Пример #1
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)
        {
            Shell32.SHFILEINFO shfi = new Shell32.SHFILEINFO();
            uint flags = Shell32.SHGFI_ICON | Shell32.SHGFI_USEFILEATTRIBUTES;

            if (linkOverlay) flags += Shell32.SHGFI_LINKOVERLAY;

            /* Check the size specified for return. */
            if (IconSize.Small == size)
            {
                flags += Shell32.SHGFI_SMALLICON;
            }
            else
            {
                flags += Shell32.SHGFI_LARGEICON;
            }

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

            Icon.FromHandle(shfi.hIcon); // Load the icon from an HICON handle

            // Now clone the icon, so that it can be successfully stored in an ImageList
            Icon icon = (Icon)Icon.FromHandle(shfi.hIcon).Clone();
            return icon;
        }
Пример #2
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()
        {
            // Need to Add size check, although errors generated at present!
            uint flags = Shell32.SHGFI_ICON | Shell32.SHGFI_USEFILEATTRIBUTES;
            flags += Shell32.SHGFI_OPENICON;
            flags += Shell32.SHGFI_SMALLICON;
            // Get the folder icon
            Shell32.SHFILEINFO shfi = new Shell32.SHFILEINFO();
            Shell32.SHGetFileInfo(null,
                                  Shell32.FILE_ATTRIBUTE_DIRECTORY,
                                  ref shfi,
                                  (uint)Marshal.SizeOf(shfi),
                                  flags);

            Icon.FromHandle(shfi.hIcon); // Load the icon from an HICON handle

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

            User32.DestroyIcon(shfi.hIcon); // Cleanup
            return icon;
        }