Mark a worksheet whose filter hides rows as in filter mode

Dami committed Sep 27909d761

Excel writes <sheetPr filterMode="1"/> when an AutoFilter is hiding
rows; do the same.

Co-Authored-By: Claude <noreply@anthropic.com>

commit: 909d761740b4ca7998b1321f25168282cca96bfe
parent: 11e97c537d90feef8ee40ed1e359a7e659d600da
author: Dami <dami.etoile@gmail.com>

1 file changed, +3 -0wrap lines

internal/fileio/xlsxwrite.go

+++

M internal/fileio/xlsxwrite.go +3 -0

@@ -66,6 +66,9 @@ func (w *xlsxWriter) unknownSheet(c SnapCell) (string, bool) {
6666 func (w *xlsxWriter) sheet(bw *bufio.Writer, ws string, snap *Snapshot, active bool) int {6767 	r := snap.Range6868 	bw.WriteString(xmlHead + `<worksheet xmlns="` + sheetMain + `" xmlns:r="` + officeRel + `">`)69+	if len(snap.HiddenRows) > 0 {70+		bw.WriteString(`<sheetPr filterMode="1"/>`) // a filter is hiding rows71+	}6972 	fmt.Fprintf(bw, `<dimension ref="%s%d:%s%d"/>`, excelColName(r.From.Col+1), r.From.Row+1, excelColName(r.To.Col+1), r.To.Row+1)7073 	writeSheetView(bw, snap, active)7174 	bw.WriteString(`<sheetFormatPr defaultRowHeight="15"/>`)