How to safely turn WebView zooming on and off as needed

Question

As mentioned in this unanswered question: WebView throws Receiver not registered: android.widget.ZoomButtonsController

By turning the WebView zoom controls on and of

Answer 1

If you only want to have pinch zoom working with your webview and you can live without the zoom buttons, you can do this to your webview:

webView.getSettings().setBuiltInZoomControls(true); // will give pinch zoom
webView.getSettings().setDisplayZoomControls(false); // but won't display the zoom buttons

adding

webView.getSettings().setBuiltInZoomControls(true);

in onDestroy / onDestroyView did not help on 3.x.