public void Add(TKey key, TValue value)
{
string stringKey = getStringKey(key);
keys.Add(stringKey, key);
values.Add(stringKey, value);
}
public bool TryGetValue(TKey key, out TValue value)
{
object result;
if (values.TryGetValue(key, out result))
{
value = (TValue)result;
return(true);
}
if (resolveValue != null)
{
value = resolveValue(key);
values.Add(key, value);
return(true);
}
if (unsetValues.Contains(key))
{
value = DefaultValue;
return(false);
}
if (tryResolveValue(key, out value))
{
values.Add(key, value);
return(true);
}
unsetValues.Add(key);
value = DefaultValue;
return(false);
}
public bool Add(T item)
{
string stringItem = getStringItem(item);
if (items.ContainsKey(stringItem))
{
return(false);
}
items.Add(stringItem, item);
return(true);
}
public void OverrideMetadata(Type forType, PropertyMetadata metadata)
{
if (typeMetadata.ContainsKey(forType))
{
throw new Granular.Exception("DependencyProperty \"{0}\" already contains metadata for type \"{1}\"", this, forType.Name);
}
if (metadata.DefaultValue == null)
{
metadata.DefaultValue = ownerMetadata.DefaultValue;
}
if (metadata.CoerceValueCallback == null)
{
metadata.CoerceValueCallback = ownerMetadata.CoerceValueCallback;
}
if (Inherits != metadata.Inherits)
{
throw new Granular.Exception("Overriding inheritance behavior is not supported, Overrides of \"{0}\" must declare \"inherits: {1}\"", this, Inherits);
}
if (Inherits)
{
if (metadata.DefaultValue != null && metadata.DefaultValue != ownerMetadata.DefaultValue)
{
throw new Granular.Exception("Overriding inherited properties metadata with different default value is not supported, Overrides of \"{0}\" cannot set a different default value other than \"{1}\"", this, ownerMetadata.DefaultValue);
}
metadata.DefaultValue = ownerMetadata.DefaultValue;
}
typeMetadata.Add(forType, metadata);
typeMetadataCache.Clear();
orderedTypeMetadataCache = null;
isMetadataOverridden = true;
}
private DependencyProperty(DependencyPropertyHashKey hashKey, Type propertyType, PropertyMetadata metadata, ValidateValueCallback validateValueCallback, bool isAttached, bool isReadOnly)
{
this.hashKey = hashKey;
this.Name = hashKey.Name;
this.OwnerType = hashKey.Owner;
this.PropertyType = propertyType;
this.ValidateValueCallback = validateValueCallback;
this.IsReadOnly = isReadOnly;
this.Inherits = metadata.Inherits;
this.StringKey = hashKey.StringKey;
this.hashCode = hashKey.GetHashCode();
this.ownerMetadata = metadata;
this.IsAttached = isAttached;
typeMetadata = new ConvertedStringDictionary <Type, PropertyMetadata>(type => type.FullName);
typeMetadata.Add(OwnerType, ownerMetadata);
typeMetadataCache = CacheDictionary <Type, PropertyMetadata> .CreateUsingStringKeys(ResolveTypeMetadata, type => type.FullName);
typeContainsCache = CacheDictionary <Type, bool> .CreateUsingStringKeys(ResolveTypeContains, type => type.FullName);
}