Added simple app settings dialog - it will ask you where to download app data (SD Card or phone storage), later I'll maybe add other options

alienblaster/project/src/Settings.java

@@ -0,0 +1,88 @@
+// This string is autogenerated by ChangeAppSettings.sh, do not change spaces amount
+package de.schwardtnet.alienblaster;
+
+import android.app.Activity;
+import android.content.Context;
+import android.os.Bundle;
+import android.view.MotionEvent;
+import android.view.KeyEvent;
+import android.view.Window;
+import android.view.WindowManager;
+import android.widget.TextView;
+import android.util.Log;
+import java.io.*;
+import android.app.AlertDialog;
+import android.content.DialogInterface;
+
+class Settings
+{
+	static String SettingsFileName = "libsdl-settings.cfg";
+	static void Load( final MainActivity p )
+	{
+		try {
+			ObjectInputStream settingsFile = new ObjectInputStream(new FileInputStream( p.getFilesDir().getAbsolutePath() + "/" + SettingsFileName ));
+			Globals.DownloadToSdcard = settingsFile.readBoolean();
+
+			startDownloader(p);
+			return;
+		} catch( FileNotFoundException e ) {
+		} catch( SecurityException e ) {
+		} catch ( IOException e ) {};
+		
+		final CharSequence[] items = {"Phone storage", "SD card"};
+
+		AlertDialog.Builder builder = new AlertDialog.Builder(p);
+		builder.setTitle("Where to download application data");
+		builder.setSingleChoiceItems(items, -1, new DialogInterface.OnClickListener() 
+		{
+			public void onClick(DialogInterface dialog, int item) 
+			{
+				Globals.DownloadToSdcard = (item == 1);
+
+				Save(p);
+				dialog.dismiss();
+				startDownloader(p);
+			}
+		});
+		AlertDialog alert = builder.create();
+		alert.setOwnerActivity(p);
+		alert.show();
+		
+	};
+	
+	static void Save(final MainActivity p)
+	{
+		try {
+			ObjectOutputStream out = new ObjectOutputStream(p.openFileOutput( SettingsFileName, p.MODE_WORLD_READABLE ));
+			out.writeBoolean(Globals.DownloadToSdcard);
+			out.close();
+		} catch( FileNotFoundException e ) {
+		} catch( SecurityException e ) {
+		} catch ( IOException e ) {};
+	}
+	
+	
+	static void Apply()
+	{
+		nativeIsSdcardUsed( Globals.DownloadToSdcard ? 1 : 0 );
+	}
+	
+	static void startDownloader(MainActivity p)
+	{
+		class Callback implements Runnable
+		{
+			public MainActivity Parent;
+			public void run()
+			{
+				Parent.startDownloader();
+			}
+		}
+		Callback cb = new Callback();
+		cb.Parent = p;
+		p.runOnUiThread(cb);
+	};
+	
+
+	private static native int nativeIsSdcardUsed(int flag);
+}
+