/// <summary>
/// This method is raised when an enumerator dispenses a ResourceDictionary.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">Information about the event.</param>
internal void EnumeratorResourceDictionaryDispensed(object sender, ResourceDictionaryDispensedEventArgs e)
{
if (!_ignoreResourceDictionaryDispensedByEnumerator)
{
OnEnumeratorResourceDictionaryDispensed(this, e);
}
}
/// <summary>
/// Raises the EnumeratorResourceDictionaryDispensed event.
/// </summary>
/// <param name="source">The source of the event.</param>
/// <param name="args">Information about the event.</param>
private void OnEnumeratorResourceDictionaryDispensed(object source, ResourceDictionaryDispensedEventArgs args)
{
// Remove this item from the list of dispensed styles.
_resourceDictionariesDispensed.Remove(args);
// Add this item to the end of the list of dispensed styles.
_resourceDictionariesDispensed.AddLast(args);
foreach (ResourceDictionaryEnumerator enumerator in _resourceDictionaryEnumerators)
{
enumerator.ResourceDictionaryDispenserResourceDictionaryDispensed(source, args);
}
}
/// <summary>
/// Raises the EnumeratorResourceDictionaryDispensed event.
/// </summary>
/// <param name="source">The source of the event.</param>
/// <param name="args">Information about the event.</param>
private void OnEnumeratorResourceDictionaryDispensed(object source, ResourceDictionaryDispensedEventArgs args)
{
// Remove this item from the list of dispensed styles.
_resourceDictionariesDispensed.Remove(args);
// Add this item to the end of the list of dispensed styles.
_resourceDictionariesDispensed.AddLast(args);
foreach (ResourceDictionaryEnumerator enumerator in _resourceDictionaryEnumerators)
{
enumerator.ResourceDictionaryDispenserResourceDictionaryDispensed(source, args);
}
}
/// <summary>
/// This method is raised when an enumerator dispenses a ResourceDictionary.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">Information about the event.</param>
internal void EnumeratorResourceDictionaryDispensed(object sender, ResourceDictionaryDispensedEventArgs e)
{
if (!_ignoreResourceDictionaryDispensedByEnumerator)
{
OnEnumeratorResourceDictionaryDispensed(this, e);
}
}
/// <summary>
/// Raises the EnumeratorResourceDictionaryDispensed.
/// </summary>
/// <param name="args">Information about the ResourceDictionary dispensed.</param>
protected virtual void OnStyleDispensed(ResourceDictionaryDispensedEventArgs args)
{
ResourceDictionaryDispenser.EnumeratorResourceDictionaryDispensed(this, args);
}
/// <summary>
/// This method is invoked when one of the related enumerator's
/// dispenses. The enumerator checks to see if the item
/// dispensed would've been the next item it would have returned. If
/// so it updates it's index to the position after the previously
/// returned item.
/// </summary>
/// <param name="sender">The ResourceDictionaryDispenser.</param>
/// <param name="e">Information about the event.</param>
internal void ResourceDictionaryDispenserResourceDictionaryDispensed(object sender, ResourceDictionaryDispensedEventArgs e)
{
if (!ShouldRetrieveFromParentEnumerator && Predicate(e.ResourceDictionary))
{
int?nextStyleIndex = GetIndexOfNextSuitableResourceDictionary(index ?? 0);
if ((nextStyleIndex ?? -1) == e.Index)
{
index = (e.Index + 1) % ResourceDictionaryDispenser.ResourceDictionaries.Count;
}
}
}