RetroZilla/intl/locale/idl/nsIScriptableDateFormat.idl

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#include "nsISupports.idl"

typedef long nsDateFormatSelector;
%{ C++
enum
{
    kDateFormatNone = 0,            // do not include the date  in the format string
    kDateFormatLong,                // provides the long date format for the given locale
    kDateFormatShort,               // provides the short date format for the given locale
    kDateFormatYearMonth,           // formats using only the year and month 
    kDateFormatWeekday              // week day (e.g. Mon, Tue)
};
%}

typedef long nsTimeFormatSelector;
%{ C++
enum
{
    kTimeFormatNone = 0,            // don't include the time in the format string
    kTimeFormatSeconds,             // provides the time format with seconds in the  given locale 
    kTimeFormatNoSeconds,           // provides the time format without seconds in the given locale 
    kTimeFormatSecondsForce24Hour,  // forces the time format to use the 24 clock, regardless of the locale conventions
    kTimeFormatNoSecondsForce24Hour // forces the time format to use the 24 clock, regardless of the locale conventions
};
%}

%{C++
// Define Contractid and CID
// {2EA2E7D0-4095-11d3-9144-006008A6EDF6}
#define NS_SCRIPTABLEDATEFORMAT_CID \
{ 0x2ea2e7d0, 0x4095, 0x11d3, { 0x91, 0x44, 0x0, 0x60, 0x8, 0xa6, 0xed, 0xf6 } }

#define NS_SCRIPTABLEDATEFORMAT_CONTRACTID "@mozilla.org/intl/scriptabledateformat;1"

extern NS_IMETHODIMP
NS_NewScriptableDateFormat(nsISupports* aOuter, REFNSIID aIID, void** aResult);
%}

[scriptable, uuid(0c89efb0-1aae-11d3-9141-006008a6edf6)]
interface nsIScriptableDateFormat : nsISupports {

    const long dateFormatNone = 0;                 // do not include the date  in the format string
    const long dateFormatLong =1;                  // provides the long date format for the given locale
    const long dateFormatShort =2;                 // provides the short date format for the given locale
    const long dateFormatYearMonth =3;             // formats using only the year and month 
    const long dateFormatWeekday = 4;              // week day (e.g. Mon, Tue)

	// Notes:
	// The original definitions of dateFormatLong and dateFormatShort are from windows platform. 
	// dateFormatLong output will be like: Wednesday, January 29, 2003 4:02:14 PM
	// dateFormatShort output will be like: 1/29/03 4:02:14 PM
	// On platforms like Linux and OS2, it is rather difficult to achieve exact same output, and since we are aiming 
	// at human readers, it does not make sense to achieve exact same result. We should do just enough as the platform
	// allow us to do, unless there is other strong reasons for other approaches. 

    const long timeFormatNone = 0;                 // don't include the time in the format string
    const long timeFormatSeconds = 1;              // provides the time format with seconds in the  given locale 
    const long timeFormatNoSeconds = 2;            // provides the time format without seconds in the given locale
    const long timeFormatSecondsForce24Hour = 3;   // forces the time format to use the 24 clock, regardless of the locale conventions
    const long timeFormatNoSecondsForce24Hour = 4; // forces the time format to use the 24 clock, regardless of the locale conventions

    // format date and time, locale is language country pair (e.g. en-US) or empty string for application default
    wstring FormatDateTime(in wstring locale, 
                           in long dateFormatSelector, 
                           in long timeFormatSelector,
                           in long year, 
                           in long month, 
                           in long day, 
                           in long hour, 
                           in long minute, 
                           in long second);
    // format date, locale is language country pair (e.g. en-US) or empty string for application default
    wstring FormatDate(in wstring locale, 
                       in long dateFormatSelector, 
                       in long year, 
                       in long month, 
                       in long day);
    // format time, locale is language country pair (e.g. en-US) or empty string for application default
    wstring FormatTime(in wstring locale, 
                       in long timeFormatSelector,
                       in long hour, 
                       in long minute, 
                       in long second);
};