FileDialogCustomPlacesCollection.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / WinForms / Managed / System / WinForms / FileDialogCustomPlacesCollection.cs / 1305376 / FileDialogCustomPlacesCollection.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

using System; 
using System.Collections.ObjectModel; 
using System.IO;
using System.Security; 
using System.Security.Permissions;

namespace System.Windows.Forms
{ 
    public class FileDialogCustomPlacesCollection : Collection
    { 
        internal void Apply(FileDialogNative.IFileDialog dialog) 
        {
            //Walk backwards 
            for (int i = this.Items.Count - 1; i >= 0; --i)
            {
                FileDialogCustomPlace customPlace = this.Items[i];
 
                // Fix for Dev10 bug 536188: we need permission to check whether the specified path exists
                FileIOPermission permission = new FileIOPermission(FileIOPermissionAccess.PathDiscovery, customPlace.Path); 
                permission.Demand(); 

                try 
                {
                    FileDialogNative.IShellItem shellItem = customPlace.GetNativePath();
                    if (null != shellItem)
                    { 
                        dialog.AddPlace(shellItem, 0);
                    } 
                } 
                catch (FileNotFoundException)
                { 
                }
                //Silently absorb FileNotFound exceptions (these could be caused by a path that disappeared after the place was added to the dialog).
            }
        } 

        public void Add(string path) 
        { 
            Add(new FileDialogCustomPlace(path));
        } 

        public void Add(Guid knownFolderGuid)
        {
            Add(new FileDialogCustomPlace(knownFolderGuid)); 
        }
    } 
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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