/// <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; }
/// <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; }