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Forums » Prof-UIS Tech Support » Clearing CExtReportGridWnd Collapse All
Subject Author Date
David Skok Aug 11, 2006 - 6:14 AM

What calls are required to clear out all rows and columns in a CExtReportGridWnd before reloading with a new set of column and row data. The column headings need to be removed and replaced with new ones also.

Technical Support Aug 14, 2006 - 6:31 AM

To reinitialize the content of the report grid control, remove all the items (rows), columns (fields), sort order and focus/selection:

CExtReportGridWnd & wndGrid = . . .
LONG nColCount = wndGrid.ColumnCountGet(), nRowCount = wndGrid.RowCountGet();
    if( nRowCount > 0 )
    {
        wndGrid.SelectionUnset( false, false );
        wndGrid.ReportItemUnRegisterSelection( false );
    }
    wndGrid.SelectionUnset( false, false );
    wndGrid.FocusUnset( false );
    wndGrid.ReportColumnUnRegister( NULL, NULL, false );