fix: refocus after webview visible (#186) (#314)

Author: knight9999

src/android/SplashScreen.java

@@ -194,6 +194,7 @@ public Object onMessage(String id, Object data) {
         } else if ("spinner".equals(id)) {
             if ("stop".equals(data.toString())) {
                 getView().setVisibility(View.VISIBLE);
+                getView().requestFocus();
             }
         } else if ("onReceivedError".equals(id)) {
             this.spinnerStop();