Improvement to navigation regions

2024-05-09 22:37:36 +01:00
parent 711353c8e9
commit 54d2b5374d
31 changed files with 173 additions and 184 deletions
@@ -0,0 +1,28 @@
+using Avalonia.Controls;
+using Avalonia.Interactivity;
+using Toolkit.Foundation;
+
+namespace Toolkit.Avalonia;
+
+public class NavigationRegion(INavigationRegionCollection collection) :
+    INavigationRegion
+{
+    public void Register(string name, 
+        object target)
+    {
+        if (target is Control control)
+        {
+            if (!collection.ContainsKey(name))
+            {
+                collection.Add(name, control);
+                void HandleUnloaded(object? sender, RoutedEventArgs args)
+                {
+                    control.Unloaded -= HandleUnloaded;
+                    collection.Remove(name);
+                }
+
+                control.Unloaded += HandleUnloaded;
+            }
+        }
+    }
+}