0.5.1

插件系统试验

LanMountainDesktop.SamplePlugin/SamplePluginStatusClockWidget.cs

@@ -0,0 +1,227 @@
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Layout;
+using Avalonia.Media;
+using Avalonia.Threading;
+using LanMountainDesktop.PluginSdk;
+
+namespace LanMountainDesktop.SamplePlugin;
+
+internal sealed class SamplePluginStatusClockWidget : Border
+{
+    private readonly DispatcherTimer _timer = new()
+    {
+        Interval = TimeSpan.FromSeconds(1)
+    };
+
+    private readonly PluginDesktopComponentContext _context;
+    private readonly TextBlock _timeTextBlock;
+    private readonly TextBlock _titleTextBlock;
+    private readonly StackPanel _statusPanel;
+
+    public SamplePluginStatusClockWidget(PluginDesktopComponentContext context)
+    {
+        _context = context;
+        _timeTextBlock = new TextBlock
+        {
+            Foreground = Brushes.White,
+            FontWeight = FontWeight.Bold,
+            HorizontalAlignment = HorizontalAlignment.Left
+        };
+        _titleTextBlock = new TextBlock
+        {
+            Text = "Plugin Status",
+            Foreground = new SolidColorBrush(Color.Parse("#FFBFE9FF")),
+            HorizontalAlignment = HorizontalAlignment.Left
+        };
+        _statusPanel = new StackPanel
+        {
+            Spacing = 8
+        };
+
+        Background = new LinearGradientBrush
+        {
+            StartPoint = new RelativePoint(0, 0, RelativeUnit.Relative),
+            EndPoint = new RelativePoint(1, 1, RelativeUnit.Relative),
+            GradientStops =
+            [
+                new GradientStop(Color.Parse("#FF07111F"), 0),
+                new GradientStop(Color.Parse("#FF0C4A6E"), 0.55),
+                new GradientStop(Color.Parse("#FF0EA5E9"), 1)
+            ]
+        };
+        BorderBrush = new SolidColorBrush(Color.Parse("#6648C7FF"));
+        BorderThickness = new Thickness(1);
+        HorizontalAlignment = HorizontalAlignment.Stretch;
+        VerticalAlignment = VerticalAlignment.Stretch;
+        Child = new Grid
+        {
+            RowDefinitions = new RowDefinitions("Auto,*"),
+            RowSpacing = 14,
+            Children =
+            {
+                new StackPanel
+                {
+                    Spacing = 4,
+                    HorizontalAlignment = HorizontalAlignment.Left,
+                    Children =
+                    {
+                        _timeTextBlock,
+                        _titleTextBlock
+                    }
+                },
+                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
+                }
+            }
+        };
+
+        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();
+        RefreshStatusPanel();
+        ApplyScale();
+    }
+
+    private void OnAttachedToVisualTree(object? sender, VisualTreeAttachmentEventArgs e)
+    {
+        RefreshClock();
+        RefreshStatusPanel();
+        _timer.Start();
+    }
+
+    private void OnDetachedFromVisualTree(object? sender, VisualTreeAttachmentEventArgs e)
+    {
+        _timer.Stop();
+    }
+
+    private void OnTimerTick(object? sender, EventArgs e)
+    {
+        RefreshClock();
+        RefreshStatusPanel();
+    }
+
+    private void OnSizeChanged(object? sender, SizeChangedEventArgs e)
+    {
+        ApplyScale();
+        RefreshStatusPanel();
+    }
+
+    private void RefreshClock()
+    {
+        _timeTextBlock.Text = DateTime.Now.ToString("HH:mm:ss");
+    }
+
+    private void RefreshStatusPanel()
+    {
+        _statusPanel.Children.Clear();
+
+        var basis = GetLayoutBasis();
+        var titleSize = Math.Clamp(basis * 0.072, 11, 16);
+        var detailSize = Math.Clamp(basis * 0.055, 10, 13);
+
+        foreach (var entry in SamplePluginRuntimeStatus.GetSnapshot())
+        {
+            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),
+                BorderBrush = new SolidColorBrush(palette.Border),
+                BorderThickness = new Thickness(1),
+                CornerRadius = new CornerRadius(12),
+                Padding = new Thickness(10, 8),
+                Child = new Grid
+                {
+                    ColumnDefinitions = new ColumnDefinitions("Auto,*,Auto"),
+                    ColumnSpacing = 8,
+                    Children =
+                    {
+                        new Border
+                        {
+                            Width = Math.Clamp(basis * 0.038, 8, 11),
+                            Height = Math.Clamp(basis * 0.038, 8, 11),
+                            CornerRadius = new CornerRadius(999),
+                            Background = new SolidColorBrush(palette.Dot),
+                            VerticalAlignment = VerticalAlignment.Center
+                        },
+                        new TextBlock
+                        {
+                            Text = entry.Title,
+                            FontSize = titleSize,
+                            FontWeight = FontWeight.SemiBold,
+                            Foreground = Brushes.White,
+                            TextWrapping = TextWrapping.Wrap
+                        },
+                        new TextBlock
+                        {
+                            Text = summaryText,
+                            FontSize = detailSize,
+                            Foreground = new SolidColorBrush(Color.Parse("#FFD7F2FF")),
+                            HorizontalAlignment = HorizontalAlignment.Right,
+                            TextAlignment = TextAlignment.Right,
+                            VerticalAlignment = VerticalAlignment.Center
+                        }
+                    }
+                }
+            });
+
+            var row = (Grid)((Border)_statusPanel.Children[^1]).Child!;
+            Grid.SetColumn(row.Children[1], 1);
+            Grid.SetColumn(row.Children[2], 2);
+        }
+    }
+
+    private void ApplyScale()
+    {
+        var basis = GetLayoutBasis();
+        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);
+    }
+
+    private double GetLayoutBasis()
+    {
+        var width = Bounds.Width > 1 ? Bounds.Width : _context.CellSize * 4;
+        var height = Bounds.Height > 1 ? Bounds.Height : _context.CellSize * 4;
+        return Math.Max(_context.CellSize * 4, Math.Min(width, height));
+    }
+
+    private static (Color Background, Color Border, Color Dot) GetPalette(SamplePluginHealthState state)
+    {
+        return state switch
+        {
+            SamplePluginHealthState.Healthy => (
+                Color.Parse("#1F0F766E"),
+                Color.Parse("#4D5EEAD4"),
+                Color.Parse("#5EEAD4")),
+            SamplePluginHealthState.Faulted => (
+                Color.Parse("#29B91C1C"),
+                Color.Parse("#66F87171"),
+                Color.Parse("#F87171")),
+            _ => (
+                Color.Parse("#1F7C2D12"),
+                Color.Parse("#66FDBA74"),
+                Color.Parse("#FDBA74"))
+        };
+    }
+}