private void _BuildShellLists(out List <JumpItem> successList, out List <JumpList._RejectedJumpItemPair> rejectedList, out List <JumpList._ShellObjectPair> removedList) { List <List <JumpList._ShellObjectPair> > list = null; removedList = null; ICustomDestinationList customDestinationList = CLSID.CoCreateInstance <ICustomDestinationList>("77f10cf0-3db5-4966-b520-b7c54fd35ed6"); try { string runtimeId = JumpList._RuntimeId; if (!string.IsNullOrEmpty(runtimeId)) { customDestinationList.SetAppID(runtimeId); } Guid guid = new Guid("92CA9DCD-5622-4bba-A805-5E9F541BD8C9"); uint num; IObjectArray shellObjects = (IObjectArray)customDestinationList.BeginList(out num, ref guid); removedList = JumpList.GenerateJumpItems(shellObjects); successList = new List <JumpItem>(this.JumpItems.Count); rejectedList = new List <JumpList._RejectedJumpItemPair>(this.JumpItems.Count); list = new List <List <JumpList._ShellObjectPair> > { new List <JumpList._ShellObjectPair>() }; foreach (JumpItem jumpItem in this.JumpItems) { if (jumpItem == null) { rejectedList.Add(new JumpList._RejectedJumpItemPair { JumpItem = jumpItem, Reason = JumpItemRejectionReason.InvalidItem }); } else { object obj = null; try { obj = JumpList.GetShellObjectForJumpItem(jumpItem); if (obj == null) { rejectedList.Add(new JumpList._RejectedJumpItemPair { Reason = JumpItemRejectionReason.InvalidItem, JumpItem = jumpItem }); } else if (JumpList.ListContainsShellObject(removedList, obj)) { rejectedList.Add(new JumpList._RejectedJumpItemPair { Reason = JumpItemRejectionReason.RemovedByUser, JumpItem = jumpItem }); } else { JumpList._ShellObjectPair item = new JumpList._ShellObjectPair { JumpItem = jumpItem, ShellObject = obj }; if (string.IsNullOrEmpty(jumpItem.CustomCategory)) { list[0].Add(item); } else { bool flag = false; foreach (List <JumpList._ShellObjectPair> list2 in list) { if (list2.Count > 0 && list2[0].JumpItem.CustomCategory == jumpItem.CustomCategory) { list2.Add(item); flag = true; break; } } if (!flag) { list.Add(new List <JumpList._ShellObjectPair> { item }); } } obj = null; } } finally { Utility.SafeRelease <object>(ref obj); } } } list.Reverse(); if (this.ShowFrequentCategory) { customDestinationList.AppendKnownCategory(KDC.FREQUENT); } if (this.ShowRecentCategory) { customDestinationList.AppendKnownCategory(KDC.RECENT); } foreach (List <JumpList._ShellObjectPair> list3 in list) { if (list3.Count > 0) { string customCategory = list3[0].JumpItem.CustomCategory; JumpList.AddCategory(customDestinationList, customCategory, list3, successList, rejectedList); } } customDestinationList.CommitList(); successList.Reverse(); } finally { Utility.SafeRelease <ICustomDestinationList>(ref customDestinationList); if (list != null) { foreach (List <JumpList._ShellObjectPair> list4 in list) { JumpList._ShellObjectPair.ReleaseShellObjects(list4); } } JumpList._ShellObjectPair.ReleaseShellObjects(removedList); } }