/// <summary>
/// Creates an instance using the specified DependencyObject <see cref="Type"/>
/// </summary>
/// <param name="ownerType">The owner type</param>
public DependencyPropertyDetailsCollection(Type ownerType, ManagedWeakReference ownerReference, DependencyProperty dataContextProperty, DependencyProperty templatedParentProperty)
{
_ownerType = ownerType;
_ownerReference = ownerReference;
var propertiesForType = DependencyProperty.GetPropertiesForType(ownerType);
var entries = _pool.Rent(propertiesForType.Length);
for (int i = 0; i < propertiesForType.Length; i++)
{
ref var entry = ref entries[i];
entry.Id = propertiesForType[i].UniqueId;
entry.Details = null;
}
/// <summary>
/// Creates an instance using the specified DependencyObject <see cref="Type"/>
/// </summary>
/// <param name="ownerType">The owner type</param>
public DependencyPropertyDetailsCollection(Type ownerType, DependencyProperty dataContextProperty, DependencyProperty templatedParentProperty)
{
_ownerType = ownerType;
var propertiesForType = DependencyProperty.GetPropertiesForType(ownerType);
var entries = new PropertyEntry[propertiesForType.Length];
for (int i = 0; i < propertiesForType.Length; i++)
{
entries[i].Id = propertiesForType[i].UniqueId;
}
// Entries are pre-sorted by the DependencyProperty.GetPropertiesForType method
AssignEntries(entries, sort: false);
// Prefecth known properties for faster access
DataContextPropertyDetails = GetPropertyDetails(dataContextProperty);
TemplatedParentPropertyDetails = GetPropertyDetails(templatedParentProperty);
}
public DependencyPropertyDetailsCollection(Type ownerType, ManagedWeakReference ownerReference, DependencyProperty dataContextProperty, DependencyProperty templatedParentProperty)
{
_ownerType = ownerType;
_ownerReference = ownerReference;
var propertiesForType = DependencyProperty.GetPropertiesForType(ownerType);
if (propertiesForType.Length != 0)
{
_minId = propertiesForType[0].UniqueId;
_maxId = propertiesForType[propertiesForType.Length - 1].UniqueId;
var entriesLength = _maxId - _minId + 1;
var entries = _pool.Rent(entriesLength);
// Entries are pre-sorted by the DependencyProperty.GetPropertiesForType method
AssignEntries(entries, entriesLength);
}
_dataContextProperty = dataContextProperty;
_templatedParentProperty = templatedParentProperty;
}
private void EnsureEntriesInitialized()
{
if (_entries == null)
{
var propertiesForType = DependencyProperty.GetPropertiesForType(_ownerType);
if (propertiesForType.Length != 0)
{
_minId = propertiesForType[0].UniqueId;
_maxId = propertiesForType[propertiesForType.Length - 1].UniqueId;
var entriesLength = _maxId - _minId + 1;
var entries = _pool.Rent(entriesLength);
// Entries are pre-sorted by the DependencyProperty.GetPropertiesForType method
AssignEntries(entries, entriesLength);
}
else
{
_entries = Empty;
}
}
}
