This appears to avoid webview state loss when rotating.

git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4252 ed5197a5-7fde-0310-b194-c3ffbd925b24

src/android/AndroidManifest.xml

@@ -6,7 +6,9 @@
 	<uses-sdk android:minSdkVersion="16"/>
 	<uses-permission android:name="android.permission.INTERNET"/>
 	<application android:label="Tilde Friends" android:usesCleartextTraffic="true" android:debuggable="true">
-		<activity android:name=".MainActivity">
+		<activity
+			android:name=".MainActivity"
+			android:configChanges="orientation|screenSize">
 			<intent-filter>
 				<action android:name="android.intent.action.MAIN"/>
 				<category android:name="android.intent.category.LAUNCHER"/>

src/android/com/unprompted/tildefriends/MainActivity.java

@@ -182,6 +182,20 @@ public class MainActivity extends Activity {
 		});
 	}
 
+	@Override
+	protected void onSaveInstanceState(Bundle outState)
+	{
+		super.onSaveInstanceState(outState);
+		web_view.saveState(outState);
+	}
+
+	@Override
+	protected void onRestoreInstanceState(Bundle savedInstanceState)
+	{
+		super.onRestoreInstanceState(savedInstanceState);
+		web_view.restoreState(savedInstanceState);
+	}
+
 	@Override
 	public boolean onKeyDown(int keyCode, KeyEvent event) {
 		if (keyCode == KeyEvent.KEYCODE_BACK && web_view.canGoBack()) {