Ejemplo n.º 1
0
 public static string GetPidlDisplayName(IntPtr pidl)
 {
     SHFILEINFO fileInfo = new SHFILEINFO();
     Shell32.SHGetFileInfo(pidl, 0, out fileInfo, (uint)Marshal.SizeOf(fileInfo), SHGFI.SHGFI_PIDL | SHGFI.SHGFI_DISPLAYNAME);
     return fileInfo.szDisplayName;
 }
Ejemplo n.º 2
0
 public static extern IntPtr SHGetFileInfo(IntPtr pszPath, uint dwFileAttribs, out SHFILEINFO psfi, uint cbFileInfo, SHGFI uFlags);
Ejemplo n.º 3
0
        /// <summary>
        /// Creates the desktop shell folder.
        /// </summary>
        /// <returns>The desktop shell folder.</returns>
        private static ShellItem CreateDesktopShellFolder()
        {
            //  Get the desktop shell folder interface. 
            IShellFolder desktopShellFolderInterface = null;
            var result = Shell32.SHGetDesktopFolder(out desktopShellFolderInterface);

            //  Validate the result.
            if (result != 0)
            {
                //  Throw the failure as an exception.
                Marshal.ThrowExceptionForHR(result);
            }

            //  Get the dekstop PDIL.
            var desktopPIDL = IntPtr.Zero;
            result = Shell32.SHGetSpecialFolderLocation(IntPtr.Zero, CSIDL.CSIDL_DESKTOP, ref desktopPIDL);

            //  Validate the result.
            if (result != 0)
            {
                //  Throw the failure as an exception.
                Marshal.ThrowExceptionForHR(result);
            }

            //  Get the file info.
            var fileInfo = new SHFILEINFO();
            Shell32.SHGetFileInfo(desktopPIDL, 0, out fileInfo, (uint)Marshal.SizeOf(fileInfo),
                SHGFI.SHGFI_DISPLAYNAME | SHGFI.SHGFI_PIDL | SHGFI.SHGFI_SMALLICON | SHGFI.SHGFI_SYSICONINDEX);

            //  Return the Shell Folder.
            return new ShellItem
            {
                DisplayName = fileInfo.szDisplayName,
                IconIndex = fileInfo.iIcon,
                HasSubFolders = true,
                IsFolder = true,
                ShellFolderInterface = desktopShellFolderInterface,
                PIDL = desktopPIDL,
                RelativePIDL = desktopPIDL
            };
        }
Ejemplo n.º 4
0
        /// <summary>
        /// Initialises the ShellItem, from its PIDL and parent.
        /// </summary>
        /// <param name="pidl">The pidl.</param>
        /// <param name="parentFolder">The parent folder.</param>
        private void Initialise(IntPtr pidl, ShellItem parentFolder)
        {
            //  Set the parent item and relative pidl.
            ParentItem = parentFolder;
            RelativePIDL = pidl;

            //  Create the fully qualified PIDL.
            PIDL = Shell32.ILCombine(parentFolder.PIDL, pidl);

            //  Use the desktop folder to get attributes.
            var flags = SFGAO.SFGAO_FOLDER | SFGAO.SFGAO_HASSUBFOLDER | SFGAO.SFGAO_BROWSABLE | SFGAO.SFGAO_FILESYSTEM;
            //todo was this parentFolder.ShellFolderInterface.GetAttributesOf(1, ref pidl, ref flags);

            var apidl = Marshal.AllocCoTaskMem(IntPtr.Size*1);
            Marshal.Copy(new IntPtr[] {pidl}, 0, apidl, 1);

            parentFolder.ShellFolderInterface.GetAttributesOf(1, apidl, ref flags);
           
            IsFolder = (flags & SFGAO.SFGAO_FOLDER) != 0;
            HasSubFolders = (flags & SFGAO.SFGAO_HASSUBFOLDER) != 0;

            //  Get the file info.
            var fileInfo = new SHFILEINFO();
            Shell32.SHGetFileInfo(PIDL, 0, out fileInfo, (uint)Marshal.SizeOf(fileInfo),
                SHGFI.SHGFI_SMALLICON | SHGFI.SHGFI_SYSICONINDEX | SHGFI.SHGFI_PIDL | SHGFI.SHGFI_DISPLAYNAME | SHGFI.SHGFI_ATTRIBUTES);

            //  Set extended attributes.
            DisplayName = fileInfo.szDisplayName;
            Attributes = (SFGAO)fileInfo.dwAttributes;
            TypeName = fileInfo.szTypeName;
            IconIndex = fileInfo.iIcon;

            //  Are we a folder?
            if (IsFolder)
            {
                //  Bind the shell folder interface.
                IShellFolder shellFolderInterface;
                IntPtr ppv = IntPtr.Zero;
                var result = parentFolder.ShellFolderInterface.BindToObject(pidl, IntPtr.Zero, ref Shell32.IID_IShellFolder,
                    out ppv);//out shellFolderInterface);
                shellFolderInterface = ((IShellFolder) Marshal.GetObjectForIUnknown(ppv));
                ShellFolderInterface = shellFolderInterface;

                //  Validate the result.
                if (result != 0)
                {
                    //  Throw the failure as an exception.
                    Marshal.ThrowExceptionForHR((int)result);
                }
            }
        }
Ejemplo n.º 5
0
 /// <summary>
 /// Creates the icon.
 /// </summary>
 /// <returns></returns>
 /// <exception cref="System.NotImplementedException"></exception>
 private Icon CreateOverlayIcon()
 {
     var fileInfo = new SHFILEINFO();
     Shell32.SHGetFileInfo(PIDL, 0, out fileInfo, (uint)Marshal.SizeOf(fileInfo),
         SHGFI.SHGFI_PIDL | SHGFI.SHGFI_ICON | SHGFI.SHGFI_ADDOVERLAYS);
     return fileInfo.hIcon != IntPtr.Zero ? Icon.FromHandle(fileInfo.hIcon) : null;
 }