syncthing-android/res/layout/main.xml

<?xml version="1.0" encoding="utf-8"?>

<RelativeLayout
		xmlns:android="http://schemas.android.com/apk/res/android"
		android:layout_width="match_parent"
		android:layout_height="match_parent" >

	<WebView
			android:id="@+id/webview"
			android:layout_width="match_parent"
			android:layout_height="match_parent"
			android:visibility="gone" />

	<RelativeLayout
			android:layout_centerInParent="true"
			android:id="@+id/loading"
			android:layout_width="wrap_content"
			android:layout_height="wrap_content" >

		<ProgressBar
				android:id="@+id/progress"
				style="?android:attr/progressBarStyleLarge"
				android:layout_width="wrap_content"
				android:layout_height="wrap_content" />

		<TextView
			android:layout_width="wrap_content"
			android:layout_height="wrap_content"
			android:layout_below="@id/progress"
			android:text="@string/web_gui_loading" />

	</RelativeLayout>

</RelativeLayout>