把底层再分割一下

2026-03-03 00:00:57 +08:00 · 2023-01-24 09:02:40 +08:00
parent 2b4662ed37
commit f39a57b3e5
26 changed files with 283 additions and 325 deletions
--- a/AIStudio.Wpf.DiagramDesigner/ViewModels/BaseViewModel/SelectableDesignerItemViewModelBase.cs
+++ b/AIStudio.Wpf.DiagramDesigner/ViewModels/BaseViewModel/SelectableDesignerItemViewModelBase.cs
@@ -0,0 +1,165 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Windows.Input;
+using System.Windows.Media;
+using AIStudio.Wpf.DiagramDesigner.Models;
+using Newtonsoft.Json;
+
+namespace AIStudio.Wpf.DiagramDesigner
+{
+
+    public interface ISelectItems
+    {
+        SimpleCommand SelectItemCommand
+        {
+            get;
+        }
+    }
+
+
+    public abstract class SelectableDesignerItemViewModelBase : SelectableViewModelBase, ISelectItems, ISelectable, IGroupable
+    {
+
+        public SelectableDesignerItemViewModelBase():base()
+        {
+       
+        }
+
+        public SelectableDesignerItemViewModelBase(IDiagramViewModel parent, SelectableDesignerItemBase designer):base(parent, designer)
+        {
+           
+        }
+
+        public SelectableDesignerItemViewModelBase(IDiagramViewModel parent, string json) : base(parent, json)
+        {
+
+        }
+
+        protected override void Init()
+        {
+            base.Init();
+
+            SelectItemCommand = new SimpleCommand(ExecuteSelectItemCommand);
+            EditCommand = new SimpleCommand(ExecuteEditCommand);
+        }
+
+        public virtual bool InitData()
+        {
+            return true;
+        }
+        public virtual bool EditData()
+        {
+            return true;
+        }
+
+        public SimpleCommand SelectItemCommand
+        {
+            get; private set;
+        }
+        public ICommand EditCommand
+        {
+            get; private set;
+        }      
+
+        private string _text;
+        [Browsable(true)]
+        [CanDo]
+        public override string Text
+        {
+            get
+            {
+                var text = _text;
+                if (FontViewModel.FontCase == FontCase.Upper)
+                {
+                    return text?.ToUpper();
+                }
+                else if (FontViewModel.FontCase == FontCase.Lower)
+                {
+                    return text?.ToLower();
+                }
+                else
+                {
+                    return text;
+                }
+            }
+            set
+            {
+                if (SetProperty(ref _text, value))
+                {
+                    if (!string.IsNullOrEmpty(_text))
+                    {
+                        ShowText = true;
+                    }
+                }
+            }
+        }
+
+        private bool _isReadOnlyText = false;
+        public bool IsReadOnlyText
+        {
+            get
+            {
+                if (IsReadOnly)
+                    return true;
+                return _isReadOnlyText;
+            }
+            set
+            {
+                SetProperty(ref _isReadOnlyText, value);
+            }
+        }
+
+        private bool _showText;
+        public virtual bool ShowText
+        {
+            get
+            {
+                return _showText;
+            }
+            set
+            {
+                SetProperty(ref _showText, value);
+            }
+        }
+
+        private void ExecuteSelectItemCommand(object param)
+        {
+            SelectItem((bool)param, !IsSelected);
+        }
+
+        private void SelectItem(bool newselect, bool select)
+        {
+            if (newselect)
+            {
+                foreach (var designerItemViewModelBase in Parent.SelectedItems.ToList())
+                {
+                    designerItemViewModelBase._isSelected = false;
+                }
+            }
+
+            IsSelected = select;
+        }
+
+        public override void AddToSelection(bool selected)
+        {
+            foreach (SelectableDesignerItemViewModelBase item in Parent.SelectedItems.ToList())
+                item.IsSelected = false;
+
+            Parent.SelectedItems.Clear();
+            if (selected == true)
+            {
+                Parent.SelectionService.AddToSelection(this);
+            }
+        }
+
+        protected virtual void ExecuteEditCommand(object param)
+        {
+            if (IsReadOnly == true) return;
+
+            ShowText = true;
+        }
+    }
+}