Simple Android Alert Dialog

gistfile1.java

	public void showMessageDialog(String str) {
		AlertDialog.Builder builder = new AlertDialog.Builder(this);
		builder.setMessage(str);
		builder.setCancelable(false);
		builder.setNeutralButton("Ok", new DialogInterface.OnClickListener() {
			@Override
			public void onClick(DialogInterface dialog, int which) {
				dialog.dismiss();
			}
		});
		AlertDialog alert = builder.create();
		alert.show();
	}