private static DependencyProperty RegisterCommon(string name, Type propertyType, Type ownerType, PropertyMetadata defaultMetadata, ValidateValueCallback validateValueCallback)
{
FromNameKey key = new FromNameKey(name, ownerType);
lock (Synchronized) {
if (PropertyFromName.Contains(key))
{
throw new ArgumentException(SR.Get("PropertyAlreadyRegistered", name, ownerType.Name));
}
}
if (defaultMetadata == null)
{
defaultMetadata = AutoGeneratePropertyMetadata(propertyType, validateValueCallback, name, ownerType);
}
else
{
if (!defaultMetadata.DefaultValueWasSet())
{
defaultMetadata.DefaultValue = AutoGenerateDefaultValue(propertyType);
}
ValidateMetadataDefaultValue(defaultMetadata, propertyType, name, validateValueCallback);
}
DependencyProperty dependencyProperty = new DependencyProperty(name, propertyType, ownerType, defaultMetadata, validateValueCallback);
defaultMetadata.Seal(dependencyProperty, null);
if (defaultMetadata.IsInherited)
{
dependencyProperty._packedData |= Flags.IsPotentiallyInherited;
}
if (defaultMetadata.UsingDefaultValueFactory)
{
dependencyProperty._packedData |= Flags.IsPotentiallyUsingDefaultValueFactory;
}
lock (Synchronized) {
PropertyFromName[key] = dependencyProperty;
}
if (TraceDependencyProperty.IsEnabled)
{
TraceDependencyProperty.TraceActivityItem(TraceDependencyProperty.Register, dependencyProperty, dependencyProperty.OwnerType);
}
return(dependencyProperty);
}
/// <summary>
/// After parameters have been validated for OverrideMetadata, this
/// method is called to actually update the data structures.
/// </summary>
private void ProcessOverrideMetadata(
Type forType,
PropertyMetadata typeMetadata,
DependencyObjectType dType,
PropertyMetadata baseMetadata)
{
// Store per-Type metadata for this property. Locks only on Write.
// Datastructure guaranteed to be valid for non-locking readers
lock (Synchronized)
{
if (DependencyProperty.UnsetValue == _metadataMap[dType.Id])
{
_metadataMap[dType.Id] = typeMetadata;
}
else
{
throw new ArgumentException(SR.Format(SR.TypeMetadataAlreadyRegistered, forType.Name));
}
}
// Merge base's metadata into this metadata
// CALLBACK
typeMetadata.InvokeMerge(baseMetadata, this);
// Type metadata may no longer change (calls OnApply)
typeMetadata.Seal(this, forType);
if (typeMetadata.IsInherited)
{
_packedData |= Flags.IsPotentiallyInherited;
}
if (typeMetadata.DefaultValueWasSet() && (typeMetadata.DefaultValue != DefaultMetadata.DefaultValue))
{
_packedData |= Flags.IsDefaultValueChanged;
}
if (typeMetadata.UsingDefaultValueFactory)
{
_packedData |= Flags.IsPotentiallyUsingDefaultValueFactory;
}
}
private void ProcessOverrideMetadata(Type forType, PropertyMetadata typeMetadata, DependencyObjectType dType, PropertyMetadata baseMetadata)
{
lock (Synchronized) {
if (UnsetValue != _metadataMap[dType.Id])
{
throw new ArgumentException(SR.Get("TypeMetadataAlreadyRegistered", forType.Name));
}
_metadataMap[dType.Id] = typeMetadata;
}
typeMetadata.InvokeMerge(baseMetadata, this);
typeMetadata.Seal(this, forType);
if (typeMetadata.IsInherited)
{
_packedData |= Flags.IsPotentiallyInherited;
}
if (typeMetadata.DefaultValueWasSet() && typeMetadata.DefaultValue != DefaultMetadata.DefaultValue)
{
_packedData |= Flags.IsDefaultValueChanged;
}
if (typeMetadata.UsingDefaultValueFactory)
{
_packedData |= Flags.IsPotentiallyUsingDefaultValueFactory;
}
}
/// <summary>
/// After parameters have been validated for OverrideMetadata, this
/// method is called to actually update the data structures.
/// </summary>
private void ProcessOverrideMetadata(
Type forType,
PropertyMetadata typeMetadata,
DependencyObjectType dType,
PropertyMetadata baseMetadata)
{
// Store per-Type metadata for this property. Locks only on Write.
// Datastructure guaranteed to be valid for non-locking readers
lock (Synchronized)
{
if (DependencyProperty.UnsetValue == _metadataMap[dType.Id])
{
_metadataMap[dType.Id] = typeMetadata;
}
else
{
throw new ArgumentException(SR.Get(SRID.TypeMetadataAlreadyRegistered, forType.Name));
}
}
// Merge base's metadata into this metadata
// CALLBACK
typeMetadata.InvokeMerge(baseMetadata, this);
// Type metadata may no longer change (calls OnApply)
typeMetadata.Seal(this, forType);
if (typeMetadata.IsInherited)
{
_packedData |= Flags.IsPotentiallyInherited;
}
if (typeMetadata.DefaultValueWasSet() && (typeMetadata.DefaultValue != DefaultMetadata.DefaultValue))
{
_packedData |= Flags.IsDefaultValueChanged;
}
if (typeMetadata.UsingDefaultValueFactory)
{
_packedData |= Flags.IsPotentiallyUsingDefaultValueFactory;
}
}
private static DependencyProperty RegisterCommon(string name, Type propertyType, Type ownerType, PropertyMetadata defaultMetadata, ValidateValueCallback validateValueCallback)
{
FromNameKey key = new FromNameKey(name, ownerType);
lock (Synchronized)
{
if (PropertyFromName.Contains(key))
{
throw new ArgumentException(SR.Get(SRID.PropertyAlreadyRegistered, name, ownerType.Name));
}
}
// Establish default metadata for all types, if none is provided
if (defaultMetadata == null)
{
defaultMetadata = AutoGeneratePropertyMetadata( propertyType, validateValueCallback, name, ownerType );
}
else // Metadata object is provided.
{
// If the defaultValue wasn't specified auto generate one
if (!defaultMetadata.DefaultValueWasSet())
{
defaultMetadata.DefaultValue = AutoGenerateDefaultValue(propertyType);
}
ValidateMetadataDefaultValue( defaultMetadata, propertyType, name, validateValueCallback );
}
// Create property
DependencyProperty dp = new DependencyProperty(name, propertyType, ownerType, defaultMetadata, validateValueCallback);
// Seal (null means being used for default metadata, calls OnApply)
defaultMetadata.Seal(dp, null);
if (defaultMetadata.IsInherited)
{
dp._packedData |= Flags.IsPotentiallyInherited;
}
if (defaultMetadata.UsingDefaultValueFactory)
{
dp._packedData |= Flags.IsPotentiallyUsingDefaultValueFactory;
}
// Map owner type to this property
// Build key
lock (Synchronized)
{
PropertyFromName[key] = dp;
}
if( TraceDependencyProperty.IsEnabled )
{
TraceDependencyProperty.TraceActivityItem(
TraceDependencyProperty.Register,
dp,
dp.OwnerType );
}
return dp;
}
private static DependencyProperty RegisterCommon(string name, Type propertyType, Type ownerType, PropertyMetadata defaultMetadata, ValidateValueCallback validateValueCallback)
{
FromNameKey key = new FromNameKey(name, ownerType);
lock (Synchronized)
{
if (PropertyFromName.Contains(key))
{
throw new ArgumentException(SR.Format(SR.PropertyAlreadyRegistered, name, ownerType.Name));
}
}
// Establish default metadata for all types, if none is provided
if (defaultMetadata == null)
{
defaultMetadata = AutoGeneratePropertyMetadata(propertyType, validateValueCallback, name, ownerType);
}
else // Metadata object is provided.
{
// If the defaultValue wasn't specified auto generate one
if (!defaultMetadata.DefaultValueWasSet())
{
defaultMetadata.DefaultValue = AutoGenerateDefaultValue(propertyType);
}
ValidateMetadataDefaultValue(defaultMetadata, propertyType, name, validateValueCallback);
}
// Create property
DependencyProperty dp = new DependencyProperty(name, propertyType, ownerType, defaultMetadata, validateValueCallback);
// Seal (null means being used for default metadata, calls OnApply)
defaultMetadata.Seal(dp, null);
if (defaultMetadata.IsInherited)
{
dp._packedData |= Flags.IsPotentiallyInherited;
}
if (defaultMetadata.UsingDefaultValueFactory)
{
dp._packedData |= Flags.IsPotentiallyUsingDefaultValueFactory;
}
// Map owner type to this property
// Build key
lock (Synchronized)
{
PropertyFromName[key] = dp;
}
if (TraceDependencyProperty.IsEnabled)
{
TraceDependencyProperty.TraceActivityItem(
TraceDependencyProperty.Register,
dp,
dp.OwnerType);
}
return(dp);
}
