Example #1
0
		/// <summary> Retrieve the human-readable name of the filter </summary>
		protected string getName(System.Runtime.InteropServices.ComTypes.IMoniker moniker)
		{
			object bagObj = null;
			IPropertyBag bag = null;
			try
			{
				Guid bagId = typeof(IPropertyBag).GUID;
				
				moniker.BindToStorage(null, null, ref bagId, out bagObj);
				bag = (IPropertyBag)bagObj;
				
				object val = "";
				int hr = bag.Read("FriendlyName", out val, null);
				//int hr = bag.Read("FriendlyName", ref val, IntPtr.Zero);
				Marshal.ThrowExceptionForHR(hr);

				string ret = val as string;
				if ((ret == null) || (ret.Length < 1))
					throw new NotImplementedException("Device FriendlyName");
				return (ret);
			}
			catch (Exception)
			{
				return ("");
			}
			finally
			{
				bag = null;
				if (bagObj != null)
					Marshal.ReleaseComObject(bagObj); bagObj = null;
			}
		}
Example #2
0
        public int SelectedFilter(System.Runtime.InteropServices.ComTypes.IMoniker pMon)
        {
            if (_blockedFilters.Count > 0)
            {
                object objBag = null;
                Guid ipGuid = typeof(IPropertyBag).GUID;//new Guid("55272A00-42CB-11CE-8135-00AA004BB851");
                object objClsid = null;
                object objFriendlyName = null;
                try
                {
                    pMon.BindToStorage(null, null, ref ipGuid, out objBag);
                    IPropertyBag bag = objBag as IPropertyBag;
                    if (bag != null)
                    {
                        bag.Read("CLSID", out objClsid, null);
                        bag.Read("FriendlyName", out objFriendlyName, null);

                        if (_blockedFilters.Contains(objClsid.ToString()) || _blockedFilters.Contains(objFriendlyName.ToString()))
                        {
                            FileLogger.Log("Blocked Filter: {0} - {1}", objFriendlyName, objClsid);
                            return -1;
                        }
                    }
                }
                finally
                {
                    if (objBag != null)
                        Marshal.ReleaseComObject(objBag);
                }
            }
            return 0;
        }