This closes #1296, add new function `GetRowOpts` for stream reader (#1297)

- Support get rows properties by `GetRowOpts` function
- New exported constant `MaxCellStyles`

1 files changed, 24 insertions, 0 deletions

diff --git a/rows.go b/rows.go
index 853c8f7..457f59b 100644
--- a/rows.go
+++ b/rows.go
@@ -80,12 +80,14 @@ type Rows struct {
 	sst                     *xlsxSST
 	decoder                 *xml.Decoder
 	token                   xml.Token
+	curRowOpts, seekRowOpts RowOpts
 }
 
 // Next will return true if find the next row element.
 func (rows *Rows) Next() bool {
 	rows.seekRow++
 	if rows.curRow >= rows.seekRow {
+		rows.curRowOpts = rows.seekRowOpts
 		return true
 	}
 	for {
@@ -101,6 +103,7 @@ func (rows *Rows) Next() bool {
 					rows.curRow = rowNum
 				}
 				rows.token = token
+				rows.curRowOpts = extractRowOpts(xmlElement.Attr)
 				return true
 			}
 		case xml.EndElement:
@@ -111,6 +114,11 @@ func (rows *Rows) Next() bool {
 	}
 }
 
+// GetRowOpts will return the RowOpts of the current row.
+func (rows *Rows) GetRowOpts() RowOpts {
+	return rows.curRowOpts
+}
+
 // Error will return the error when the error occurs.
 func (rows *Rows) Error() error {
 	return rows.err
@@ -151,6 +159,8 @@ func (rows *Rows) Columns(opts ...Options) ([]string, error) {
 				} else if rows.token == nil {
 					rows.curRow++
 				}
+				rows.token = token
+				rows.seekRowOpts = extractRowOpts(xmlElement.Attr)
 				if rows.curRow > rows.seekRow {
 					rows.token = nil
 					return rowIterator.columns, rowIterator.err
@@ -170,6 +180,20 @@ func (rows *Rows) Columns(opts ...Options) ([]string, error) {
 	return rowIterator.columns, rowIterator.err
 }
 
+func extractRowOpts(attrs []xml.Attr) RowOpts {
+	rowOpts := RowOpts{Height: defaultRowHeight}
+	if styleID, err := attrValToInt("s", attrs); err == nil && styleID > 0 && styleID < MaxCellStyles {
+		rowOpts.StyleID = styleID
+	}
+	if hidden, err := attrValToBool("hidden", attrs); err == nil {
+		rowOpts.Hidden = hidden
+	}
+	if height, err := attrValToFloat("ht", attrs); err == nil {
+		rowOpts.Height = height
+	}
+	return rowOpts
+}
+
 // appendSpace append blank characters to slice by given length and source slice.
 func appendSpace(l int, s []string) []string {
 	for i := 1; i < l; i++ {