Fix #2

NodifyM.Avalonia.Example/MainWindow.axaml

@@ -14,6 +14,7 @@
         <StackPanel ZIndex="1">
             <Button  Content="Switch Theme" Command="{Binding ChangeThemeCommand}"></Button>
             <Button ZIndex="1" Content="new"  Click="Button_OnClick"></Button>
+            <TextBlock Text="{Binding #Editor.SelectedItem}"></TextBlock>
         </StackPanel>
 
         <controls:NodifyEditor x:Name="Editor"

NodifyM.Avalonia/Controls/BaseNode.axaml.cs

@@ -78,19 +78,9 @@ private void NodifyAutoPanningEvent(object sender, NodifyAutoPanningEventArgs e)
     private void OnPointerPressed(object sender, PointerPressedEventArgs e)
     {
         e.GetCurrentPoint(this).Pointer.Capture(this);
-        var visualParent = this.GetVisualParent();
-        var parent = visualParent.GetVisualParent().GetVisualChildren();
-        foreach (var visual in parent)
-        {
-            visual.ZIndex = 0;
-            var first = visual.GetVisualChildren().First();
-            if (first is BaseNode baseNode)
-            {
-                baseNode.IsSelected = false;
-            }
-        }
-        visualParent.ZIndex = 1;
-        this.IsSelected = true;
+
+
+        _editor.SelectItem(this);
         if (!e.GetCurrentPoint(this).Properties.IsLeftButtonPressed) return;
         // 启动拖动
         isDragging = true;

NodifyM.Avalonia/Controls/Connector.axaml.cs

@@ -7,6 +7,7 @@
 using Avalonia.Data;
 using Avalonia.Input;
 using Avalonia.Interactivity;
+using Avalonia.VisualTree;
 using NodifyM.Avalonia.Events;
 using NodifyM.Avalonia.Helpers;
 using NodifyM.Avalonia.ViewModelBase;
@@ -203,6 +204,8 @@ protected override void OnPointerPressed(PointerPressedEventArgs e)
             }
             else
             {
+                Editor.SelectItem(this.GetParentOfType<BaseNode>());
+
                 UpdateAnchor();
                 OnConnectorDragStarted();
             }

NodifyM.Avalonia/Controls/NodifyEditor.axaml.cs

@@ -179,7 +179,22 @@ public NodifyEditor()
         AddHandler(BaseNode.LocationChangedEvent,new NodeLocationEventHandler( OnNodeLocationChanged));
         AddHandler(BaseConnection.DisconnectEvent, new ConnectionEventHandler(OnRemoveConnection));
     }
-
+    public void SelectItem(BaseNode node)
+    {
+        var visual = this.GetChildOfType<Canvas>("NodeItemsPresenter").Children;
+        foreach (var visualChild in visual)
+        {
+            visualChild.ZIndex = 0;
+            if (visualChild.GetChildOfType<BaseNode>() is BaseNode n)
+            {
+                n.IsSelected = false;
+            }
+
+        }
+        node.IsSelected = true;
+        node.GetVisualParent().ZIndex = 1;
+        SelectedItem = node.DataContext;
+    }
 
 
     protected override void OnApplyTemplate(TemplateAppliedEventArgs e)
@@ -281,6 +296,7 @@ private void OnPointerPressed(object? sender, PointerPressedEventArgs e)
                 n.IsSelected = false;
             }
         }
+        SelectedItem=null;
         if (!e.GetCurrentPoint(this).Properties.IsLeftButtonPressed) return;
         isDragging = true;
         lastMousePosition = e.GetPosition(this);

NodifyM.Avalonia/NodifyM.Avalonia.csproj

@@ -8,7 +8,7 @@
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
         <PackageProjectUrl>https://github.com/MakesYT/NodifyM.Avalonia</PackageProjectUrl>
         <LangVersion>10</LangVersion>
-        <Version>1.0.12</Version>
+        <Version>1.0.13</Version>
     </PropertyGroup>
 
     <ItemGroup>

README.md

@@ -48,6 +48,9 @@ This project is a refactoring of [Nodify](https://github.com/miroiu/nodify) on t
 #### You can git clone the project and run `NodifyM.Avalonia.Example`
 
 ## Changelog
+### 1.0.13
+- Fixed SelectedNode Property
+- Added the ability to select and drag the Node corresponding to the Connector
 ### 1.0.12
 - Fixed the adaptive node layout calculation error
 - Added node centerline alignment