定义嵌入式流程的编辑逻辑

DeedyDesigner/Deedy.Activity/ActionViewer.cs

@@ -46,7 +46,7 @@ namespace Deedy.Activity
         {
             ToolTipService.SetInitialShowDelay(this, 0);
             ToolTipService.SetBetweenShowDelay(this, 0);
-            this.LogInfos = new LogInfoCollection();
+            this.LogInfos = new();
         }
         public override void OnApplyTemplate()
         {
@@ -72,6 +72,7 @@ namespace Deedy.Activity
         /// <returns>字段中的值</returns>
         protected virtual T GetField<T>(ref T field, [CallerMemberName] string? propertyName = null)
         {
+            //TODO：这里处理内部属性获取逻辑（包括运行时参数映射逻辑）
             return field;
         }
         /// <summary>
@@ -85,6 +86,7 @@ namespace Deedy.Activity
         protected virtual bool SetField<T>(ref T field, T value, [CallerMemberName] string? propertyName = null)
         {
             if (EqualityComparer<T>.Default.Equals(field, value)) return false;
+            //TODO：这里处理内部属性变更逻辑（包括运行时参数映射逻辑）
             field = value;
             OnPropertyChanged(propertyName);
             return true;
@@ -294,8 +296,28 @@ namespace Deedy.Activity
             protected internal set { SetValue(IsSelectedPropertyKey, value); }
         }
         public static readonly DependencyPropertyKey IsSelectedPropertyKey =
-            DependencyProperty.RegisterReadOnly("IsSelected", typeof(bool), typeof(ActionViewer), new PropertyMetadata(false));
+            DependencyProperty.RegisterReadOnly("IsSelected", typeof(bool), typeof(ActionViewer), new PropertyMetadata(false,
+                (d, e) => (d as ActionViewer)?.IsSelected_PropertyChangedCallback(e)));
         public static readonly DependencyProperty IsSelectedProperty = IsSelectedPropertyKey.DependencyProperty;
+        /// <summary>
+        /// 处理「ActionViewer.IsSelected」属性变更
+        /// </summary>
+        protected virtual void IsSelected_PropertyChangedCallback(DependencyPropertyChangedEventArgs e)
+        {
+            if ((bool)e.NewValue)
+            {
+                //TODO：发送节点选中事件
+                if (this.ActionElement is IContainerForFunction container)
+                {
+                    if (container.IsEmbedded) this.IsExpanded = true;
+                    else
+                    {
+                        //TODO：发送打开辅助编辑器事件
+                    }
+                }
+            }
+            this.RefreshViewerState();
+        }
 
         /// <summary>
         /// 是否可被展开
@@ -546,7 +568,7 @@ namespace Deedy.Activity
                 if (newValue.IsLockedElement)
                 {
                     this.IsDraggable = false;
-                    this.IsSelectable = false;
+                    this.IsSelectable = newValue is IContainerForFunction;
                 }
                 else
                 {
@@ -577,6 +599,7 @@ namespace Deedy.Activity
                     // 新元素被托管渲染后调整子元素退出线位置
                     withExitline.AdjustExitlinePosition();
                 }
+
                 if (newValue is ILogicController logicController)
                 {
                     switch (logicController.LogicalBehavior)