namespace Easychart.Finance.Win
{
    using Easychart.Finance;
    using System;
    using System.ComponentModel;
    using System.Drawing;
    using System.Reflection;
    using System.Resources;
    using System.Windows.Forms;

    [ToolboxItem(false)]
    public class SelectMethod : Form
    {
        private Button btnCancel;
        private Button btnOK;
        private IContainer components;
        private ImageList ilMethod;
        private Label lDescription;
        private Label lName;
        private Label lParam;
        private Panel pnRight;
        private string Result;
        private Splitter spLeft;
        private TreeView tvMethod;

        public SelectMethod()
        {
            this.InitializeComponent();
        }

        private void btnOK_Click(object sender, EventArgs e)
        {
            this.Result = null;
            TreeNode selectedNode = this.tvMethod.SelectedNode;
            if ((selectedNode != null) && (selectedNode.Tag != null))
            {
                MemberInfo tag = (MemberInfo) selectedNode.Tag;
                this.Result = tag.Name + this.GetParam(tag);
            }
        }

        protected override void Dispose(bool disposing)
        {
            if (disposing && (this.components != null))
            {
                this.components.Dispose();
            }
            base.Dispose(disposing);
        }

        private string GetParam(MemberInfo mi)
        {
            string str = "";
            if (!(mi is MethodInfo))
            {
                return str;
            }
            ParameterInfo[] parameters = (mi as MethodInfo).GetParameters();
            for (int i = 0; i < parameters.Length; i++)
            {
                if (str != "")
                {
                    str = str + ",";
                }
                str = str + parameters[i].Name;
            }
            return ("(" + str + ")");
        }

        private string GetParamDesc(MemberInfo mi)
        {
            string str = "";
            if (mi is MethodInfo)
            {
                ParameterInfo[] parameters = (mi as MethodInfo).GetParameters();
                for (int i = 0; i < parameters.Length; i++)
                {
                    string str3 = str;
                    str = str3 + parameters[i].Name + "\t:" + this.ReplaceType(parameters[i].ParameterType) + "\r\n";
                }
            }
            return str;
        }

        private void InitializeComponent()
        {
            this.components = new Container();
            ResourceManager manager = new ResourceManager(typeof(SelectMethod));
            this.tvMethod = new TreeView();
            this.ilMethod = new ImageList(this.components);
            this.spLeft = new Splitter();
            this.pnRight = new Panel();
            this.lParam = new Label();
            this.lDescription = new Label();
            this.lName = new Label();
            this.btnCancel = new Button();
            this.btnOK = new Button();
            this.pnRight.SuspendLayout();
            base.SuspendLayout();
            this.tvMethod.BorderStyle = BorderStyle.FixedSingle;
            this.tvMethod.Dock = DockStyle.Left;
            this.tvMethod.FullRowSelect = true;
            this.tvMethod.HideSelection = false;
            this.tvMethod.ImageList = this.ilMethod;
            this.tvMethod.Location = new Point(0, 0);
            this.tvMethod.Name = "tvMethod";
            this.tvMethod.Size = new Size(360, 0x1ad);
            this.tvMethod.TabIndex = 4;
            this.tvMethod.DoubleClick += new EventHandler(this.tvMethod_DoubleClick);
            this.tvMethod.AfterSelect += new TreeViewEventHandler(this.tvMethod_AfterSelect);
            this.ilMethod.ImageSize = new Size(0x10, 0x10);
            this.ilMethod.ImageStream = (ImageListStreamer) manager.GetObject("ilMethod.ImageStream");
            this.ilMethod.TransparentColor = Color.Transparent;
            this.spLeft.Location = new Point(360, 0);
            this.spLeft.Name = "spLeft";
            this.spLeft.Size = new Size(3, 0x1ad);
            this.spLeft.TabIndex = 5;
            this.spLeft.TabStop = false;
            this.pnRight.Controls.Add(this.lParam);
            this.pnRight.Controls.Add(this.lDescription);
            this.pnRight.Controls.Add(this.lName);
            this.pnRight.Controls.Add(this.btnCancel);
            this.pnRight.Controls.Add(this.btnOK);
            this.pnRight.Dock = DockStyle.Fill;
            this.pnRight.Location = new Point(0x16b, 0);
            this.pnRight.Name = "pnRight";
            this.pnRight.Size = new Size(0xf5, 0x1ad);
            this.pnRight.TabIndex = 6;
            this.lParam.ForeColor = Color.FromArgb(0xc0, 0x40, 0);
            this.lParam.Location = new Point(0x10, 0xd0);
            this.lParam.Name = "lParam";
            this.lParam.Size = new Size(0xd8, 120);
            this.lParam.TabIndex = 4;
            this.lParam.Text = "Param";
            this.lDescription.ForeColor = Color.Blue;
            this.lDescription.Location = new Point(0x10, 0x38);
            this.lDescription.Name = "lDescription";
            this.lDescription.Size = new Size(0xd8, 0x88);
            this.lDescription.TabIndex = 3;
            this.lDescription.Text = "Description";
            this.lName.AutoSize = true;
            this.lName.Location = new Point(0x10, 0x18);
            this.lName.Name = "lName";
            this.lName.Size = new Size(0x26, 0x11);
            this.lName.TabIndex = 2;
            this.lName.Text = "Name";
            this.btnCancel.Anchor = AnchorStyles.Right | AnchorStyles.Bottom;
            this.btnCancel.DialogResult = System.Windows.Forms.DialogResult.Cancel;
            this.btnCancel.Location = new Point(0x98, 0x180);
            this.btnCancel.Name = "btnCancel";
            this.btnCancel.TabIndex = 1;
            this.btnCancel.Text = "Cancel";
            this.btnOK.Anchor = AnchorStyles.Right | AnchorStyles.Bottom;
            this.btnOK.DialogResult = System.Windows.Forms.DialogResult.OK;
            this.btnOK.Location = new Point(0x40, 0x180);
            this.btnOK.Name = "btnOK";
            this.btnOK.TabIndex = 0;
            this.btnOK.Text = "OK";
            this.btnOK.Click += new EventHandler(this.btnOK_Click);
            base.AcceptButton = this.btnOK;
            this.AutoScaleBaseSize = new Size(6, 14);
            base.CancelButton = this.btnCancel;
            base.ClientSize = new Size(0x260, 0x1ad);
            base.Controls.Add(this.pnRight);
            base.Controls.Add(this.spLeft);
            base.Controls.Add(this.tvMethod);
            this.Font = new Font("Verdana", 8.5f);
            base.MinimumSize = new Size(500, 400);
            base.Name = "SelectMethod";
            base.StartPosition = FormStartPosition.CenterScreen;
            this.Text = "Select Method";
            base.Load += new EventHandler(this.SelectMethod_Load);
            this.pnRight.ResumeLayout(false);
            base.ResumeLayout(false);
        }

        private void RefreshTree()
        {
            this.tvMethod.BeginUpdate();
            try
            {
                this.tvMethod.Nodes.Clear();
                this.tvMethod.Nodes.Add("Root");
                MemberInfo[] allMembers = FormulaBase.GetAllMembers();
                for (int i = 0; i < allMembers.Length; i++)
                {
                    object[] customAttributes = allMembers[i].GetCustomAttributes(false);
                    TreeNode node = this.tvMethod.Nodes[0];
                    foreach (object obj2 in customAttributes)
                    {
                        if (!(obj2 is CategoryAttribute))
                        {
                            continue;
                        }
                        TreeNode node2 = null;
                        string category = (obj2 as CategoryAttribute).Category;
                        for (int j = 0; j < node.Nodes.Count; j++)
                        {
                            if (node.Nodes[j].Text == category)
                            {
                                node2 = node.Nodes[j];
                                break;
                            }
                        }
                        if (node2 == null)
                        {
                            node.Nodes.Add(node2 = new TreeNode(category, 0, 0));
                        }
                        TreeNode node3 = new TreeNode(allMembers[i].Name + this.GetParam(allMembers[i]), 1, 1);
                        node3.Tag = allMembers[i];
                        node2.Nodes.Add(node3);
                    }
                }
                this.tvMethod.Nodes[0].Expand();
            }
            finally
            {
                this.tvMethod.EndUpdate();
            }
        }

        private string ReplaceType(Type t)
        {
            if (t == typeof(FormulaData))
            {
                return "Data Array";
            }
            if ((t == typeof(double)) || (t == typeof(int)))
            {
                return "Number";
            }
            if (t == typeof(string))
            {
                return "string";
            }
            if (t == typeof(bool))
            {
                return "TRUE or FALSE";
            }
            return "";
        }

        public string Select(string Default)
        {
            if (base.ShowDialog() == DialogResult.OK)
            {
                return this.Result;
            }
            return null;
        }

        private void SelectMethod_Load(object sender, EventArgs e)
        {
            this.RefreshTree();
        }

        private void tvMethod_AfterSelect(object sender, TreeViewEventArgs e)
        {
            TreeNode selectedNode = this.tvMethod.SelectedNode;
            if ((selectedNode != null) && (selectedNode.Tag != null))
            {
                MemberInfo tag = (MemberInfo) selectedNode.Tag;
                object[] customAttributes = tag.GetCustomAttributes(typeof(DescriptionAttribute), false);
                this.lName.Text = tag.Name;
                this.lDescription.Text = (customAttributes[0] as DescriptionAttribute).Description;
                this.lParam.Text = this.GetParamDesc(tag);
            }
            else
            {
                this.lName.Text = "";
                this.lDescription.Text = "";
                this.lParam.Text = "";
            }
        }

        private void tvMethod_DoubleClick(object sender, EventArgs e)
        {
            TreeNode selectedNode = this.tvMethod.SelectedNode;
            if ((selectedNode != null) && (selectedNode.Tag != null))
            {
                this.btnOK.PerformClick();
            }
        }
    }
}