# &lt;init&gt;

`TabTouchCallback(observable: `[`Observable`](../../mozilla.components.support.base.observer/-observable/index.md)`<`[`Observer`](../../mozilla.components.concept.tabstray/-tabs-tray/-observer/index.md)`>)`

An [ItemTouchHelper.Callback](#) for support gestures on tabs in the tray.

