- if (Build.VERSION.SDK_INT < 21) {
- cookieManager.removeAllCookie();
- } else {
- cookieManager.removeAllCookies(null);
- }
- Snackbar.make(findViewById(R.id.main_webview), R.string.cookies_deleted, Snackbar.LENGTH_SHORT).show();
+ Snackbar.make(findViewById(R.id.main_webview), R.string.cookies_deleted, Snackbar.LENGTH_LONG)
+ .setAction(R.string.undo, new View.OnClickListener() {
+ @Override
+ public void onClick(View v) {
+ // Do nothing because everything will be handled by `onDismissed()` below.
+ }
+ })
+ .addCallback(new Snackbar.Callback() {
+ @Override
+ public void onDismissed(Snackbar snackbar, int event) {
+ switch (event) {
+ // The user pushed the `Undo` button.
+ case Snackbar.Callback.DISMISS_EVENT_ACTION:
+ // Do nothing.
+ break;
+
+ // The `Snackbar` was dismissed without the `Undo` button being pushed.
+ default:
+ // `cookieManager.removeAllCookie()` varies by SDK.
+ if (Build.VERSION.SDK_INT < 21) {
+ cookieManager.removeAllCookie();
+ } else {
+ // `null` indicates no callback.
+ cookieManager.removeAllCookies(null);
+ }
+ }
+ }
+ })
+ .show();