/// <summary>
/// Get all the event connection points for a given COM object.
/// </summary>
/// <param name="comObject">A COM object that raises events.</param>
/// <returns>A List of IConnectionPoint instances for the COM object.</returns>
private static List <COM.IConnectionPoint> GetConnectionPoints(object comObject)
{
COM.IConnectionPointContainer connectionPointContainer = (COM.IConnectionPointContainer)comObject;
COM.IEnumConnectionPoints enumConnectionPoints;
COM.IConnectionPoint[] oneConnectionPoint = new COM.IConnectionPoint[1];
List <COM.IConnectionPoint> connectionPoints = new List <COM.IConnectionPoint>();
connectionPointContainer.EnumConnectionPoints(out enumConnectionPoints);
enumConnectionPoints.Reset();
int fetchCount = 0;
SafeIntPtr pFetchCount = new SafeIntPtr();
do
{
if (0 != enumConnectionPoints.Next(1, oneConnectionPoint, pFetchCount.ToIntPtr()))
{
break;
}
fetchCount = pFetchCount.Value;
if (fetchCount > 0)
{
connectionPoints.Add(oneConnectionPoint[0]);
}
} while (fetchCount > 0);
pFetchCount.Dispose();
return(connectionPoints);
}
private void Initialize(object rcw, Guid sourceIid)
{
_sourceIid = sourceIid;
_adviseCookie = -1;
Debug.Assert(_connectionPoint == null, "re-initializing event sink w/o unadvising from connection point");
ComTypes.IConnectionPointContainer cpc = rcw as ComTypes.IConnectionPointContainer;
if (cpc == null)
{
throw Error.COMObjectDoesNotSupportEvents();
}
cpc.FindConnectionPoint(ref _sourceIid, out _connectionPoint);
if (_connectionPoint == null)
{
throw Error.COMObjectDoesNotSupportSourceInterface();
}
// Read the comments for ComEventSinkProxy about why we need it
ComEventSinkProxy proxy = new ComEventSinkProxy(this, _sourceIid);
_connectionPoint.Advise(proxy.GetTransparentProxy(), out _adviseCookie);
}
public VirtualUI()
: base()
{
if (LibHandle != IntPtr.Zero)
{
IntPtr pAddressOfFunctionToCall = GetProcAddress(LibHandle, "DllGetInstance");
GetInstance = (funcGetInstance)Marshal.GetDelegateForFunctionPointer(
pAddressOfFunctionToCall,
typeof(funcGetInstance));
GetInstance(ref m_VirtualUI);
virtualUIEventSink = new VirtualUISink(this);
connectionPointContainer = (System.Runtime.InteropServices.ComTypes.IConnectionPointContainer)m_VirtualUI;
Guid virtualUIEventsInterfaceId = typeof(IEvents).GUID;
connectionPointContainer.FindConnectionPoint(ref virtualUIEventsInterfaceId, out connectionPoint);
if (connectionPoint != null)
connectionPoint.Advise((IEvents)virtualUIEventSink, out connectionCookie);
}
m_BrowserInfo = new BrowserInfo(m_VirtualUI);
m_DevServer = new DevServer(m_VirtualUI);
if (!g_virtualUIExists)
{
g_virtualUIExists = true;
g_virtualUI = new VirtualUI();
}
}
public JSObject(string Id)
: base()
{
if (LibHandle != IntPtr.Zero)
{
IntPtr pAddressOfFunctionToCall = GetProcAddress(LibHandle, "DllCreateJSObject");
DllCreateJSObject = (funcDllCreateJSObject)Marshal.GetDelegateForFunctionPointer(
pAddressOfFunctionToCall,
typeof(funcDllCreateJSObject));
DllCreateJSObject(ref m_JSObject);
jsObjectEventSink = new JSObjectSink(this);
connectionPointContainer = (System.Runtime.InteropServices.ComTypes.IConnectionPointContainer)m_JSObject;
Guid virtualUIEventsInterfaceId = typeof(IJSObjectEvents).GUID;
connectionPointContainer.FindConnectionPoint(ref virtualUIEventsInterfaceId, out connectionPoint);
if (connectionPoint != null)
connectionPoint.Advise((IJSObjectEvents)jsObjectEventSink, out connectionCookie);
}
this.Id = Id;
}