static void AttachEvent(string eventName, object domElementRef, HtmlEventProxy newProxy, Action <object> originalEventHandler)
{
#if !BUILDINGDOCUMENTATION
if (domElementRef is INTERNAL_HtmlDomElementReference)
{
Interop.ExecuteJavaScriptAsync(@"document.addEventListenerSafe($0, $1, $2)", ((INTERNAL_HtmlDomElementReference)domElementRef).UniqueIdentifier, eventName, (Action <object>)newProxy.OnEvent);
}
else
{
Interop.ExecuteJavaScriptAsync(@"document.addEventListenerSafe($0, $1, $2)", domElementRef, eventName, (Action <object>)newProxy.OnEvent);
}
/*
* DOMEventType eventType;
*
* // Listen to the event:
* if (TryConvertStringToDOMEventType(eventName, out eventType))
* {
* // Get the DOMDocument (a DotNetBrowser object) from the Simulator:
* DOMDocument document = INTERNAL_Simulator.DOMDocument;
*
* // Get the domElement from the id:
* var domElement = document.getElementByIdSafe(((INTERNAL_HtmlDomElementReference)(domElementRef)).UniqueIdentifier);
*
* // Add the listener:
* domElement.AddEventListener(eventType, newProxy.OnEvent, false); //todo: replace "false"?
* }
*/
#endif
}
internal static void DetachEvent(string eventName, object domElementRef, HtmlEventProxy proxy, Action <object> originalEventHandler)
{
#if !BUILDINGDOCUMENTATION
Interop.ExecuteJavaScriptAsync(@"document.removeEventListenerSafe($0, $1, $2)", domElementRef, eventName, (Action <object>)proxy.OnEvent);
/*
* DOMEventType eventType;
*
* //add the event to the domElement
* if (TryConvertStringToDOMEventType(eventName, out eventType))
* {
* // Get the DOMDocument (a DotNetBrowser object) from the Simulator:
* DOMDocument document = INTERNAL_Simulator.DOMDocument;
*
* // Get the domElement from the id:
* var domElement = document.getElementByIdSafe(((INTERNAL_HtmlDomElementReference)(domElementRef)).UniqueIdentifier);
*
* // Remove the listener:
* if (domElement != null) //todo: this line was added when we moved from Awesomium to DotNetBrowser because otherwise a NullReferenceException occurred. However, it is strange that thre was no NullReferenceException with Awesomium. We should investigate to understand why, because it may be a sign of a change somewhere that has broken something.
* {
* domElement.RemoveEventListener(eventType, proxy.OnEvent, false); //todo: replace "false"?
* }
* }
*/
#endif
}
public static HtmlEventProxy AttachToDomEvents(string eventName, object domElementRef, Action <object> eventHandlerWithJsEventArg)
{
HtmlEventProxy newProxy = new HtmlEventProxy(eventName, domElementRef, eventHandlerWithJsEventArg);
AttachEvent(eventName, domElementRef, newProxy, eventHandlerWithJsEventArg);
return(newProxy);
}
