Ejemplo n.º 1
0
 public static string GetDisplayName(string name, bool isDirectory)
 {
     uint flags = Shell32.SHGFI_TYPENAME | Shell32.SHGFI_USEFILEATTRIBUTES;
     Shell32.SHFILEINFO shfi = new Shell32.SHFILEINFO();
     uint fileType = isDirectory ? Shell32.FILE_ATTRIBUTE_DIRECTORY : Shell32.FILE_ATTRIBUTE_NORMAL;
     Shell32.SHGetFileInfo(name, fileType, ref shfi, (uint)Marshal.SizeOf(shfi), flags);
     return shfi.szTypeName;
 }
Ejemplo n.º 2
0
        /// <summary>
        /// Returns an icon for a given file - indicated by the name parameter.
        /// </summary>
        /// <param name="name">Pathname for file.</param>
        /// <param name="size">Large or small</param>
        /// <param name="linkOverlay">Whether to include the link icon</param>
        /// <returns>System.Drawing.Icon</returns>
        public static Icon GetFileIcon(string name, IconSize size, bool linkOverlay)
        {
            uint flags = Shell32.SHGFI_ICON | Shell32.SHGFI_USEFILEATTRIBUTES;

            if (linkOverlay) flags += Shell32.SHGFI_LINKOVERLAY;

            if (IconSize.Small == size)
            {
                flags += Shell32.SHGFI_SMALLICON;
            }
            else
            {
                flags += Shell32.SHGFI_LARGEICON;
            }

            Shell32.SHFILEINFO shfi = new Shell32.SHFILEINFO();
            Shell32.SHGetFileInfo(name, Shell32.FILE_ATTRIBUTE_NORMAL, ref shfi, (uint)Marshal.SizeOf(shfi), flags);

            // Copy (clone) the returned icon to a new object, thus allowing us to clean-up properly
            Icon icon = (Icon)Icon.FromHandle(shfi.hIcon).Clone();
            NativeMethods.DestroyIcon(shfi.hIcon); // Cleanup
            return icon;
        }
Ejemplo n.º 3
0
        /// <summary>
        /// Used to access system folder icons.
        /// </summary>
        /// <param name="size">Specify large or small icons.</param>
        /// <param name="folderType">Specify open or closed FolderType.</param>
        /// <returns>System.Drawing.Icon</returns>
        public static Icon GetFolderIcon(IconSize size, FolderType folderType)
        {
            // Need to add size check, although errors generated at present!
            uint flags = Shell32.SHGFI_ICON; // | Shell32.SHGFI_USEFILEATTRIBUTES;

            if (FolderType.Open == folderType)
            {
                flags += Shell32.SHGFI_OPENICON;
            }

            if (IconSize.Small == size)
            {
                flags += Shell32.SHGFI_SMALLICON;
            }
            else
            {
                flags += Shell32.SHGFI_LARGEICON;
            }

            Shell32.SHFILEINFO shfi = new Shell32.SHFILEINFO();
            Shell32.SHGetFileInfo(null, Shell32.FILE_ATTRIBUTE_DIRECTORY, ref shfi, (uint)Marshal.SizeOf(shfi), flags);

            // Now clone the icon, so that it can be successfully stored in an ImageList
            Icon icon = (Icon)Icon.FromHandle(shfi.hIcon).Clone();

            NativeMethods.DestroyIcon(shfi.hIcon); // Cleanup
            return icon;
        }