public void Connect(INode target, IDictionary <String, Object> options)
{
if (options == null)
{
throw new ArgumentNullException("options");
}
var init = new MutationObserverInit
{
AttributeFilters = options.TryGet("attributeFilter") as IEnumerable <String>,
IsObservingAttributes = options.TryGet <Boolean>("attributes"),
IsObservingChildNodes = options.TryGet <Boolean>("childList") ?? false,
IsObservingCharacterData = options.TryGet <Boolean>("characterData"),
IsObservingSubtree = options.TryGet <Boolean>("subtree") ?? false,
IsExaminingOldAttributeValue = options.TryGet <Boolean>("attributeOldValue"),
IsExaminingOldCharacterData = options.TryGet <Boolean>("characterDataOldValue")
};
Connect(target, init);
}
public MutationObserving(INode target, MutationObserverInit options)
{
_target = target;
_options = options;
_transientNodes = new List <INode>();
}
/// <summary>
/// Registers the MutationObserver instance to receive notifications of
/// DOM mutations on the specified node.
/// </summary>
/// <param name="target">
/// The Node on which to observe DOM mutations.
/// </param>
/// <param name="options">
/// Specifies which DOM mutations should be reported.
/// </param>
public void Connect(INode target, MutationObserverInit options)
{
var node = target as Node;
if (node == null)
{
return;
}
else if (options == null)
{
options = new MutationObserverInit();
}
if (options.IsExaminingOldCharacterData.HasValue == false)
{
options.IsExaminingOldCharacterData = false;
}
if (options.IsExaminingOldAttributeValue.HasValue == false)
{
options.IsExaminingOldAttributeValue = false;
}
if (options.IsObservingAttributes.HasValue == false)
{
options.IsObservingAttributes = options.IsExaminingOldAttributeValue.Value || options.AttributeFilters != null;
}
if (options.IsObservingCharacterData.HasValue == false)
{
options.IsObservingCharacterData = options.IsExaminingOldCharacterData.HasValue && options.IsExaminingOldCharacterData.Value;
}
if (options.IsExaminingOldAttributeValue.Value && options.IsObservingAttributes.Value == false)
{
throw new DomException(DomError.TypeMismatch);
}
if (options.AttributeFilters != null && options.IsObservingAttributes.Value == false)
{
throw new DomException(DomError.TypeMismatch);
}
if (options.IsExaminingOldCharacterData.Value && options.IsObservingCharacterData.Value == false)
{
throw new DomException(DomError.TypeMismatch);
}
if (options.IsObservingChildNodes == false && options.IsObservingCharacterData.Value == false && options.IsObservingAttributes.Value == false)
{
throw new DomException(DomError.Syntax);
}
node.Owner.Mutations.Register(this);
var existing = this[target];
if (existing != null)
{
existing.TransientNodes.Clear();
_observing.Remove(existing);
}
_observing.Add(new MutationObserving(target, options));
}
public MutationObserving(INode target, MutationObserverInit options)
{
_target = target;
_options = options;
_transientNodes = new List<INode>();
}
public void Connect(INode target, IDictionary<String, Object> options)
{
if (options == null)
throw new ArgumentNullException("options");
var init = new MutationObserverInit
{
AttributeFilters = options.TryGet("attributeFilter") as IEnumerable<String>,
IsObservingAttributes = options.TryGet<Boolean>("attributes"),
IsObservingChildNodes = options.TryGet<Boolean>("childList") ?? false,
IsObservingCharacterData = options.TryGet<Boolean>("characterData"),
IsObservingSubtree = options.TryGet<Boolean>("subtree") ?? false,
IsExaminingOldAttributeValue = options.TryGet<Boolean>("attributeOldValue"),
IsExaminingOldCharacterData = options.TryGet<Boolean>("characterDataOldValue")
};
Connect(target, init);
}
/// <summary>
/// Registers the MutationObserver instance to receive notifications of
/// DOM mutations on the specified node.
/// </summary>
/// <param name="target">
/// The Node on which to observe DOM mutations.
/// </param>
/// <param name="options">
/// Specifies which DOM mutations should be reported.
/// </param>
public void Connect(INode target, MutationObserverInit options)
{
var node = target as Node;
if (node == null)
return;
else if (options == null)
options = new MutationObserverInit();
if (options.IsExaminingOldCharacterData.HasValue == false)
options.IsExaminingOldCharacterData = false;
if (options.IsExaminingOldAttributeValue.HasValue == false)
options.IsExaminingOldAttributeValue = false;
if (options.IsObservingAttributes.HasValue == false)
options.IsObservingAttributes = options.IsExaminingOldAttributeValue.Value || options.AttributeFilters != null;
if (options.IsObservingCharacterData.HasValue == false)
options.IsObservingCharacterData = options.IsExaminingOldCharacterData.HasValue && options.IsExaminingOldCharacterData.Value;
if (options.IsExaminingOldAttributeValue.Value && options.IsObservingAttributes.Value == false)
throw new DomException(DomError.TypeMismatch);
if (options.AttributeFilters != null && options.IsObservingAttributes.Value == false)
throw new DomException(DomError.TypeMismatch);
if (options.IsExaminingOldCharacterData.Value && options.IsObservingCharacterData.Value == false)
throw new DomException(DomError.TypeMismatch);
if (options.IsObservingChildNodes == false && options.IsObservingCharacterData.Value == false && options.IsObservingAttributes.Value == false)
throw new DomException(DomError.Syntax);
node.Owner.Mutations.Register(this);
var existing = this[target];
if (existing != null)
{
existing.TransientNodes.Clear();
_observing.Remove(existing);
}
_observing.Add(new MutationObserving(target, options));
}