/// <summary>
/// 解析日期时间型表达式
/// </summary>
/// <param name="p_srcValue">数据值</param>
/// <param name="p_mask">掩码格式</param>
/// <returns>解析后的表达式</returns>
public static string ParseDateTimeMask(object p_srcValue, string p_mask)
{
DateTimeFormatInfo formatInfo = DateTimeMaskManager.GetGoodCalendarDateTimeFormatInfo(CultureInfo.CurrentCulture);
DateTimeMaskFormatInfo maskInfo = new DateTimeMaskFormatInfo(p_mask, formatInfo);
DateTime?dt = null;
if ((p_srcValue is DateTime) || (p_srcValue == null))
{
dt = (DateTime?)p_srcValue;
}
else if (p_srcValue is TimeSpan)
{
TimeSpan span = (TimeSpan)p_srcValue;
dt = (DateTime?)new DateTime(span.Ticks);
}
else
{
try
{
dt = new DateTime?(DateTime.Parse(p_srcValue.ToString(), CultureInfo.InvariantCulture));
}
catch
{ }
}
if (dt.HasValue)
{
return(maskInfo.Format(dt.Value));
}
return(string.Empty);
}
/// <summary>
///
/// </summary>
/// <param name="mask"></param>
/// <param name="isOperatorMask"></param>
/// <param name="culture"></param>
/// <param name="allowNull"></param>
public DateTimeMaskManager(string mask, bool isOperatorMask, CultureInfo culture, bool allowNull)
{
_AllowNull = true;
_cachedValue = new DateTime(0L);
_cachedIndex = -1;
_cachedDCP = -1;
_cachedDSA = -1;
_AllowNull = allowNull;
_IsOperatorMask = isOperatorMask;
_fInitialMask = mask;
_fInitialDateTimeFormatInfo = GetGoodCalendarDateTimeFormatInfo(culture);
_fFormatInfo = new DateTimeMaskFormatInfo(mask, _fInitialDateTimeFormatInfo);
CursorHome(false);
}