CSystemTime Class Reference
Detailed Description
A simple class that wraps, and initialises, and manipulates a SYSTEMTIME structure.
Public Member Functions | |
| CSystemTime () | |
| Construct a zero initialised SYSTEMTIME. | |
| CSystemTime (__int64 dateTime) | |
| Constructs a SYSTEMTIME with the specified date/time. | |
| CSystemTime (const FILETIME &fileTime) | |
| Constructs a SYSTEMTIME from a FILETIME... | |
| CSystemTime (const SYSTEMTIME &systemTime) | |
| Constructs a SYSTEMTIME with the specified SYSTEMTIME... | |
| CSystemTime (const _tstring &yyyymmddhhmmssmmm) | |
| Constructs a SYSTEMTIME with the specified date/time in "YYYYMMDD HHMMSS[MMM]" or "YYYYMMDD" or "HHMMSS[MMM]" or format (in all cases the millisecond time component is optional). | |
| void | GetSystemTime () |
| Calls the operating system's GetSystemTime() with this object. | |
| void | GetLocalTime () |
| Calls the operating system's GetLocalTime() with this object. | |
| void | CopyDateTo (SYSTEMTIME &destination) const |
| Copies just the date portion of this object to the supplied SYSTEMTIME. | |
| void | CopyTimeTo (SYSTEMTIME &destination) const |
| Copies just the time portion of this object to the supplied SYSTEMTIME. | |
| bool | TryParseDate (const _tstring &ddmmyyyy) |
| Attempts to parse a DDMMYYYY date into the current object, returns false on failure. | |
| void | ParseDate (const _tstring &ddmmyyyy) |
| Parses a DDMMYYYY date into the current object, throws an exception on failure. | |
| bool | TryParseTime (const _tstring &hhmmssmmm) |
| Attempts to parse an HHMMSS[MMM] time into the current object, returns false on failure (the millisecond time component is optional). | |
| void | ParseTime (const _tstring &hhmmssmmm) |
| Parses an HHMMSS[MMM] time into the current object, throws an exception on failure (the millisecond time component is optional). | |
| void | SetAsSystemTimeFromLocalTime (const SYSTEMTIME &localTime) |
| void | SetAsSystemTimeFromLocalTime (const SYSTEMTIME &localTime, const TIME_ZONE_INFORMATION &timeZoneInformation) |
| void | SetAsLocalTimeFromSystemTime (const SYSTEMTIME &systemTime) |
| void | SetAsLocalTimeFromSystemTime (const SYSTEMTIME &systemTime, const TIME_ZONE_INFORMATION &timeZoneInformation) |
| void | SetFromTimeT32 (__time32_t timet) |
| void | SetFromTimeT64 (__time64_t timet) |
| __time32_t | GetSystemTimeAsTimeT32 () const |
| __time64_t | GetSystemTimeAsTimeT64 () const |
| time_t | GetSystemTimeAsTimeT () const |
| __time32_t | GetLocalTimeAsTimeT32 () const |
| __time64_t | GetLocalTimeAsTimeT64 () const |
| time_t | GetLocalTimeAsTimeT () const |
| _tstring | GetAsYYYYMMDD () const |
| Returns the date in YYYYMMDD format. | |
| _tstring | GetAsHHMMSS () const |
| Returns the time HHMMSS format (and strips any milliseconds that may be present). | |
| _tstring | GetAsHHMMSSMMM () const |
| Returns the time HHMMSSMMM format (includes milliseconds). | |
| _tstring | GetAsDatabaseDateTimeStamp () const |
| Returns the time YYYY-MM-DD HH:MM:SS.MMM format (SQL Server Date/Time format). | |
| std::string | GetAsDatabaseDateTimeStampA () const |
| _tstring | GetAsHTTPDate () const |
| Returns the date/time in HTML format (Tue, 15 Nov 1994 08:12:31 GMT). | |
| std::string | GetAsHTTPDateA () const |
| bool | ContainsDate () const |
| bool | IsValid () const |
| void | SetToBaseDate () |
| Sets the object's date portion to the base date for a SYSTEMTIME, 1st Jan 1601. | |
| __int64 | GetAsInt64 () const |
| Gets the SYSTEMTIME as an Int64 value representing the number of 100-nanosecond intervals since January 1, 1601 (UTC). | |
| __int64 | GetDateAsInt64 () const |
| Gets the date portion of this SYSTEMTIME as an Int64 value representing the number of 100-nanosecond intervals since January 1, 1601 (UTC). | |
| __int64 | GetTimeAsInt64 () const |
| Gets the time portion of this SYSTEMTIME as an Int64 value representing the number of 100-nanosecond intervals since the day began. | |
| __int64 | GetAsMilliseconds () const |
| Gets the SYSTEMTIME as an Int64 value representing the number of milliseconds since January 1, 1601 (UTC). | |
| __int64 | GetDateAsMilliseconds () const |
| Gets the date portion of this SYSTEMTIME as an Int64 value representing the number of milliseconds since January 1, 1601 (UTC). | |
| __int64 | GetTimeAsMilliseconds () const |
| Gets the time portion of this SYSTEMTIME as an Int64 value representing the number of milliseconds since the day began. | |
| void | AddDays (int days) |
| Adds the specified number of months to the date. | |
| void | AddMonths (int months) |
| Adds the specified number of months to the date. | |
| void | AddYears (int years) |
| Adds the specified number of years to the date. | |
| WORD | GetDaysInMonth () const |
| Returns the number of days in the month. | |
| bool | IsLeapYear () const |
| Returns true if the year is a leap year. | |
| int | GetYearsDifferent (const SYSTEMTIME &secondDate) const |
| Returns the number of complete years between the two dates. | |
| int | GetMonthsDifferent (const SYSTEMTIME &secondDate) const |
| Returns the number of complete months between the two dates. | |
| int | GetDaysDifferent (const SYSTEMTIME &secondDate) const |
| Returns the number of days between the two dates. | |
Static Public Member Functions | |
| static void | GetSystemTime (SYSTEMTIME &systemTime) |
| static void | GetLocalTime (SYSTEMTIME &systemTime) |
| static WORD | GetDaysInMonth (WORD year, WORD month) |
| Returns the number of days in the specified month. | |
| static WORD | GetDaysInMonth (const SYSTEMTIME &date) |
| Returns the number of days in the month of the supplied date. | |
| static bool | IsLeapYear (WORD year) |
| Returns true if the supplied year is a leap year. | |
| static bool | IsLeapYear (const SYSTEMTIME &date) |
| Returns true if the supplied date is in a leap year. | |
| static int | GetYearsDifferent (const SYSTEMTIME &firstDate, const SYSTEMTIME &secondDate) |
| Returns the number of complete years between the two dates. | |
| static int | GetMonthsDifferent (const SYSTEMTIME &firstDate, const SYSTEMTIME &secondDate) |
| Returns the number of complete months between the two dates. | |
| static int | GetDaysDifferent (const SYSTEMTIME &firstDate, const SYSTEMTIME &secondDate) |
| Returns the number of days between the two dates. | |
| static void | CopyDateTo (const SYSTEMTIME &source, SYSTEMTIME &destination) |
| Copies just the date portion of the source to the destination. | |
| static void | CopyTimeTo (const SYSTEMTIME &source, SYSTEMTIME &destination) |
| Copies just the time portion of the source to the destination. | |
| static __int64 | GetAsInt64 (const SYSTEMTIME &source) |
| Gets the SYSTEMTIME as an Int64 value representing the number of 100-nanosecond intervals since January 1, 1601 (UTC). | |
| static __int64 | GetDateAsInt64 (const SYSTEMTIME &source) |
| Gets the date portion of this SYSTEMTIME as an Int64 value representing the number of 100-nanosecond intervals since January 1, 1601 (UTC). | |
| static __int64 | GetTimeAsInt64 (const SYSTEMTIME &source) |
| Gets the time portion of this SYSTEMTIME as an Int64 value representing the number of 100-nanosecond intervals since the day began. | |
| static __int64 | GetAsMilliseconds (const SYSTEMTIME &source) |
| Gets the SYSTEMTIME as an Int64 value representing the number of milliseconds since January 1, 1601 (UTC). | |
| static __int64 | GetDateAsMilliseconds (const SYSTEMTIME &source) |
| Gets the date portion of this SYSTEMTIME as an Int64 value representing the number of milliseconds since January 1, 1601 (UTC). | |
| static __int64 | GetTimeAsMilliseconds (const SYSTEMTIME &source) |
| Gets the time portion of this SYSTEMTIME as an Int64 value representing the number of milliseconds since the day began. | |
| static _tstring | GetLocalTimeNowTimestamp () |
| static std::string | GetLocalTimeNowTimestampA () |
Static Public Attributes | |
| static JETBYTE_CONSTEXPR __int64 | IntervalsInAMillisecond = 10000 |
| The number of Int64 intervals in a Millisecond, you can use this to convert between the Int64 values returned and Milliseconds. | |
Classes | |
| class | DateDifference |
| A simple class that helps to manipluate the difference in date (only) between two SYSTEMTIMEs. More... | |
| class | TimeDifference |
| A simple class that helps to manipluate the difference in time (only) between two SYSTEMTIMEs. More... | |
Constructor & Destructor Documentation
| CSystemTime | ( | ) |
Construct a zero initialised SYSTEMTIME.
| CSystemTime | ( | __int64 | dateTime | ) | [explicit] |
Constructs a SYSTEMTIME with the specified date/time.
| CSystemTime | ( | const FILETIME & | fileTime | ) | [explicit] |
Constructs a SYSTEMTIME from a FILETIME...
| CSystemTime | ( | const SYSTEMTIME & | systemTime | ) | [explicit] |
Constructs a SYSTEMTIME with the specified SYSTEMTIME...
| CSystemTime | ( | const _tstring & | yyyymmddhhmmssmmm | ) | [explicit] |
Constructs a SYSTEMTIME with the specified date/time in "YYYYMMDD HHMMSS[MMM]" or "YYYYMMDD" or "HHMMSS[MMM]" or format (in all cases the millisecond time component is optional).
Member Function Documentation
| void GetSystemTime | ( | SYSTEMTIME & | systemTime | ) | [static] |
| void GetLocalTime | ( | SYSTEMTIME & | systemTime | ) | [static] |
| void GetSystemTime | ( | ) |
Calls the operating system's GetSystemTime() with this object.
| void GetLocalTime | ( | ) |
Calls the operating system's GetLocalTime() with this object.
| void CopyDateTo | ( | SYSTEMTIME & | destination | ) | const |
Copies just the date portion of this object to the supplied SYSTEMTIME.
| void CopyTimeTo | ( | SYSTEMTIME & | destination | ) | const |
Copies just the time portion of this object to the supplied SYSTEMTIME.
Attempts to parse a DDMMYYYY date into the current object, returns false on failure.
| void ParseDate | ( | const _tstring & | ddmmyyyy | ) |
Parses a DDMMYYYY date into the current object, throws an exception on failure.
Attempts to parse an HHMMSS[MMM] time into the current object, returns false on failure (the millisecond time component is optional).
| void ParseTime | ( | const _tstring & | hhmmssmmm | ) |
Parses an HHMMSS[MMM] time into the current object, throws an exception on failure (the millisecond time component is optional).
| void SetAsSystemTimeFromLocalTime | ( | const SYSTEMTIME & | localTime | ) |
| void SetAsSystemTimeFromLocalTime | ( | const SYSTEMTIME & | localTime, | |
| const TIME_ZONE_INFORMATION & | timeZoneInformation | |||
| ) |
| void SetAsLocalTimeFromSystemTime | ( | const SYSTEMTIME & | systemTime | ) |
| void SetAsLocalTimeFromSystemTime | ( | const SYSTEMTIME & | systemTime, | |
| const TIME_ZONE_INFORMATION & | timeZoneInformation | |||
| ) |
| void SetFromTimeT32 | ( | __time32_t | timet | ) |
| void SetFromTimeT64 | ( | __time64_t | timet | ) |
| __time32_t GetSystemTimeAsTimeT32 | ( | ) | const |
| __time64_t GetSystemTimeAsTimeT64 | ( | ) | const |
| time_t GetSystemTimeAsTimeT | ( | ) | const [inline] |
| __time32_t GetLocalTimeAsTimeT32 | ( | ) | const |
| __time64_t GetLocalTimeAsTimeT64 | ( | ) | const |
| time_t GetLocalTimeAsTimeT | ( | ) | const [inline] |
| _tstring GetAsYYYYMMDD | ( | ) | const |
Returns the date in YYYYMMDD format.
| _tstring GetAsHHMMSS | ( | ) | const |
Returns the time HHMMSS format (and strips any milliseconds that may be present).
| _tstring GetAsHHMMSSMMM | ( | ) | const |
Returns the time HHMMSSMMM format (includes milliseconds).
| _tstring GetAsDatabaseDateTimeStamp | ( | ) | const |
Returns the time YYYY-MM-DD HH:MM:SS.MMM format (SQL Server Date/Time format).
| string GetAsDatabaseDateTimeStampA | ( | ) | const |
| _tstring GetAsHTTPDate | ( | ) | const |
Returns the date/time in HTML format (Tue, 15 Nov 1994 08:12:31 GMT).
| string GetAsHTTPDateA | ( | ) | const |
| bool ContainsDate | ( | ) | const |
| bool IsValid | ( | ) | const |
| void SetToBaseDate | ( | ) |
Sets the object's date portion to the base date for a SYSTEMTIME, 1st Jan 1601.
| __int64 GetAsInt64 | ( | ) | const |
Gets the SYSTEMTIME as an Int64 value representing the number of 100-nanosecond intervals since January 1, 1601 (UTC).
| __int64 GetDateAsInt64 | ( | ) | const |
Gets the date portion of this SYSTEMTIME as an Int64 value representing the number of 100-nanosecond intervals since January 1, 1601 (UTC).
| __int64 GetTimeAsInt64 | ( | ) | const |
Gets the time portion of this SYSTEMTIME as an Int64 value representing the number of 100-nanosecond intervals since the day began.
| __int64 GetAsMilliseconds | ( | ) | const |
Gets the SYSTEMTIME as an Int64 value representing the number of milliseconds since January 1, 1601 (UTC).
| __int64 GetDateAsMilliseconds | ( | ) | const |
Gets the date portion of this SYSTEMTIME as an Int64 value representing the number of milliseconds since January 1, 1601 (UTC).
| __int64 GetTimeAsMilliseconds | ( | ) | const |
Gets the time portion of this SYSTEMTIME as an Int64 value representing the number of milliseconds since the day began.
| void AddDays | ( | int | days | ) |
Adds the specified number of months to the date.
| void AddMonths | ( | int | months | ) |
Adds the specified number of months to the date.
| void AddYears | ( | int | years | ) |
Adds the specified number of years to the date.
| WORD GetDaysInMonth | ( | ) | const |
Returns the number of days in the month.
| bool IsLeapYear | ( | ) | const |
Returns true if the year is a leap year.
| int GetYearsDifferent | ( | const SYSTEMTIME & | secondDate | ) | const |
Returns the number of complete years between the two dates.
| int GetMonthsDifferent | ( | const SYSTEMTIME & | secondDate | ) | const |
Returns the number of complete months between the two dates.
| int GetDaysDifferent | ( | const SYSTEMTIME & | secondDate | ) | const |
Returns the number of days between the two dates.
Returns the number of days in the specified month.
| WORD GetDaysInMonth | ( | const SYSTEMTIME & | date | ) | [static] |
Returns the number of days in the month of the supplied date.
| bool IsLeapYear | ( | const SYSTEMTIME & | date | ) | [static] |
Returns true if the supplied date is in a leap year.
| int GetYearsDifferent | ( | const SYSTEMTIME & | firstDate, | |
| const SYSTEMTIME & | secondDate | |||
| ) | [static] |
Returns the number of complete years between the two dates.
| int GetMonthsDifferent | ( | const SYSTEMTIME & | firstDate, | |
| const SYSTEMTIME & | secondDate | |||
| ) | [static] |
Returns the number of complete months between the two dates.
| int GetDaysDifferent | ( | const SYSTEMTIME & | firstDate, | |
| const SYSTEMTIME & | secondDate | |||
| ) | [static] |
Returns the number of days between the two dates.
| void CopyDateTo | ( | const SYSTEMTIME & | source, | |
| SYSTEMTIME & | destination | |||
| ) | [static] |
Copies just the date portion of the source to the destination.
| void CopyTimeTo | ( | const SYSTEMTIME & | source, | |
| SYSTEMTIME & | destination | |||
| ) | [static] |
Copies just the time portion of the source to the destination.
| __int64 GetAsInt64 | ( | const SYSTEMTIME & | source | ) | [static] |
Gets the SYSTEMTIME as an Int64 value representing the number of 100-nanosecond intervals since January 1, 1601 (UTC).
| __int64 GetDateAsInt64 | ( | const SYSTEMTIME & | source | ) | [static] |
Gets the date portion of this SYSTEMTIME as an Int64 value representing the number of 100-nanosecond intervals since January 1, 1601 (UTC).
| __int64 GetTimeAsInt64 | ( | const SYSTEMTIME & | source | ) | [static] |
Gets the time portion of this SYSTEMTIME as an Int64 value representing the number of 100-nanosecond intervals since the day began.
| __int64 GetAsMilliseconds | ( | const SYSTEMTIME & | source | ) | [static] |
Gets the SYSTEMTIME as an Int64 value representing the number of milliseconds since January 1, 1601 (UTC).
| __int64 GetDateAsMilliseconds | ( | const SYSTEMTIME & | source | ) | [static] |
Gets the date portion of this SYSTEMTIME as an Int64 value representing the number of milliseconds since January 1, 1601 (UTC).
| __int64 GetTimeAsMilliseconds | ( | const SYSTEMTIME & | source | ) | [static] |
Gets the time portion of this SYSTEMTIME as an Int64 value representing the number of milliseconds since the day began.
| _tstring GetLocalTimeNowTimestamp | ( | ) | [static] |
| string GetLocalTimeNowTimestampA | ( | ) | [static] |
Member Data Documentation
JETBYTE_CONSTEXPR __int64 IntervalsInAMillisecond = 10000 [static] |
The number of Int64 intervals in a Millisecond, you can use this to convert between the Int64 values returned and Milliseconds.
