Sicherung
This commit is contained in:
Maier Stephan SI
@@ -0,0 +1,24 @@
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// <copyright file="DirectoryBySearchPattern.cs" company="PlaceholderCompany">
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// Copyright (c) PlaceholderCompany. All rights reserved.
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// </copyright>
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// see also: https://www.codeproject.com/Articles/2532/Obtaining-and-managing-file-and-folder-icons-using.
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namespace FSI.BT.Tools.SystemTrayMenu.Utilities
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{
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using System.Collections.Generic;
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public static class DirectoryBySearchPattern
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{
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public static List<string> GetFiles(string path, string searchPatternCombined)
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{
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string[] searchPatterns = searchPatternCombined.Split('|');
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List<string> files = new();
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foreach (string searchPattern in searchPatterns)
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{
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files.AddRange(System.IO.Directory.GetFiles(path, searchPattern));
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}
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return files;
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}
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}
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}
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99
FSI.BT.Tools/SystemTrayMenu/Utilities/File/FileLnk.cs
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99
FSI.BT.Tools/SystemTrayMenu/Utilities/File/FileLnk.cs
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@@ -0,0 +1,99 @@
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// <copyright file="FileLnk.cs" company="PlaceholderCompany">
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// Copyright (c) PlaceholderCompany. All rights reserved.
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// </copyright>
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namespace FSI.BT.Tools.SystemTrayMenu.Utilities
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{
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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 FSI.BT.Tools.Global.Utilities;
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using Shell32;
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internal class FileLnk
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{
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public static string GetResolvedFileName(string shortcutFilename, out bool isFolder)
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{
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bool isFolderByShell = false;
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string resolvedFilename = string.Empty;
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if (Thread.CurrentThread.GetApartmentState() == ApartmentState.STA)
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{
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resolvedFilename = GetShortcutFileNamePath(shortcutFilename, out isFolderByShell);
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}
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else
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{
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Thread staThread = new(new ParameterizedThreadStart(StaThreadMethod));
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void StaThreadMethod(object obj)
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{
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resolvedFilename = GetShortcutFileNamePath(shortcutFilename, out isFolderByShell);
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}
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staThread.SetApartmentState(ApartmentState.STA);
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staThread.Start(shortcutFilename);
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staThread.Join();
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}
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isFolder = isFolderByShell;
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return resolvedFilename;
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}
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public static bool IsNetworkRoot(string path)
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{
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return path.StartsWith(@"\\", StringComparison.InvariantCulture) &&
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!path[2..].Contains('\\', StringComparison.InvariantCulture);
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}
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private static string GetShortcutFileNamePath(object shortcutFilename, out bool isFolder)
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{
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string resolvedFilename = string.Empty;
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isFolder = false;
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try
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{
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string pathOnly = Path.GetDirectoryName((string)shortcutFilename);
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string filenameOnly = Path.GetFileName((string)shortcutFilename);
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Shell shell = new();
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Folder folder = shell.NameSpace(pathOnly);
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if (folder == null)
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{
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Log.Info($"{nameof(GetShortcutFileNamePath)} folder == null for path:'{shortcutFilename}'");
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return resolvedFilename;
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}
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FolderItem folderItem = folder.ParseName(filenameOnly);
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if (folderItem == null)
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{
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Log.Info($"{nameof(GetShortcutFileNamePath)} folderItem == null for path:'{shortcutFilename}'");
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return resolvedFilename;
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}
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ShellLinkObject link = (ShellLinkObject)folderItem.GetLink;
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isFolder = link.Target.IsFolder;
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if (string.IsNullOrEmpty(link.Path))
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{
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// https://github.com/Hofknecht/SystemTrayMenu/issues/242
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// do not set CLSID key (GUID) shortcuts as resolvedFilename
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if (!link.Target.Path.Contains("::{"))
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{
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resolvedFilename = link.Target.Path;
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}
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}
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else
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{
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resolvedFilename = link.Path;
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}
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}
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catch (UnauthorizedAccessException)
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{
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// https://stackoverflow.com/questions/2934420/why-do-i-get-e-accessdenied-when-reading-public-shortcuts-through-shell32
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// e.g. Administrative Tools\Component Services.lnk which can not be resolved, do not spam the logfile in this case
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}
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catch (Exception ex)
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{
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Log.Warn($"shortcutFilename:'{shortcutFilename}'", ex);
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}
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return resolvedFilename;
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}
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}
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}
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329
FSI.BT.Tools/SystemTrayMenu/Utilities/File/IconReader.cs
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329
FSI.BT.Tools/SystemTrayMenu/Utilities/File/IconReader.cs
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@@ -0,0 +1,329 @@
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// <copyright file="IconReader.cs" company="PlaceholderCompany">
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// Copyright (c) PlaceholderCompany. All rights reserved.
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// </copyright>
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// see also: https://www.codeproject.com/Articles/2532/Obtaining-and-managing-file-and-folder-icons-using.
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namespace FSI.BT.Tools.SystemTrayMenu.Utilities
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{
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using System;
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using System.Collections.Concurrent;
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using System.Collections.Generic;
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using System.Drawing;
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using System.Drawing.Imaging;
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using System.IO;
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using System.Runtime.InteropServices;
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using System.Threading;
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using FSI.BT.Tools.Global.DllImports;
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using FSI.BT.Tools.Global.Utilities;
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/// <summary>
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/// Provides static methods to read system icons for folders and files.
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/// </summary>
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public static class IconReader
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{
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private static readonly ConcurrentDictionary<string, Icon> DictIconCacheMainMenu = new();
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private static readonly ConcurrentDictionary<string, Icon> DictIconCacheSubMenus = new();
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public enum IconSize
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{
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Large = 0, // 32x32 pixels
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Small = 1, // 16x16 pixels
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}
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public enum FolderType
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{
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Open = 0,
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Closed = 1,
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}
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// see https://github.com/Hofknecht/SystemTrayMenu/issues/209.
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public static bool MainPreload { get; set; }
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public static void Dispose(bool includingMainMenu = true)
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{
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if (includingMainMenu)
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{
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foreach (Icon icon in DictIconCacheMainMenu.Values)
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{
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icon?.Dispose();
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}
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}
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foreach (Icon icon in DictIconCacheSubMenus.Values)
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{
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icon?.Dispose();
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}
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}
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public static bool ClearIfCacheTooBig()
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{
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bool cleared = false;
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if (DictIconCacheSubMenus.Count > Global.Vars.SystemTrayMenuSettings.ClearCacheIfMoreThanThisNumberOfItems)
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{
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Dispose(false);
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DictIconCacheSubMenus.Clear();
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cleared = true;
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}
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return cleared;
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}
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public static void RemoveIconFromCache(string path)
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{
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if (DictIconCacheMainMenu.Remove(path, out Icon iconToRemove))
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{
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iconToRemove?.Dispose();
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}
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}
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public static Icon GetFileIconWithCache(
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string path,
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string resolvedPath,
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bool linkOverlay,
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bool updateIconInBackground,
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bool isMainMenu,
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out bool loading,
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string keyPath = "")
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{
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loading = false;
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string extension = Path.GetExtension(path);
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IconSize size = IconSize.Small;
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if (Scaling.Factor >= 1.25f ||
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Scaling.FactorByDpi >= 1.25f ||
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Global.Vars.SystemTrayMenuSettings.IconSizeInPercent / 100f >= 1.25f)
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{
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size = IconSize.Large;
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}
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string key = path;
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if (!string.IsNullOrEmpty(keyPath))
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{
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key = keyPath;
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}
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if (IsExtensionWithSameIcon(extension))
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{
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key = extension + linkOverlay;
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}
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if (!DictIconCache(isMainMenu).TryGetValue(key, out Icon icon) &&
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!DictIconCache(!isMainMenu).TryGetValue(key, out icon))
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{
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icon = Resources.StaticResources.LoadingIcon;
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loading = true;
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if (updateIconInBackground)
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{
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new Thread(UpdateIconInBackground).Start();
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void UpdateIconInBackground()
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{
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DictIconCache(isMainMenu).GetOrAdd(key, GetIconSTA(path, resolvedPath, linkOverlay, size, false));
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}
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}
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}
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return icon;
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}
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public static Icon GetFolderIconWithCache(
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string path,
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bool linkOverlay,
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bool updateIconInBackground,
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bool isMainMenu,
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out bool loading)
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{
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loading = false;
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IconSize size = IconSize.Small;
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if (Scaling.Factor >= 1.25f ||
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Scaling.FactorByDpi >= 1.25f ||
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Global.Vars.SystemTrayMenuSettings.IconSizeInPercent / 100f >= 1.25f)
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{
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// IconSize.Large returns another folder icon than windows explorer
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size = IconSize.Large;
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}
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string key = path;
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if (!DictIconCache(isMainMenu).TryGetValue(key, out Icon icon) &&
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!DictIconCache(!isMainMenu).TryGetValue(key, out icon))
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{
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icon = Resources.StaticResources.LoadingIcon;
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loading = true;
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if (updateIconInBackground)
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{
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if (MainPreload)
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{
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DictIconCache(isMainMenu).GetOrAdd(key, GetFolder);
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}
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else
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{
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new Thread(UpdateIconInBackground).Start();
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void UpdateIconInBackground()
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{
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DictIconCache(isMainMenu).GetOrAdd(key, GetFolder);
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}
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}
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}
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}
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Icon GetFolder(string keyExtension)
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{
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return GetIconSTA(path, path, linkOverlay, size, true);
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}
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return icon;
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}
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public static Icon GetIconSTA(string path, string resolvedPath, bool linkOverlay, IconSize size, bool isFolder)
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{
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Icon icon = null;
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if (Thread.CurrentThread.GetApartmentState() == ApartmentState.STA)
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{
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icon = GetIcon(path, resolvedPath, linkOverlay, size, isFolder);
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}
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else
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{
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Thread staThread = new(new ParameterizedThreadStart(StaThreadMethod));
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void StaThreadMethod(object obj)
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{
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icon = GetIcon(path, resolvedPath, linkOverlay, size, isFolder);
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}
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staThread.SetApartmentState(ApartmentState.STA);
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staThread.Start(icon);
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staThread.Join();
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}
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return icon;
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}
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public static Icon AddIconOverlay(Icon originalIcon, Icon overlay)
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{
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Icon icon = null;
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if (originalIcon != null)
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{
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using Bitmap target = new(originalIcon.Width, originalIcon.Height, PixelFormat.Format32bppArgb);
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using Graphics graphics = Graphics.FromImage(target);
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graphics.DrawIcon(originalIcon, 0, 0);
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graphics.DrawIcon(overlay, new(0, 0, originalIcon.Width + 2, originalIcon.Height + 2));
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target.MakeTransparent(target.GetPixel(1, 1));
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IntPtr hIcon = target.GetHicon();
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icon = (Icon)Icon.FromHandle(hIcon).Clone();
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NativeMethods.User32DestroyIcon(hIcon);
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}
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return icon;
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}
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private static ConcurrentDictionary<string, Icon> DictIconCache(bool isMainMenu)
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{
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if (isMainMenu)
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{
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return DictIconCacheMainMenu;
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}
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else
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{
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return DictIconCacheSubMenus;
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}
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}
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private static bool IsExtensionWithSameIcon(string fileExtension)
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{
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bool isExtensionWithSameIcon = true;
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List<string> extensionsWithDiffIcons = new() { string.Empty, ".EXE", ".LNK", ".ICO", ".URL" };
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if (extensionsWithDiffIcons.Contains(fileExtension.ToUpperInvariant()))
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{
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isExtensionWithSameIcon = false;
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}
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return isExtensionWithSameIcon;
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}
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private static Icon GetIcon(string path, string resolvedPath, bool linkOverlay, IconSize size, bool isFolder)
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{
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Icon icon;
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if (Path.GetExtension(path).Equals(".ico", StringComparison.InvariantCultureIgnoreCase))
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{
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icon = Icon.ExtractAssociatedIcon(path);
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}
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else if (Path.GetExtension(resolvedPath).Equals(".ico", StringComparison.InvariantCultureIgnoreCase) &&
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File.Exists(resolvedPath))
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{
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icon = Icon.ExtractAssociatedIcon(resolvedPath);
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if (linkOverlay)
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{
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icon = AddIconOverlay(icon, Properties.Resources.LinkArrow);
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}
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}
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else
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{
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NativeMethods.SHFILEINFO shFileInfo = default;
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uint flags = GetFlags(linkOverlay, size);
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uint attribute = isFolder ? NativeMethods.FileAttributeDirectory : NativeMethods.FileAttributeNormal;
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IntPtr imageList = NativeMethods.Shell32SHGetFileInfo(
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path, attribute, ref shFileInfo, (uint)Marshal.SizeOf(shFileInfo), flags);
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icon = GetIcon(path, linkOverlay, shFileInfo, imageList);
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}
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return icon;
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}
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private static uint GetFlags(bool linkOverlay, IconSize size)
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{
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uint flags = NativeMethods.ShgfiIcon | NativeMethods.ShgfiSYSICONINDEX;
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if (linkOverlay)
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{
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flags += NativeMethods.ShgfiLINKOVERLAY;
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}
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if (size == IconSize.Small)
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{
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flags += NativeMethods.ShgfiSMALLICON;
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}
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else
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{
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flags += NativeMethods.ShgfiLARGEICON;
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}
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return flags;
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}
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private static Icon GetIcon(
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string path, bool linkOverlay, NativeMethods.SHFILEINFO shFileInfo, IntPtr imageList)
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{
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Icon icon = null;
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if (imageList != IntPtr.Zero)
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{
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IntPtr hIcon;
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if (linkOverlay)
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{
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hIcon = shFileInfo.hIcon;
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}
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else
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{
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hIcon = NativeMethods.ImageList_GetIcon(
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imageList, shFileInfo.iIcon, NativeMethods.IldTransparent);
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}
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try
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{
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icon = (Icon)Icon.FromHandle(hIcon).Clone();
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}
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catch (Exception ex)
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{
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Log.Warn($"path:'{path}'", ex);
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}
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if (!linkOverlay)
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{
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NativeMethods.User32DestroyIcon(hIcon);
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}
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NativeMethods.User32DestroyIcon(shFileInfo.hIcon);
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}
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return icon;
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}
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}
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}
|
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Reference in New Issue
Block a user