history.cs

C#制作的小型图书馆管理系统

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

namespace 图书馆管理系统客户端
{
	/// <summary>
	/// History 的摘要说明。
	/// </summary>
	public class History : System.Windows.Forms.Form
	{
		private CurrencyManager cmOrders;

		private System.Windows.Forms.DataGrid dataGrid1;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.TextBox txt9;
		private System.Data.SqlClient.SqlDataAdapter da1;
		private System.Data.SqlClient.SqlConnection sqlConnection1;
		private 图书馆管理系统客户端.DataSet2 dataSet21;
		private System.Windows.Forms.Button btnSearch;
		private System.Data.SqlClient.SqlCommand sqlSelectCommand1;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

		public History()
		{
			//
			// 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 );
		}

		#region Windows 窗体设计器生成的代码
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{
			System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(History));
			this.dataGrid1 = new System.Windows.Forms.DataGrid();
			this.dataSet21 = new 图书馆管理系统客户端.DataSet2();
			this.txt9 = new System.Windows.Forms.TextBox();
			this.label1 = new System.Windows.Forms.Label();
			this.da1 = new System.Data.SqlClient.SqlDataAdapter();
			this.sqlSelectCommand1 = new System.Data.SqlClient.SqlCommand();
			this.sqlConnection1 = new System.Data.SqlClient.SqlConnection();
			this.btnSearch = new System.Windows.Forms.Button();
			((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).BeginInit();
			((System.ComponentModel.ISupportInitialize)(this.dataSet21)).BeginInit();
			this.SuspendLayout();
			// 
			// dataGrid1
			// 
			this.dataGrid1.CaptionVisible = false;
			this.dataGrid1.DataMember = "读者借阅";
			this.dataGrid1.DataSource = this.dataSet21;
			this.dataGrid1.HeaderForeColor = System.Drawing.SystemColors.ControlText;
			this.dataGrid1.Location = new System.Drawing.Point(0, 64);
			this.dataGrid1.Name = "dataGrid1";
			this.dataGrid1.ReadOnly = true;
			this.dataGrid1.Size = new System.Drawing.Size(608, 312);
			this.dataGrid1.TabIndex = 0;
			// 
			// dataSet21
			// 
			this.dataSet21.DataSetName = "DataSet2";
			this.dataSet21.Locale = new System.Globalization.CultureInfo("zh-CN");
			// 
			// txt9
			// 
			this.txt9.Location = new System.Drawing.Point(200, 24);
			this.txt9.Name = "txt9";
			this.txt9.TabIndex = 1;
			this.txt9.Text = "";
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(16, 24);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(168, 23);
			this.label1.TabIndex = 2;
			this.label1.Text = "你的证号(去掉证号前面的0）";
			this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// da1
			// 
			this.da1.SelectCommand = this.sqlSelectCommand1;
			this.da1.TableMappings.AddRange(new System.Data.Common.DataTableMapping[] {
																						  new System.Data.Common.DataTableMapping("Table", "读者借阅", new System.Data.Common.DataColumnMapping[] {
																																																  new System.Data.Common.DataColumnMapping("书号", "书号"),
																																																  new System.Data.Common.DataColumnMapping("书名", "书名"),
																																																  new System.Data.Common.DataColumnMapping("借阅时间", "借阅时间"),
																																																  new System.Data.Common.DataColumnMapping("应还时间", "应还时间"),
																																																  new System.Data.Common.DataColumnMapping("状态", "状态")})});
			// 
			// sqlSelectCommand1
			// 
			this.sqlSelectCommand1.CommandText = "SELECT 书号, 书名, 借阅时间, 应还时间, 状态 FROM 读者借阅 WHERE (证号 LIKE @Param2)";
			this.sqlSelectCommand1.Connection = this.sqlConnection1;
			this.sqlSelectCommand1.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Param2", System.Data.SqlDbType.VarChar, 10, "证号"));
			// 
			// sqlConnection1
			// 
			this.sqlConnection1.ConnectionString = "workstation id=YXK;packet size=4096;integrated security=SSPI;data source=YXK;pers" +
				"ist security info=False;initial catalog=library";
			// 
			// btnSearch
			// 
			this.btnSearch.Image = ((System.Drawing.Image)(resources.GetObject("btnSearch.Image")));
			this.btnSearch.ImageAlign = System.Drawing.ContentAlignment.BottomLeft;
			this.btnSearch.Location = new System.Drawing.Point(336, 24);
			this.btnSearch.Name = "btnSearch";
			this.btnSearch.Size = new System.Drawing.Size(64, 23);
			this.btnSearch.TabIndex = 3;
			this.btnSearch.Text = "搜索";
			this.btnSearch.TextAlign = System.Drawing.ContentAlignment.MiddleRight;
			this.btnSearch.Click += new System.EventHandler(this.btnSearch_Click);
			// 
			// History
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(528, 382);
			this.Controls.Add(this.btnSearch);
			this.Controls.Add(this.label1);
			this.Controls.Add(this.txt9);
			this.Controls.Add(this.dataGrid1);
			this.Icon = ((System.Drawing.Icon)(resources.GetObject("$this.Icon")));
			this.Name = "History";
			this.Text = "【读者借阅情况】";
			this.Load += new System.EventHandler(this.History_Load);
			((System.ComponentModel.ISupportInitialize)(this.dataGrid1)).EndInit();
			((System.ComponentModel.ISupportInitialize)(this.dataSet21)).EndInit();
			this.ResumeLayout(false);

		}
		#endregion

		private void History_Load(object sender, System.EventArgs e)
		{
			cmOrders=(CurrencyManager) BindingContext[dataSet21,"读者借阅"];
		}

		private void btnSearch_Click(object sender, System.EventArgs e)
		{
			if(txt9.Text!="")
				da1.SelectCommand.Parameters[0].Value="%"+txt9.Text+"%";		
			else
			{
				DialogResult dlg=MessageBox.Show("请输入证号","提示",MessageBoxButtons.OKCancel,MessageBoxIcon.Warning);
				if(dlg==DialogResult.OK)
				{			
					return;
				}			
			}
			dataSet21.读者借阅.Clear();
			da1.Fill(dataSet21);
		}
	}
}