0.5.2

后端服务支持
2026-06-20 23:54:26 +08:00 · 2026-03-09 14:14:50 +08:00
parent cab35f4c22
commit 103b215e35
11 changed files with 1058 additions and 276 deletions
--- a/LanMountainDesktop.SamplePlugin/SamplePluginStatusClockWidget.cs
+++ b/LanMountainDesktop.SamplePlugin/SamplePluginStatusClockWidget.cs
@@ -9,35 +9,50 @@ namespace LanMountainDesktop.SamplePlugin;

 internal sealed class SamplePluginStatusClockWidget : Border
 {
-    private readonly DispatcherTimer _timer = new()
-    {
-        Interval = TimeSpan.FromSeconds(1)
-    };
-
    private readonly PluginDesktopComponentContext _context;
+    private readonly SamplePluginRuntimeStateService _stateService;
+    private readonly SamplePluginClockService _clockService;
+    private readonly IPluginMessageBus _messageBus;
    private readonly TextBlock _timeTextBlock;
-    private readonly TextBlock _titleTextBlock;
+    private readonly TextBlock _subtitleTextBlock;
    private readonly StackPanel _statusPanel;
+    private readonly Border _statusHost;
+    private readonly List<IDisposable> _subscriptions = [];
+    private string? _instanceId;

    public SamplePluginStatusClockWidget(PluginDesktopComponentContext context)
    {
        _context = context;
+        _stateService = context.GetService<SamplePluginRuntimeStateService>()
+            ?? throw new InvalidOperationException("SamplePluginRuntimeStateService is not available.");
+        _clockService = context.GetService<SamplePluginClockService>()
+            ?? throw new InvalidOperationException("SamplePluginClockService is not available.");
+        _messageBus = context.GetService<IPluginMessageBus>()
+            ?? throw new InvalidOperationException("IPluginMessageBus is not available.");
+
        _timeTextBlock = new TextBlock
        {
            Foreground = Brushes.White,
            FontWeight = FontWeight.Bold,
            HorizontalAlignment = HorizontalAlignment.Left
        };
-        _titleTextBlock = new TextBlock
+        _subtitleTextBlock = new TextBlock
        {
-            Text = "Plugin Status",
            Foreground = new SolidColorBrush(Color.Parse("#FFBFE9FF")),
-            HorizontalAlignment = HorizontalAlignment.Left
+            HorizontalAlignment = HorizontalAlignment.Left,
+            TextWrapping = TextWrapping.Wrap
        };
        _statusPanel = new StackPanel
        {
            Spacing = 8
        };
+        _statusHost = new Border
+        {
+            Background = new SolidColorBrush(Color.Parse("#1F082F49")),
+            BorderBrush = new SolidColorBrush(Color.Parse("#5538BDF8")),
+            BorderThickness = new Thickness(1),
+            Child = _statusPanel
+        };

        Background = new LinearGradientBrush
        {
@@ -67,55 +82,59 @@ internal sealed class SamplePluginStatusClockWidget : Border
                    Children =
                    {
                        _timeTextBlock,
-                        _titleTextBlock
+                        _subtitleTextBlock
                    }
                },
-                new Border
-                {
-                    Background = new SolidColorBrush(Color.Parse("#1F082F49")),
-                    BorderBrush = new SolidColorBrush(Color.Parse("#5538BDF8")),
-                    BorderThickness = new Thickness(1),
-                    CornerRadius = new CornerRadius(18),
-                    Padding = new Thickness(12),
-                    Child = _statusPanel
-                }
+                _statusHost
            }
        };

        Grid.SetRow(((Grid)Child).Children[1], 1);

-        _timer.Tick += OnTimerTick;
        AttachedToVisualTree += OnAttachedToVisualTree;
        DetachedFromVisualTree += OnDetachedFromVisualTree;
        SizeChanged += OnSizeChanged;

-        var placementText = string.IsNullOrWhiteSpace(context.PlacementId)
-            ? "Preview instance created."
-            : $"Widget created for placement {context.PlacementId}.";
-        SamplePluginRuntimeStatus.MarkFrontendReady("Widget frontend surface rendered successfully.");
-        SamplePluginRuntimeStatus.MarkComponentCreated($"{placementText} Baseline footprint: 4x4.");
-
-        RefreshClock();
+        RefreshClock(_clockService.CurrentTime);
+        UpdateSubtitle();
        RefreshStatusPanel();
        ApplyScale();
    }

    private void OnAttachedToVisualTree(object? sender, VisualTreeAttachmentEventArgs e)
    {
-        RefreshClock();
+        if (string.IsNullOrWhiteSpace(_instanceId))
+        {
+            _instanceId = _stateService.RegisterComponentInstance(
+                _context.ComponentId,
+                _context.PlacementId,
+                _context.CellSize);
+        }
+
+        _stateService.MarkFrontendReady("Widget surface is connected to plugin services and communication.");
+        SubscribeToPluginBus();
+
+        RefreshClock(_clockService.CurrentTime);
+        UpdateSubtitle();
        RefreshStatusPanel();
-        _timer.Start();
    }

    private void OnDetachedFromVisualTree(object? sender, VisualTreeAttachmentEventArgs e)
    {
-        _timer.Stop();
-    }
+        foreach (var subscription in _subscriptions)
+        {
+            subscription.Dispose();
+        }

-    private void OnTimerTick(object? sender, EventArgs e)
-    {
-        RefreshClock();
-        RefreshStatusPanel();
+        _subscriptions.Clear();
+
+        if (string.IsNullOrWhiteSpace(_instanceId))
+        {
+            return;
+        }
+
+        _stateService.UnregisterComponentInstance(_instanceId);
+        _instanceId = null;
    }

    private void OnSizeChanged(object? sender, SizeChangedEventArgs e)
@@ -124,24 +143,49 @@ internal sealed class SamplePluginStatusClockWidget : Border
        RefreshStatusPanel();
    }

-    private void RefreshClock()
+    private void SubscribeToPluginBus()
    {
-        _timeTextBlock.Text = DateTime.Now.ToString("HH:mm:ss");
+        if (_subscriptions.Count > 0)
+        {
+            return;
+        }
+
+        _subscriptions.Add(_messageBus.Subscribe<SamplePluginClockTickMessage>(message =>
+            Dispatcher.UIThread.Post(() => RefreshClock(message.CurrentTime))));
+
+        _subscriptions.Add(_messageBus.Subscribe<SamplePluginStateChangedMessage>(_ =>
+            Dispatcher.UIThread.Post(() =>
+            {
+                UpdateSubtitle();
+                RefreshStatusPanel();
+            })));
+    }
+
+    private void RefreshClock(DateTimeOffset currentTime)
+    {
+        _timeTextBlock.Text = currentTime.LocalDateTime.ToString("HH:mm:ss");
+    }
+
+    private void UpdateSubtitle()
+    {
+        var snapshot = _stateService.GetSnapshot();
+        _subtitleTextBlock.Text = string.IsNullOrWhiteSpace(_context.PlacementId)
+            ? $"Preview surface | placed: {snapshot.PlacedCount}"
+            : $"Placement {_context.PlacementId} | placed: {snapshot.PlacedCount}";
    }

    private void RefreshStatusPanel()
    {
        _statusPanel.Children.Clear();

+        var snapshot = _stateService.GetSnapshot();
        var basis = GetLayoutBasis();
-        var titleSize = Math.Clamp(basis * 0.072, 11, 16);
-        var detailSize = Math.Clamp(basis * 0.055, 10, 13);
+        var titleSize = Math.Clamp(basis * 0.068, 11, 16);
+        var detailSize = Math.Clamp(basis * 0.052, 9, 13);

-        foreach (var entry in SamplePluginRuntimeStatus.GetSnapshot())
+        foreach (var entry in snapshot.StatusEntries)
        {
            var palette = GetPalette(entry.State);
-            var summaryText = $"{entry.Summary} - {entry.UpdatedAt.LocalDateTime:HH:mm:ss}";
-
            _statusPanel.Children.Add(new Border
            {
                Background = new SolidColorBrush(palette.Background),
@@ -151,6 +195,7 @@ internal sealed class SamplePluginStatusClockWidget : Border
                Padding = new Thickness(10, 8),
                Child = new Grid
                {
+                    RowDefinitions = new RowDefinitions("Auto,Auto"),
                    ColumnDefinitions = new ColumnDefinitions("Auto,*,Auto"),
                    ColumnSpacing = 8,
                    Children =
@@ -173,12 +218,19 @@ internal sealed class SamplePluginStatusClockWidget : Border
                        },
                        new TextBlock
                        {
-                            Text = summaryText,
+                            Text = entry.Summary,
                            FontSize = detailSize,
                            Foreground = new SolidColorBrush(Color.Parse("#FFD7F2FF")),
                            HorizontalAlignment = HorizontalAlignment.Right,
                            TextAlignment = TextAlignment.Right,
                            VerticalAlignment = VerticalAlignment.Center
+                        },
+                        new TextBlock
+                        {
+                            Text = entry.Detail,
+                            FontSize = detailSize,
+                            Foreground = new SolidColorBrush(Color.Parse("#FFD7F2FF")),
+                            TextWrapping = TextWrapping.Wrap
                        }
                    }
                }
@@ -187,6 +239,8 @@ internal sealed class SamplePluginStatusClockWidget : Border
            var row = (Grid)((Border)_statusPanel.Children[^1]).Child!;
            Grid.SetColumn(row.Children[1], 1);
            Grid.SetColumn(row.Children[2], 2);
+            Grid.SetColumnSpan(row.Children[3], 3);
+            Grid.SetRow(row.Children[3], 1);
        }
    }

@@ -196,7 +250,10 @@ internal sealed class SamplePluginStatusClockWidget : Border
        Padding = new Thickness(Math.Clamp(basis * 0.09, 16, 26));
        CornerRadius = new CornerRadius(Math.Clamp(basis * 0.14, 20, 34));
        _timeTextBlock.FontSize = Math.Clamp(basis * 0.22, 30, 58);
-        _titleTextBlock.FontSize = Math.Clamp(basis * 0.07, 12, 18);
+        _subtitleTextBlock.FontSize = Math.Clamp(basis * 0.062, 11, 17);
+        _statusHost.Padding = new Thickness(Math.Clamp(basis * 0.045, 10, 18));
+        _statusHost.CornerRadius = new CornerRadius(Math.Clamp(basis * 0.09, 14, 22));
+        _statusPanel.Spacing = Math.Clamp(basis * 0.024, 6, 10);
    }

    private double GetLayoutBasis()