[Android] AlertDialog 표시하기

AlertDialog 띄우기

AlertDialog.Builder alert_confirm = new AlertDialog.Builder(mainActivity);
alert_confirm.setMessage("message").setCancelable(false).setPositiveButton("ok",
        new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                // 'ok'
            }
        }).setNegativeButton("cancle",
        new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                // 'cancle'
                return;
            }
        });
AlertDialog alert = alert_confirm.create();
alert.show();