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https://github.com/wwiinnddyy/LanMountainDesktop.git
synced 2026-06-20 23:54:26 +08:00
0.5.6
插件系统再进化
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lincube
@@ -0,0 +1,284 @@
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using Avalonia;
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using Avalonia.Controls;
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using Avalonia.Layout;
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using Avalonia.Media;
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using Avalonia.Threading;
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using LanMountainDesktop.PluginSdk;
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namespace LanMountainDesktop.SamplePlugin;
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internal sealed class SamplePluginStatusClockWidget : Border
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{
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private readonly PluginDesktopComponentContext _context;
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private readonly SamplePluginRuntimeStateService _stateService;
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private readonly SamplePluginClockService _clockService;
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private readonly IPluginMessageBus _messageBus;
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private readonly TextBlock _timeTextBlock;
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private readonly TextBlock _subtitleTextBlock;
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private readonly StackPanel _statusPanel;
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private readonly Border _statusHost;
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private readonly List<IDisposable> _subscriptions = [];
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private string? _instanceId;
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public SamplePluginStatusClockWidget(PluginDesktopComponentContext context)
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{
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_context = context;
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_stateService = context.GetService<SamplePluginRuntimeStateService>()
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?? throw new InvalidOperationException("SamplePluginRuntimeStateService is not available.");
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_clockService = context.GetService<SamplePluginClockService>()
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?? throw new InvalidOperationException("SamplePluginClockService is not available.");
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_messageBus = context.GetService<IPluginMessageBus>()
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?? throw new InvalidOperationException("IPluginMessageBus is not available.");
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_timeTextBlock = new TextBlock
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{
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Foreground = Brushes.White,
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FontWeight = FontWeight.Bold,
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HorizontalAlignment = HorizontalAlignment.Left
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};
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_subtitleTextBlock = new TextBlock
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{
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Foreground = new SolidColorBrush(Color.Parse("#FFBFE9FF")),
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HorizontalAlignment = HorizontalAlignment.Left,
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TextWrapping = TextWrapping.Wrap
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};
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_statusPanel = new StackPanel
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{
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Spacing = 8
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};
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_statusHost = new Border
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{
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Background = new SolidColorBrush(Color.Parse("#1F082F49")),
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BorderBrush = new SolidColorBrush(Color.Parse("#5538BDF8")),
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BorderThickness = new Thickness(1),
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Child = _statusPanel
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};
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Background = new LinearGradientBrush
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{
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StartPoint = new RelativePoint(0, 0, RelativeUnit.Relative),
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EndPoint = new RelativePoint(1, 1, RelativeUnit.Relative),
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GradientStops =
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[
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new GradientStop(Color.Parse("#FF07111F"), 0),
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new GradientStop(Color.Parse("#FF0C4A6E"), 0.55),
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new GradientStop(Color.Parse("#FF0EA5E9"), 1)
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]
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};
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BorderBrush = new SolidColorBrush(Color.Parse("#6648C7FF"));
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BorderThickness = new Thickness(1);
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HorizontalAlignment = HorizontalAlignment.Stretch;
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VerticalAlignment = VerticalAlignment.Stretch;
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Child = new Grid
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{
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RowDefinitions = new RowDefinitions("Auto,*"),
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RowSpacing = 14,
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Children =
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{
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new StackPanel
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{
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Spacing = 4,
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HorizontalAlignment = HorizontalAlignment.Left,
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Children =
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{
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_timeTextBlock,
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_subtitleTextBlock
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}
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},
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_statusHost
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}
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};
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Grid.SetRow(((Grid)Child).Children[1], 1);
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AttachedToVisualTree += OnAttachedToVisualTree;
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DetachedFromVisualTree += OnDetachedFromVisualTree;
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SizeChanged += OnSizeChanged;
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RefreshClock(_clockService.CurrentTime);
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UpdateSubtitle();
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RefreshStatusPanel();
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ApplyScale();
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}
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private void OnAttachedToVisualTree(object? sender, VisualTreeAttachmentEventArgs e)
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{
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if (string.IsNullOrWhiteSpace(_instanceId))
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{
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_instanceId = _stateService.RegisterComponentInstance(
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_context.ComponentId,
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_context.PlacementId,
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_context.CellSize);
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}
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_stateService.MarkFrontendReady("Widget surface is connected to plugin services and communication.");
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SubscribeToPluginBus();
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RefreshClock(_clockService.CurrentTime);
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UpdateSubtitle();
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RefreshStatusPanel();
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}
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private void OnDetachedFromVisualTree(object? sender, VisualTreeAttachmentEventArgs e)
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{
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foreach (var subscription in _subscriptions)
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{
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subscription.Dispose();
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}
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_subscriptions.Clear();
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if (string.IsNullOrWhiteSpace(_instanceId))
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{
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return;
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}
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_stateService.UnregisterComponentInstance(_instanceId);
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_instanceId = null;
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}
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private void OnSizeChanged(object? sender, SizeChangedEventArgs e)
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{
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ApplyScale();
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RefreshStatusPanel();
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}
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private void SubscribeToPluginBus()
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{
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if (_subscriptions.Count > 0)
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{
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return;
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}
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_subscriptions.Add(_messageBus.Subscribe<SamplePluginClockTickMessage>(message =>
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Dispatcher.UIThread.Post(() => RefreshClock(message.CurrentTime))));
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_subscriptions.Add(_messageBus.Subscribe<SamplePluginStateChangedMessage>(_ =>
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Dispatcher.UIThread.Post(() =>
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{
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UpdateSubtitle();
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RefreshStatusPanel();
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})));
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}
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private void RefreshClock(DateTimeOffset currentTime)
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{
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_timeTextBlock.Text = currentTime.LocalDateTime.ToString("HH:mm:ss");
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}
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private void UpdateSubtitle()
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{
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var snapshot = _stateService.GetSnapshot();
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_subtitleTextBlock.Text = string.IsNullOrWhiteSpace(_context.PlacementId)
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? $"Preview surface | placed: {snapshot.PlacedCount}"
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: $"Placement {_context.PlacementId} | placed: {snapshot.PlacedCount}";
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}
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private void RefreshStatusPanel()
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{
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_statusPanel.Children.Clear();
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var snapshot = _stateService.GetSnapshot();
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var basis = GetLayoutBasis();
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var titleSize = Math.Clamp(basis * 0.068, 11, 16);
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var detailSize = Math.Clamp(basis * 0.052, 9, 13);
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foreach (var entry in snapshot.StatusEntries)
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{
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var palette = GetPalette(entry.State);
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_statusPanel.Children.Add(new Border
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{
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Background = new SolidColorBrush(palette.Background),
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BorderBrush = new SolidColorBrush(palette.Border),
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BorderThickness = new Thickness(1),
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CornerRadius = new CornerRadius(12),
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Padding = new Thickness(10, 8),
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Child = new Grid
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{
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RowDefinitions = new RowDefinitions("Auto,Auto"),
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ColumnDefinitions = new ColumnDefinitions("Auto,*,Auto"),
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ColumnSpacing = 8,
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Children =
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{
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new Border
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{
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Width = Math.Clamp(basis * 0.038, 8, 11),
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Height = Math.Clamp(basis * 0.038, 8, 11),
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CornerRadius = new CornerRadius(999),
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Background = new SolidColorBrush(palette.Dot),
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VerticalAlignment = VerticalAlignment.Center
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},
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new TextBlock
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{
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Text = entry.Title,
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FontSize = titleSize,
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FontWeight = FontWeight.SemiBold,
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Foreground = Brushes.White,
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TextWrapping = TextWrapping.Wrap
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},
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new TextBlock
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{
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Text = entry.Summary,
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FontSize = detailSize,
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Foreground = new SolidColorBrush(Color.Parse("#FFD7F2FF")),
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HorizontalAlignment = HorizontalAlignment.Right,
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TextAlignment = TextAlignment.Right,
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VerticalAlignment = VerticalAlignment.Center
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},
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new TextBlock
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{
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Text = entry.Detail,
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FontSize = detailSize,
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Foreground = new SolidColorBrush(Color.Parse("#FFD7F2FF")),
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TextWrapping = TextWrapping.Wrap
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}
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}
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}
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});
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var row = (Grid)((Border)_statusPanel.Children[^1]).Child!;
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Grid.SetColumn(row.Children[1], 1);
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Grid.SetColumn(row.Children[2], 2);
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Grid.SetColumnSpan(row.Children[3], 3);
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Grid.SetRow(row.Children[3], 1);
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}
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}
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private void ApplyScale()
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{
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var basis = GetLayoutBasis();
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Padding = new Thickness(Math.Clamp(basis * 0.09, 16, 26));
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CornerRadius = new CornerRadius(Math.Clamp(basis * 0.14, 20, 34));
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_timeTextBlock.FontSize = Math.Clamp(basis * 0.22, 30, 58);
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_subtitleTextBlock.FontSize = Math.Clamp(basis * 0.062, 11, 17);
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_statusHost.Padding = new Thickness(Math.Clamp(basis * 0.045, 10, 18));
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_statusHost.CornerRadius = new CornerRadius(Math.Clamp(basis * 0.09, 14, 22));
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_statusPanel.Spacing = Math.Clamp(basis * 0.024, 6, 10);
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}
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private double GetLayoutBasis()
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{
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var width = Bounds.Width > 1 ? Bounds.Width : _context.CellSize * 4;
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var height = Bounds.Height > 1 ? Bounds.Height : _context.CellSize * 4;
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return Math.Max(_context.CellSize * 4, Math.Min(width, height));
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}
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private static (Color Background, Color Border, Color Dot) GetPalette(SamplePluginHealthState state)
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{
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return state switch
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{
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SamplePluginHealthState.Healthy => (
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Color.Parse("#1F0F766E"),
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Color.Parse("#4D5EEAD4"),
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Color.Parse("#5EEAD4")),
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SamplePluginHealthState.Faulted => (
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Color.Parse("#29B91C1C"),
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Color.Parse("#66F87171"),
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Color.Parse("#F87171")),
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_ => (
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Color.Parse("#1F7C2D12"),
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Color.Parse("#66FDBA74"),
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Color.Parse("#FDBA74"))
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};
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}
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}
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