using PaintDotNet.Base.SettingModel;
using PaintDotNet.Base.CommTool;
using PaintDotNet.Data.Param;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace PaintDotNet.Setting
{
    /// <summary>
    /// 设置->工作流程
    /// </summary>
    internal class WorkFlowSettingDialog : PdnBaseForm
    {
        #region 控件
        private GroupBox groupBox1;
        private Button cancelBtn;
        private Button saveBtn;
        private Button button2;
        private Button button1;
        private GroupBox groupBox2;
        private Button button3;
        private GroupBox groupBox3;
        private Button button4;
        private Button button5;
        private Button button6;
        private TreeView treeView1;
        private TreeView treeView2;
        #endregion

        /// <summary>
        /// 工作空间
        /// </summary>
        private AppWorkspace appWorkspace;
        /// <summary>
        /// 新增、重命名的弹窗
        /// </summary>
        private CreateNameDialog createNameDialog;
        /// <summary>
        /// 工作流程model
        /// </summary>
        private WorkFlowModel workFlowModel = Startup.instance.workFlowModel;
        /// <summary>
        /// 右侧树形菜单
        /// </summary>
        private ToolStripItemCollection collection;
        /// <summary>
        /// 是否新建工作流程
        /// </summary>
        private bool create = true;
        private string txtPath = Application.StartupPath + "\\Config\\" + Startup.instance.SettingPrefix + "\\ModuleConfig.txt";
        private string[] menuIdArr;

        public WorkFlowSettingDialog(AppWorkspace appWorkspace)
        {
            this.appWorkspace = appWorkspace;
            InitializeComponent();
            InitializeLanguageText();
            InitVisibleMenuId();
            this.button3.Enabled = false;
            this.button4.Enabled = false;

            InitializeTreeEvent();
            InitializeLeftTreeData();
            InitializeRightTreeData();
        }

        /// <summary>
        /// 获取txt文件中已保存的菜单可用id
        /// </summary>
        private void InitVisibleMenuId()
        {
            if (System.IO.File.Exists(txtPath))
            {
                string str = System.IO.File.ReadAllText(txtPath);
                if (str.IndexOf(',') != -1)
                {
                    menuIdArr = str.Split(',');
                }
                else
                {
                    if (!string.IsNullOrEmpty(str))
                    {
                        menuIdArr = new string[] { str };
                    }
                }
            }
        }

        /// <summary>
        /// 初始化treeview的事件
        /// </summary>
        private void InitializeTreeEvent()
        {
            this.treeView1.HideSelection = false;
            this.treeView1.DrawMode = TreeViewDrawMode.OwnerDrawText;
            this.treeView1.DrawNode += new DrawTreeNodeEventHandler(this.treeView_DrawNode);
            this.treeView1.Invalidated += new InvalidateEventHandler(this.treeView1_InvalidateEvent);

            this.treeView2.HideSelection = false;
            this.treeView2.DrawMode = TreeViewDrawMode.OwnerDrawText;
            this.treeView2.DrawNode += new DrawTreeNodeEventHandler(this.treeView_DrawNode);
            this.treeView2.Invalidated += new InvalidateEventHandler(this.treeView2_InvalidateEvent);
        }

        /// <summary>
        /// treeView1的重绘事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void treeView1_InvalidateEvent(object sender, InvalidateEventArgs e)
        {
            if (this.treeView2.SelectedNode != null)
            {
                if (this.treeView2.SelectedNode.Tag == null)
                    this.button3.Enabled = true;
            }

            if (this.treeView1.SelectedNode != null)
            {
                if (this.treeView1.SelectedNode.Nodes.Count > 0)
                {
                    this.button3.Enabled = false;
                }
            }
        }

        /// <summary>
        /// treeView2的重绘事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void treeView2_InvalidateEvent(object sender, InvalidateEventArgs e)
        {
            this.button1.Enabled = true;
            if (this.treeView1.SelectedNode != null)
            {
                if (this.treeView1.SelectedNode.Nodes.Count == 0)
                {
                    this.button3.Enabled = true;
                }
            }
            this.button4.Enabled = false;
            this.cancelBtn.Enabled = true;
            if (this.treeView2.SelectedNode != null)
            {
                if (this.treeView2.SelectedNode.Tag != null)
                {
                    this.button1.Enabled = false;
                    this.button3.Enabled = false;
                    this.button4.Enabled = true;
                    this.cancelBtn.Enabled = false;
                }
            }
        }

        /// <summary>
        /// 自定义绘制
        /// 参考https://www.cnblogs.com/JiYF/p/6693503.html
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void treeView_DrawNode(object sender, DrawTreeNodeEventArgs e)
        {
            /**用默认颜色
            e.DrawDefault = true;
            return;
            **/

            //以下是自定义颜色
            if ((e.State & TreeNodeStates.Selected) != 0)
            {
                //演示为绿底白字  
                e.Graphics.FillRectangle(Brushes.Green, e.Node.Bounds);

                Font nodeFont = e.Node.NodeFont;
                if (nodeFont == null) nodeFont = ((TreeView)sender).Font;
                e.Graphics.DrawString(e.Node.Text, nodeFont, Brushes.White, Rectangle.Inflate(e.Bounds, 2, 0));
            }
            else
            {
                e.DrawDefault = true;
            }

            if ((e.State & TreeNodeStates.Focused) != 0)
            {
                using (Pen focusPen = new Pen(Color.Black))
                {
                    focusPen.DashStyle = System.Drawing.Drawing2D.DashStyle.Dot;
                    Rectangle focusBounds = e.Node.Bounds;
                    focusBounds.Size = new Size(focusBounds.Width - 1,
                    focusBounds.Height - 1);
                    e.Graphics.DrawRectangle(focusPen, focusBounds);
                }
            }
        }

        /// <summary>
        /// 初始化左侧工作流程菜单
        /// </summary>
        private void InitializeLeftTreeData()
        {
            if (workFlowModel != null && workFlowModel.Flows != null)
            {
                for (int i = 0; i < this.workFlowModel.Flows.Count; i++)
                {
                    TreeNode anime = new TreeNode(this.workFlowModel.Flows[i].Name);
                    for (int j = 0; j < this.workFlowModel.Flows[i].Menus.Count; j++)
                    {
                        TreeNode child = new TreeNode();
                        child.Text = this.workFlowModel.Flows[i].Menus[j].Name;
                        child.Name = this.workFlowModel.Flows[i].Menus[j].Description;
                        child.Tag = this.workFlowModel.Flows[i].Menus[j].Id;
                        anime.Nodes.Add(child);
                    }
                    this.treeView2.Nodes.Add(anime);
                }
            }
        }

        /// <summary>
        /// 初始化右侧树形菜单数据
        /// </summary>
        private void InitializeRightTreeData()
        {
            this.collection = this.appWorkspace.ToolBar.MainMenu.Items;
            TreeNode anime = new TreeNode(PdnResources.GetString("Menu.menu.Text"));
            this.RecursiveData(collection, anime);
            anime.Expand();
            this.treeView1.Nodes.Add(anime);
        }

        /// <summary>
        /// 递归进行数据组织
        /// </summary>
        private void RecursiveData(ToolStripItemCollection collection, TreeNode anime)
        {
            //for (int i = 0; i < toolStripItemCollection.Count; i++)
            //{
            //    //排除掉最近打开的文件，或者可以用数字id判断更准确
            //    if (!toolStripItemCollection[i].Name.Equals("OpenRecent") && !toolStripItemCollection[i].Name.Equals("CameraSelection"))
            //    {
            //        if (toolStripItemCollection[i].GetType() != typeof(ToolStripSeparator) && ((PdnMenuItem)toolStripItemCollection[i]).CanShowInSenseShield)
            //        {
            //            TreeNode node = new TreeNode();
            //            node.Name = toolStripItemCollection[i].Name;
            //            node.Text = toolStripItemCollection[i].Text;
            //            node.Tag = ((PdnMenuItem)toolStripItemCollection[i]).MenuId;
            //            anime.Nodes.Add(node);
            //            RecursiveData(((PdnMenuItem)toolStripItemCollection[i]).DropDownItems, node);
            //        }
            //    }
            //}
            for (int i = 0; i < collection.Count; i++)
            {
                TreeNode node = new TreeNode(/*collection[i].Text*/);
                if (collection[i] is PdnMenuItem)
                {
                    PdnMenuItem item = (PdnMenuItem)collection[i];
                    if (!item.CanShowInSenseShield)
                        continue;
                    node.Tag = item.MenuId;
                    if (menuIdArr != null && menuIdArr.Length > 0)
                    {
                        if (Array.IndexOf(menuIdArr, item.MenuId.ToString()) != -1)
                        {
                            node.Name = collection[i].Name;
                            node.Text = collection[i].Text;
                            node.Tag = ((PdnMenuItem)collection[i]).MenuId;
                            node.Checked = true;
                        }
                        else
                        {
                            node.Checked = false;
                        }
                    }
                    if (node.Checked)
                    {
                        anime.Nodes.Add(node);
                    }
                    if (collection[i].Name.Equals("OpenRecent") || collection[i].Name.Equals("CameraSelection"))
                        continue;

                    RecursiveData(((PdnMenuItem)collection[i]).DropDownItems, node);
                }
            }
        }

        private void InitializeLanguageText()
        {

            this.Text = PdnResources.GetString("Menu.Setting.WorkFlowSetting.Text");

            this.groupBox1.Text = PdnResources.GetString("Menu.operation.text");
            this.button2.Text = PdnResources.GetString("Menu.File.Save.Text");
            this.button1.Text = PdnResources.GetString("Menu.Edit.Delete.Text");
            this.cancelBtn.Text = PdnResources.GetString("Menu.Rename.text");
            this.saveBtn.Text = PdnResources.GetString("Menu.Add.text");
            this.groupBox2.Text = PdnResources.GetString("Menu.Set.workprocess.Theworkflowismaintained.text");
            this.button3.Text = "< " + PdnResources.GetString("Menu.Addto.text");
            this.groupBox3.Text = PdnResources.GetString("Menu.Availablefunctions.text");
            this.button4.Text = PdnResources.GetString("Menu.Moveout.text") + " >";
            this.button5.Text = PdnResources.GetString("Menu.LabelAction.MoveUpAction.Text");
            this.button6.Text = PdnResources.GetString("Menu.LabelAction.MoveDownAction.Text");
        }

        private void InitializeComponent()
        {
            this.groupBox1 = new System.Windows.Forms.GroupBox();
            this.button2 = new System.Windows.Forms.Button();
            this.button1 = new System.Windows.Forms.Button();
            this.cancelBtn = new System.Windows.Forms.Button();
            this.saveBtn = new System.Windows.Forms.Button();
            this.groupBox2 = new System.Windows.Forms.GroupBox();
            this.treeView2 = new System.Windows.Forms.TreeView();
            this.button3 = new System.Windows.Forms.Button();
            this.groupBox3 = new System.Windows.Forms.GroupBox();
            this.treeView1 = new System.Windows.Forms.TreeView();
            this.button4 = new System.Windows.Forms.Button();
            this.button5 = new System.Windows.Forms.Button();
            this.button6 = new System.Windows.Forms.Button();
            this.groupBox1.SuspendLayout();
            this.groupBox2.SuspendLayout();
            this.groupBox3.SuspendLayout();
            this.SuspendLayout();
            // 
            // groupBox1
            // 
            this.groupBox1.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left)
            | System.Windows.Forms.AnchorStyles.Right)));
            this.groupBox1.Controls.Add(this.button2);
            this.groupBox1.Controls.Add(this.button1);
            this.groupBox1.Controls.Add(this.cancelBtn);
            this.groupBox1.Controls.Add(this.saveBtn);
            this.groupBox1.Location = new System.Drawing.Point(12, 12);
            this.groupBox1.Name = "groupBox1";
            this.groupBox1.Size = new System.Drawing.Size(508, 58);
            this.groupBox1.TabIndex = 3;
            this.groupBox1.TabStop = false;
            this.groupBox1.Text = "操作";
            // 
            // button2
            // 
            this.button2.Location = new System.Drawing.Point(420, 19);
            this.button2.Name = "button2";
            this.button2.Size = new System.Drawing.Size(75, 23);
            this.button2.TabIndex = 3;
            this.button2.Text = "保存";
            this.button2.UseVisualStyleBackColor = true;
            this.button2.Click += new System.EventHandler(this.button2_Click);
            // 
            // button1
            // 
            this.button1.Location = new System.Drawing.Point(339, 19);
            this.button1.Name = "button1";
            this.button1.Size = new System.Drawing.Size(75, 23);
            this.button1.TabIndex = 2;
            this.button1.Text = "删除";
            this.button1.UseVisualStyleBackColor = true;
            this.button1.Click += new System.EventHandler(this.button1_Click);
            // 
            // cancelBtn
            // 
            this.cancelBtn.Anchor = System.Windows.Forms.AnchorStyles.Right;
            this.cancelBtn.Location = new System.Drawing.Point(258, 19);
            this.cancelBtn.Name = "cancelBtn";
            this.cancelBtn.Size = new System.Drawing.Size(75, 23);
            this.cancelBtn.TabIndex = 1;
            this.cancelBtn.Text = "重命名";
            this.cancelBtn.UseVisualStyleBackColor = true;
            this.cancelBtn.Click += new System.EventHandler(this.cancelBtn_Click);
            // 
            // saveBtn
            // 
            this.saveBtn.Anchor = System.Windows.Forms.AnchorStyles.Right;
            this.saveBtn.Location = new System.Drawing.Point(177, 19);
            this.saveBtn.Name = "saveBtn";
            this.saveBtn.Size = new System.Drawing.Size(75, 23);
            this.saveBtn.TabIndex = 0;
            this.saveBtn.Text = "新增";
            this.saveBtn.UseVisualStyleBackColor = true;
            this.saveBtn.Click += new System.EventHandler(this.saveBtn_Click);
            // 
            // groupBox2
            // 
            this.groupBox2.Controls.Add(this.treeView2);
            this.groupBox2.Location = new System.Drawing.Point(13, 77);
            this.groupBox2.Name = "groupBox2";
            this.groupBox2.Size = new System.Drawing.Size(200, 483);
            this.groupBox2.TabIndex = 4;
            this.groupBox2.TabStop = false;
            this.groupBox2.Text = "已维护工作流程";
            // 
            // treeView2
            // 
            this.treeView2.Location = new System.Drawing.Point(7, 21);
            this.treeView2.Name = "treeView2";
            this.treeView2.Size = new System.Drawing.Size(187, 456);
            this.treeView2.TabIndex = 0;
            this.treeView2.MouseDown += new System.Windows.Forms.MouseEventHandler(this.treeView2_MouseDown);
            // 
            // button3
            // 
            this.button3.Location = new System.Drawing.Point(230, 100);
            this.button3.Name = "button3";
            this.button3.Size = new System.Drawing.Size(75, 23);
            this.button3.TabIndex = 5;
            this.button3.Text = "添加";
            this.button3.UseVisualStyleBackColor = true;
            this.button3.Click += new System.EventHandler(this.button3_Click);
            // 
            // groupBox3
            // 
            this.groupBox3.Controls.Add(this.treeView1);
            this.groupBox3.Location = new System.Drawing.Point(320, 77);
            this.groupBox3.Name = "groupBox3";
            this.groupBox3.Size = new System.Drawing.Size(200, 483);
            this.groupBox3.TabIndex = 6;
            this.groupBox3.TabStop = false;
            this.groupBox3.Text = "可用功能";
            // 
            // treeView1
            // 
            this.treeView1.Location = new System.Drawing.Point(7, 21);
            this.treeView1.Name = "treeView1";
            this.treeView1.Size = new System.Drawing.Size(187, 456);
            this.treeView1.TabIndex = 0;
            this.treeView1.MouseDown += new System.Windows.Forms.MouseEventHandler(this.treeView1_MouseDown);
            // 
            // button4
            // 
            this.button4.Location = new System.Drawing.Point(230, 130);
            this.button4.Name = "button4";
            this.button4.Size = new System.Drawing.Size(75, 23);
            this.button4.TabIndex = 7;
            this.button4.Text = "移出";
            this.button4.UseVisualStyleBackColor = true;
            this.button4.Click += new System.EventHandler(this.button4_Click);
            // 
            // button5
            // 
            this.button5.Location = new System.Drawing.Point(230, 160);
            this.button5.Name = "button5";
            this.button5.Size = new System.Drawing.Size(75, 23);
            this.button5.TabIndex = 8;
            this.button5.Text = "向上移动";
            this.button5.UseVisualStyleBackColor = true;
            this.button5.Click += new System.EventHandler(this.button5_Click);
            // 
            // button6
            // 
            this.button6.Location = new System.Drawing.Point(230, 190);
            this.button6.Name = "button6";
            this.button6.Size = new System.Drawing.Size(75, 23);
            this.button6.TabIndex = 9;
            this.button6.Text = "向下移动";
            this.button6.UseVisualStyleBackColor = true;
            this.button6.Click += new System.EventHandler(this.button6_Click);
            // 
            // WorkFlowSettingDialog
            // 
            this.AutoScaleDimensions = new System.Drawing.SizeF(96F, 96F);
            this.ClientSize = new System.Drawing.Size(533, 572);
            this.Controls.Add(this.button6);
            this.Controls.Add(this.button5);
            this.Controls.Add(this.button4);
            this.Controls.Add(this.groupBox3);
            this.Controls.Add(this.button3);
            this.Controls.Add(this.groupBox2);
            this.Controls.Add(this.groupBox1);
            this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle;
            this.MaximizeBox = false;
            this.MinimizeBox = false;
            this.Name = "WorkFlowSettingDialog";
            this.Text = "工作流程";
            this.Controls.SetChildIndex(this.groupBox1, 0);
            this.Controls.SetChildIndex(this.groupBox2, 0);
            this.Controls.SetChildIndex(this.button3, 0);
            this.Controls.SetChildIndex(this.groupBox3, 0);
            this.Controls.SetChildIndex(this.button4, 0);
            this.Controls.SetChildIndex(this.button5, 0);
            this.Controls.SetChildIndex(this.button6, 0);
            this.groupBox1.ResumeLayout(false);
            this.groupBox2.ResumeLayout(false);
            this.groupBox3.ResumeLayout(false);
            this.ResumeLayout(false);

        }

        /// <summary>
        /// 新建
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void saveBtn_Click(object sender, EventArgs e)
        {
            create = true;
            createNameDialog = new CreateNameDialog(this);
            createNameDialog.StartPosition = FormStartPosition.CenterParent;
            createNameDialog.ShowDialog();
        }

        /// <summary>
        /// 重命名
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void cancelBtn_Click(object sender, EventArgs e)
        {
            if (this.treeView2.SelectedNode != null)
            {
                create = false;
                createNameDialog = new CreateNameDialog(this);
                createNameDialog.SetTextBoxValue(this.treeView2.SelectedNode.Text);
                createNameDialog.StartPosition = FormStartPosition.CenterParent;
                createNameDialog.ShowDialog();
            }
            else
                MessageBox.Show(PdnResources.GetString("Menu.leaseselectaworkflowthathasbeenma.Text"));
        }

        /// <summary>
        /// 删除
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button1_Click(object sender, EventArgs e)
        {
            if (this.treeView2.SelectedNode != null)
            {
                if (MessageBox.Show(PdnResources.GetString("Menu.reyousureyouwanttodeletetheselectedwo.Text") + "？", PdnResources.GetString("Menu.Thisdeletioncannotberecovered.text"), MessageBoxButtons.YesNo) == DialogResult.Yes)
                {
                    this.treeView2.Nodes.Remove(this.treeView2.SelectedNode);
                }
            }
            else
                MessageBox.Show(PdnResources.GetString("Menu.erearenomaintainedworkflowstodel.Text"));
        }

        /// <summary>
        /// 保存
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button2_Click(object sender, EventArgs e)
        {
            workFlowModel.Flows.Clear();
            for (int i = 0; i < this.treeView2.Nodes.Count; i++)
            {
                WorkFlowModel.Flow flow = new WorkFlowModel.Flow();
                flow.Menus = new List<WorkFlowModel.Flow.Item>();
                flow.Name = this.treeView2.Nodes[i].Text;
                if (this.treeView2.Nodes[i].Nodes.Count > 0)
                {
                    for (int j = 0; j < this.treeView2.Nodes[i].Nodes.Count; j++)
                    {
                        WorkFlowModel.Flow.Item item = new WorkFlowModel.Flow.Item();
                        item.Id = (int)(this.treeView2.Nodes[i].Nodes[j].Tag);
                        item.Name = this.treeView2.Nodes[i].Nodes[j].Text;
                        item.Description = this.treeView2.Nodes[i].Nodes[j].Name;
                        flow.Menus.Add(item);
                    }
                }
                workFlowModel.Flows.Add(flow);
            }

            string userInfoXml = XmlSerializeHelper.XmlSerialize<WorkFlowModel>(workFlowModel);
            string filePath = Application.StartupPath + "\\Config\\" + Startup.instance.SettingPrefix + "\\WorkFlow.xml";
            if (FileOperationHelper.WriteStringToFile(userInfoXml, filePath, FileMode.Create))
            {
                Startup.instance.workFlowModel = workFlowModel;
                if (this.appWorkspace.workFlowDialog != null)
                {
                    this.appWorkspace.workFlowDialog.InitializeWorkFlow();
                }
                this.Close();
            }
            else
            {
                MessageBox.Show(PdnResources.GetString("Menu.Workflowsavefailed.Text"));
            }
        }

        /// <summary>
        /// 获取新建窗口里面输入的名称
        /// </summary>
        /// <param name="name"></param>
        public override void GetCreateName(string name)
        {
            if (!name.Equals(""))
            {
                if (create)  //新增
                {
                    this.treeView2.Nodes.Add(new TreeNode(name));
                }
                else        //重命名
                {
                    if (this.treeView2.SelectedNode != null)
                    {
                        this.treeView2.SelectedNode.Text = name;
                    }
                }
                createNameDialog.Close();
            }
            else
            {
                MessageBox.Show(PdnResources.GetString("Menu.leaseenterworkflowname.Text"));
            }
        }

        /// <summary>
        /// 添加
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button3_Click(object sender, EventArgs e)
        {
            if (this.treeView1.SelectedNode != null && this.treeView2.SelectedNode != null)
            {
                TreeNode child = new TreeNode();
                child.Text = this.treeView1.SelectedNode.Text;//显示的名称 多语言
                child.Name = this.treeView1.SelectedNode.Name;//唯一标识 英文
                child.Tag = this.treeView1.SelectedNode.Tag;//唯一标识 数字
                this.treeView2.SelectedNode.Nodes.Add(child);
            }
        }

        /// <summary>
        /// 移出
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button4_Click(object sender, EventArgs e)
        {
            if (this.treeView2.SelectedNode != null)
            {
                this.treeView2.Nodes.Remove(this.treeView2.SelectedNode);
                this.treeView2.Refresh();
            }
        }

        /// <summary>
        /// 向上移动
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button5_Click(object sender, EventArgs e)
        {
            if (this.treeView2.SelectedNode != null)
            {
                if (this.treeView2.SelectedNode.Parent != null)
                {
                    int index = this.treeView2.SelectedNode.Parent.Nodes.IndexOf(this.treeView2.SelectedNode);
                    if (index > 0)
                    {
                        TreeNode prenode = (TreeNode)this.treeView2.SelectedNode.PrevNode.Clone();
                        this.treeView2.SelectedNode.Parent.Nodes.Insert(index + 1, prenode);
                        this.treeView2.Nodes.Remove(this.treeView2.SelectedNode.PrevNode);
                    }
                }
                else
                {
                    int index = this.treeView2.Nodes.IndexOf(this.treeView2.SelectedNode);
                    if (index > 0)
                    {
                        TreeNode prenode = (TreeNode)this.treeView2.SelectedNode.PrevNode.Clone();
                        this.treeView2.Nodes.Insert(index + 1, prenode);
                        this.treeView2.Nodes.Remove(this.treeView2.SelectedNode.PrevNode);
                    }
                }
                this.treeView2.Refresh();
            }
        }

        /// <summary>
        /// 向下移动
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void button6_Click(object sender, EventArgs e)
        {
            if (this.treeView2.SelectedNode != null)
            {
                if (this.treeView2.SelectedNode.Parent != null)
                {
                    int index = this.treeView2.SelectedNode.Parent.Nodes.IndexOf(this.treeView2.SelectedNode);
                    if (index < this.treeView2.SelectedNode.Parent.Nodes.Count - 1)
                    {
                        TreeNode prenode = (TreeNode)this.treeView2.SelectedNode.NextNode.Clone();
                        this.treeView2.SelectedNode.Parent.Nodes.Insert(index, prenode);
                        this.treeView2.Nodes.Remove(this.treeView2.SelectedNode.NextNode);
                    }
                }
                else
                {
                    int index = this.treeView2.Nodes.IndexOf(this.treeView2.SelectedNode);
                    if (index < this.treeView2.Nodes.Count - 1)
                    {
                        TreeNode prenode = (TreeNode)this.treeView2.SelectedNode.NextNode.Clone();
                        this.treeView2.Nodes.Insert(index, prenode);
                        this.treeView2.Nodes.Remove(this.treeView2.SelectedNode.NextNode);
                    }
                }
                this.treeView2.Refresh();
            }
        }

        /// <summary>
        /// 左侧工作流程鼠标按下事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void treeView2_MouseDown(object sender, MouseEventArgs e)
        {
            if ((sender as TreeView) != null)
            {
                this.treeView2.SelectedNode = this.treeView2.GetNodeAt(e.X, e.Y);
                this.treeView2.Refresh();
            }
        }

        /// <summary>
        /// 右侧功能列表鼠标按下事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void treeView1_MouseDown(object sender, MouseEventArgs e)
        {
            if ((sender as TreeView) != null)
            {
                this.treeView1.SelectedNode = this.treeView1.GetNodeAt(e.X, e.Y);
                this.treeView1.Refresh();
            }
        }
    }
}