From 08ba2723fe6978a3e62e55f5a8cd0f856b1ecb6f Mon Sep 17 00:00:00 2001
From: xuri <xuri.me@gmail.com>
Date: Thu, 18 May 2023 20:33:16 +0800
Subject: [PATCH] This closes #1536, support fallback to default column width
 in sheet format property

---
 col.go      | 6 ++++++
 col_test.go | 9 +++++++++
 2 files changed, 15 insertions(+)

diff --git a/col.go b/col.go
index e396005b..4d19a2aa 100644
--- a/col.go
+++ b/col.go
@@ -657,6 +657,9 @@ func (f *File) getColWidth(sheet string, col int) int {
 			return int(convertColWidthToPixels(width))
 		}
 	}
+	if ws.SheetFormatPr != nil && ws.SheetFormatPr.DefaultColWidth > 0 {
+		return int(convertColWidthToPixels(ws.SheetFormatPr.DefaultColWidth))
+	}
 	// Optimization for when the column widths haven't changed.
 	return int(defaultColWidthPixels)
 }
@@ -715,6 +718,9 @@ func (f *File) GetColWidth(sheet, col string) (float64, error) {
 			return width, err
 		}
 	}
+	if ws.SheetFormatPr != nil && ws.SheetFormatPr.DefaultColWidth > 0 {
+		return ws.SheetFormatPr.DefaultColWidth, err
+	}
 	// Optimization for when the column widths haven't changed.
 	return defaultColWidth, err
 }
diff --git a/col_test.go b/col_test.go
index 335bee06..ce7c3808 100644
--- a/col_test.go
+++ b/col_test.go
@@ -366,6 +366,15 @@ func TestColWidth(t *testing.T) {
 	assert.Equal(t, defaultColWidth, width)
 	assert.NoError(t, err)
 
+	ws, ok := f.Sheet.Load("xl/worksheets/sheet1.xml")
+	assert.True(t, ok)
+	ws.(*xlsxWorksheet).SheetFormatPr = &xlsxSheetFormatPr{DefaultColWidth: 10}
+	ws.(*xlsxWorksheet).Cols = nil
+	width, err = f.GetColWidth("Sheet1", "A")
+	assert.NoError(t, err)
+	assert.Equal(t, 10.0, width)
+	assert.Equal(t, 76, f.getColWidth("Sheet1", 1))
+
 	// Test set and get column width with illegal cell reference
 	width, err = f.GetColWidth("Sheet1", "*")
 	assert.Equal(t, defaultColWidth, width)