// TODO: what we actually need for _handlers is not a list of delegates
// but a list of WeakDelegates (Delegate with WeakReference to it's target).
// Unfortunately the .Net Framework doesn't provide such a thing yet afaik...
#region Property Aspects
public void SetProperty(TProperty property, object value)
{
//if(!property.IsValidValue(value))
// throw new ArgumentException();
if (_properties == null)
{
_properties = new Dictionary <TProperty, Dirtyable <object> >();
_propertyEventTriggers = new Dictionary <TEvent, List <TriggerableEventTrigger <TIdentifier, TEvent, TProperty, TFlag, TProperty> > >();
}
Dirtyable <object> old;
object oldValue = null;
if (_properties.TryGetValue(property, out old))
{
oldValue = old.Value;
}
else
{
WirePropertyEventTriggers(property);
}
_properties[property] = new Dirtyable <object>(value);
if (value != oldValue)
{
property.RaisePropertyChanged((TObject)this, oldValue, value);
}
}
public void SetFlagState(TFlag flag, FlagState state)
{
if (_flags == null)
{
if (state == FlagState.Unknown)
{
return;
}
_flags = new Dictionary <TFlag, Dirtyable <bool> >();
_flagEventTriggers = new Dictionary <TEvent, List <TriggerableEventTrigger <TIdentifier, TEvent, TFlag, TFlag, TProperty> > >();
}
FlagState oldState = GetFlagState(flag);
if (state == FlagState.Unknown)
{
UnwireFlagEventTriggers(flag);
_flags.Remove(flag);
}
else
{
if (!_flags.ContainsKey(flag))
{
WireFlagEventTriggers(flag);
}
_flags[flag] = new Dirtyable <bool>(state == FlagState.Enabled);
}
if (oldState != state)
{
flag.RaiseFlagChanged((TObject)this, oldState, state);
}
}
public void DisableFlag(TFlag flag)
{
if (_flags == null)
{
_flags = new Dictionary <TFlag, Dirtyable <bool> >();
_flagEventTriggers = new Dictionary <TEvent, List <TriggerableEventTrigger <TIdentifier, TEvent, TFlag, TFlag, TProperty> > >();
}
FlagState oldState = GetFlagState(flag);
if (!_flags.ContainsKey(flag))
{
WireFlagEventTriggers(flag);
}
_flags[flag] = new Dirtyable <bool>(false);
if (oldState != FlagState.Disabled)
{
flag.RaiseFlagChanged((TObject)this, oldState, FlagState.Disabled);
}
}