59 lines
2.0 KiB
C#
59 lines
2.0 KiB
C#
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using System;
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using System.IO;
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namespace WpfApp.Utils
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{
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public static class IconHelper
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{
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/// <summary>
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/// 获取图标路径（智能搜索）
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/// </summary>
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/// <param name="iconFileName">图标文件名，例如 "FMSDGAUGE-main.ico"，为空使用默认图标</param>
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/// <param name="externalDirs">可选外部搜索目录</param>
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/// <returns>图标绝对路径</returns>
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public static string GetIconPath(string iconFileName = null, string[] externalDirs = null)
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{
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// 默认图标文件名
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string defaultIconName = "FMSDGAUGE-main.ico";
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iconFileName ??= defaultIconName;
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// 默认项目图标目录（相对于 EXE）
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string projectIconDir = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, @"..\..\..\src\public\Icons");
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// 先搜索项目目录
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string path = SearchDirectory(projectIconDir, iconFileName);
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if (!string.IsNullOrEmpty(path))
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return path;
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// 再搜索外部目录
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if (externalDirs != null)
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{
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foreach (var dir in externalDirs)
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{
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path = SearchDirectory(dir, iconFileName);
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if (!string.IsNullOrEmpty(path))
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return path;
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}
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}
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// 都没找到就抛异常
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throw new FileNotFoundException($"找不到图标文件: {iconFileName}");
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}
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/// <summary>
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/// 在指定目录及子目录搜索文件
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/// </summary>
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private static string SearchDirectory(string rootDir, string fileName)
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{
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if (string.IsNullOrEmpty(rootDir) || !Directory.Exists(rootDir))
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return null;
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var files = Directory.GetFiles(rootDir, fileName, SearchOption.AllDirectories);
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if (files.Length > 0)
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return Path.GetFullPath(files[0]);
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return null;
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}
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}
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}
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