58 lines
1.8 KiB
C#
58 lines
1.8 KiB
C#
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using System.IO;
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namespace NeoUI.Appearance
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{
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/// <summary>
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/// 主题偏好存储：简单文本文件：第一行 ThemeMode，第二行 ThemePalette
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/// 文件位置：%LOCALAPPDATA%\{LibraryNamespace}\theme.pref
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/// </summary>
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internal static class ThemePreferenceStore
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{
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private static readonly string Folder =
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Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
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ThemeManager.LibraryNamespace ?? "AppTheme");
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private static readonly string FilePath = Path.Combine(Folder, "theme.pref");
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public static void Save(ThemeMode themeMode, ThemePalette palette)
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{
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try
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{
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if (!Directory.Exists(Folder))
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Directory.CreateDirectory(Folder);
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File.WriteAllLines(FilePath, new[] { themeMode.ToString(), palette.ToString() });
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}
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catch
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{
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// 忽略写入异常
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}
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}
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/// <summary>
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/// 读取偏好；成功返回 true，否则 false。不存在或解析失败不抛异常。
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/// </summary>
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public static bool TryLoad(out ThemeMode? mode, out ThemePalette? palette)
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{
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mode = null;
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palette = null;
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try
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{
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if (!File.Exists(FilePath))
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return false;
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var lines = File.ReadAllLines(FilePath);
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if (lines.Length > 0 && Enum.TryParse(lines[0], true, out ThemeMode m))
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mode = m;
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if (lines.Length > 1 && Enum.TryParse(lines[1], true, out ThemePalette p))
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palette = p;
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return mode.HasValue || palette.HasValue;
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}
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catch
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{
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return false;
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}
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}
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}
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}
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