Initial commit: FluidExplorer：从零实现的 WinUI 3 文件资源管理器替代品（Mica、命令栏、面包屑）
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using CommunityToolkit.Mvvm.ComponentModel;
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using FluidExplorer.Navigation;
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using FluidExplorer.Services;
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using FluidExplorer.Services.FileSystem;
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using FluidExplorer.Services.ItemVisuals;
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using FluidExplorer.Services.Operations;
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using FluidExplorer.Services.Search;
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using Microsoft.UI.Dispatching;
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using PathHelper = FluidExplorer.Services.FileSystem.PathHelper;
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namespace FluidExplorer.ViewModels;
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/// <summary>一个标签页：包含主窗格，可选第二窗格（双窗格模式，搬文件不用来回切）。</summary>
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public sealed partial class ExplorerTabViewModel : ObservableObject
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{
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private readonly IFileSystemService _fs;
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private readonly SearchService _search;
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private readonly IFileOperationService _operations;
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private readonly ItemVisualService _visuals;
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private readonly IFileClipboard _clipboard;
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private readonly AppSettings _settings;
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private readonly DispatcherQueue _ui;
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[ObservableProperty] private bool _isDualPane;
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[ObservableProperty] private bool _isActivePaneSecondary;
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[ObservableProperty] private string _header = "新标签页";
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[ObservableProperty] private string _glyph = "\uE8B7";
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public ExplorerTabViewModel(
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IFileSystemService fs,
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SearchService search,
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IFileOperationService operations,
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ItemVisualService visuals,
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IFileClipboard clipboard,
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AppSettings settings,
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DispatcherQueue ui,
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NavigationLocation start)
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{
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_fs = fs;
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_search = search;
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_operations = operations;
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_visuals = visuals;
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_clipboard = clipboard;
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_settings = settings;
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_ui = ui;
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Primary = new ExplorerPaneViewModel(fs, search, operations, visuals, clipboard, settings, ui);
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Primary.PropertyChanged += (_, e) =>
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{
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if (e.PropertyName == nameof(ExplorerPaneViewModel.Title)) UpdateHeader();
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};
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Primary.SettingsChanged += (_, _) => UpdateHeader();
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_ = Primary.NavigateAsync(start);
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UpdateHeader();
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}
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public ExplorerPaneViewModel Primary { get; }
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[ObservableProperty] private ExplorerPaneViewModel? _secondary;
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public ExplorerPaneViewModel ActivePane => IsDualPane && IsActivePaneSecondary && Secondary is not null ? Secondary : Primary;
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public ExplorerPaneViewModel EnsureSecondary()
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{
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if (Secondary is not null) return Secondary;
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var pane = new ExplorerPaneViewModel(_fs, _search, _operations, _visuals, _clipboard, _settings, _ui)
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{
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ShowSidebar = false
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};
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pane.PropertyChanged += (_, e) =>
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{
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if (e.PropertyName == nameof(ExplorerPaneViewModel.Title)) UpdateHeader();
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};
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Secondary = pane;
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return pane;
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}
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public void ToggleDualPane()
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{
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if (IsDualPane)
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{
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IsDualPane = false;
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IsActivePaneSecondary = false;
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return;
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}
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var secondary = EnsureSecondary();
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if (string.IsNullOrEmpty(secondary.CurrentPath) || secondary.CurrentPath.StartsWith("::", StringComparison.Ordinal))
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{
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// 第二个窗格默认停在与主窗格同级的目录，便于对拖
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var parent = PathHelper.GetParent(Primary.CurrentPath);
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_ = secondary.NavigateAsync(NavigationLocation.FromPath(
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Directory.Exists(parent) ? parent : Primary.CurrentPath));
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}
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IsDualPane = true;
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}
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private void UpdateHeader()
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{
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Header = Primary.IsSearchActive && !string.IsNullOrWhiteSpace(Primary.SearchText)
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? $"搜索：{Primary.SearchText}"
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: Primary.Title;
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Glyph = Primary.Glyph;
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}
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public void Dispose()
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{
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Primary.Dispose();
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Secondary?.Dispose();
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}
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}
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@@ -0,0 +1,64 @@
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using CommunityToolkit.Mvvm.ComponentModel;
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using FluidExplorer.Models;
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using FluidExplorer.Services.Operations;
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namespace FluidExplorer.ViewModels;
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/// <summary>
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/// 操作队列面板里的一行。作业对象是在后台线程上更新并抛 PropertyChanged 的，
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/// 直接绑定会跨线程更新 UI 而崩溃，因此这里在 UI 线程维护一份快照，由定时器按 250ms 刷新。
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/// </summary>
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public sealed partial class JobRowViewModel : ObservableObject
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{
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[ObservableProperty] private string _title = string.Empty;
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[ObservableProperty] private string _stateText = string.Empty;
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[ObservableProperty] private string _progressText = string.Empty;
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[ObservableProperty] private string _currentItem = string.Empty;
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[ObservableProperty] private double _progress;
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[ObservableProperty] private bool _isIndeterminate;
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[ObservableProperty] private bool _canPause;
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[ObservableProperty] private bool _canCancel;
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[ObservableProperty] private bool _isFinished;
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[ObservableProperty] private string _pauseGlyph = "\uE769";
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public JobRowViewModel(FileOperationJob job)
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{
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Job = job;
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Refresh();
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}
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public FileOperationJob Job { get; }
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public void Refresh()
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{
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Title = Job.Title;
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StateText = Job.State switch
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{
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JobState.Queued => "排队中",
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JobState.Running => "进行中",
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JobState.Paused => "已暂停",
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JobState.Completed => "已完成",
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JobState.CompletedWithErrors => "已完成（部分出错）",
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JobState.Cancelled => "已取消",
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JobState.Failed => "失败",
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_ => Job.State.ToString()
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};
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var parts = new List<string> { $"{Job.CompletedItems:N0} / {Job.TotalItems:N0} 个项目" };
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if (Job.TotalBytes > 0)
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parts.Add($"{FileEntry.FormatSize(Job.CompletedBytes)} / {FileEntry.FormatSize(Job.TotalBytes)}");
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if (Job.BytesPerSecond > 1) parts.Add($"{FileEntry.FormatSize((long)Job.BytesPerSecond)}/s");
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if (Job.Eta is { } eta && eta.TotalSeconds > 1 && eta.TotalHours < 24) parts.Add($"剩余 {eta:mm\\:ss}");
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ProgressText = string.Join(" · ", parts);
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CurrentItem = Job.CurrentItem ?? string.Empty;
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if (!string.IsNullOrEmpty(Job.Error)) CurrentItem = Job.Error!;
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Progress = Job.Progress;
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IsIndeterminate = Job.IsIndeterminate;
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CanPause = Job.CanPause;
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CanCancel = Job.CanCancel;
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IsFinished = Job.IsFinished;
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PauseGlyph = Job.State == JobState.Paused ? "\uE768" : "\uE769";
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}
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}
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@@ -0,0 +1,500 @@
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using System.Collections.ObjectModel;
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using System.Diagnostics;
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using CommunityToolkit.Mvvm.ComponentModel;
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using CommunityToolkit.Mvvm.Input;
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using FluidExplorer.Navigation;
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using FluidExplorer.Services;
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using FluidExplorer.Services.FileSystem;
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using FluidExplorer.Services.Icons;
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using FluidExplorer.Services.ItemVisuals;
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using FluidExplorer.Services.Operations;
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using FluidExplorer.Services.Search;
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using FluidExplorer.Services.Shell;
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using FluidExplorer.Helpers;
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using Microsoft.UI.Dispatching;
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using PathHelper = FluidExplorer.Services.FileSystem.PathHelper;
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namespace FluidExplorer.ViewModels;
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/// <summary>主视图模型：标签页、侧边栏、索引状态、操作队列、设置。</summary>
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public sealed partial class MainViewModel : ObservableObject
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{
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private readonly IFileSystemService _fs;
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private readonly SearchService _search;
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private readonly IFileOperationService _operations;
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private readonly AppSettings _settings;
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private readonly DispatcherQueue _ui;
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public MainViewModel(
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IFileSystemService fs,
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SearchService search,
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IFileOperationService operations,
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IIconService icons,
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AppSettings settings,
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DispatcherQueue ui)
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{
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_fs = fs;
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_search = search;
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_operations = operations;
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_settings = settings;
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_ui = ui;
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Clipboard = new FileClipboard();
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Visuals = new ItemVisualService(icons, ui);
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ShowHiddenFiles = settings.ShowHiddenFiles;
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ShowSystemFiles = settings.ShowSystemFiles;
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ShowFileExtensions = settings.ShowFileExtensions;
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AlwaysShowCheckBoxes = settings.AlwaysShowCheckBoxes;
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DeleteToRecycleBin = settings.DeleteToRecycleBin;
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AnimationsEnabled = settings.AnimationsEnabled;
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SearchInCurrentFolderOnly = settings.SearchScope == SearchScope.CurrentFolder;
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ThemeMode = settings.ThemeMode;
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_operations.JobsChanged += (_, _) => RefreshJobs();
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_search.IndexStateChanged += (_, _) => _ui.Post(RefreshIndexState);
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_jobTimer = _ui.CreateTimer();
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_jobTimer.Interval = TimeSpan.FromMilliseconds(250);
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_jobTimer.IsRepeating = true;
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_jobTimer.Tick += OnJobTimerTick;
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BuildSidebar();
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RefreshIndexState();
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RefreshJobs();
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}
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public ItemVisualService Visuals { get; }
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public IFileClipboard Clipboard { get; }
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public AppSettings Settings => _settings;
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// ── 标签页 ──────────────────────────────────────────────────────────────
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public ObservableCollection<ExplorerTabViewModel> Tabs { get; } = [];
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[ObservableProperty] private ExplorerTabViewModel? _selectedTab;
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public ExplorerPaneViewModel? ActivePane => SelectedTab?.ActivePane;
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public ExplorerTabViewModel AddTab(NavigationLocation? start = null, bool select = true)
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{
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var location = start ?? DefaultStartLocation();
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var tab = new ExplorerTabViewModel(_fs, _search, _operations, Visuals, Clipboard, _settings, _ui, location);
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tab.PropertyChanged += (_, _) => { if (ReferenceEquals(tab, SelectedTab)) OnPropertyChanged(nameof(ActivePane)); };
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Tabs.Add(tab);
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if (select) SelectedTab = tab;
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SaveOpenTabs();
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return tab;
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}
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[RelayCommand]
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private void NewTab() => AddTab();
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[RelayCommand]
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private void CloseTab(ExplorerTabViewModel? tab)
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{
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tab ??= SelectedTab;
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if (tab is null) return;
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var index = Tabs.IndexOf(tab);
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tab.Dispose();
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Tabs.Remove(tab);
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if (Tabs.Count == 0)
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{
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AddTab();
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return;
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}
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SelectedTab = Tabs[Math.Clamp(index, 0, Tabs.Count - 1)];
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SaveOpenTabs();
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}
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[RelayCommand]
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private void DuplicateTab(ExplorerTabViewModel? tab)
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{
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tab ??= SelectedTab;
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if (tab is null) return;
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AddTab(NavigationLocation.FromPath(tab.Primary.CurrentPath));
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}
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[RelayCommand]
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private void ToggleDualPane()
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{
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SelectedTab?.ToggleDualPane();
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_settings.DualPane = SelectedTab?.IsDualPane ?? false;
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_settings.Save();
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}
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partial void OnSelectedTabChanged(ExplorerTabViewModel? value)
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{
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OnPropertyChanged(nameof(ActivePane));
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if (value is not null) UpdateSidebarSelection(value.ActivePane.CurrentPath);
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}
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private NavigationLocation DefaultStartLocation()
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{
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if (!string.IsNullOrWhiteSpace(_settings.DefaultStartPath) && Directory.Exists(_settings.DefaultStartPath))
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return NavigationLocation.FromPath(_settings.DefaultStartPath);
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var downloads = KnownFolders.Downloads;
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return Directory.Exists(downloads) ? NavigationLocation.FromPath(downloads) : NavigationLocation.Home;
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}
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// ── 侧边栏 ──────────────────────────────────────────────────────────────
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public ObservableCollection<SidebarNode> SidebarRoots { get; } = [];
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[ObservableProperty] private SidebarNode? _selectedSidebarNode;
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private void BuildSidebar()
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{
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SidebarRoots.Clear();
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SidebarRoots.Add(SidebarNode.Create("主页", "\uE80F", NavigationLocation.Home));
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SidebarRoots.Add(SidebarNode.Create("图库", "\uE91B", NavigationLocation.Gallery));
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if (_settings.PinnedFolders.Count == 0)
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{
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foreach (var path in new[] { KnownFolders.Desktop, KnownFolders.Downloads, KnownFolders.Documents, KnownFolders.Pictures })
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if (!string.IsNullOrWhiteSpace(path) && Directory.Exists(path)) _settings.PinnedFolders.Add(path);
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}
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var quick = SidebarNode.Create("快速访问", "\uE8B7", NavigationLocation.Home, expandable: true);
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quick.IsExpanded = true;
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foreach (var path in _settings.PinnedFolders)
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{
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if (!Directory.Exists(path)) continue;
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quick.Children.Add(SidebarNode.Create(PathHelper.GetName(path), "\uE8B7", NavigationLocation.FromPath(path), canPin: true));
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}
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SidebarRoots.Add(quick);
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var thisPc = SidebarNode.Create("此电脑", "\uE977", NavigationLocation.ThisPc, expandable: true);
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thisPc.IsExpanded = true;
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foreach (var drive in DriveItem.Enumerate())
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{
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thisPc.Children.Add(SidebarNode.Create(drive.DisplayName, drive.Glyph,
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new NavigationLocation(LocationKind.Drive, drive.RootPath, drive.DisplayName, drive.Glyph)));
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}
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SidebarRoots.Add(thisPc);
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SidebarRoots.Add(SidebarNode.Create("网络", "\uE968", NavigationLocation.Network));
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SidebarRoots.Add(SidebarNode.Create("回收站", "\uE74D", NavigationLocation.RecycleBin));
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}
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public void UpdateSidebarSelection(string path)
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{
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if (string.IsNullOrEmpty(path)) return;
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foreach (var node in EnumerateNodes(SidebarRoots))
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{
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var match = node.Location.Kind switch
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{
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LocationKind.Home or LocationKind.Gallery or LocationKind.ThisPc or LocationKind.Network or LocationKind.RecycleBin
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=> string.Equals(node.Location.Path, path, StringComparison.OrdinalIgnoreCase),
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LocationKind.Drive => string.Equals(node.Location.Path.TrimEnd('\\'), path.TrimEnd('\\'), StringComparison.OrdinalIgnoreCase),
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_ => false
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};
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if (match)
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{
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SelectedSidebarNode = node;
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return;
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}
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}
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}
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private static IEnumerable<SidebarNode> EnumerateNodes(IEnumerable<SidebarNode> nodes)
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{
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foreach (var node in nodes)
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{
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yield return node;
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foreach (var child in EnumerateNodes(node.Children)) yield return child;
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}
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}
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[RelayCommand]
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private async Task NavigateSidebarAsync(SidebarNode? node)
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{
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if (node is null) return;
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var pane = ActivePane ?? AddTab(node.Location).Primary;
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await pane.NavigateAsync(node.Location);
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UpdateSidebarSelection(node.Location.Path);
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}
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[RelayCommand]
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private void PinFolder()
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{
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var pane = ActivePane;
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if (pane is null || pane.Location.Kind is not (LocationKind.Folder or LocationKind.Drive)) return;
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if (_settings.PinnedFolders.Contains(pane.CurrentPath, StringComparer.OrdinalIgnoreCase)) return;
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_settings.PinnedFolders.Add(pane.CurrentPath);
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_settings.Save();
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BuildSidebar();
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}
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[RelayCommand]
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private void UnpinFolder(SidebarNode? node)
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{
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if (node is null) return;
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_settings.PinnedFolders.RemoveAll(p => string.Equals(p, node.Location.Path, StringComparison.OrdinalIgnoreCase));
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_settings.Save();
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BuildSidebar();
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}
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// ── 索引状态 ────────────────────────────────────────────────────────────
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[ObservableProperty] private string _indexSummary = "索引：未启动";
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[ObservableProperty] private bool _isIndexing;
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[ObservableProperty] private double _indexProgress;
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[ObservableProperty] private bool _indexNeedsElevation;
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[ObservableProperty] private string _indexDetail = string.Empty;
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private void RefreshIndexState()
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{
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var state = _search.AggregateState;
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var count = _search.TotalIndexedEntries;
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IndexDetail = _search.AllIndexes.FirstOrDefault() is { } first
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? first.GetType().Name
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: string.Empty;
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switch (state)
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{
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case IndexState.NotStarted:
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IndexSummary = "索引：未启动（搜索将退化为实时扫描）";
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IsIndexing = false;
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break;
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case IndexState.Building:
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IndexSummary = $"索引：正在建立…（已索引 {count:N0} 项）";
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IsIndexing = true;
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break;
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case IndexState.RequiresElevation:
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IndexSummary = "索引：需要管理员权限才能读取 NTFS 主文件表";
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IsIndexing = false;
|
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IndexNeedsElevation = true;
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break;
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case IndexState.Failed:
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IndexSummary = "索引：不可用（该卷不是 NTFS）";
|
||||
IsIndexing = false;
|
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break;
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||||
default:
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||||
IndexSummary = $"索引：{count:N0} 项 · 已就绪";
|
||||
IsIndexing = false;
|
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IndexNeedsElevation = false;
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break;
|
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}
|
||||
}
|
||||
|
||||
[RelayCommand]
|
||||
private async Task BuildIndexAsync()
|
||||
{
|
||||
if (IsIndexing) return;
|
||||
IsIndexing = true;
|
||||
IndexSummary = "索引：正在建立…";
|
||||
|
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var volumes = DriveItem.Enumerate()
|
||||
.Where(d => d.DriveType == 3 && d.IsReady)
|
||||
.Select(d => d.RootPath)
|
||||
.ToList();
|
||||
if (volumes.Count == 0) volumes.Add(Path.GetPathRoot(Environment.SystemDirectory) ?? "C:\\");
|
||||
|
||||
_settings.IndexedVolumes = volumes;
|
||||
_settings.Save();
|
||||
|
||||
var progress = new Progress<(string Volume, double Progress)>(p => _ui.Post(() =>
|
||||
{
|
||||
IndexProgress = p.Progress;
|
||||
IndexSummary = $"索引：正在读取 {p.Volume} … {p.Progress:P0}";
|
||||
}));
|
||||
|
||||
try
|
||||
{
|
||||
await _search.BuildIndexesAsync(volumes, progress, CancellationToken.None);
|
||||
}
|
||||
catch (Exception ex)
|
||||
{
|
||||
IndexSummary = $"索引：失败（{ex.Message}）";
|
||||
}
|
||||
finally
|
||||
{
|
||||
IsIndexing = false;
|
||||
RefreshIndexState();
|
||||
}
|
||||
}
|
||||
|
||||
[RelayCommand]
|
||||
private void RestartElevated()
|
||||
{
|
||||
try
|
||||
{
|
||||
var exe = Environment.ProcessPath;
|
||||
if (string.IsNullOrEmpty(exe)) return;
|
||||
Process.Start(new ProcessStartInfo(exe) { UseShellExecute = true, Verb = "runas" });
|
||||
Microsoft.UI.Xaml.Application.Current.Exit();
|
||||
}
|
||||
catch
|
||||
{
|
||||
// 用户拒绝了 UAC
|
||||
}
|
||||
}
|
||||
|
||||
// ── 操作队列 ────────────────────────────────────────────────────────────
|
||||
public ObservableCollection<JobRowViewModel> JobRows { get; } = [];
|
||||
[ObservableProperty] private bool _isQueueExpanded;
|
||||
[ObservableProperty] private int _activeJobCount;
|
||||
private readonly DispatcherQueueTimer _jobTimer;
|
||||
|
||||
private void RefreshJobs()
|
||||
{
|
||||
_ui.Post(() =>
|
||||
{
|
||||
JobRows.Clear();
|
||||
foreach (var job in _operations.Jobs) JobRows.Add(new JobRowViewModel(job));
|
||||
ActiveJobCount = JobRows.Count(j => !j.IsFinished);
|
||||
OnPropertyChanged(nameof(HasJobs));
|
||||
|
||||
// 有活动作业时以 250ms 刷新快照（作业本身在后台线程更新，不能直接绑 UI）
|
||||
if (ActiveJobCount > 0) _jobTimer.Start();
|
||||
else _jobTimer.Stop();
|
||||
});
|
||||
}
|
||||
|
||||
private void OnJobTimerTick(DispatcherQueueTimer sender, object args)
|
||||
{
|
||||
var anyActive = false;
|
||||
foreach (var row in JobRows)
|
||||
{
|
||||
row.Refresh();
|
||||
if (!row.IsFinished) anyActive = true;
|
||||
}
|
||||
ActiveJobCount = JobRows.Count(r => !r.IsFinished);
|
||||
if (!anyActive) sender.Stop();
|
||||
}
|
||||
|
||||
public bool HasJobs => JobRows.Count > 0;
|
||||
|
||||
[RelayCommand]
|
||||
private void PauseJob(JobRowViewModel? row)
|
||||
{
|
||||
if (row is null) return;
|
||||
if (row.Job.State == JobState.Paused) _operations.Resume(row.Job.Id);
|
||||
else _operations.Pause(row.Job.Id);
|
||||
}
|
||||
|
||||
[RelayCommand]
|
||||
private void CancelJob(JobRowViewModel? row)
|
||||
{
|
||||
if (row is null) return;
|
||||
_operations.Cancel(row.Job.Id);
|
||||
}
|
||||
|
||||
[RelayCommand]
|
||||
private void ClearFinishedJobs()
|
||||
{
|
||||
_operations.ClearFinished();
|
||||
RefreshJobs();
|
||||
}
|
||||
|
||||
[RelayCommand]
|
||||
private async Task UndoAsync()
|
||||
{
|
||||
var result = await _operations.UndoAsync();
|
||||
if (!result.Success) ErrorMessage = result.Error;
|
||||
await (ActivePane?.RefreshCommand.ExecuteAsync(null) ?? Task.CompletedTask);
|
||||
}
|
||||
|
||||
[ObservableProperty] private string? _errorMessage;
|
||||
|
||||
// ── 设置（改动即时生效） ────────────────────────────────────────────────
|
||||
[ObservableProperty] private bool _showHiddenFiles;
|
||||
[ObservableProperty] private bool _showSystemFiles;
|
||||
[ObservableProperty] private bool _showFileExtensions;
|
||||
[ObservableProperty] private bool _alwaysShowCheckBoxes;
|
||||
[ObservableProperty] private bool _deleteToRecycleBin;
|
||||
[ObservableProperty] private bool _animationsEnabled;
|
||||
[ObservableProperty] private bool _searchInCurrentFolderOnly;
|
||||
[ObservableProperty] private AppThemeMode _themeMode;
|
||||
|
||||
partial void OnShowHiddenFilesChanged(bool value)
|
||||
{
|
||||
_settings.ShowHiddenFiles = value;
|
||||
_settings.Save();
|
||||
_ = ActivePane?.RefreshCommand.ExecuteAsync(null);
|
||||
}
|
||||
|
||||
partial void OnShowSystemFilesChanged(bool value)
|
||||
{
|
||||
_settings.ShowSystemFiles = value;
|
||||
_settings.Save();
|
||||
_ = ActivePane?.RefreshCommand.ExecuteAsync(null);
|
||||
}
|
||||
|
||||
partial void OnShowFileExtensionsChanged(bool value)
|
||||
{
|
||||
_settings.ShowFileExtensions = value;
|
||||
_settings.Save();
|
||||
foreach (var pane in AllPanes()) pane.RebuildDisplayNames();
|
||||
}
|
||||
|
||||
partial void OnAlwaysShowCheckBoxesChanged(bool value)
|
||||
{
|
||||
_settings.AlwaysShowCheckBoxes = value;
|
||||
_settings.Save();
|
||||
}
|
||||
|
||||
partial void OnDeleteToRecycleBinChanged(bool value)
|
||||
{
|
||||
_settings.DeleteToRecycleBin = value;
|
||||
_settings.Save();
|
||||
}
|
||||
|
||||
partial void OnAnimationsEnabledChanged(bool value)
|
||||
{
|
||||
_settings.AnimationsEnabled = value;
|
||||
_settings.Save();
|
||||
AnimationsToggled?.Invoke(this, value);
|
||||
}
|
||||
|
||||
public event EventHandler<bool>? AnimationsToggled;
|
||||
public event EventHandler<AppThemeMode>? ThemeModeChanged;
|
||||
|
||||
partial void OnThemeModeChanged(AppThemeMode value)
|
||||
{
|
||||
_settings.ThemeMode = value;
|
||||
_settings.Save();
|
||||
ThemeModeChanged?.Invoke(this, value);
|
||||
}
|
||||
|
||||
partial void OnSearchInCurrentFolderOnlyChanged(bool value)
|
||||
{
|
||||
_settings.SearchScope = value ? SearchScope.CurrentFolder : SearchScope.Global;
|
||||
_settings.Save();
|
||||
}
|
||||
|
||||
private IEnumerable<ExplorerPaneViewModel> AllPanes()
|
||||
{
|
||||
foreach (var tab in Tabs)
|
||||
{
|
||||
yield return tab.Primary;
|
||||
if (tab.Secondary is not null) yield return tab.Secondary;
|
||||
}
|
||||
}
|
||||
|
||||
public void SaveOpenTabs()
|
||||
{
|
||||
_settings.OpenTabs = Tabs
|
||||
.Select(t => t.Primary.CurrentPath)
|
||||
.Where(p => !string.IsNullOrEmpty(p) && !p.StartsWith("::", StringComparison.Ordinal))
|
||||
.ToList();
|
||||
_settings.Save();
|
||||
}
|
||||
|
||||
/// <summary>启动：恢复上次的标签页并建立索引。</summary>
|
||||
public async Task InitializeAsync()
|
||||
{
|
||||
if (_settings.RestoreTabsOnStartup && _settings.OpenTabs.Count > 0)
|
||||
{
|
||||
foreach (var path in _settings.OpenTabs.Take(8))
|
||||
{
|
||||
if (Directory.Exists(path)) AddTab(NavigationLocation.FromPath(path), select: false);
|
||||
}
|
||||
}
|
||||
if (Tabs.Count == 0) AddTab();
|
||||
SelectedTab = Tabs[0];
|
||||
|
||||
if (_settings.DualPane) SelectedTab?.ToggleDualPane();
|
||||
|
||||
if (_settings.IndexOnStartup)
|
||||
{
|
||||
await BuildIndexAsync();
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,97 @@
|
||||
using System.Collections.ObjectModel;
|
||||
using CommunityToolkit.Mvvm.ComponentModel;
|
||||
using FluidExplorer.Navigation;
|
||||
using FluidExplorer.Services.FileSystem;
|
||||
using FluidExplorer.Services.Search;
|
||||
using FluidExplorer.Services.Shell;
|
||||
using Microsoft.UI.Xaml.Media;
|
||||
|
||||
namespace FluidExplorer.ViewModels;
|
||||
|
||||
/// <summary>侧边栏的一个节点（可展开的"此电脑"、可收藏的文件夹、驱动器等）。</summary>
|
||||
public sealed partial class SidebarNode : ObservableObject
|
||||
{
|
||||
[ObservableProperty] private bool _isExpanded;
|
||||
[ObservableProperty] private bool _isSelected;
|
||||
|
||||
public SidebarNode(string displayName, string glyph, NavigationLocation location, bool isExpandable = false)
|
||||
{
|
||||
DisplayName = displayName;
|
||||
Glyph = glyph;
|
||||
Location = location;
|
||||
IsExpandable = isExpandable;
|
||||
}
|
||||
|
||||
public string DisplayName { get; }
|
||||
public string Glyph { get; }
|
||||
public NavigationLocation Location { get; }
|
||||
public bool IsExpandable { get; }
|
||||
public bool CanPin { get; init; }
|
||||
|
||||
public ObservableCollection<SidebarNode> Children { get; } = [];
|
||||
|
||||
public bool HasUnrealizedChildren { get; set; }
|
||||
|
||||
/// <summary>当前文件夹是否属于该节点（用于侧边栏高亮，对齐资源管理器）。</summary>
|
||||
public bool Contains(string path)
|
||||
{
|
||||
if (string.IsNullOrEmpty(path)) return false;
|
||||
if (Location.Kind is LocationKind.ThisPc or LocationKind.RecycleBin or LocationKind.Network or LocationKind.Home)
|
||||
return string.Equals(Location.Path, path, StringComparison.OrdinalIgnoreCase);
|
||||
var root = Location.Path.TrimEnd('\\');
|
||||
return path.StartsWith(root, StringComparison.OrdinalIgnoreCase);
|
||||
}
|
||||
|
||||
public static SidebarNode Create(string name, string glyph, NavigationLocation location, bool expandable = false, bool canPin = false)
|
||||
=> new(name, glyph, location, expandable) { CanPin = canPin };
|
||||
}
|
||||
|
||||
/// <summary>面包屑的一段。</summary>
|
||||
public sealed partial class BreadcrumbSegment : ObservableObject
|
||||
{
|
||||
public BreadcrumbSegment(string displayName, string path, bool isDriveRoot)
|
||||
{
|
||||
DisplayName = displayName;
|
||||
Path = path;
|
||||
IsDriveRoot = isDriveRoot;
|
||||
}
|
||||
|
||||
public string DisplayName { get; }
|
||||
public string Path { get; }
|
||||
public bool IsDriveRoot { get; }
|
||||
}
|
||||
|
||||
/// <summary>搜索结果列表里的一行。</summary>
|
||||
public sealed partial class SearchResultItem : ObservableObject
|
||||
{
|
||||
private ImageSource? _icon;
|
||||
private ImageSource? _thumbnail;
|
||||
|
||||
public SearchResultItem(SearchHit hit) => Hit = hit;
|
||||
|
||||
public SearchHit Hit { get; }
|
||||
public string Name => Hit.Name;
|
||||
public string Directory => Hit.Directory;
|
||||
public string FullPath => Hit.Path;
|
||||
public bool IsDirectory => Hit.IsDirectory;
|
||||
public long Size => Hit.Size;
|
||||
public string SizeText => Hit.Size < 0 ? "—" : Hit.IsDirectory ? string.Empty : Models.FileEntry.FormatSize(Hit.Size);
|
||||
public string ModifiedText => Hit.ModifiedUtc == DateTime.MinValue || Hit.ModifiedUtc == default
|
||||
? "—"
|
||||
: Hit.ModifiedUtc.ToLocalTime().ToString("yyyy/MM/dd HH:mm");
|
||||
public string TypeText => Hit.IsDirectory ? "文件夹" : TypeNameResolver.GetTypeName(Hit.Extension, false);
|
||||
|
||||
public ImageSource? Icon
|
||||
{
|
||||
get => _icon;
|
||||
set { if (!ReferenceEquals(_icon, value)) { _icon = value; OnPropertyChanged(); } }
|
||||
}
|
||||
|
||||
public ImageSource? Thumbnail
|
||||
{
|
||||
get => _thumbnail;
|
||||
set { if (!ReferenceEquals(_thumbnail, value)) { _thumbnail = value; OnPropertyChanged(); } }
|
||||
}
|
||||
|
||||
public DateTime SortModified => Hit.ModifiedUtc;
|
||||
}
|
||||
Reference in New Issue
Block a user