Demo整理

AIStudio.Wpf.DiagramDesigner.Demo/ViewModels/DragAndDropViewModel.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Windows;
+using AIStudio.Wpf.Flowchart;
+using AIStudio.Wpf.Flowchart.ViewModels;
+
+namespace AIStudio.Wpf.DiagramDesigner.Demo.ViewModels
+{
+    public class DragAndDropViewModel: BindableBase
+    {
+        public ToolBoxViewModel ToolBoxViewModel
+        {
+            get; private set;
+        }
+
+        public DiagramViewModel DiagramViewModel
+        {
+            get; private set;
+        }
+
+
+        public SelectableDesignerItemViewModelBase SelectedItem
+        {
+            get
+            {
+                return DiagramViewModel.SelectedItems?.FirstOrDefault();
+            }
+        }
+
+        private List<SelectOption> _users = new List<SelectOption>()
+        {
+            new SelectOption(){ value = "操作员1",text = "操作员1" },
+            new SelectOption(){ value = "操作员2",text = "操作员2" },
+            new SelectOption(){ value = "Admin",text = "Admin" },
+        };
+        public List<SelectOption> Users
+        {
+            get
+            {
+                return _users;
+            }
+            set
+            {
+                _users = value;
+            }
+        }
+
+        private List<SelectOption> _roles = new List<SelectOption>()
+        {
+            new SelectOption(){ value = "操作员",text = "操作员" },
+            new SelectOption(){ value = "管理员",text = "管理员" },
+        };
+        public List<SelectOption> Roles
+        {
+            get
+            {
+                return _roles;
+            }
+            set
+            {
+                _roles = value;
+            }
+        }
+
+        public DragAndDropViewModel()
+        {
+            ToolBoxViewModel = new ToolBoxViewModel();
+            DiagramViewModel = new DiagramViewModel();
+            DiagramViewModel.ShowGrid = true;
+            DiagramViewModel.GridCellSize = new Size(100, 100);
+            DiagramViewModel.GridMarginSize = new Size(0, 0);
+            DiagramViewModel.CellHorizontalAlignment = CellHorizontalAlignment.Center;
+            DiagramViewModel.CellVerticalAlignment = CellVerticalAlignment.Center;
+            DiagramViewModel.PageSizeType = PageSizeType.Custom;
+            DiagramViewModel.PageSize = new Size(double.NaN, double.NaN);
+
+            DiagramViewModel.PropertyChanged += DiagramViewModel_PropertyChanged;
+        }
+
+        private void DiagramViewModel_PropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
+        {
+            if (e.PropertyName == "IsSelected")
+            {
+                RaisePropertyChanged(nameof(SelectedItem));
+            }
+        }
+    }
+}

AIStudio.Wpf.DiagramDesigner.Demo/ViewModels/FlowchartEditorViewModel.cs

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+using System;
+using System.Collections.Generic;
+using System.Text;
+using AIStudio.Wpf.Flowchart;
+
+namespace AIStudio.Wpf.DiagramDesigner.Demo.ViewModels
+{
+    public class FlowchartEditorViewModel : BindableBase
+    {
+        private List<SelectOption> _users = new List<SelectOption>()
+        {
+            new SelectOption(){ value = "操作员1",text = "操作员1" },
+            new SelectOption(){ value = "操作员2",text = "操作员2" },
+            new SelectOption(){ value = "Admin",text = "Admin" },
+            new SelectOption(){ value = "Bob",text = "Bob" },
+            new SelectOption(){ value = "Alice",text = "Alice" },
+        };
+        public List<SelectOption> Users
+        {
+            get
+            {
+                return _users;
+            }
+            set
+            {
+                _users = value;
+            }
+        }
+
+        private List<SelectOption> _roles = new List<SelectOption>()
+        {
+            new SelectOption(){ value = "操作员",text = "操作员" },
+            new SelectOption(){ value = "管理员",text = "管理员" },
+            new SelectOption(){ value = "Admin",text = "Admin" },
+        };
+        public List<SelectOption> Roles
+        {
+            get
+            {
+                return _roles;
+            }
+            set
+            {
+                _roles = value;
+            }
+        }
+
+        private Func<string> _getDataFunc;
+        public Func<string> GetDataFunc
+        {
+            get
+            {
+                return _getDataFunc;
+            }
+            set
+            {
+                SetProperty(ref _getDataFunc, value);
+            }
+        }
+
+        private string _inputData;
+        public string InputData
+        {
+            get
+            {
+                return _inputData;
+            }
+            set
+            {
+                SetProperty(ref _inputData, value);
+            }
+        }
+
+        private string _outputData;
+        public string OutputData
+        {
+            get
+            {
+                return _outputData;
+            }
+            set
+            {
+                SetProperty(ref _outputData, value);
+            }
+        }
+
+        private string _data = "{}";
+        public string Data
+        {
+            get
+            {
+                return _data;
+            }
+            set
+            {
+                SetProperty(ref _data, value);
+            }
+        }
+
+
+        public SimpleCommand GetDataCommand
+        {
+            get; private set;
+        }
+
+        public SimpleCommand SetDataCommand
+        {
+            get; private set;
+        }
+
+        public FlowchartEditorViewModel()
+        {
+            GetDataCommand = new SimpleCommand(GetDataExcute);
+            SetDataCommand = new SimpleCommand(SetDataExcute);
+        }
+
+        private void GetDataExcute(object obj)
+        {
+            OutputData = GetDataFunc();
+        }
+
+        private void SetDataExcute(object obj)
+        {
+            Data = "{}";
+            Data = InputData;
+        }
+    }
+}