using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Windows.Forms;

namespace AIMS.OremrUserControl
{

    public class UText : TextBox
    {
        private const int WM_PAINT = 15;

        private const int WM_CTLCOLOREDIT = 307;

        private const int WM_SETFOCUS = 7;

        private IContainer components = null;

        private CheckedListBox checkedListBox1 = null;

        private TextBox textBox1;

        private Button button1;

        private Button button2;

        private string dictionaryKey = "";

        private bool isUpdateDictionary = false;

        private bool isFindDictionray = false;

        public bool IsFindDictionray
        {
            get
            {
                return isFindDictionray;
            }
            set
            {
                isFindDictionray = value;
            }
        }

        public string DictionaryKey
        {
            get
            {
                return dictionaryKey;
            }
            set
            {
                dictionaryKey = value;
            }
        }

        public bool IsUpdateDictionary
        {
            get
            {
                return isUpdateDictionary;
            }
            set
            {
                isUpdateDictionary = value;
            }
        }
          

        public CheckedListBox GetListBox()
        {
            return checkedListBox1;
        }

        public TextBox GetTestBox()
        {
            return textBox1;
        }

        [DllImport("User32.dll")]
        public static extern IntPtr GetWindowDC(IntPtr hWnd);

        [DllImport("User32.dll")]
        public static extern int ReleaseDC(IntPtr hWnd, IntPtr hDC);

        public UText()
        {
            InitializeComponent();
            base.BorderStyle = BorderStyle.None;
            BackColor = SystemColors.Control;
            base.DoubleClick += this_DoubleClick;
            checkedListBox1 = new CheckedListBox();
            checkedListBox1.FormattingEnabled = true;
            checkedListBox1.HorizontalScrollbar = true;
            checkedListBox1.ScrollAlwaysVisible = true;
            checkedListBox1.Items.AddRange(new object[0]);
            checkedListBox1.Name = "checkedListBox1";
            checkedListBox1.TabIndex = 6;
            checkedListBox1.CheckOnClick = true;
            textBox1 = new TextBox();
            textBox1.Name = "textBox1";
            textBox1.TabIndex = 7;
            button2 = new Button();
            button2.Name = "button1";
            button2.TabIndex = 8;
            button2.Text = "确定";
            button2.UseVisualStyleBackColor = true;
            button2.Font = new Font("宋体", 9f);
            button2.Click += button2_Click;
            button1 = new Button();
            button1.Name = "button1";
            button1.TabIndex = 8;
            button1.Text = "+";
            button1.UseVisualStyleBackColor = true;
            button1.Font = new Font("宋体", 13f);
            button1.Click += button_Click;
            contVisible(isVisible: false);
        }

        private void button_Click(object sender, EventArgs e)
        { 
        }

        protected override void WndProc(ref Message m)
        {
            base.WndProc(ref m);
            int msg = m.Msg;
            if (msg != 15 && msg != 307)
            {
                return;
            }

            IntPtr windowDC = GetWindowDC(base.Handle);
            if (windowDC.ToInt32() != 0)
            {
                Graphics g = Graphics.FromHdc(windowDC);
                drawBottomLine(g);
            }

            m.Result = IntPtr.Zero;
            ReleaseDC(m.HWnd, windowDC);
        }

        private void drawBottomLine(Graphics g)
        {
            Pen pen = new Pen(BackColor, 2f);
            g.DrawRectangle(pen, -1, -1, base.Width, base.Height);
            pen = new Pen(Color.FromArgb(0, 0, 0), 1f);
            g.DrawLine(pen, 0, base.Height - 1, base.Width, base.Height - 1);
            base.Parent.Controls.Add(button2);
            button2.Location = new Point(base.Left + base.Width - 46, base.Top + base.Height + 2);
            button2.Size = new Size(47, 26);
            button2.BringToFront();
            base.Parent.Controls.Add(checkedListBox1);
            checkedListBox1.Size = new Size(base.Width, 176);
            checkedListBox1.Location = new Point(base.Left, base.Top + base.Height + textBox1.Height + 2);
            checkedListBox1.BringToFront();
            base.Parent.Controls.Add(textBox1);
            textBox1.Location = new Point(base.Left, base.Top + base.Height + 2);
            textBox1.Size = new Size(base.Width - 67, 21);
            textBox1.BringToFront();
            base.Parent.Controls.Add(button1);
            button1.Location = new Point(textBox1.Left + textBox1.Width, base.Top + base.Height + 2);
            button1.Size = new Size(23, 26);
            button1.BringToFront();
        }

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

            base.Dispose(disposing);
        }

        private void InitializeComponent()
        {
            components = new System.ComponentModel.Container();
        }

        private void this_DoubleClick(object sender, EventArgs e)
        {
            if (IsFindDictionray && !checkedListBox1.Visible)
            {
                contVisible(isVisible: true); 
            }
        }

        private void button2_Click(object sender, EventArgs e)
        {
            string text = "";
            for (int i = 0; i < checkedListBox1.Items.Count; i++)
            {
                if (checkedListBox1.GetItemChecked(i))
                {
                    text = text + checkedListBox1.GetItemText(checkedListBox1.Items[i]) + "\u3000";
                }
            }

            base.Text += text;
            contVisible(isVisible: false);
        }

        private void contVisible(bool isVisible)
        {
            checkedListBox1.Visible = isVisible;
            textBox1.Visible = isVisible;
            button1.Visible = isVisible;
            button2.Visible = isVisible;
        }
    }
}