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Language:C,C++,.NET Framework(C#)
Thinking:Design Pattern,Algorithm,WPF,Windows Internals
Database:SQLServer,Oracle,MySQL,PostSQL
IT:MCITP,Exchange,Lync,Virtualization,CCNP

导航

将对象存入HashTable，然后读取

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;

namespace chapter11_DEMO
{
    struct Employee
    {
        public string name;
        public int         age;
        public string address;
        public decimal salary;
    }
    /// <summary>
    /// EmployeeManager 的摘要说明。
    /// </summary>
    public class EmployeeManager : System.Windows.Forms.Form
    {
        private System.Windows.Forms.ListBox lstID;
        private System.Windows.Forms.Label label1;
        private System.Windows.Forms.Label label2;
        private System.Windows.Forms.Label label3;
        private System.Windows.Forms.Label label4;
        private System.Windows.Forms.TextBox txtName;
        private System.Windows.Forms.TextBox txtAge;
        private System.Windows.Forms.TextBox txtAddress;
        private System.Windows.Forms.TextBox txtSalary;
        private System.Windows.Forms.Button btnInital;
        /// <summary>
        /// 必需的设计器变量。
        /// </summary>
        private System.ComponentModel.Container components = null;

        public EmployeeManager()
        {
            //
            // Windows 窗体设计器支持所必需的
            //
            InitializeComponent();

            //
            // TODO: 在 InitializeComponent 调用后添加任何构造函数代码
            //
        }

        /// <summary>
        /// 清理所有正在使用的资源。
        /// </summary>
        protected override void Dispose( bool disposing )
        {
            if( disposing )
            {
                if(components != null)
                {
                    components.Dispose();
                }
            }
            base.Dispose( disposing );
        }

        Windows 窗体设计器生成的代码
        private Hashtable ht=new Hashtable();//

        private void btnInital_Click(object sender, System.EventArgs e)
        {
            Employee[] em=new Employee[2];
            em[0].name="xumh";
            em[0].age=30;
            em[0].address="yantai";
            em[0].salary=10000.98m;

            em[1].name="xuzh";
            em[1].age=2;
            em[1].address="yantai";
            em[1].salary=-1000m;
            ht.Add("001",em[0]);
            ht.Add("002",em[1]);
            //
            lstID.Items.Add("001");
            lstID.Items.Add("002");
        }

        private void lstID_SelectedIndexChanged(object sender, System.EventArgs e)
        {
            string strKey=lstID.SelectedItem.ToString();
            Employee em=(Employee)ht[strKey];
            txtName.Text = em.name;
            txtAddress.Text=em.address;
            txtAge.Text = em.age.ToString();
            txtSalary.Text =em.salary.ToString();
        }
    }
}

posted on 2007-11-30 15:15  许明会  阅读(284)  评论(0)    收藏  举报