Spread 8.0 Documentation
SS_VQUERYDATA Structure
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DLL Reference > DLL Structures > SS_VQUERYDATA Structure

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SS_VQUERYDATA Structure


See Also

Applies To

fpSpread control

Definition

typedef struct ss_vquerydata
    {
    SS_COORD Row;
    SS_COORD RowsNeeded;
    SS_COORD RowsLoaded;
    WORD wDirection;
    BOOL fAtTop;
    BOOL fAtBottom;
    } SS_VQUERYDATA, FAR *LPSS_VQUERYDATA;

Fields

The following fields are available:

Field Description
Row Virtual top row to begin assignment of data
RowsNeeded Number of rows requested
RowsLoaded Application should set the number of rows loaded before returning
wDirection Direction to retrieve data
Choose one of the following values:
Constant Description
SS_VDOWN The next group of data is needed.
SS_VUP The previous group of data is needed.
SS_VTOP The first group of data is needed.
SS_VBOTTOM The last group of data is needed.
SS_VREFRESH Used if the contents of the buffer are being refreshed as a result of the SSVRefreshBuffer function.
fAtTop Application should set this flag to TRUE if the top of the data has been reached
fAtBottom Application should set this flag to TRUE if the bottom of the data has been reached

Remarks

This structure is used with the SSM_VQUERYDATA message to inform the application that the sheet needs more data when the sheet is in virtual mode.

See Also

Customizing Virtual Mode

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