Deleting folders with custom icons no longer triggers system file warning
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Mbucari
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Source/LibationUiBase/IcoEncoder.cs
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52
Source/LibationUiBase/IcoEncoder.cs
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@ -0,0 +1,52 @@
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using SixLabors.ImageSharp.PixelFormats;
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using SixLabors.ImageSharp;
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using System;
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using System.IO;
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using System.Threading;
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using System.Threading.Tasks;
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using SixLabors.ImageSharp.Formats;
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namespace LibationUiBase
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{
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public class IcoEncoder : IImageEncoder
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{
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public bool SkipMetadata { get; init; } = true;
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public void Encode<TPixel>(Image<TPixel> image, Stream stream) where TPixel : unmanaged, IPixel<TPixel>
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{
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// https://stackoverflow.com/a/21389253
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using var ms = new MemoryStream();
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//Knowing the image size ahead of time removes the
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//requirement of the output stream to support seeking.
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image.SaveAsPng(ms);
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//Disposing of the BinaryWriter disposes the soutput stream. Let the caller clean up.
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var bw = new BinaryWriter(stream);
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// Header
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bw.Write((short)0); // 0-1 : reserved
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bw.Write((short)1); // 2-3 : 1=ico, 2=cur
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bw.Write((short)1); // 4-5 : number of images
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// Image directory
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var w = image.Width;
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if (w >= 256) w = 0;
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bw.Write((byte)w); // 0 : width of image
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var h = image.Height;
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if (h >= 256) h = 0;
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bw.Write((byte)h); // 1 : height of image
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bw.Write((byte)0); // 2 : number of colors in palette
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bw.Write((byte)0); // 3 : reserved
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bw.Write((short)0); // 4 : number of color planes
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bw.Write((short)0); // 6 : bits per pixel
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bw.Write((int)ms.Position); // 8 : image size
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bw.Write((int)stream.Position + 4); // 12: offset of image data
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ms.Position = 0;
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ms.CopyTo(stream); // Image data
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}
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public Task EncodeAsync<TPixel>(Image<TPixel> image, Stream stream, CancellationToken cancellationToken) where TPixel : unmanaged, IPixel<TPixel>
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=> throw new NotImplementedException();
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}
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}
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@ -1,45 +1,17 @@
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using SixLabors.ImageSharp;
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using SixLabors.ImageSharp.Formats.Png;
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using LibationUiBase;
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using SixLabors.ImageSharp;
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using System;
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using System.IO;
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using System.Runtime.InteropServices;
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namespace WindowsConfigApp
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{
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internal static partial class FolderIcon
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{
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// https://stackoverflow.com/a/21389253
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static readonly IcoEncoder IcoEncoder = new();
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public static byte[] ToIcon(this Image img)
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{
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using var ms = new MemoryStream();
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using var bw = new BinaryWriter(ms);
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// Header
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bw.Write((short)0); // 0-1 : reserved
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bw.Write((short)1); // 2-3 : 1=ico, 2=cur
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bw.Write((short)1); // 4-5 : number of images
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// Image directory
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var w = img.Width;
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if (w >= 256) w = 0;
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bw.Write((byte)w); // 0 : width of image
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var h = img.Height;
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if (h >= 256) h = 0;
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bw.Write((byte)h); // 1 : height of image
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bw.Write((byte)0); // 2 : number of colors in palette
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bw.Write((byte)0); // 3 : reserved
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bw.Write((short)0); // 4 : number of color planes
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bw.Write((short)0); // 6 : bits per pixel
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var sizeHere = ms.Position;
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bw.Write((int)0); // 8 : image size
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var start = (int)ms.Position + 4;
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bw.Write(start); // 12: offset of image data
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// Image data
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img.Save(ms, new PngEncoder());
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var imageSize = (int)ms.Position - start;
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ms.Seek(sizeHere, SeekOrigin.Begin);
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bw.Write(imageSize);
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ms.Seek(0, SeekOrigin.Begin);
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// And load it
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img.Save(ms, IcoEncoder);
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return ms.ToArray();
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}
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@ -57,8 +29,6 @@ namespace WindowsConfigApp
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File.Delete(text);
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}
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}
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refresh();
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}
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// https://github.com/dimuththarindu/FIC-Folder-Icon-Changer/blob/master/project/FIC/Classes/IconCustomizer.cs
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@ -70,7 +40,6 @@ namespace WindowsConfigApp
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{
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var desktop_ini = Path.Combine(dir, "desktop.ini");
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var Icon_ico = Path.Combine(dir, "Icon.ico");
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var hidden = Path.Combine(dir, ".hidden");
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//deleting existing files
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DeleteIcon(dir);
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@ -79,28 +48,14 @@ namespace WindowsConfigApp
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File.WriteAllBytes(Icon_ico, icon);
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//writing configuration file
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string[] desktopLines = { "[.ShellClassInfo]", "IconResource=Icon.ico,0", "[ViewState]", "Mode=", "Vid=", $"FolderType={folderType}" };
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string[] desktopLines = { "[.ShellClassInfo]", "ConfirmFileOp=0", "IconResource=Icon.ico,0", "[ViewState]", "Mode=", "Vid=", $"FolderType={folderType}" };
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File.WriteAllLines(desktop_ini, desktopLines);
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//configure file 2
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string[] hiddenLines = { "desktop.ini", "Icon.ico" };
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File.WriteAllLines(hidden, hiddenLines);
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File.SetAttributes(desktop_ini, File.GetAttributes(desktop_ini) | FileAttributes.Hidden | FileAttributes.ReadOnly);
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File.SetAttributes(Icon_ico, File.GetAttributes(Icon_ico) | FileAttributes.Hidden | FileAttributes.ReadOnly);
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//making system files
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File.SetAttributes(desktop_ini, File.GetAttributes(desktop_ini) | FileAttributes.Hidden | FileAttributes.System | FileAttributes.ReadOnly);
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File.SetAttributes(Icon_ico, File.GetAttributes(Icon_ico) | FileAttributes.Hidden | FileAttributes.System | FileAttributes.ReadOnly);
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File.SetAttributes(hidden, File.GetAttributes(hidden) | FileAttributes.Hidden | FileAttributes.System | FileAttributes.ReadOnly);
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// this strangely completes the process. also hides these 3 hidden system files, even if "show hidden items" is checked
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File.SetAttributes(dir, File.GetAttributes(dir) | FileAttributes.ReadOnly);
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refresh();
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//https://learn.microsoft.com/en-us/windows/win32/shell/how-to-customize-folders-with-desktop-ini
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File.SetAttributes(dir, File.GetAttributes(dir) | FileAttributes.System);
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}
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private static void refresh() => SHChangeNotify(0x08000000, 0x0000, 0, 0); //SHCNE_ASSOCCHANGED SHCNF_IDLIST
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[DllImport("shell32.dll", SetLastError = true)]
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private static extern void SHChangeNotify(int wEventId, int uFlags, nint dwItem1, nint dwItem2);
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}
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}
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@ -14,19 +14,9 @@ namespace WindowsConfigApp
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public void SetFolderIcon(string image, string directory)
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{
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string iconPath = null;
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try
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{
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var icon = Image.Load(image).ToIcon();
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new DirectoryInfo(directory)?.SetIcon(icon, "Music");
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}
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finally
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{
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if (File.Exists(iconPath))
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File.Delete(iconPath);
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}
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}
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var icon = Image.Load(image).ToIcon();
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new DirectoryInfo(directory)?.SetIcon(icon, "Music");
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}
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public void DeleteFolderIcon(string directory)
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=> new DirectoryInfo(directory)?.DeleteIcon();
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