public static SpreadSheetRegistrySingleton GetInstance()
{
if (_instance == null)
{
lock (_initLock)
{
if (_instance == null)
{
_instance = new SpreadSheetRegistrySingleton();
}
}
}
return _instance;
}
public static SpreadSheetRegistrySingleton GetInstance()
{
if (_instance == null)
{
lock (_initLock)
{
if (_instance == null)
{
_instance = new SpreadSheetRegistrySingleton();
}
}
}
return(_instance);
}
public static ISpreadSheet Load(string filename)
{
SimpleSpreadsheet sheet;
using (FileStream stream = File.OpenRead(filename))
{
BinaryFormatter formatter = new BinaryFormatter();
sheet = (SimpleSpreadsheet)formatter.Deserialize(stream);
SpreadSheetRegistrySingleton.GetInstance().RegisterSheet(sheet.Name, sheet);
}
return(sheet);
}
public SimpleSpreadsheet(string name)
{
this.name = name;
SpreadSheetRegistrySingleton.GetInstance().RegisterSheet(name, this);
}
