public void AddCell(Cell cell)
{
Cell match = (from c in this.cells
where c.Column.Index == cell.Column.Index
select c).SingleOrDefault();
if (match == null)
{
cell.Row = this;
this.cells.Add(cell);
}
}
private void Load(ZipArchiveEntry entry)
{
XDocument document = XDocument.Load(entry.Open());
XElement root = document.Root;
XNamespace ns = NS_MAIN;
// Find hidden columns
List<int> hiddenColumns = GetHiddenColumns(root, ns);
// Loop throgh rows
XElement sheetData = root.Element(ns + "sheetData");
foreach (XElement eRow in sheetData.Elements(ns + "row"))
{
// Skip empty rows
if (eRow.Descendants(ns + "v").Count() == 0)
continue;
// Set row properties
XAttribute attr1 = eRow.Attribute("r");
XAttribute attr2 = eRow.Attribute("hidden");
int index = Convert.ToInt16(attr1.Value);
bool hidden = (attr2 != null && attr2.Value == "1") ? true : false;
Row row = new Row(index, hidden);
// Loop through cells on row
foreach (XElement eCell in eRow.Elements(ns + "c"))
{
// Skip empty cells
XElement xValue = eCell.Element(ns + "v");
if (xValue == null)
continue;
// Get cell position
string position = eCell.Attribute("r").Value;
Match match = Regex.Match(position, @"([A-Z]+)(\d+)");
string letters = match.Groups[1].Value;
string numbers = match.Groups[2].Value;
int columnIndex = GetColumnIndex(letters);
int rowIndex = Convert.ToInt16(numbers);
// Get cell content
int number = Convert.ToInt16(xValue.Value);
string sharedString = string.Empty;
this.workbook.SharedStrings.TryGetValue(number, out sharedString);
// Make column
Column column = GetColumn(columnIndex);
column.Hidden = (hiddenColumns.Contains(columnIndex)) ? true : false;
// Make cell
Cell cell = new Cell(sharedString);
cell.Column = column;
cell.Row = row;
// Add cell to row and column
row.AddCell(cell);
column.AddCell(cell);
// Add rows and column to sheet
this.AddRow(row);
this.AddColumn(column);
/* We add rows and columns multiple times here and let
* the add methods filter out existing ones. */
}
}
}