public void RegisterBehavior(IHTMLElement element, HtmlEditorElementBehavior behavior)
{
lock (this)
{
_activeBehaviors[element] = behavior;
_elementBehaviors[element] = behavior;
}
}
public void RegisterBehavior( IHTMLElement element, HtmlEditorElementBehavior behavior)
{
lock(this)
{
_activeBehaviors[element] = behavior;
_elementBehaviors[element] = behavior;
}
}
public void RefreshBehaviors(IHTMLDocument2 document)
{
lock (this)
{
// get interface needed for element enumeration
IHTMLDocument3 document3 = (IHTMLDocument3)document;
// build new list of active behaviors
Hashtable newActiveBehaviors = new Hashtable();
//register global behaviors
IDictionaryEnumerator behaviorEnumerator = _globalElementBehaviors.GetEnumerator();
while (behaviorEnumerator.MoveNext())
{
string tagName = (string)behaviorEnumerator.Key;
foreach (IHTMLElement element in document3.getElementsByTagName(tagName))
{
// if the element is already assigned an active behavior then move it
if (_activeBehaviors.ContainsKey(element))
{
newActiveBehaviors[element] = _activeBehaviors[element];
_activeBehaviors.Remove(element);
}
else // otherwise create a new behavior and add it
{
HtmlEditorElementBehavior elementBehavior = (HtmlEditorElementBehavior)Activator.CreateInstance(
(Type)behaviorEnumerator.Value, new object[] { element, _editorContext });
newActiveBehaviors[element] = elementBehavior;
}
}
}
//register element behaviors
behaviorEnumerator = _elementBehaviors.GetEnumerator();
while (behaviorEnumerator.MoveNext())
{
IHTMLElement element = (IHTMLElement)behaviorEnumerator.Key;
// if the element is already assigned an active behavior then move it
if (_activeBehaviors.ContainsKey(element))
{
newActiveBehaviors[element] = _activeBehaviors[element];
_activeBehaviors.Remove(element);
}
else // otherwise create a new behavior and add it
{
Debug.Fail("illegal state: element behavior is not in the _activeBehaviors table");
}
}
// all of the elements left in the activeBehaviors list are no longer in the document
// so we should dispose and remove them from the list
foreach (HtmlEditorElementBehavior elementBehavior in _activeBehaviors.Values)
{
elementBehavior.DetachFromElement();
}
_activeBehaviors.Clear();
// swap for new list
_activeBehaviors = newActiveBehaviors;
}
}
