/// <summary>
/// Call this method to persist the current layout to disk.
/// </summary>
public string SaveLayout()
{
if (DockManager.IsLoaded)
{
// Save pads
List<string> padNamesList = new List<string>();
foreach (IPad pad in Pads)
{
// We have to save all the pad names that have ever been
// shown even if they're hidden now or else the layout
// manager won't remember where they are when shown again.
padNamesList.Add(pad.Name);
}
string padNames = String.Join(",", padNamesList.ToArray());
// Save documents
DocumentList docNamesList = new DocumentList();
foreach (IDocument doc in Documents)
{
docNamesList.AddItem(
new DocumentItem(doc.Name, doc.Memento)
);
}
XmlSerializer s = new XmlSerializer(typeof(DocumentList));
StringWriter sw = new StringWriter();
s.Serialize(sw, docNamesList);
string docNames = sw.ToString();
sw.Close();
// Save layout
StringWriter swLayout = new StringWriter();
DockManager.SaveLayout(swLayout);
string layout = swLayout.ToString();
swLayout.Close();
// encode it to base 64 so we don't have to worry about control codes
byte[] encbuf;
encbuf = System.Text.Encoding.Unicode.GetBytes(padNames);
string padNamesEncoded = Convert.ToBase64String(encbuf);
encbuf = System.Text.Encoding.Unicode.GetBytes(docNames);
string docNamesEncoded = Convert.ToBase64String(encbuf);
encbuf = System.Text.Encoding.Unicode.GetBytes(layout);
string layoutEncoded = Convert.ToBase64String(encbuf);
// "The base-64 digits in ascending order from zero are the uppercase
// characters "A" to "Z", the lowercase characters "a" to "z",
// the numerals "0" to "9", and the symbols "+" and "/".
// The valueless character, "=", is used for trailing padding."
return padNamesEncoded + "." + docNamesEncoded + "." + layoutEncoded;
}
else
{
throw new InvalidOperationException("The DockManager isn't loaded yet.");
}
}