public static void VerifyReadOnlyKey(this IDependencyProperty dp, IDependencyPropertyKey key)
{
if (ReferenceEquals(dp, key.DependencyProperty))
{
throw new InvalidOperationException($"The provided key doesn't match property {dp.Name}");
}
}
public IDependencyPropertyKey MakeReadOnly()
{
if (readOnlyKey != null)
{
throw new InvalidOperationException("The property is already read-only.");
}
readOnlyKey = new DependencyPropertyKey(this);
return(readOnlyKey);
}
public void ClearValue(IDependencyPropertyKey key)
{
localStore.ClearValue(key.DependencyProperty);
}
public void SetValue(IDependencyPropertyKey key, object value)
{
localStore.SetValue(key.DependencyProperty, value);
}
public void OverrideMetadata(Type forType, IPropertyMetadata typeMetadata, IDependencyPropertyKey key)
{
this.VerifyReadOnlyKey(key);
OverrideMetadataCommon(forType, typeMetadata);
}
public static void ClearValue(this IDependencyObject obj, IDependencyPropertyKey key)
{
obj.Component.ClearValue(key);
}
public static void SetValue(this IDependencyObject obj, IDependencyPropertyKey key, object value)
{
obj.Component.SetValue(key, value);
}
