功能更新

2026-02-12 21:29:00 +08:00
parent a9faf251be
commit b3479d1f39
342 changed files with 4671 additions and 2223 deletions
--- a/Melskin/Controls/Toast/ScreenHost.cs
+++ b/Melskin/Controls/Toast/ScreenHost.cs
@@ -0,0 +1,79 @@
+using System.Diagnostics;
+using System.Windows.Media.Animation;
+
+
+namespace Melskin.Controls;
+#region Internal Implementation
+internal class ScreenHost : IToastHost
+{
+    private readonly List<Window> toastWindows = [];
+    private readonly object obj = new();
+    private const double Spacing = 15;
+
+    public void AddToast(ToastControl toast)
+    {
+        //空出空间，显示阴影
+        toast.Margin = new Thickness(4);
+        var window = new Window
+        {
+            Content = toast,
+            WindowStyle = WindowStyle.None,
+            AllowsTransparency = true,
+            Background = Brushes.Transparent,
+            ShowInTaskbar = false,
+            Topmost = true,
+            Owner = null,
+            SizeToContent = SizeToContent.WidthAndHeight,
+            Left = -9999
+        };
+
+        window.Loaded += (_, _) =>
+        {
+            lock (obj)
+            {
+                toastWindows.Add(window);
+                RepositionToasts();
+            }
+        };
+
+        window.Closed += (_, _) =>
+        {
+            lock (obj)
+            {
+                toastWindows.Remove(window);
+                RepositionToasts();
+            }
+        };
+
+        window.Show();
+    }
+
+    public void RemoveToast(ToastControl toast)
+    {
+        Debug.Assert(toastWindows != null, nameof(toastWindows) + " != null");
+        var window = toastWindows.FirstOrDefault(w => Equals(w.Content, toast));
+        window?.Close();
+    }
+
+    private void RepositionToasts()
+    {
+        var workArea = SystemParameters.WorkArea;
+        var currentTop = Spacing; // 从顶部开始，有间距。
+
+        foreach (var window in toastWindows)
+        {
+            // 将窗口水平居中。
+            var left = workArea.Left + (workArea.Width - window.ActualWidth) / 2;
+
+            var moveAnim = new DoubleAnimation(currentTop, TimeSpan.FromMilliseconds(350))
+            { EasingFunction = new QuinticEase { EasingMode = EasingMode.EaseOut } };
+
+            window.Left = left; //直接设置水平位置。
+            window.BeginAnimation(Window.TopProperty, moveAnim); // Animate vertical position.
+
+            // 更新下一次 Toast 的顶部位置。
+            currentTop += window.ActualHeight + Spacing;
+        }
+    }
+}
+#endregion