public virtual void RaiseActiveTextPositionChangedEvent(TextPointer rangeStart, TextPointer rangeEnd)
{
if (EventMap.HasRegisteredEvent(AutomationEvents.ActiveTextPositionChanged))
{
IRawElementProviderSimple provider = ProviderFromPeer(this);
if (provider != null)
{
ActiveTextPositionChangedEventArgs args = new ActiveTextPositionChangedEventArgs(TextRangeFromTextPointers(rangeStart, rangeEnd));
AutomationInteropProvider.RaiseAutomationEvent(
AutomationElementIdentifiers.ActiveTextPositionChangedEvent,
provider,
args);
}
}
}
/// <summary>
/// Called to notify listeners of a pattern or custom event. This could could be called by a server implementation or by a proxy's event
/// translator.
/// </summary>
/// <param name="eventId">An AutomationEvent representing this event.</param>
/// <param name="provider">The actual server-side element associated with this event.</param>
/// <param name="e">Contains information about the event (may be null).</param>
public static void RaiseAutomationEvent(AutomationEvent eventId, IRawElementProviderSimple provider, AutomationEventArgs e)
{
ValidateArgumentNonNull(eventId, "eventId");
ValidateArgumentNonNull(provider, "provider");
ValidateArgumentNonNull(e, "e");
// PRESHARP will flag this as warning 56506/6506:Parameter 'e' to this public method must be validated: A null-dereference can occur here.
// False positive, e is checked, see above
#pragma warning suppress 6506
if (e.EventId == AutomationElementIdentifiers.AsyncContentLoadedEvent)
{
AsyncContentLoadedEventArgs asyncArgs = e as AsyncContentLoadedEventArgs;
if (asyncArgs == null)
{
ThrowInvalidArgument("e");
}
UiaCoreProviderApi.UiaRaiseAsyncContentLoadedEvent(provider, asyncArgs.AsyncContentLoadedState, asyncArgs.PercentComplete);
return;
}
// PRESHARP will flag this as warning 56506/6506:Parameter 'e' to this public method must be validated: A null-dereference can occur here.
// False positive, e is checked, see above
#pragma warning suppress 6506
if (e.EventId == AutomationElementIdentifiers.NotificationEvent)
{
NotificationEventArgs notificationArgs = e as NotificationEventArgs;
if (notificationArgs == null)
{
ThrowInvalidArgument("e");
}
UiaCoreProviderApi.UiaRaiseNotificationEvent(provider,
notificationArgs.NotificationKind,
notificationArgs.NotificationProcessing,
notificationArgs.DisplayString,
notificationArgs.ActivityId);
return;
}
// PRESHARP will flag this as warning 56506/6506:Parameter 'e' to this public method must be validated: A null-dereference can occur here.
// False positive, e is checked, see above
#pragma warning suppress 6506
if (e.EventId == AutomationElementIdentifiers.ActiveTextPositionChangedEvent)
{
ActiveTextPositionChangedEventArgs activeTextPositionChangedArgs = e as ActiveTextPositionChangedEventArgs;
if (activeTextPositionChangedArgs == null)
{
ThrowInvalidArgument("e");
}
UiaCoreProviderApi.UiaRaiseActiveTextPositionChangedEvent(provider, activeTextPositionChangedArgs.TextRange);
return;
}
// PRESHARP will flag this as warning 56506/6506:Parameter 'e' to this public method must be validated: A null-dereference can occur here.
// False positive, e is checked, see above
#pragma warning suppress 6506
if (e.EventId == WindowPatternIdentifiers.WindowClosedEvent && !(e is WindowClosedEventArgs))
{
ThrowInvalidArgument("e");
}
// fire to all clients
// PRESHARP will flag this as warning 56506/6506:Parameter 'eventId' to this public method must be validated: A null-dereference can occur here.
// False positive, eventId is checked, see above
#pragma warning suppress 6506
UiaCoreProviderApi.UiaRaiseAutomationEvent(provider, eventId.Id);
}
