mirror of
https://github.com/wwiinnddyy/LanMountainDesktop.git
synced 2026-06-22 00:54:26 +08:00
feat.加入快捷方式组件
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lincube
369
LanMountainDesktop/Views/Components/ShortcutWidget.axaml.cs
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369
LanMountainDesktop/Views/Components/ShortcutWidget.axaml.cs
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using System;
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using System.Diagnostics;
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using System.IO;
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using System.Runtime.InteropServices;
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using Avalonia;
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using Avalonia.Controls;
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using Avalonia.Input;
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using Avalonia.Interactivity;
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using Avalonia.Media;
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using Avalonia.Media.Imaging;
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using FluentIcons.Avalonia;
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using LanMountainDesktop.ComponentSystem;
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using LanMountainDesktop.Models;
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using LanMountainDesktop.PluginSdk;
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using LanMountainDesktop.Services;
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namespace LanMountainDesktop.Views.Components;
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public partial class ShortcutWidget : UserControl, IDesktopComponentWidget, IComponentPlacementContextAware, IDisposable
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{
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private string _componentId = BuiltInComponentIds.DesktopShortcut;
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private string _placementId = string.Empty;
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private string? _targetPath;
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private string _clickMode = "Double";
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private bool _transparentBackground;
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private double _currentCellSize = 48;
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private bool _isDisposed;
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private const double TapMovementThreshold = 10;
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private const long TapTimeThresholdMs = 500;
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private readonly Dictionary<int, PointerGestureState> _gestureStates = new();
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private record PointerGestureState(
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Point StartPosition,
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long StartTime
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);
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public ShortcutWidget()
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{
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InitializeComponent();
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DoubleTapped += OnDoubleTapped;
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UpdateDisplay();
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}
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public void SetComponentPlacementContext(string componentId, string? placementId)
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{
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_componentId = string.IsNullOrWhiteSpace(componentId)
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? BuiltInComponentIds.DesktopShortcut
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: componentId.Trim();
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_placementId = placementId?.Trim() ?? string.Empty;
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}
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public void ApplySettings(ComponentSettingsSnapshot snapshot)
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{
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_targetPath = snapshot.ShortcutTargetPath;
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_clickMode = string.Equals(snapshot.ShortcutClickMode, "Single", StringComparison.OrdinalIgnoreCase)
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? "Single"
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: "Double";
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_transparentBackground = snapshot.ShortcutTransparentBackground;
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UpdateDisplay();
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ApplyChrome();
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}
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public void ApplyCellSize(double cellSize)
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{
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_currentCellSize = cellSize;
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var iconSize = Math.Clamp(cellSize * 0.5, 24, 64);
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IconImage.Width = iconSize;
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IconImage.Height = iconSize;
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var fontSize = Math.Clamp(cellSize * 0.18, 10, 16);
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NameTextBlock.FontSize = fontSize;
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}
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private void UpdateDisplay()
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{
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if (string.IsNullOrWhiteSpace(_targetPath))
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{
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ShowEmptyState();
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return;
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}
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try
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{
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var name = GetDisplayName(_targetPath);
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NameTextBlock.Text = name;
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NameTextBlock.Foreground = this.FindResource("AdaptiveTextPrimaryBrush") as IBrush ?? new SolidColorBrush(Colors.White);
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LoadIcon(_targetPath);
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}
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catch
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{
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ShowEmptyState();
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}
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}
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private void ShowEmptyState()
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{
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NameTextBlock.Text = "添加快捷方式";
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NameTextBlock.Foreground = this.FindResource("AdaptiveTextSecondaryBrush") as IBrush ?? new SolidColorBrush(Colors.Gray);
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var iconBrush = this.FindResource("AdaptiveTextSecondaryBrush") as IBrush ?? new SolidColorBrush(Colors.Gray);
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IconImage.Source = null;
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var iconHostContent = new SymbolIcon
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{
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Symbol = FluentIcons.Common.Symbol.Add,
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FontSize = 32,
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Foreground = iconBrush,
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HorizontalAlignment = Avalonia.Layout.HorizontalAlignment.Center,
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VerticalAlignment = Avalonia.Layout.VerticalAlignment.Center
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};
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IconHost.Child = iconHostContent;
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}
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private static string GetDisplayName(string path)
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{
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if (string.IsNullOrWhiteSpace(path))
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{
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return "快捷方式";
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}
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try
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{
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if (Directory.Exists(path))
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{
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return Path.GetFileName(path.TrimEnd('\\', '/'));
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}
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var fileName = Path.GetFileNameWithoutExtension(path);
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return string.IsNullOrWhiteSpace(fileName) ? path : fileName;
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}
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catch
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{
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return path;
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}
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}
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private void LoadIcon(string path)
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{
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byte[]? pngBytes = null;
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try
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{
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if (OperatingSystem.IsWindows())
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{
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if (Directory.Exists(path))
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{
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pngBytes = WindowsIconService.TryGetSystemFolderIconPngBytes();
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}
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else if (File.Exists(path))
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{
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pngBytes = WindowsIconService.TryGetIconPngBytes(path);
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}
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}
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else if (OperatingSystem.IsLinux())
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{
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if (Directory.Exists(path))
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{
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pngBytes = LinuxIconService.TryGetSystemFolderIconPngBytes();
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}
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else if (File.Exists(path))
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{
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pngBytes = LinuxIconService.TryGetIconPngBytes(path);
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}
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}
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else if (OperatingSystem.IsMacOS())
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{
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if (Directory.Exists(path))
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{
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pngBytes = MacIconService.TryGetSystemFolderIconPngBytes();
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}
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else if (File.Exists(path))
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{
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pngBytes = MacIconService.TryGetIconPngBytes(path);
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}
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}
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}
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catch
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{
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pngBytes = null;
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}
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if (pngBytes is not null)
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{
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try
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{
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using var stream = new MemoryStream(pngBytes);
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IconImage.Source = new Bitmap(stream);
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IconHost.Child = IconImage;
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return;
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}
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catch
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{
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}
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}
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LoadFallbackIcon(path);
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}
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private void LoadFallbackIcon(string path)
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{
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var symbol = Directory.Exists(path)
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? FluentIcons.Common.Symbol.Folder
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: FluentIcons.Common.Symbol.Document;
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var iconBrush = this.FindResource("AdaptiveAccentBrush") as IBrush ?? new SolidColorBrush(Colors.DodgerBlue);
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IconImage.Source = null;
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var iconHostContent = new SymbolIcon
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{
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Symbol = symbol,
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FontSize = 32,
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Foreground = iconBrush,
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HorizontalAlignment = Avalonia.Layout.HorizontalAlignment.Center,
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VerticalAlignment = Avalonia.Layout.VerticalAlignment.Center
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};
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IconHost.Child = iconHostContent;
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}
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private void ApplyChrome()
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{
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if (_transparentBackground)
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{
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RootBorder.Classes.Remove("glass-panel");
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RootBorder.Background = Brushes.Transparent;
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RootBorder.BorderBrush = Brushes.Transparent;
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RootBorder.BorderThickness = new Thickness(0);
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return;
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}
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if (!RootBorder.Classes.Contains("glass-panel"))
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{
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RootBorder.Classes.Add("glass-panel");
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}
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RootBorder.ClearValue(Border.BackgroundProperty);
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RootBorder.ClearValue(Border.BorderBrushProperty);
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RootBorder.ClearValue(Border.BorderThicknessProperty);
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}
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protected override void OnPointerPressed(PointerPressedEventArgs e)
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{
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base.OnPointerPressed(e);
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if (string.IsNullOrWhiteSpace(_targetPath))
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{
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return;
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}
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var pointer = e.GetCurrentPoint(this);
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var pointerId = e.Pointer.Id;
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var position = pointer.Position;
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var timestamp = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
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_gestureStates[pointerId] = new PointerGestureState(position, timestamp);
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e.Pointer.Capture(this);
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}
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protected override void OnPointerMoved(PointerEventArgs e)
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{
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base.OnPointerMoved(e);
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var pointerId = e.Pointer.Id;
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if (!_gestureStates.TryGetValue(pointerId, out var state))
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{
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return;
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}
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var currentPoint = e.GetCurrentPoint(this);
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var distance = Math.Sqrt(
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Math.Pow(currentPoint.Position.X - state.StartPosition.X, 2) +
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Math.Pow(currentPoint.Position.Y - state.StartPosition.Y, 2)
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);
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if (distance > TapMovementThreshold)
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{
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_gestureStates.Remove(pointerId);
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e.Pointer.Capture(null);
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}
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}
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protected override void OnPointerReleased(PointerReleasedEventArgs e)
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{
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base.OnPointerReleased(e);
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var pointerId = e.Pointer.Id;
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if (!_gestureStates.Remove(pointerId, out var state))
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{
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return;
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}
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e.Pointer.Capture(null);
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var currentPoint = e.GetCurrentPoint(this);
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var distance = Math.Sqrt(
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Math.Pow(currentPoint.Position.X - state.StartPosition.X, 2) +
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Math.Pow(currentPoint.Position.Y - state.StartPosition.Y, 2)
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);
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var elapsed = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds() - state.StartTime;
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if (distance > TapMovementThreshold || elapsed > TapTimeThresholdMs)
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{
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return;
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}
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if (_clickMode == "Single")
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{
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OpenTarget();
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}
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}
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private void OnDoubleTapped(object? sender, TappedEventArgs e)
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{
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if (string.IsNullOrWhiteSpace(_targetPath))
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{
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return;
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}
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if (_clickMode == "Double")
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{
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OpenTarget();
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}
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}
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private void OpenTarget()
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{
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if (string.IsNullOrWhiteSpace(_targetPath))
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{
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return;
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}
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try
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{
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if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
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{
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Process.Start(new ProcessStartInfo(_targetPath)
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{
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UseShellExecute = true
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});
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}
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else if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
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{
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Process.Start("xdg-open", _targetPath);
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}
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else if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
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{
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Process.Start("open", _targetPath);
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}
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}
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catch (Exception ex)
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{
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AppLogger.Warn("ShortcutWidget", $"Failed to open target: {_targetPath}", ex);
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}
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}
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public void Dispose()
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{
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if (_isDisposed)
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{
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return;
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}
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_isDisposed = true;
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_gestureStates.Clear();
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}
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}
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