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Task Manager

, 1 Jan 2010
Manage your daily tasks and To-Do list using some exciting features of Windows 7.
TaskManager.zip
TaskManager
Core
AppRestartRecovery
Dialogs
Common
TaskDialogs
Interop
AppRestartRecovery
Dialogs
NetworkList
PowerManagement
TaskDialogs
NetworkList
PowerManagement
Properties
PropertySystem
SafeHandles
Shell
Common
CommonFileDialogs
Controls
Design
ShellObjects.cd
ShellThumbnailClassDiagram.cd
DesktopWindowManager
ExplorerBrowser
ExplorerBrowserDiagram.cd
Interop
Common
Dialogs
ExplorerBrowser
KnownFolders
PropertySystem
StockIcons
Taskbar
KnownFolders
Properties
PropertySystem
StockIcons
Taskbar
TaskManager
Common
Controls
Database
SqlTaskManager.edmx
TaskManager.mdf
TaskManager_log.LDF
Properties
Settings.settings
Resources
Add.png
AddCategory.png
AddResource.png
AddTask.png
Back.ico
backcolor.bmp
BlueCat.png
Blue_Category.ico
bold.bmp
Category.png
Category_Icon.ico
Close.bmp
Close.png
color.bmp
Delete.png
Delete_01.png
Delete_Icon.ico
edit.png
edit_Icon.ico
Empty.png
Forward.ico
GanttChart.png
GreenCat.png
Green_Category.ico
High_Priority.png
High_Priority_Icon.ico
indent.bmp
italic.bmp
Low_Priority.png
Low_Priority_Icon.ico
Medium_Priority.png
Medium_Priority_Icon.ico
NextWeek_Flag.png
NextWeek_Flag_Icon.ico
NoDate_Flag.png
NoDate_Flag_Icon.ico
ol.bmp
OrangeCat.png
Orange_Category.ico
outdent.bmp
PurpleCat.png
Purple_Category.ico
Question.ico
Question_Icon.ico
RedCat.png
Red_Category.ico
Resource.png
Resource_Icon.ico
Save.bmp
Save.png
Task manager.ico
Task.png
TaskSetting.png
Task_Icon.ico
ThisWeek_Flag.png
ThisWeek_Flag_Icon.ico
Today_Flag.png
Today_Flag_Icon.ico
Tomorrow_Flag.png
Tomorrow_Flag_Icon.ico
underscore.bmp
uol.bmp
YellowCat.png
Yellow_Category.ico
TaskManager.csproj.user
Window7
TaskManagerSimple.zip
TaskManagerSimple
TaskManagerSimple
Common
Controls
Database
SqlTaskManager.edmx
TaskManager.mdf
TaskManager_log.LDF
Properties
Settings.settings
Resources
Add.png
AddCategory.png
AddResource.png
AddTask.png
Back.ico
backcolor.bmp
BlueCat.png
Blue_Category.ico
bold.bmp
Category.png
Category_Icon.ico
Close.bmp
Close.png
color.bmp
Delete.png
Delete_01.png
Delete_Icon.ico
edit.png
edit_Icon.ico
Empty.png
Forward.ico
GanttChart.png
GreenCat.png
Green_Category.ico
High_Priority.png
High_Priority_Icon.ico
indent.bmp
italic.bmp
Low_Priority.png
Low_Priority_Icon.ico
Medium_Priority.png
Medium_Priority_Icon.ico
NextWeek_Flag.png
NextWeek_Flag_Icon.ico
NoDate_Flag.png
NoDate_Flag_Icon.ico
ol.bmp
OrangeCat.png
Orange_Category.ico
outdent.bmp
PurpleCat.png
Purple_Category.ico
Question.ico
Question_Icon.ico
RedCat.png
Red_Category.ico
Resource.png
Resource_Icon.ico
Save.bmp
Save.png
Task manager.ico
Task.png
TaskSetting.png
Task_Icon.ico
ThisWeek_Flag.png
ThisWeek_Flag_Icon.ico
Today_Flag.png
Today_Flag_Icon.ico
Tomorrow_Flag.png
Tomorrow_Flag_Icon.ico
underscore.bmp
uol.bmp
YellowCat.png
Yellow_Category.ico
TaskManager.csproj.user
//Copyright (c) Microsoft Corporation.  All rights reserved.

using System;
using System.Diagnostics;
using System.Runtime.InteropServices;

namespace Microsoft.WindowsAPICodePack.Shell
{
    /// <summary>
    /// Represents a registered non file system Known Folder
    /// </summary>
    [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1710:IdentifiersShouldHaveCorrectSuffix", Justification = "This will complicate the class hierarchy and naming convention used in the Shell area")]
    public class NonFileSystemKnownFolder : ShellNonFileSystemFolder, IKnownFolder, IDisposable
    {
        #region Private Fields

        private IKnownFolderNative knownFolderNative;
        private KnownFolderSettings knownFolderSettings = null;

        #endregion

        #region Internal Constructors

        internal NonFileSystemKnownFolder(IShellItem2 shellItem)
            : base(shellItem)
        {
        }

        internal NonFileSystemKnownFolder(IKnownFolderNative kf)
        {
            Debug.Assert(kf != null);
            knownFolderNative = kf;

            // Set the native shell item
            // and set it on the base class (ShellObject)
            Guid guid = new Guid(ShellIIDGuid.IShellItem2);
            knownFolderNative.GetShellItem(0, ref guid, out nativeShellItem);
        }

        #endregion

        #region Private Members

        private KnownFolderSettings KnownFolderSettings
        {
            get
            {
                if (knownFolderNative == null)
                {
                    // We need to get the PIDL either from the NativeShellItem,
                    // or from base class's property (if someone already set it on us).
                    // Need to use the PIDL to get the native IKnownFolder interface.

                    // Get teh PIDL for the ShellItem
                    if (nativeShellItem != null && base.PIDL == IntPtr.Zero)
                        base.PIDL = ShellHelper.PidlFromShellItem(nativeShellItem);

                    // If we have a valid PIDL, get the native IKnownFolder
                    if (base.PIDL != IntPtr.Zero)
                        knownFolderNative = KnownFolderHelper.FromPIDL(base.PIDL);

                    Debug.Assert(knownFolderNative != null);
                }
                
                // If this is the first time this property is being called,
                // get the native Folder Defination (KnownFolder properties)
                if (knownFolderSettings == null)
                    knownFolderSettings = new KnownFolderSettings(knownFolderNative);

                return knownFolderSettings;
            }
        }

        #endregion

        #region IKnownFolder Members

        /// <summary>
        /// Gets the path for this known folder.
        /// </summary>
        /// <value>A <see cref="System.String"/> object.</value>
        public string Path
        {
            get { return KnownFolderSettings.Path; }
        }

        /// <summary>
        /// Gets the category designation for this known folder.
        /// </summary>
        /// <value>A <see cref="FolderCategory"/> value.</value>
        public FolderCategory Category
        {
            get { return KnownFolderSettings.Category; }
        }

        /// <summary>
        /// Gets this known folder's canonical name.
        /// </summary>
        /// <value>A <see cref="System.String"/> object.</value>
        public string CanonicalName
        {
            get { return KnownFolderSettings.CanonicalName; }
        }

        /// <summary>
        /// Gets this known folder's description.
        /// </summary>
        /// <value>A <see cref="System.String"/> object.</value>
        public string Description
        {
            get { return KnownFolderSettings.Description; }
        }

        /// <summary>
        /// Gets the unique identifier for this known folder's parent folder.
        /// </summary>
        /// <value>A <see cref="System.Guid"/> value.</value>
        public Guid ParentId
        {
            get { return KnownFolderSettings.ParentId; }
        }

        /// <summary>
        /// Gets this known folder's relative path.
        /// </summary>
        /// <value>A <see cref="System.String"/> object.</value>
        public string RelativePath
        {
            get { return KnownFolderSettings.RelativePath; }
        }

        /// <summary>
        /// Gets this known folder's parsing name.
        /// </summary>
        /// <value>A <see cref="System.String"/> object.</value>
        public override string ParsingName
        {
            get { return base.ParsingName; }
        }

        /// <summary>
        /// Gets this known folder's tool tip text.
        /// </summary>
        /// <value>A <see cref="System.String"/> object.</value>
        public string Tooltip
        {
            get { return KnownFolderSettings.Tooltip; }
        }
        /// <summary>
        /// Gets the resource identifier for this 
        /// known folder's tool tip text.
        /// </summary>
        /// <value>A <see cref="System.String"/> object.</value>
        public string TooltipResourceId
        {
            get { return KnownFolderSettings.TooltipResourceId; }
        }

        /// <summary>
        /// Gets this known folder's localized name.
        /// </summary>
        /// <value>A <see cref="System.String"/> object.</value>
        public string LocalizedName
        {
            get { return KnownFolderSettings.LocalizedName; }
        }
        /// <summary>
        /// Gets the resource identifier for this 
        /// known folder's localized name.
        /// </summary>
        /// <value>A <see cref="System.String"/> object.</value>
        public string LocalizedNameResourceId
        {
            get { return KnownFolderSettings.LocalizedNameResourceId; }
        }

        /// <summary>
        /// Gets this known folder's security attributes.
        /// </summary>
        /// <value>A <see cref="System.String"/> object.</value>
        public string Security
        {
            get { return KnownFolderSettings.Security; }
        }

        /// <summary>
        /// Gets this known folder's file attributes, 
        /// such as "read-only".
        /// </summary>
        /// <value>A <see cref="System.IO.FileAttributes"/> value.</value>
        public System.IO.FileAttributes FileAttributes
        {
            get { return KnownFolderSettings.FileAttributes; }
        }

        /// <summary>
        /// Gets an value that describes this known folder's behaviors.
        /// </summary>
        /// <value>A <see cref="DefinitionOptions"/> value.</value>
        public DefinitionOptions DefinitionOptions
        {
            get { return KnownFolderSettings.DefinitionOptions; }
        }

        /// <summary>
        /// Gets the unique identifier for this known folder's type.
        /// </summary>
        /// <value>A <see cref="System.Guid"/> value.</value>
        public Guid FolderTypeId
        {
            get { return KnownFolderSettings.FolderTypeId; }
        }

        /// <summary>
        /// Gets a string representation of this known folder's type.
        /// </summary>
        /// <value>A <see cref="System.String"/> object.</value>
        public string FolderType
        {
            get { return KnownFolderSettings.FolderType; }
        }
        /// <summary>
        /// Gets the unique identifier for this known folder.
        /// </summary>
        /// <value>A <see cref="System.Guid"/> value.</value>
        public Guid FolderId
        {
            get { return KnownFolderSettings.FolderId; }
        }

        /// <summary>
        /// Gets a value that indicates whether this known folder's path exists on the computer. 
        /// </summary>
        /// <value>A bool<see cref="System.Boolean"/> value.</value>
        /// <remarks>If this property value is <b>false</b>, 
        /// the folder might be a virtual folder (<see cref="Category"/> property will
        /// be <see cref="FolderCategory.Virtual"/> for virtual folders)</remarks>
        public bool PathExists
        {
            get { return KnownFolderSettings.PathExists; }
        }

        /// <summary>
        /// Gets a value that states whether this known folder 
        /// can have its path set to a new value, 
        /// including any restrictions on the redirection.
        /// </summary>
        /// <value>A <see cref="RedirectionCapabilities"/> value.</value>
        public RedirectionCapabilities Redirection
        {
            get { return KnownFolderSettings.Redirection; }
        }

        #endregion

        #region IDisposable Members

        /// <summary>
        /// Release resources
        /// </summary>
        /// <param name="disposing">Indicates that this mothod is being called from Dispose() rather than the finalizer.</param>
        protected override void Dispose(bool disposing)
        {
            if (disposing)
            {
                knownFolderSettings = null;
            }

            if (knownFolderNative != null)
            {
                Marshal.ReleaseComObject(knownFolderNative);
                knownFolderNative = null;
            }

            base.Dispose(disposing);
        }
        
        #endregion
    }
}

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Shakeel Iqbal
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