public PresentationContextList LoadSettings( )
{
PresentationContextList list;
if (null == _optionsAgent)
{
_optionsAgent = GetOptionsDataAccessAgent( );
}
if (null != _optionsAgent && _optionsAgent.OptionExits(_settingsKeyName))
{
list = _optionsAgent.Get <PresentationContextList>(_settingsKeyName, null, new Type[0]);
}
else
{
list = new PresentationContextList();
list.Default();
if (null != _optionsAgent)
{
_optionsAgent.Set <PresentationContextList> (_settingsKeyName, list, new Type[0]);
}
}
return(list);
}
private PresentationContextList Clone(PresentationContextList options)
{
try
{
//
// Don't serialize a null object, simply return the default for that object
//
if (Object.ReferenceEquals(options, null))
{
return(null);
}
if (!options.GetType().IsSerializable)
{
throw new ArgumentException("The type must be serializable.", "source");
}
AppDomain.CurrentDomain.AssemblyResolve += new ResolveEventHandler(CurrentDomain_AssemblyResolve);
IFormatter formatter = new BinaryFormatter();
Stream stream = new MemoryStream();
using (stream)
{
formatter.Serialize(stream, options);
stream.Seek(0, SeekOrigin.Begin);
return((PresentationContextList)formatter.Deserialize(stream));
}
}
finally
{
AppDomain.CurrentDomain.AssemblyResolve -= CurrentDomain_AssemblyResolve;
}
}
public void UpdateSettings( )
{
if (_optionsAgent == null)
{
_optionsAgent = GetOptionsDataAccessAgent();
}
// If _optionsAgent is still null, then the optionsAgent is not registered
// This can happen occur with older installation of v17.5, when the optionsAgent did not exist
if (_optionsAgent == null)
{
return;
}
if (_settings.Equals(_view.PresentationContextList))
{
return;
}
if (_view.IsDirty)
{
_settings = Clone(_view.PresentationContextList);
_optionsAgent.Set <PresentationContextList>(_settingsKeyName, _settings, new Type[0]);
_view.ChangesCommited( );
}
}
public void RunView(StorageClassesTabControl view)
{
_view = view;
_settings = LoadSettings( );
view.PresentationContextList = Clone(_settings);
_view.Initialize();
_view.SettingsChanged += new EventHandler(_view_SettingsChanged);
}
