protected override IEnumerable <Property> LoadProperties()
{
var properties = (from p in SettingsClassMetaDataReader.GetSettingsProperties(_settingsClass)
select new { Property = p, Setting = CreateSettingsProperty(p) })
.ToList();
// retrieve the "shared" property values, which may differ from the values on an instance of the settings class!
// We use the provider directly, because we are dealing in serialized values which cannot be obtained from the settings class.
// Note that we assume that each property uses the settings class-level provider, and while this is a blatantly false
// assumption in general (a property can have its own provider), it seems to hold true for settings as used within
// the ClearCanvas codebase.
var providerClass = SettingsClassMetaDataReader.GetSettingsProvider(_settingsClass);
var provider = (ISharedApplicationSettingsProvider)GetProviderInstance(providerClass);
var settingsPropertiesColl = properties.Select(p => p.Setting).ToSettingsPropertyCollection();
var values = provider.GetSharedPropertyValues(GetSettingsContext(), settingsPropertiesColl);
return(from p in properties select CreateProperty(p.Property, p.Setting, values));
}
protected override void SaveProperties(IList <Property> properties)
{
var q = from p in properties
where p.Dirty
select new SettingsPropertyValue(CreateSettingsProperty(_settingsClass.GetProperty(p.Name)))
{
SerializedValue = p.Value, IsDirty = true
};
// Save the "shared" property values, which may differ from the values on an instance of the settings class!
// We use the provider directly, because we are dealing in serialized values which cannot be obtained from the settings class.
// Note that we assume that each property uses the settings class-level provider, and while this is a blatantly false
// assumption in general (a property can have its own provider), it seems to hold true for settings as used within
// the ClearCanvas codebase.
var providerClass = SettingsClassMetaDataReader.GetSettingsProvider(_settingsClass);
var provider = (ISharedApplicationSettingsProvider)GetProviderInstance(providerClass);
provider.SetSharedPropertyValues(GetSettingsContext(), q.ToSettingsPropertyValueCollection());
}
