Possible Duplicate:
Custom dialog on Android: How can I center its title?

I have code:

     return new AlertDialog.Builder(getActivity())

            .setTitle("Warning!")
            .setMessage("message!")
            .setPositiveButton("yes ",
                new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int whichButton) {

etc... how .setTitle("Warning!") set to the CENTER?

java android android-alertdialog
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