/// <summary>
/// Constructor
/// </summary>
public GetStorageStatusForm()
{
InitializeComponent();
// Field initialization
_req = new LJV7IF_GET_STRAGE_STATUS_REQ();
}
uint GetStorageProfileCount()
{
try
{
LJV7IF_GET_STRAGE_STATUS_REQ req = new LJV7IF_GET_STRAGE_STATUS_REQ()
{
dwRdArea = 0
};
// @Point
// # dwReadArea is the target surface to read.
// The target surface to read indicates where in the internal memory usage area to read.
// # The method to use in specifying dwReadArea varies depending on how internal memory is allocated.
// * Double buffer
// 0 indicates the active surface, 1 indicates surface A, and 2 indicates surface B.
// * Entire area (overwrite)
// Fixed to 1
// * Entire area (do not overwrite)
// After a setting modification, data is saved in surfaces 1, 2, 3, and so on in order, and 0 is set as the active surface.
// # For details, see "9.2.9.2 Internal memory."
LJV7IF_GET_STRAGE_STATUS_RSP rsp = new LJV7IF_GET_STRAGE_STATUS_RSP();
LJV7IF_STORAGE_INFO storageInfo = new LJV7IF_STORAGE_INFO();
uint profileCount = 0;
rc = (Rc)NativeMethods.LJV7IF_GetStorageStatus(_currentDeviceId, ref req, ref rsp, ref storageInfo);
CheckReturnValue(rc);
profileCount = storageInfo.dwStorageCnt;
return(profileCount);
// @Point
// # Terminology
// * Base time … time expressed with 32 bits (<- the time when the setting was changed)
// * Accumulated date and time … counter value that indicates the elapsed time, in units of 10 ms, from the base time
// # The accumulated date and time are stored in the accumulated data.
// # The accumulated time of read data is calculated as shown below.
// Accumulated time = "base time (stBaseTime of LJV7IF_GET_STORAGE_RSP)" + "accumulated date and time × 10 ms"
}
catch (Exception)
{
throw;
}
}