时间选择对话框（年月日）

private static String dateStr, mouth, day;

    /**
     * 选择日期对话框,日期格式为年月日；
     * 如果想要设置样式的话，在new DatePickerDialog第二个参数位置添加即可，如DatePickerDialog.THEME_DEVICE_DEFAULT_LIGHT
     * @param activity,Activity
     * @param textView，TextView
     */
    public static void showDateDialog(Activity activity, final TextView textView) {

        final Calendar calender = Calendar.getInstance();
        new DatePickerDialog(activity, new DatePickerDialog.OnDateSetListener() {
            @Override
            public void onDateSet(DatePicker view, int year, int monthOfYear, int
                    dayOfMonth) {
                if (monthOfYear <= 9) {
                    mouth = "0" + (monthOfYear + 1);
                } else {
                    mouth = String.valueOf(monthOfYear + 1);
                }
                if (dayOfMonth <= 9) {
                    day = "0" + dayOfMonth;
                } else {
                    day = String.valueOf(dayOfMonth);
                }
                dateStr = String.valueOf(year) + "-" + mouth + "-" + day;
                textView.setText(dateStr);
            }
        }, calender.get(Calendar.YEAR), calender.get(Calendar.MONTH),
                calender.get(Calendar.DAY_OF_MONTH)).show();
    }