Initial commit of the ClosedXML library

Establishes the foundational structure, core Excel functionality, and tooling. - Implements base components for cells, ranges, columns, and rows. - Integrates a custom calculation engine with a wide range of Excel functions. - Adds comprehensive support for styling, conditional formatting, data validation, comments, pictures, and charts. - Configures build setup, project metadata (NuGet), and developer guidelines. - Includes editor and Git attributes for consistent code style and line endings.
2026-06-23 11:02:53 -05:00
parent 28bc05cf54
commit 2cd6df6481
1092 changed files with 97270 additions and 408 deletions
@@ -0,0 +1,86 @@
+using System;
+using ClosedXML.Excel;
+
+
+namespace ClosedXML_Examples.Misc
+{
+    public class Outline : IXLExample
+    {
+        #region Variables
+
+        // Public
+
+        // Private
+
+
+        #endregion
+
+        #region Properties
+
+        // Public
+
+        // Private
+
+        // Override
+
+
+        #endregion
+
+        #region Events
+
+        // Public
+
+        // Private
+
+        // Override
+
+
+        #endregion
+
+        #region Methods
+
+        // Public
+        public void Create(String filePath)
+        {
+            var wb = new XLWorkbook();
+            var ws = wb.Worksheets.Add("Outline");
+
+            ws.Outline.SummaryHLocation = XLOutlineSummaryHLocation.Right;
+            ws.Columns(2, 6).Group(); // Create an outline (level 1) for columns 2-6
+            ws.Columns(2, 4).Group(); // Create an outline (level 2) for columns 2-4
+            ws.Column(2).Ungroup(true); // Remove column 2 from all outlines
+
+            ws.Outline.SummaryVLocation = XLOutlineSummaryVLocation.Bottom;
+            ws.Rows(1, 5).Group(); // Create an outline (level 1) for rows 1-5
+            ws.Rows(1, 4).Group(); // Create an outline (level 2) for rows 1-4
+            ws.Rows(1, 4).Collapse(); // Collapse rows 1-4
+            ws.Rows(1, 2).Group(); // Create an outline (level 3) for rows 1-2
+            ws.Rows(1, 2).Ungroup(); // Ungroup rows 1-2 from their last outline
+
+            // You can also Collapse/Expand specific outline levels
+            // 
+            // ws.CollapseRows(Int32 outlineLevel)
+            // ws.CollapseColumns(Int32 outlineLevel)
+            //
+            // ws.ExpandRows(Int32 outlineLevel)
+            // ws.ExpandColumns(Int32 outlineLevel)
+
+            // And you can also Collapse/Expand ALL outline levels in one shot
+            // 
+            // ws.CollapseRows()
+            // ws.CollapseColumns()
+            //
+            // ws.ExpandRows()
+            // ws.ExpandColumns()
+
+            wb.SaveAs(filePath);
+        }
+
+        // Private
+
+        // Override
+
+
+        #endregion
+    }
+}