public SpreadsheetDocument()
{
this.TableCollection = new TableCollection();
this.Styles = new StyleCollection();
this.m_styleFactory = new StyleFactory(this);
this.CommonStyles = new StyleCollection();
this.Content = new ContentCollection();
this._graphics = new ArrayList();
this.FontList = new ArrayList();
this.EmbedObjects = new ArrayList ();
this.TableCollection.Inserted += TableCollection_Inserted;
this.TableCollection.Removed += TableCollection_Removed;
this.Content.Inserted += Content_Inserted;
this.Content.Removed += Content_Removed;
}