重构了底层，方便向Android、Web、Linux进行跨平台迁移

Library/Api/IFlowEnvironment.cs

@@ -0,0 +1,206 @@
+using Serein.Library.Entity;
+using Serein.Library.Enums;
+using System;
+using System.Collections.Generic;
+using System.Reflection;
+using System.Threading.Tasks;
+
+namespace Serein.Library.Api
+{
+
+    public class FlowEventArgs : EventArgs
+    {
+        public bool IsSucceed { get; protected set; } = true;
+        public string ErrorTips { get; protected set; } = string.Empty;
+    }
+
+
+    public delegate void FlowRunCompleteHandler(FlowEventArgs eventArgs);
+
+
+    /// <summary>
+    /// 加载节点
+    /// </summary>
+    public delegate void LoadNodeHandler(LoadNodeEventArgs eventArgs);
+    public class LoadNodeEventArgs : FlowEventArgs
+    {
+        public LoadNodeEventArgs(NodeInfo NodeInfo, MethodDetails MethodDetailss)
+        {
+            this.NodeInfo = NodeInfo;
+            this.MethodDetailss = MethodDetailss;  
+        }
+        public NodeInfo NodeInfo { get; protected set; }
+        public MethodDetails MethodDetailss { get; protected set; }
+    }
+
+
+    /// <summary>
+    /// 加载DLL
+    /// </summary>
+    /// <param name="assembly"></param>
+    public delegate void LoadDLLHandler(LoadDLLEventArgs eventArgs);
+    public class LoadDLLEventArgs : FlowEventArgs
+    {
+        public LoadDLLEventArgs(Assembly Assembly, List<MethodDetails> MethodDetailss)
+        {
+            this.Assembly = Assembly;
+            this.MethodDetailss = MethodDetailss;
+        }
+        public Assembly Assembly { get; protected set; }
+        public List<MethodDetails> MethodDetailss { get; protected set; }
+    }
+
+    /// <summary>
+    /// 运行环境节点连接发生了改变
+    /// </summary>
+    /// <param name="fromNodeGuid"></param>
+    /// <param name="toNodeGuid"></param>
+    /// <param name="connectionType"></param>
+    public delegate void NodeConnectChangeHandler(NodeConnectChangeEventArgs eventArgs);
+    public class NodeConnectChangeEventArgs : FlowEventArgs
+    {
+        public enum ChangeTypeEnum
+        {
+            Create,
+            Remote,
+        }
+        public NodeConnectChangeEventArgs(string fromNodeGuid, string toNodeGuid, ConnectionType connectionType, ChangeTypeEnum changeType)
+        {
+            this.FromNodeGuid = fromNodeGuid;
+            this.ToNodeGuid = toNodeGuid;
+            this.ConnectionType = connectionType;
+            this.ChangeType = changeType;
+        }
+        public string FromNodeGuid { get; protected set; }
+        public string ToNodeGuid { get; protected set; }
+        public ConnectionType ConnectionType { get; protected set; }
+        public ChangeTypeEnum ChangeType { get; protected set; }
+    }
+
+    /// <summary>
+    /// 添加了节点
+    /// </summary>
+    /// <param name="fromNodeGuid"></param>
+    /// <param name="toNodeGuid"></param>
+    /// <param name="connectionType"></param>
+    public delegate void NodeCreateHandler(NodeCreateEventArgs eventArgs);
+    public class NodeCreateEventArgs : FlowEventArgs
+    {
+        public NodeCreateEventArgs(object nodeModel)
+        {
+            this.NodeModel = nodeModel;
+        }
+        public object NodeModel { get; private set; }
+    }
+
+
+
+    public delegate void NodeRemoteHandler(NodeRemoteEventArgs eventArgs);
+    public class NodeRemoteEventArgs : FlowEventArgs
+    {
+        public NodeRemoteEventArgs(string nodeGuid)
+        {
+            this.NodeGuid = nodeGuid;
+        }
+        public string NodeGuid { get; private set; }
+    }
+
+
+    public delegate void StartNodeChangeHandler(StartNodeChangeEventArgs eventArgs);
+
+
+    public class StartNodeChangeEventArgs: FlowEventArgs
+    {
+        public StartNodeChangeEventArgs(string oldNodeGuid, string newNodeGuid)
+        {
+            this.OldNodeGuid = oldNodeGuid;
+            this.NewNodeGuid = newNodeGuid; ;
+        }
+        public string OldNodeGuid {  get; private set; }
+        public string NewNodeGuid {  get; private set; }
+    }
+
+
+    public interface IFlowEnvironment
+    {
+        event FlowRunCompleteHandler OnFlowRunComplete;
+        event LoadNodeHandler OnLoadNode;
+        event LoadDLLHandler OnDllLoad;
+        event NodeConnectChangeHandler OnNodeConnectChange;
+        event NodeCreateHandler OnNodeCreate;
+        event NodeRemoteHandler OnNodeRemote;
+        event StartNodeChangeHandler OnStartNodeChange;
+
+        /// <summary>
+        /// 保存当前项目
+        /// </summary>
+        /// <returns></returns>
+        SereinOutputFileData SaveProject();
+        /// <summary>
+        /// 加载项目文件
+        /// </summary>
+        /// <param name="projectFile"></param>
+        /// <param name="filePath"></param>
+        void LoadProject(SereinOutputFileData projectFile, string filePath);
+        /// <summary>
+        /// 从文件中加载Dll
+        /// </summary>
+        /// <param name="dllPath"></param>
+        void LoadDll(string dllPath);
+        /// <summary>
+        /// 清理加载的DLL（待更改）
+        /// </summary>
+        void ClearAll();
+        /// <summary>
+        /// 获取方法描述
+        /// </summary>
+        /// <param name="name"></param>
+        /// <param name="md"></param>
+        /// <returns></returns>
+        bool TryGetMethodDetails(string methodName,out MethodDetails md);
+
+        /// <summary>
+        /// 开始运行
+        /// </summary>
+        Task StartAsync();
+        /// <summary>
+        /// 结束运行
+        /// </summary>
+        void Exit();
+
+        /// <summary>
+        /// 设置流程起点节点
+        /// </summary>
+        /// <param name="nodeGuid"></param>
+        void SetStartNode(string nodeGuid);
+        /// <summary>
+        /// 在两个节点之间创建连接关系
+        /// </summary>
+        /// <param name="fromNodeGuid">起始节点Guid</param>
+        /// <param name="toNodeGuid">目标节点Guid</param>
+        /// <param name="connectionType">连接类型</param>
+        void ConnectNode(string fromNodeGuid, string toNodeGuid, ConnectionType connectionType);
+        /// <summary>
+        /// 创建节点/区域/基础控件
+        /// </summary>
+        /// <param name="nodeBase">节点/区域/基础控件</param>
+        /// <param name="methodDetails">节点绑定的方法说明（</param>
+        void CreateNode(NodeControlType nodeBase, MethodDetails methodDetails = null);
+        /// <summary>
+        /// 移除两个节点之间的连接关系
+        /// </summary>
+        /// <param name="fromNodeGuid">起始节点</param>
+        /// <param name="toNodeGuid">目标节点</param>
+        /// <param name="connectionType">连接类型</param>
+        void RemoteConnect(string fromNodeGuid, string toNodeGuid, ConnectionType connectionType);
+        /// <summary>
+        /// 移除节点/区域/基础控件
+        /// </summary>
+        /// <param name="nodeGuid">待移除的节点Guid</param>
+        void RemoteNode(string nodeGuid);
+
+
+
+    }
+
+}