public void RaiseEvent(RoutedEventArgs e)
{
EventRoute eventRoute = new EventRoute(e.RoutedEvent, GetEventRouteItems(e.RoutedEvent, this, this));
e.Source = this;
eventRoute.InvokeHandlers(e);
}
/// <summary>
/// Recycle the given instance of EventRoute
/// </summary>
internal static void RecycleObject(EventRoute eventRoute)
{
// Cleanup all refernces held
eventRoute.Clear();
// Push instance on to the stack
Push(eventRoute);
}
/// <summary>
/// Recycle the given instance of EventRoute
/// </summary>
internal static void RecycleObject(EventRoute eventRoute)
{
// Cleanup all refernces held
eventRoute.Clear();
// Push instance on to the stack
Push(eventRoute);
}
// If this element is currently listening to synchronized input, add a pre-opportunity handler to keep track of event routed through this element.
internal void AddSynchronizedInputPreOpportunityHandler(EventRoute route, RoutedEventArgs args)
{
if (InputManager.IsSynchronizedInput)
{
if (SynchronizedInputHelper.IsListening(this, args))
{
RoutedEventHandler eventHandler = new RoutedEventHandler(this.SynchronizedInputPreOpportunityHandler);
SynchronizedInputHelper.AddHandlerToRoute(this, route, eventHandler, false);
}
}
}
/// <summary>
/// Pop off the last instance of EventRoute in the stack
/// </summary>
private static EventRoute Pop()
{
lock (_synchronized)
{
if (_stackTop > 0)
{
EventRoute eventRoute = _eventRouteStack[--_stackTop];
_eventRouteStack[_stackTop] = null;
return(eventRoute);
}
}
return(null);
}
/// <summary>
/// Fetch a recycled object if available
/// else create a new instance
/// </summary>
internal static EventRoute FetchObject(RoutedEvent routedEvent)
{
EventRoute eventRoute = Pop();
if (eventRoute == null)
{
eventRoute = new EventRoute(routedEvent);
}
else
{
eventRoute.RoutedEvent = routedEvent;
}
return eventRoute;
}
/// <summary>
/// Fetch a recycled object if available
/// else create a new instance
/// </summary>
internal static EventRoute FetchObject(RoutedEvent routedEvent)
{
EventRoute eventRoute = Pop();
if (eventRoute == null)
{
eventRoute = new EventRoute(routedEvent);
}
else
{
eventRoute.RoutedEvent = routedEvent;
}
return(eventRoute);
}
// If this element is currently listening to synchronized input, add a handler to post process the synchronized input otherwise
// add a synchronized input pre-opportunity handler from parent if parent is listening.
internal void AddSynchronizedInputPostOpportunityHandler(EventRoute route, RoutedEventArgs args)
{
if (InputManager.IsSynchronizedInput)
{
if (SynchronizedInputHelper.IsListening(this, args))
{
RoutedEventHandler eventHandler = new RoutedEventHandler(this.SynchronizedInputPostOpportunityHandler);
SynchronizedInputHelper.AddHandlerToRoute(this, route, eventHandler, true);
}
else
{
// Add a preview handler from the parent.
SynchronizedInputHelper.AddParentPreOpportunityHandler(this, route, args);
}
}
}
/// <summary>
/// Push the given instance of EventRoute on to the stack
/// </summary>
private static void Push(EventRoute eventRoute)
{
lock (_synchronized)
{
// In a normal scenario it is extremely rare to
// require more than 2 EventRoutes at the same time
if (_eventRouteStack == null)
{
_eventRouteStack = new EventRoute[2];
_stackTop = 0;
}
if (_stackTop < 2)
{
_eventRouteStack[_stackTop++] = eventRoute;
}
}
}
/// <summary>
/// Push the given instance of EventRoute on to the stack
/// </summary>
private static void Push(EventRoute eventRoute)
{
lock (_synchronized)
{
// In a normal scenario it is extremely rare to
// require more than 2 EventRoutes at the same time
if (_eventRouteStack == null)
{
_eventRouteStack = new EventRoute[2];
_stackTop = 0;
}
if (_stackTop < 2)
{
_eventRouteStack[_stackTop++] = eventRoute;
}
}
}
// Add a preopportunity handler for the logical parent incase of templated element.
internal static void AddParentPreOpportunityHandler(DependencyObject o, EventRoute route, RoutedEventArgs args)
{
// If the logical parent is different from visual parent then add handler on behalf of the
// parent into the route. This is to cover the templated elements, where event could be
// handled by one of the child visual element but we should consider it as if event is handled by
// parent element ( logical parent).
DependencyObject visualParent = null;
if(o is Visual || o is Visual3D)
{
visualParent = UIElementHelper.GetUIParent(o);
}
DependencyObject logicalParent = SynchronizedInputHelper.GetUIParentCore(o);
if (logicalParent != null && logicalParent != visualParent)
{
UIElement e = logicalParent as UIElement;
if (e != null)
{
e.AddSynchronizedInputPreOpportunityHandler(route, args);
}
else
{
ContentElement ce = logicalParent as ContentElement;
if (ce != null)
{
ce.AddSynchronizedInputPreOpportunityHandler(route, args);
}
else
{
UIElement3D e3D = logicalParent as UIElement3D;
if (e3D != null)
{
e3D.AddSynchronizedInputPreOpportunityHandler(route, args);
}
}
}
}
}
/// <summary>
/// Allows ContentElement to augment the
/// <see cref="EventRoute"/>
/// </summary>
/// <remarks>
/// Sub-classes of ContentElement can override
/// this method to custom augment the route
/// </remarks>
/// <param name="route">
/// The <see cref="EventRoute"/> to be
/// augmented
/// </param>
/// <param name="args">
/// <see cref="RoutedEventArgs"/> for the
/// RoutedEvent to be raised post building
/// the route
/// </param>
/// <returns>
/// Whether or not the route should continue past the visual tree.
/// If this is true, and there are no more visual parents, the route
/// building code will call the GetUIParentCore method to find the
/// next non-visual parent.
/// </returns>
internal virtual bool BuildRouteCore(EventRoute route, RoutedEventArgs args)
{
return false;
}
/// <summary>
/// Allows FrameworkElement to augment the
/// <see cref="EventRoute"/>
/// </summary>
/// <remarks>
/// NOTE: If this instance does not have a
/// visualParent but has a model parent
/// then route is built through the model
/// parent
/// </remarks>
/// <param name="route">
/// The <see cref="EventRoute"/> to be
/// augmented
/// </param>
/// <param name="args">
/// <see cref="RoutedEventArgs"/> for the
/// RoutedEvent to be raised post building
/// the route
/// </param>
/// <returns>
/// Whether or not the route should continue past the visual tree.
/// If this is true, and there are no more visual parents, the route
/// building code will call the GetUIParentCore method to find the
/// next non-visual parent.
/// </returns>
internal override sealed bool BuildRouteCore(EventRoute route, RoutedEventArgs args)
{
bool continuePastCoreTree = false;
// Verify Context Access
// VerifyAccess();
DependencyObject visualParent = (DependencyObject) ContentOperations.GetParent(this);
DependencyObject modelParent = this._parent;
// FrameworkElement extends the basic event routing strategy by
// introducing the concept of a logical tree. When an event
// passes through an element in a logical tree, the source of
// the event needs to change to the leaf-most node in the same
// logical tree that is in the route.
// Check the route to see if we are returning into a logical tree
// that we left before. If so, restore the source of the event to
// be the source that it was when we left the logical tree.
DependencyObject branchNode = route.PeekBranchNode() as DependencyObject;
if (branchNode != null && IsLogicalDescendent(branchNode))
{
// We keep the most recent source in the event args. Note that
// this is only for our consumption. Once the event is raised,
// it will use the source information in the route.
args.Source = (route.PeekBranchSource());
AdjustBranchSource(args);
route.AddSource(args.Source);
// By popping the branch node we will also be setting the source
// in the event route.
route.PopBranchNode();
// Add intermediate ContentElements to the route
FrameworkElement.AddIntermediateElementsToRoute(this, route, args, LogicalTreeHelper.GetParent(branchNode));
}
// Check if the next element in the route is in a different
// logical tree.
if (!IgnoreModelParentBuildRoute(args))
{
// If there is no visual parent, route via the model tree.
if (visualParent == null)
{
continuePastCoreTree = modelParent != null;
}
else if(modelParent != null)
{
// If there is a model parent, record the branch node.
route.PushBranchNode(this, args.Source);
// The source is going to be the visual parent, which
// could live in a different logical tree.
args.Source = (visualParent);
}
}
return continuePastCoreTree;
}
/// <summary>
/// Add Style TargetType and FEF EventHandlers to the EventRoute
/// </summary>
internal override void AddToEventRouteCore(EventRoute route, RoutedEventArgs args)
{
FrameworkElement.AddStyleHandlersToEventRoute(null, this, route, args);
}
public void AddToEventRoute(EventRoute route, RoutedEventArgs e)
{
}
private static void AddStyleHandlersToEventRoute(EventRoute route, DependencyObject source, RoutedEventHandlerInfo[] handlers)
{
if (handlers == null)
return;
for (int index = 0; index < handlers.Length; ++index)
route.Add((object) source, handlers[index].Handler, handlers[index].InvokeHandledEventsToo);
}
// This is a helper that will facilitate adding a given array of handlers to the route
private static void AddStyleHandlersToEventRoute(
EventRoute route,
DependencyObject source,
RoutedEventHandlerInfo[] handlers)
{
if (handlers != null)
{
for (int i=0; i<handlers.Length; i++)
{
route.Add(source, handlers[i].Handler, handlers[i].InvokeHandledEventsToo);
}
}
}
public void RaiseEvent(RoutedEventArgs e)
{
EventRoute eventRoute = new EventRoute(e.RoutedEvent, GetEventRouteItems(e.RoutedEvent, this));
e.Source = this;
eventRoute.InvokeHandlers(e);
}
/// <summary>
/// Add Style TargetType and FEF EventHandlers to the EventRoute
/// </summary>
internal override void AddToEventRouteCore(EventRoute route, RoutedEventArgs args)
{
AddStyleHandlersToEventRoute(this, null, route, args);
}
/// <summary>
/// Allows FrameworkElement to augment the
/// <see cref="EventRoute"/>
/// </summary>
/// <remarks>
/// NOTE: If this instance does not have a
/// visualParent but has a model parent
/// then route is built through the model
/// parent
/// </remarks>
/// <param name="route">
/// The <see cref="EventRoute"/> to be
/// augmented
/// </param>
/// <param name="args">
/// <see cref="RoutedEventArgs"/> for the
/// RoutedEvent to be raised post building
/// the route
/// </param>
/// <returns>
/// Whether or not the route should continue past the visual tree.
/// If this is true, and there are no more visual parents, the route
/// building code will call the GetUIParentCore method to find the
/// next non-visual parent.
/// </returns>
internal override bool BuildRouteCore(EventRoute route, RoutedEventArgs args)
{
return BuildRouteCoreHelper(route, args, true);
}
public void AddToEventRoute(EventRoute route, RoutedEventArgs e);
/// <summary>
/// This virtual method is to be overridden in Framework
/// to be able to add handlers for styles
/// </summary>
internal virtual void AddToEventRouteCore(EventRoute route, RoutedEventArgs args)
{
}
public void AddToEventRoute (EventRoute route, RoutedEventArgs e)
{
throw new NotImplementedException ();
}
internal static void AddIntermediateElementsToRoute(
DependencyObject mergePoint,
EventRoute route,
RoutedEventArgs args,
DependencyObject modelTreeNode)
{
while (modelTreeNode != null && modelTreeNode != mergePoint)
{
UIElement uiElement = modelTreeNode as UIElement;
ContentElement contentElement = modelTreeNode as ContentElement;
UIElement3D uiElement3D = modelTreeNode as UIElement3D;
if(uiElement != null)
{
uiElement.AddToEventRoute(route, args);
FrameworkElement fe = uiElement as FrameworkElement;
if (fe != null)
{
AddStyleHandlersToEventRoute(fe, null, route, args);
}
}
else if (contentElement != null)
{
contentElement.AddToEventRoute(route, args);
FrameworkContentElement fce = contentElement as FrameworkContentElement;
if (fce != null)
{
AddStyleHandlersToEventRoute(null, fce, route, args);
}
}
else if (uiElement3D != null)
{
uiElement3D.AddToEventRoute(route, args);
}
// Get model parent
modelTreeNode = LogicalTreeHelper.GetParent(modelTreeNode);
}
}
// Add synchronized input handler for templated parent.
internal override void AddSynchronizedInputPreOpportunityHandlerCore(EventRoute route, RoutedEventArgs args)
{
UIElement uiElement = this._templatedParent as UIElement;
if (uiElement != null)
{
uiElement.AddSynchronizedInputPreOpportunityHandler(route, args);
}
}
/// <summary>
/// Builds the <see cref="EventRoute"/>
/// </summary>
/// <param name="route">
/// The <see cref="EventRoute"/> being
/// built
/// </param>
/// <param name="args">
/// <see cref="RoutedEventArgs"/> for the
/// RoutedEvent to be raised post building
/// the route
/// </param>
internal void BuildRoute(EventRoute route, RoutedEventArgs args)
{
UIElement.BuildRouteHelper(this, route, args);
}
internal bool BuildRouteCoreHelper(EventRoute route, RoutedEventArgs args, bool shouldAddIntermediateElementsToRoute)
{
bool flag = false;
DependencyObject parent = VisualTreeHelper.GetParent((DependencyObject) this);
DependencyObject uiParentCore = this.GetUIParentCore();
DependencyObject dependencyObject = route.PeekBranchNode() as DependencyObject;
if (dependencyObject != null && this.IsLogicalDescendent(dependencyObject))
{
args.Source = route.PeekBranchSource();
this.AdjustBranchSource(args);
route.AddSource(args.Source);
route.PopBranchNode();
if (shouldAddIntermediateElementsToRoute)
FrameworkElement.AddIntermediateElementsToRoute((DependencyObject) this, route, args, LogicalTreeHelper.GetParent(dependencyObject));
}
if (!this.IgnoreModelParentBuildRoute(args))
{
if (parent == null)
flag = uiParentCore != null;
else if (uiParentCore != null)
{
Visual visual = parent as Visual;
if (visual != null)
{
if (visual.CheckFlagsAnd(VisualFlags.IsLayoutIslandRoot))
flag = true;
}
else if (((Visual3D) parent).CheckFlagsAnd(VisualFlags.IsLayoutIslandRoot))
flag = true;
route.PushBranchNode((object) this, args.Source);
args.Source = (object) parent;
}
}
return flag;
}
/// <summary>
/// Add the event handlers for this element to the route.
/// </summary>
public void AddToEventRoute(EventRoute route, RoutedEventArgs e)
{
if (route == null)
{
throw new ArgumentNullException("route");
}
if (e == null)
{
throw new ArgumentNullException("e");
}
// Get class listeners for this ContentElement
RoutedEventHandlerInfoList classListeners =
GlobalEventManager.GetDTypedClassListeners(this.DependencyObjectType, e.RoutedEvent);
// Add all class listeners for this ContentElement
while (classListeners != null)
{
for(int i = 0; i < classListeners.Handlers.Length; i++)
{
route.Add(this, classListeners.Handlers[i].Handler, classListeners.Handlers[i].InvokeHandledEventsToo);
}
classListeners = classListeners.Next;
}
// Get instance listeners for this ContentElement
FrugalObjectList<RoutedEventHandlerInfo> instanceListeners = null;
EventHandlersStore store = EventHandlersStore;
if (store != null)
{
instanceListeners = store[e.RoutedEvent];
// Add all instance listeners for this ContentElement
if (instanceListeners != null)
{
for (int i = 0; i < instanceListeners.Count; i++)
{
route.Add(this, instanceListeners[i].Handler, instanceListeners[i].InvokeHandledEventsToo);
}
}
}
// Allow Framework to add event handlers in styles
AddToEventRouteCore(route, e);
}
// Add Style TargetType and FEF EventHandlers to the EventRoute
internal static void AddStyleHandlersToEventRoute(
FrameworkElement fe,
FrameworkContentElement fce,
EventRoute route,
RoutedEventArgs args)
{
Debug.Assert(fe != null || fce != null);
DependencyObject source = (fe != null) ? (DependencyObject)fe : (DependencyObject)fce;
Style selfStyle = null;
FrameworkTemplate selfFrameworkTemplate = null;
DependencyObject templatedParent = null;
int templateChildIndex = -1;
// Fetch selfStyle, TemplatedParent and TemplateChildIndex
if (fe != null)
{
selfStyle = fe.Style;
selfFrameworkTemplate = fe.TemplateInternal;
templatedParent = fe.TemplatedParent;
templateChildIndex = fe.TemplateChildIndex;
}
else
{
selfStyle = fce.Style;
templatedParent = fce.TemplatedParent;
templateChildIndex = fce.TemplateChildIndex;
}
// Add TargetType EventHandlers to the route. Notice that ThemeStyle
// cannot have EventHandlers and hence are ignored here.
RoutedEventHandlerInfo[] handlers = null;
if (selfStyle != null && selfStyle.EventHandlersStore != null)
{
handlers = selfStyle.EventHandlersStore.GetRoutedEventHandlers(args.RoutedEvent);
AddStyleHandlersToEventRoute(route, source, handlers);
}
if (selfFrameworkTemplate != null && selfFrameworkTemplate.EventHandlersStore != null)
{
handlers = selfFrameworkTemplate.EventHandlersStore.GetRoutedEventHandlers(args.RoutedEvent);
AddStyleHandlersToEventRoute(route, source, handlers);
}
if (templatedParent != null)
{
FrameworkTemplate templatedParentTemplate = null;
FrameworkElement feTemplatedParent = templatedParent as FrameworkElement;
Debug.Assert( feTemplatedParent != null );
templatedParentTemplate = feTemplatedParent.TemplateInternal;
// Fetch handlers from either the parent style or template
handlers = null;
if (templatedParentTemplate != null && templatedParentTemplate.HasEventDependents)
{
handlers = StyleHelper.GetChildRoutedEventHandlers(templateChildIndex, args.RoutedEvent, ref templatedParentTemplate.EventDependents);
}
// Add FEF EventHandlers to the route
AddStyleHandlersToEventRoute(route, source, handlers);
}
}
// Helper to add pre-opportunity handler for templated parent of this element in case parent is listening
// for synchronized input.
internal virtual void AddSynchronizedInputPreOpportunityHandlerCore(EventRoute route, RoutedEventArgs args)
{
}
public void AddToEventRoute(EventRoute eventRoute, RoutedEventArgs args)
{
throw new NotImplementedException();
}
internal static void BuildRouteHelper(DependencyObject e, EventRoute route, RoutedEventArgs args)
{
if (route == null)
{
throw new ArgumentNullException("route");
}
if (args == null)
{
throw new ArgumentNullException("args");
}
if (args.Source == null)
{
throw new ArgumentException(SR.Get(SRID.SourceNotSet));
}
if (args.RoutedEvent != route.RoutedEvent)
{
throw new ArgumentException(SR.Get(SRID.Mismatched_RoutedEvent));
}
// Route via visual tree
if (args.RoutedEvent.RoutingStrategy == RoutingStrategy.Direct)
{
UIElement uiElement = e as UIElement;
ContentElement contentElement = null;
UIElement3D uiElement3D = null;
if (uiElement == null)
{
contentElement = e as ContentElement;
if (contentElement == null)
{
uiElement3D = e as UIElement3D;
}
}
// Add this element to route
if (uiElement != null)
{
uiElement.AddToEventRoute(route, args);
}
else if (contentElement != null)
{
contentElement.AddToEventRoute(route, args);
}
else if (uiElement3D != null)
{
uiElement3D.AddToEventRoute(route, args);
}
}
else
{
int cElements = 0;
while (e != null)
{
UIElement uiElement = e as UIElement;
ContentElement contentElement = null;
UIElement3D uiElement3D = null;
if (uiElement == null)
{
contentElement = e as ContentElement;
if (contentElement == null)
{
uiElement3D = e as UIElement3D;
}
}
// Protect against infinite loops by limiting the number of elements
// that we will process.
if (cElements++ > MAX_ELEMENTS_IN_ROUTE)
{
throw new InvalidOperationException(SR.Get(SRID.TreeLoop));
}
// Allow the element to adjust source
object newSource = null;
if (uiElement != null)
{
newSource = uiElement.AdjustEventSource(args);
}
else if (contentElement != null)
{
newSource = contentElement.AdjustEventSource(args);
}
else if (uiElement3D != null)
{
newSource = uiElement3D.AdjustEventSource(args);
}
// Add changed source information to the route
if (newSource != null)
{
route.AddSource(newSource);
}
// Invoke BuildRouteCore
bool continuePastVisualTree = false;
if (uiElement != null)
{
//Add a Synchronized input pre-opportunity handler just before the class and instance handlers
uiElement.AddSynchronizedInputPreOpportunityHandler(route, args);
continuePastVisualTree = uiElement.BuildRouteCore(route, args);
// Add this element to route
uiElement.AddToEventRoute(route, args);
//Add a Synchronized input post-opportunity handler just after class and instance handlers
uiElement.AddSynchronizedInputPostOpportunityHandler(route, args);
// Get element's visual parent
e = uiElement.GetUIParent(continuePastVisualTree);
}
else if (contentElement != null)
{
//Add a Synchronized input pre-opportunity handler just before the class and instance handlers
contentElement.AddSynchronizedInputPreOpportunityHandler(route, args);
continuePastVisualTree = contentElement.BuildRouteCore(route, args);
// Add this element to route
contentElement.AddToEventRoute(route, args);
//Add a Synchronized input post-opportunity handler just after the class and instance handlers
contentElement.AddSynchronizedInputPostOpportunityHandler(route, args);
// Get element's visual parent
e = (DependencyObject)contentElement.GetUIParent(continuePastVisualTree);
}
else if (uiElement3D != null)
{
//Add a Synchronized input pre-opportunity handler just before the class and instance handlers
uiElement3D.AddSynchronizedInputPreOpportunityHandler(route, args);
continuePastVisualTree = uiElement3D.BuildRouteCore(route, args);
// Add this element to route
uiElement3D.AddToEventRoute(route, args);
//Add a Synchronized input post-opportunity handler just after the class and instance handlers
uiElement3D.AddSynchronizedInputPostOpportunityHandler(route, args);
// Get element's visual parent
e = uiElement3D.GetUIParent(continuePastVisualTree);
}
// If the BuildRouteCore implementation changed the
// args.Source to the route parent, respect it in
// the actual route.
if (e == args.Source)
{
route.AddSource(e);
}
}
}
}
// If this element is currently listening to synchronized input, add a pre-opportunity handler to keep track of event routed through this element.
internal void AddSynchronizedInputPreOpportunityHandler(EventRoute route, RoutedEventArgs args)
{
if (InputManager.IsSynchronizedInput)
{
if (SynchronizedInputHelper.IsListening(this, args))
{
RoutedEventHandler eventHandler = new RoutedEventHandler(this.SynchronizedInputPreOpportunityHandler);
SynchronizedInputHelper.AddHandlerToRoute(this, route, eventHandler, false);
}
}
}
// If this element is currently listening to synchronized input, add a handler to post process the synchronized input otherwise
// add a synchronized input pre-opportunity handler from parent if parent is listening.
internal void AddSynchronizedInputPostOpportunityHandler(EventRoute route, RoutedEventArgs args)
{
if (InputManager.IsSynchronizedInput)
{
if (SynchronizedInputHelper.IsListening(this, args))
{
RoutedEventHandler eventHandler = new RoutedEventHandler(this.SynchronizedInputPostOpportunityHandler);
SynchronizedInputHelper.AddHandlerToRoute(this, route, eventHandler, true);
}
else
{
// Add a preview handler from the parent.
SynchronizedInputHelper.AddParentPreOpportunityHandler(this, route, args);
}
}
}
internal static void AddStyleHandlersToEventRoute(FrameworkElement fe, FrameworkContentElement fce, EventRoute route, RoutedEventArgs args)
{
DependencyObject source = fe != null ? (DependencyObject) fe : (DependencyObject) fce;
FrameworkTemplate frameworkTemplate = (FrameworkTemplate) null;
Style style;
DependencyObject templatedParent;
int templateChildIndex;
if (fe != null)
{
style = fe.Style;
frameworkTemplate = fe.TemplateInternal;
templatedParent = fe.TemplatedParent;
templateChildIndex = fe.TemplateChildIndex;
}
else
{
style = fce.Style;
templatedParent = fce.TemplatedParent;
templateChildIndex = fce.TemplateChildIndex;
}
if (style != null && style.EventHandlersStore != null)
{
RoutedEventHandlerInfo[] routedEventHandlers = style.EventHandlersStore.GetRoutedEventHandlers(args.RoutedEvent);
FrameworkElement.AddStyleHandlersToEventRoute(route, source, routedEventHandlers);
}
if (frameworkTemplate != null && frameworkTemplate.EventHandlersStore != null)
{
RoutedEventHandlerInfo[] routedEventHandlers = frameworkTemplate.EventHandlersStore.GetRoutedEventHandlers(args.RoutedEvent);
FrameworkElement.AddStyleHandlersToEventRoute(route, source, routedEventHandlers);
}
if (templatedParent == null)
return;
FrameworkTemplate templateInternal = (templatedParent as FrameworkElement).TemplateInternal;
RoutedEventHandlerInfo[] handlers = (RoutedEventHandlerInfo[]) null;
if (templateInternal != null && templateInternal.HasEventDependents)
handlers = StyleHelper.GetChildRoutedEventHandlers(templateChildIndex, args.RoutedEvent, ref templateInternal.EventDependents);
FrameworkElement.AddStyleHandlersToEventRoute(route, source, handlers);
}
// If the routed event type matches one the element listening on then add handler to the event route.
internal static void AddHandlerToRoute(DependencyObject o, EventRoute route, RoutedEventHandler eventHandler, bool handledToo)
{
// Add a synchronized input handler to the route.
route.Add(o, eventHandler, handledToo);
}
public void AddToEventRoute(System.Windows.EventRoute route, System.Windows.RoutedEventArgs e)
{
inter.AddToEventRoute(route, e);
}
