public ValueAccessResult SetValue(TValue value)
{
ValueAccesHelper.EnsureValueAccessor(ValueSetter);
var lh = ValueAccesHelper.PrepareLogHandler();
Exception exception = null;
using (new LogHandlerScope(lh))
{
try
{
ValueSetter(value);
}
catch (Exception e)
{
exception = e;
}
}
return(new ValueAccessResult(lh.Records, exception));
}
public ValueAccessResult GetValue(out TValue value, TValue fallback = default(TValue))
{
ValueAccesHelper.EnsureValueAccessor(ValueGetter);
var lh = ValueAccesHelper.PrepareLogHandler();
Exception exception = null;
using (new LogHandlerScope(lh))
{
try
{
value = ValueGetter();
}
catch (Exception e)
{
value = fallback;
exception = e;
}
}
return(new ValueAccessResult(lh.Records, exception));
}
protected ValueEntry(TOwner owner)
{
this.owner = owner;
valueAccessHelper = new ValueAccesHelper <TValue>(() => Value, v => Value = v);
}
protected CollectionDrawer()
{
itemCountGetter = new ValueAccesHelper <int>(() => TypedDrawingValue.Count);
}