posctrl.cs

KTDictSeg 简介: KTDictSeg 是由KaiToo搜索开发的一款基于字典的简单中英文分词算法 * 主要功能: 中英文分词

using System;
using System.Collections;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Text;
using System.Windows.Forms;
using KTDictSeg;

namespace PosDisplayCtrl
{
    public partial class PosCtrl : UserControl
    {
        const int POS_PER_LINE = 4;
        const int POS_TOP = 0;
        const int POS_LEFT = 0;
        const int POS_WIDTH = 120;
        const int POS_HIGHT = 30;

        Hashtable m_PosTable = new Hashtable();
        int m_Pos = 0;

        public int Pos
        {
            get
            {
                RefreshPos();
                return m_Pos;
            }

            set
            {
                m_Pos = value;
                Display();
            }
        }


        private void CreatePosCheckBox()
        {
            int pos = 0x40000000;
            this.Width = POS_PER_LINE * POS_WIDTH;
            this.Height = POS_HIGHT * (32 / POS_PER_LINE + 1);

            int j = POS_TOP;
            for (int i = 0; i < 31; i++)
            {
                if (i % POS_PER_LINE == 0)
                {
                    j += POS_HIGHT;
                }

                if (pos == 1)
                {
                    pos = 0;
                }

                T_POS tPos = (T_POS)pos;
                CheckBox checkBoxPos = new CheckBox();
                checkBoxPos.CheckedChanged += new EventHandler(checkBox_CheckedChanged);
                m_PosTable[tPos] = checkBoxPos;
                checkBoxPos.Tag = tPos;
                checkBoxPos.Parent = this;
                checkBoxPos.Name = tPos.ToString();
                checkBoxPos.Text = CPOS.GetChsPos(tPos);

                checkBoxPos.Top = j;
                checkBoxPos.Width = POS_WIDTH;
                checkBoxPos.Left = POS_LEFT + POS_WIDTH * (i % POS_PER_LINE);
                pos >>= 1;
            }
        }

        private void checkBox_CheckedChanged(object sender, EventArgs e)
        {

            CheckBox checkBox = (CheckBox)sender;

            if (checkBox.Checked)
            {
                checkBox.ForeColor = Color.Red;

                CheckBox posCheckBox = (CheckBox)m_PosTable[(T_POS)0];

                if ((T_POS)checkBox.Tag == T_POS.POS_UNK)
                {
                    foreach (object key in m_PosTable.Keys)
                    {
                        posCheckBox = (CheckBox)m_PosTable[key];

                        if ((T_POS)posCheckBox.Tag == T_POS.POS_UNK)
                        {
                            continue;
                        }

                        posCheckBox.Checked = false;
                    }
                }
                else
                {
                    posCheckBox.Checked = false;
                }
            }
            else
            {
                checkBox.ForeColor = Color.Black;
            }

        }

        private void RefreshPos()
        {
            CheckBox posCheckBox;

            posCheckBox = (CheckBox)m_PosTable[(T_POS)0];
            m_Pos = 0;

            int pos = 0x40000000;

            for (int i = 0; i < 30; i++)
            {
                T_POS tPos = (T_POS)pos;
                posCheckBox = (CheckBox)m_PosTable[tPos];

                if (posCheckBox.Checked)
                {
                    m_Pos |= pos;
                }

                pos >>= 1;
            }
        }

        private void Display()
        {
            CheckBox posCheckBox;

            posCheckBox = (CheckBox)m_PosTable[(T_POS)0];

            if (m_Pos == 0)
            {
                foreach(object key in m_PosTable.Keys)
                {
                    ((CheckBox)m_PosTable[key]).Checked = false;
                }

                posCheckBox = (CheckBox)m_PosTable[(T_POS)0];
                posCheckBox.Checked = true;
                return;
            }
            else
            {
                posCheckBox.Checked = false;
            }

            int pos = 0x40000000;

            for (int i = 0; i < 30; i++)
            {
                T_POS tPos = (T_POS)pos;
                posCheckBox = (CheckBox)m_PosTable[tPos];

                if ((m_Pos & pos) != 0)
                {
                    posCheckBox.Checked = true;
                }
                else
                {
                    posCheckBox.Checked = false;
                }

                pos >>= 1;
            }
        }

        public PosCtrl()
        {
            InitializeComponent();

            CreatePosCheckBox();

            Display();
        }
    }
}