次の方法で共有

IWMDMStorage::GetDate

  • [アーティクル]
banner art

The GetDate method retrieves the date when the storage was last modified.

Syntax

HRESULT GetDate(PWMDMDATETIMEpDateTimeUTC);

Parameters

pDateTimeUTC

[out]  Pointer to a WMDMDATETIME structure specifying the date on which the storage object (file or folder) was last modified.

Return Values

The method returns an HRESULT. All the interface methods in Windows Media Device Manager can return any of the following classes of error codes:

  • Standard COM error codes
  • Windows error codes converted to HRESULT values
  • Windows Media Device Manager error codes

For an extenstive list of possible error codes, see Error Codes.

Possible values include, but are not limited to, those in the following table.

Return code Description
S_OK The method succeeded.
E_INVALIDARG The parameter is an invalid or NULL pointer.
E_FAIL An unspecified error occurred.

Remarks

The time is specified in coordinated universal time.

Example Code

The following C++ code gets the "last modified" value from a storage passed in.

// Get the "Last Modified" date
WMDMDATETIME lastModified;
hr = pStorage->GetDate(&lastModified);
// TODO: Display the last modified month, day, and year.

Requirements

Header: Defined in mswmdm.h.

Library: mssachlp.lib

See Also