/// <summary>
/// Broadcast the Loaded/Unloaded event in the sub-tree starting at the given root
/// </summary>
/// <param name="root">
/// Root of the sub-tree that the event will be broadcast to
/// </param>
/// <param name="routedEvent">
/// RoutedEventID for the event we wish to broadcast
/// </param>
private static void BroadcastEvent(DependencyObject root, RoutedEvent routedEvent)
{
// Broadcast to the tree and collect the set of nodes
// on which we need fire the Loaded event
List <DependencyObject> eventRoute = new List <DependencyObject>();
// Create a DescendentsWalker for the broadcast
DescendentsWalker <BroadcastEventData> walker = new DescendentsWalker <BroadcastEventData>(
TreeWalkPriority.VisualTree, BroadcastDelegate, new BroadcastEventData(root, routedEvent, eventRoute));
// Start the walk down
walker.StartWalk(root);
// Iterate and raise the event on each of the nodes in the tree
for (int i = 0; i < eventRoute.Count; i++)
{
DependencyObject d = eventRoute[i];
RoutedEventArgs args = new RoutedEventArgs(routedEvent, d);
FrameworkObject fo = new FrameworkObject(d, true /*throwIfNeither*/);
if (routedEvent == FrameworkElement.LoadedEvent)
{
fo.OnLoaded(args);
}
else
{
fo.OnUnloaded(args);
}
}
}
// Token: 0x0600030C RID: 780 RVA: 0x00008740 File Offset: 0x00006940
private static void BroadcastEvent(DependencyObject root, RoutedEvent routedEvent)
{
List <DependencyObject> list = new List <DependencyObject>();
DescendentsWalker <BroadcastEventHelper.BroadcastEventData> descendentsWalker = new DescendentsWalker <BroadcastEventHelper.BroadcastEventData>(TreeWalkPriority.VisualTree, BroadcastEventHelper.BroadcastDelegate, new BroadcastEventHelper.BroadcastEventData(root, routedEvent, list));
descendentsWalker.StartWalk(root);
for (int i = 0; i < list.Count; i++)
{
DependencyObject dependencyObject = list[i];
RoutedEventArgs args = new RoutedEventArgs(routedEvent, dependencyObject);
FrameworkObject frameworkObject = new FrameworkObject(dependencyObject, true);
if (routedEvent == FrameworkElement.LoadedEvent)
{
frameworkObject.OnLoaded(args);
}
else
{
frameworkObject.OnUnloaded(args);
}
}
}
