751 lines
30 KiB
C#
751 lines
30 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Diagnostics.CodeAnalysis;
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using System.IO;
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using System.Runtime.InteropServices;
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using System.Text;
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using System.Threading;
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using System.Windows;
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using System.Windows.Markup;
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using Standard;
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namespace Microsoft.Windows.Shell
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{
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[ContentProperty("JumpItems")]
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public sealed class JumpList : ISupportInitialize
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{
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public static void AddToRecentCategory(string itemPath)
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{
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Verify.FileExists(itemPath, "itemPath");
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itemPath = Path.GetFullPath(itemPath);
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NativeMethods.SHAddToRecentDocs(itemPath);
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}
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[SuppressMessage("Microsoft.Design", "CA1062:Validate arguments of public methods", MessageId = "0")]
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public static void AddToRecentCategory(JumpPath jumpPath)
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{
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Verify.IsNotNull<JumpPath>(jumpPath, "jumpPath");
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JumpList.AddToRecentCategory(jumpPath.Path);
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}
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public static void AddToRecentCategory(JumpTask jumpTask)
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{
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Verify.IsNotNull<JumpTask>(jumpTask, "jumpTask");
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if (Utility.IsOSWindows7OrNewer)
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{
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IShellLinkW shellLinkW = JumpList.CreateLinkFromJumpTask(jumpTask, false);
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try
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{
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if (shellLinkW != null)
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{
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NativeMethods.SHAddToRecentDocs(shellLinkW);
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}
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}
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finally
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{
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Utility.SafeRelease<IShellLinkW>(ref shellLinkW);
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}
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}
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}
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public static void SetJumpList(Application application, JumpList value)
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{
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Verify.IsNotNull<Application>(application, "application");
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lock (JumpList.s_lock)
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{
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JumpList jumpList;
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if (JumpList.s_applicationMap.TryGetValue(application, out jumpList) && jumpList != null)
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{
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jumpList._application = null;
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}
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JumpList.s_applicationMap[application] = value;
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if (value != null)
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{
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value._application = application;
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}
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}
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if (value != null)
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{
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value.ApplyFromApplication();
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}
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}
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public static JumpList GetJumpList(Application application)
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{
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Verify.IsNotNull<Application>(application, "application");
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JumpList result;
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JumpList.s_applicationMap.TryGetValue(application, out result);
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return result;
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}
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public JumpList() : this(null, false, false)
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{
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this._initializing = null;
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}
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public JumpList(IEnumerable<JumpItem> items, bool showFrequent, bool showRecent)
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{
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if (items != null)
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{
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this._jumpItems = new List<JumpItem>(items);
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}
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else
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{
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this._jumpItems = new List<JumpItem>();
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}
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this.ShowFrequentCategory = showFrequent;
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this.ShowRecentCategory = showRecent;
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this._initializing = new bool?(false);
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}
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public bool ShowFrequentCategory { get; set; }
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public bool ShowRecentCategory { get; set; }
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[SuppressMessage("Microsoft.Design", "CA1002:DoNotExposeGenericLists")]
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public List<JumpItem> JumpItems
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{
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get
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{
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return this._jumpItems;
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}
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}
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private bool _IsUnmodified
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{
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get
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{
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return this._initializing == null && this.JumpItems.Count == 0 && !this.ShowRecentCategory && !this.ShowFrequentCategory;
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}
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}
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[SuppressMessage("Microsoft.Naming", "CA2204:Literals should be spelled correctly", MessageId = "BeginInit")]
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public void BeginInit()
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{
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if (!this._IsUnmodified)
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{
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throw new InvalidOperationException("Calls to BeginInit cannot be nested.");
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}
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this._initializing = new bool?(true);
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}
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[SuppressMessage("Microsoft.Naming", "CA2204:Literals should be spelled correctly", MessageId = "EndInit")]
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[SuppressMessage("Microsoft.Naming", "CA2204:Literals should be spelled correctly", MessageId = "BeginInit")]
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public void EndInit()
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{
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if (this._initializing != true)
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{
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throw new NotSupportedException("Can't call EndInit without first calling BeginInit.");
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}
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this._initializing = new bool?(false);
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this.ApplyFromApplication();
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}
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private static string _RuntimeId
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{
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get
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{
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string result;
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HRESULT hrLeft = NativeMethods.GetCurrentProcessExplicitAppUserModelID(out result);
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if (hrLeft == HRESULT.E_FAIL)
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{
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hrLeft = HRESULT.S_OK;
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result = null;
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}
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hrLeft.ThrowIfFailed();
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return result;
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}
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}
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[SuppressMessage("Microsoft.Naming", "CA2204:Literals should be spelled correctly", MessageId = "JumpList")]
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[SuppressMessage("Microsoft.Naming", "CA2204:Literals should be spelled correctly", MessageId = "EndInit")]
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public void Apply()
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{
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if (this._initializing == true)
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{
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throw new InvalidOperationException("The JumpList can't be applied until EndInit has been called.");
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}
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this._initializing = new bool?(false);
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this._ApplyList();
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}
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private void ApplyFromApplication()
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{
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if (this._initializing != true && !this._IsUnmodified)
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{
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this._initializing = new bool?(false);
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}
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if (this._application == Application.Current && this._initializing == false)
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{
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this._ApplyList();
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}
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}
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[SuppressMessage("Microsoft.Globalization", "CA1303:Do not pass literals as localized parameters", MessageId = "Standard.Verify.IsApartmentState(System.Threading.ApartmentState,System.String)")]
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[SuppressMessage("Microsoft.Design", "CA1031:DoNotCatchGeneralExceptionTypes")]
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[SuppressMessage("Microsoft.Naming", "CA2204:Literals should be spelled correctly", MessageId = "JumpLists")]
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private void _ApplyList()
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{
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Verify.IsApartmentState(ApartmentState.STA, "JumpLists can only be effected on STA threads.");
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if (!Utility.IsOSWindows7OrNewer)
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{
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this.RejectEverything();
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return;
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}
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List<JumpItem> jumpItems;
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List<JumpList._RejectedJumpItemPair> list;
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List<JumpList._ShellObjectPair> list2;
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try
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{
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this._BuildShellLists(out jumpItems, out list, out list2);
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}
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catch (Exception)
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{
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this.RejectEverything();
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return;
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}
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this._jumpItems = jumpItems;
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EventHandler<JumpItemsRejectedEventArgs> jumpItemsRejected = this.JumpItemsRejected;
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EventHandler<JumpItemsRemovedEventArgs> jumpItemsRemovedByUser = this.JumpItemsRemovedByUser;
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if (list.Count > 0 && jumpItemsRejected != null)
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{
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List<JumpItem> list3 = new List<JumpItem>(list.Count);
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List<JumpItemRejectionReason> list4 = new List<JumpItemRejectionReason>(list.Count);
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foreach (JumpList._RejectedJumpItemPair rejectedJumpItemPair in list)
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{
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list3.Add(rejectedJumpItemPair.JumpItem);
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list4.Add(rejectedJumpItemPair.Reason);
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}
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jumpItemsRejected(this, new JumpItemsRejectedEventArgs(list3, list4));
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}
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if (list2.Count > 0 && jumpItemsRemovedByUser != null)
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{
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List<JumpItem> list5 = new List<JumpItem>(list2.Count);
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foreach (JumpList._ShellObjectPair shellObjectPair in list2)
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{
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if (shellObjectPair.JumpItem != null)
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{
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list5.Add(shellObjectPair.JumpItem);
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}
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}
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if (list5.Count > 0)
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{
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jumpItemsRemovedByUser(this, new JumpItemsRemovedEventArgs(list5));
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}
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}
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}
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private void _BuildShellLists(out List<JumpItem> successList, out List<JumpList._RejectedJumpItemPair> rejectedList, out List<JumpList._ShellObjectPair> removedList)
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{
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List<List<JumpList._ShellObjectPair>> list = null;
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removedList = null;
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ICustomDestinationList customDestinationList = CLSID.CoCreateInstance<ICustomDestinationList>("77f10cf0-3db5-4966-b520-b7c54fd35ed6");
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try
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{
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string runtimeId = JumpList._RuntimeId;
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if (!string.IsNullOrEmpty(runtimeId))
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{
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customDestinationList.SetAppID(runtimeId);
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}
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Guid guid = new Guid("92CA9DCD-5622-4bba-A805-5E9F541BD8C9");
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uint num;
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IObjectArray shellObjects = (IObjectArray) customDestinationList.BeginList(out num, ref guid);
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removedList = JumpList.GenerateJumpItems(shellObjects);
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successList = new List<JumpItem>(this.JumpItems.Count);
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rejectedList = new List<JumpList._RejectedJumpItemPair>(this.JumpItems.Count);
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list = new List<List<JumpList._ShellObjectPair>>
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{
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new List<JumpList._ShellObjectPair>()
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};
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foreach (JumpItem jumpItem in this.JumpItems)
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{
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if (jumpItem == null)
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{
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rejectedList.Add(new JumpList._RejectedJumpItemPair
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{
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JumpItem = jumpItem,
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Reason = JumpItemRejectionReason.InvalidItem
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});
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}
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else
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{
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object obj = null;
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try
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{
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obj = JumpList.GetShellObjectForJumpItem(jumpItem);
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if (obj == null)
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{
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rejectedList.Add(new JumpList._RejectedJumpItemPair
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{
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Reason = JumpItemRejectionReason.InvalidItem,
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JumpItem = jumpItem
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});
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}
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else if (JumpList.ListContainsShellObject(removedList, obj))
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{
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rejectedList.Add(new JumpList._RejectedJumpItemPair
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{
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Reason = JumpItemRejectionReason.RemovedByUser,
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JumpItem = jumpItem
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});
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}
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else
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{
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JumpList._ShellObjectPair item = new JumpList._ShellObjectPair
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{
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JumpItem = jumpItem,
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ShellObject = obj
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};
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if (string.IsNullOrEmpty(jumpItem.CustomCategory))
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{
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list[0].Add(item);
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}
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else
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{
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bool flag = false;
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foreach (List<JumpList._ShellObjectPair> list2 in list)
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{
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if (list2.Count > 0 && list2[0].JumpItem.CustomCategory == jumpItem.CustomCategory)
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{
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list2.Add(item);
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flag = true;
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break;
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}
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}
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if (!flag)
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{
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list.Add(new List<JumpList._ShellObjectPair>
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{
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item
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});
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}
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}
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obj = null;
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}
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}
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finally
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{
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Utility.SafeRelease<object>(ref obj);
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}
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}
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}
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list.Reverse();
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if (this.ShowFrequentCategory)
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{
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customDestinationList.AppendKnownCategory(KDC.FREQUENT);
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}
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if (this.ShowRecentCategory)
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{
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customDestinationList.AppendKnownCategory(KDC.RECENT);
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}
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foreach (List<JumpList._ShellObjectPair> list3 in list)
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{
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if (list3.Count > 0)
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{
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string customCategory = list3[0].JumpItem.CustomCategory;
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JumpList.AddCategory(customDestinationList, customCategory, list3, successList, rejectedList);
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}
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}
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customDestinationList.CommitList();
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successList.Reverse();
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}
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finally
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{
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Utility.SafeRelease<ICustomDestinationList>(ref customDestinationList);
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if (list != null)
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{
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foreach (List<JumpList._ShellObjectPair> list4 in list)
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{
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JumpList._ShellObjectPair.ReleaseShellObjects(list4);
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}
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}
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JumpList._ShellObjectPair.ReleaseShellObjects(removedList);
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}
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}
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private static bool ListContainsShellObject(List<JumpList._ShellObjectPair> removedList, object shellObject)
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{
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if (removedList.Count == 0)
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{
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return false;
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}
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IShellItem shellItem = shellObject as IShellItem;
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if (shellItem != null)
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{
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foreach (JumpList._ShellObjectPair shellObjectPair in removedList)
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{
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IShellItem shellItem2 = shellObjectPair.ShellObject as IShellItem;
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if (shellItem2 != null && shellItem.Compare(shellItem2, (SICHINT) 805306368u) == 0)
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{
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return true;
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}
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}
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return false;
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}
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IShellLinkW shellLinkW = shellObject as IShellLinkW;
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if (shellLinkW != null)
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{
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foreach (JumpList._ShellObjectPair shellObjectPair2 in removedList)
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{
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IShellLinkW shellLinkW2 = shellObjectPair2.ShellObject as IShellLinkW;
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if (shellLinkW2 != null)
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{
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string a = JumpList.ShellLinkToString(shellLinkW2);
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string b = JumpList.ShellLinkToString(shellLinkW);
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if (a == b)
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{
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return true;
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}
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}
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}
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return false;
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}
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return false;
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}
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private static object GetShellObjectForJumpItem(JumpItem jumpItem)
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{
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JumpPath jumpPath = jumpItem as JumpPath;
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JumpTask jumpTask = jumpItem as JumpTask;
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if (jumpPath != null)
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{
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return JumpList.CreateItemFromJumpPath(jumpPath);
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}
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if (jumpTask != null)
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{
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return JumpList.CreateLinkFromJumpTask(jumpTask, true);
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}
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return null;
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}
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private static List<JumpList._ShellObjectPair> GenerateJumpItems(IObjectArray shellObjects)
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{
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List<JumpList._ShellObjectPair> list = new List<JumpList._ShellObjectPair>();
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Guid guid = new Guid("00000000-0000-0000-C000-000000000046");
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uint count = shellObjects.GetCount();
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for (uint num = 0u; num < count; num += 1u)
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{
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object at = shellObjects.GetAt(num, ref guid);
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JumpItem jumpItem = null;
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try
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{
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jumpItem = JumpList.GetJumpItemForShellObject(at);
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}
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catch (Exception ex)
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{
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if (ex is NullReferenceException || ex is SEHException)
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{
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throw;
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}
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}
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list.Add(new JumpList._ShellObjectPair
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{
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ShellObject = at,
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JumpItem = jumpItem
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});
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}
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return list;
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}
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private static void AddCategory(ICustomDestinationList cdl, string category, List<JumpList._ShellObjectPair> jumpItems, List<JumpItem> successList, List<JumpList._RejectedJumpItemPair> rejectionList)
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{
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JumpList.AddCategory(cdl, category, jumpItems, successList, rejectionList, true);
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}
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private static void AddCategory(ICustomDestinationList cdl, string category, List<JumpList._ShellObjectPair> jumpItems, List<JumpItem> successList, List<JumpList._RejectedJumpItemPair> rejectionList, bool isHeterogenous)
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{
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IObjectCollection objectCollection = (IObjectCollection) Activator.CreateInstance(Type.GetTypeFromCLSID(new Guid("2d3468c1-36a7-43b6-ac24-d3f02fd9607a")));
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foreach (JumpList._ShellObjectPair shellObjectPair in jumpItems)
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{
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objectCollection.AddObject(shellObjectPair.ShellObject);
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}
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HRESULT hrLeft;
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if (string.IsNullOrEmpty(category))
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{
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hrLeft = cdl.AddUserTasks(objectCollection);
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}
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else
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{
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hrLeft = cdl.AppendCategory(category, objectCollection);
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}
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if (hrLeft.Succeeded)
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{
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int num = jumpItems.Count;
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while (--num >= 0)
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{
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successList.Add(jumpItems[num].JumpItem);
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}
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return;
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}
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if (isHeterogenous && hrLeft == HRESULT.DESTS_E_NO_MATCHING_ASSOC_HANDLER)
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{
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Utility.SafeRelease<IObjectCollection>(ref objectCollection);
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List<JumpList._ShellObjectPair> list = new List<JumpList._ShellObjectPair>();
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foreach (JumpList._ShellObjectPair shellObjectPair2 in jumpItems)
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{
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if (shellObjectPair2.JumpItem is JumpPath)
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{
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rejectionList.Add(new JumpList._RejectedJumpItemPair
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{
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JumpItem = shellObjectPair2.JumpItem,
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Reason = JumpItemRejectionReason.NoRegisteredHandler
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});
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}
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else
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{
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list.Add(shellObjectPair2);
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}
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}
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if (list.Count > 0)
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{
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JumpList.AddCategory(cdl, category, list, successList, rejectionList, false);
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return;
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}
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}
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else
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{
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foreach (JumpList._ShellObjectPair shellObjectPair3 in jumpItems)
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{
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rejectionList.Add(new JumpList._RejectedJumpItemPair
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{
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JumpItem = shellObjectPair3.JumpItem,
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Reason = JumpItemRejectionReason.InvalidItem
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});
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}
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}
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}
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[SuppressMessage("Microsoft.Design", "CA1031:DoNotCatchGeneralExceptionTypes")]
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private static IShellLinkW CreateLinkFromJumpTask(JumpTask jumpTask, bool allowSeparators)
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{
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if (string.IsNullOrEmpty(jumpTask.Title) && (!allowSeparators || !string.IsNullOrEmpty(jumpTask.CustomCategory)))
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{
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return null;
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}
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IShellLinkW shellLinkW = (IShellLinkW) Activator.CreateInstance(Type.GetTypeFromCLSID(new Guid("00021401-0000-0000-C000-000000000046")));
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IShellLinkW result;
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try
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{
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string path = JumpList._FullName;
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if (!string.IsNullOrEmpty(jumpTask.ApplicationPath))
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{
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path = jumpTask.ApplicationPath;
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}
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shellLinkW.SetPath(path);
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if (!string.IsNullOrEmpty(jumpTask.WorkingDirectory))
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{
|
|
shellLinkW.SetWorkingDirectory(jumpTask.WorkingDirectory);
|
|
}
|
|
if (!string.IsNullOrEmpty(jumpTask.Arguments))
|
|
{
|
|
shellLinkW.SetArguments(jumpTask.Arguments);
|
|
}
|
|
if (jumpTask.IconResourceIndex != -1)
|
|
{
|
|
string pszIconPath = JumpList._FullName;
|
|
if (!string.IsNullOrEmpty(jumpTask.IconResourcePath))
|
|
{
|
|
if ((long) jumpTask.IconResourcePath.Length >= 260L)
|
|
{
|
|
return null;
|
|
}
|
|
pszIconPath = jumpTask.IconResourcePath;
|
|
}
|
|
shellLinkW.SetIconLocation(pszIconPath, jumpTask.IconResourceIndex);
|
|
}
|
|
if (!string.IsNullOrEmpty(jumpTask.Description))
|
|
{
|
|
shellLinkW.SetDescription(jumpTask.Description);
|
|
}
|
|
IPropertyStore propertyStore = (IPropertyStore) shellLinkW;
|
|
using (PROPVARIANT propvariant = new PROPVARIANT())
|
|
{
|
|
PKEY pkey = default(PKEY);
|
|
if (!string.IsNullOrEmpty(jumpTask.Title))
|
|
{
|
|
propvariant.SetValue(jumpTask.Title);
|
|
pkey = PKEY.Title;
|
|
}
|
|
else
|
|
{
|
|
propvariant.SetValue(true);
|
|
pkey = PKEY.AppUserModel_IsDestListSeparator;
|
|
}
|
|
propertyStore.SetValue(ref pkey, propvariant);
|
|
}
|
|
propertyStore.Commit();
|
|
IShellLinkW shellLinkW2 = shellLinkW;
|
|
shellLinkW = null;
|
|
result = shellLinkW2;
|
|
}
|
|
catch (Exception)
|
|
{
|
|
result = null;
|
|
}
|
|
finally
|
|
{
|
|
Utility.SafeRelease<IShellLinkW>(ref shellLinkW);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
private static IShellItem2 GetShellItemForPath(string path)
|
|
{
|
|
if (string.IsNullOrEmpty(path))
|
|
{
|
|
return null;
|
|
}
|
|
Guid guid = new Guid("7e9fb0d3-919f-4307-ab2e-9b1860310c93");
|
|
object obj;
|
|
HRESULT hrLeft = NativeMethods.SHCreateItemFromParsingName(path, null, ref guid, out obj);
|
|
if (hrLeft == (HRESULT) Win32Error.ERROR_FILE_NOT_FOUND || hrLeft == (HRESULT) Win32Error.ERROR_PATH_NOT_FOUND)
|
|
{
|
|
hrLeft = HRESULT.S_OK;
|
|
obj = null;
|
|
}
|
|
hrLeft.ThrowIfFailed();
|
|
return (IShellItem2) obj;
|
|
}
|
|
|
|
[SuppressMessage("Microsoft.Design", "CA1031:DoNotCatchGeneralExceptionTypes")]
|
|
private static IShellItem2 CreateItemFromJumpPath(JumpPath jumpPath)
|
|
{
|
|
try
|
|
{
|
|
return JumpList.GetShellItemForPath(Path.GetFullPath(jumpPath.Path));
|
|
}
|
|
catch (Exception)
|
|
{
|
|
}
|
|
return null;
|
|
}
|
|
|
|
private static JumpItem GetJumpItemForShellObject(object shellObject)
|
|
{
|
|
IShellItem2 shellItem = shellObject as IShellItem2;
|
|
IShellLinkW shellLinkW = shellObject as IShellLinkW;
|
|
if (shellItem != null)
|
|
{
|
|
return new JumpPath
|
|
{
|
|
Path = shellItem.GetDisplayName((SIGDN) 2147647488u)
|
|
};
|
|
}
|
|
if (shellLinkW != null)
|
|
{
|
|
StringBuilder stringBuilder = new StringBuilder(260);
|
|
shellLinkW.GetPath(stringBuilder, stringBuilder.Capacity, null, SLGP.RAWPATH);
|
|
StringBuilder stringBuilder2 = new StringBuilder(1024);
|
|
shellLinkW.GetArguments(stringBuilder2, stringBuilder2.Capacity);
|
|
StringBuilder stringBuilder3 = new StringBuilder(1024);
|
|
shellLinkW.GetDescription(stringBuilder3, stringBuilder3.Capacity);
|
|
StringBuilder stringBuilder4 = new StringBuilder(260);
|
|
int iconResourceIndex;
|
|
shellLinkW.GetIconLocation(stringBuilder4, stringBuilder4.Capacity, out iconResourceIndex);
|
|
StringBuilder stringBuilder5 = new StringBuilder(260);
|
|
shellLinkW.GetWorkingDirectory(stringBuilder5, stringBuilder5.Capacity);
|
|
JumpTask jumpTask = new JumpTask
|
|
{
|
|
ApplicationPath = stringBuilder.ToString(),
|
|
Arguments = stringBuilder2.ToString(),
|
|
Description = stringBuilder3.ToString(),
|
|
IconResourceIndex = iconResourceIndex,
|
|
IconResourcePath = stringBuilder4.ToString(),
|
|
WorkingDirectory = stringBuilder5.ToString()
|
|
};
|
|
using (PROPVARIANT propvariant = new PROPVARIANT())
|
|
{
|
|
IPropertyStore propertyStore = (IPropertyStore) shellLinkW;
|
|
PKEY title = PKEY.Title;
|
|
propertyStore.GetValue(ref title, propvariant);
|
|
jumpTask.Title = (propvariant.GetValue() ?? "");
|
|
}
|
|
return jumpTask;
|
|
}
|
|
return null;
|
|
}
|
|
|
|
private static string ShellLinkToString(IShellLinkW shellLink)
|
|
{
|
|
StringBuilder stringBuilder = new StringBuilder(260);
|
|
shellLink.GetPath(stringBuilder, stringBuilder.Capacity, null, SLGP.RAWPATH);
|
|
string text = null;
|
|
using (PROPVARIANT propvariant = new PROPVARIANT())
|
|
{
|
|
IPropertyStore propertyStore = (IPropertyStore) shellLink;
|
|
PKEY title = PKEY.Title;
|
|
propertyStore.GetValue(ref title, propvariant);
|
|
text = (propvariant.GetValue() ?? "");
|
|
}
|
|
StringBuilder stringBuilder2 = new StringBuilder(1024);
|
|
shellLink.GetArguments(stringBuilder2, stringBuilder2.Capacity);
|
|
return stringBuilder.ToString().ToUpperInvariant() + text.ToUpperInvariant() + stringBuilder2.ToString();
|
|
}
|
|
|
|
private void RejectEverything()
|
|
{
|
|
EventHandler<JumpItemsRejectedEventArgs> jumpItemsRejected = this.JumpItemsRejected;
|
|
if (jumpItemsRejected == null)
|
|
{
|
|
this._jumpItems.Clear();
|
|
return;
|
|
}
|
|
if (this._jumpItems.Count > 0)
|
|
{
|
|
List<JumpItemRejectionReason> list = new List<JumpItemRejectionReason>(this.JumpItems.Count);
|
|
for (int i = 0; i < this.JumpItems.Count; i++)
|
|
{
|
|
list.Add(JumpItemRejectionReason.InvalidItem);
|
|
}
|
|
JumpItemsRejectedEventArgs e = new JumpItemsRejectedEventArgs(this.JumpItems, list);
|
|
this._jumpItems.Clear();
|
|
jumpItemsRejected(this, e);
|
|
}
|
|
}
|
|
|
|
public event EventHandler<JumpItemsRejectedEventArgs> JumpItemsRejected;
|
|
|
|
public event EventHandler<JumpItemsRemovedEventArgs> JumpItemsRemovedByUser;
|
|
|
|
private static readonly object s_lock = new object();
|
|
|
|
private static readonly Dictionary<Application, JumpList> s_applicationMap = new Dictionary<Application, JumpList>();
|
|
|
|
private Application _application;
|
|
|
|
private bool? _initializing;
|
|
|
|
private List<JumpItem> _jumpItems;
|
|
|
|
private static readonly string _FullName = NativeMethods.GetModuleFileName(IntPtr.Zero);
|
|
|
|
private class _RejectedJumpItemPair
|
|
{
|
|
public JumpItem JumpItem { get; set; }
|
|
|
|
public JumpItemRejectionReason Reason { get; set; }
|
|
}
|
|
|
|
private class _ShellObjectPair
|
|
{
|
|
public JumpItem JumpItem { get; set; }
|
|
|
|
public object ShellObject { get; set; }
|
|
|
|
public static void ReleaseShellObjects(List<JumpList._ShellObjectPair> list)
|
|
{
|
|
if (list != null)
|
|
{
|
|
foreach (JumpList._ShellObjectPair shellObjectPair in list)
|
|
{
|
|
object shellObject = shellObjectPair.ShellObject;
|
|
shellObjectPair.ShellObject = null;
|
|
Utility.SafeRelease<object>(ref shellObject);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|