returnbooks.cs

图书馆信息管理系统 Library Information Management System

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

namespace Library
{
	/// <summary>
	/// ReturnBooks 的摘要说明。
	/// </summary>
	public class ReturnBooks : System.Windows.Forms.Form
	{
		private System.Windows.Forms.GroupBox groupBox3;
		private System.Windows.Forms.Label label15;
		private System.Windows.Forms.Label label10;
		private System.Windows.Forms.GroupBox groupBox2;
		private System.Windows.Forms.Label label9;
		private System.Windows.Forms.Label label8;
		private System.Windows.Forms.TextBox textBox6;
		private System.Windows.Forms.TextBox textBox5;
		private System.Windows.Forms.TextBox textBox4;
		private System.Windows.Forms.TextBox textBox3;
		private System.Windows.Forms.TextBox textBox2;
		private System.Windows.Forms.Label label7;
		private System.Windows.Forms.Label label6;
		private System.Windows.Forms.Label label5;
		private System.Windows.Forms.Label label4;
		private System.Windows.Forms.Label label3;
		private System.Windows.Forms.GroupBox groupBox5;
		private System.Windows.Forms.Button btnRefresh;
		private System.Windows.Forms.GroupBox groupBox4;
		private System.Windows.Forms.ListView listView1;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.GroupBox groupBox6;
		private System.Windows.Forms.TextBox textBox9;
		private System.Windows.Forms.TextBox textBox8;
		private System.Windows.Forms.Label label13;
		private System.Windows.Forms.Label label12;
		private System.Windows.Forms.Label label11;
		private System.Windows.Forms.Button btnForfeit;
		private System.Windows.Forms.Button btnClose;
		private System.Windows.Forms.TextBox textBox7;
		private System.Windows.Forms.TextBox textBox1;
		private System.Windows.Forms.GroupBox groupBox7;
		private System.Windows.Forms.Label label16;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.Label label14;
		private System.Windows.Forms.Label label17;
		private System.Windows.Forms.Label label18;
		private System.Windows.Forms.Label label19;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

		private SqlCommand cmd;
		private SqlDataReader dr;
		private string book_ID = "";
		private string r_ID = "";
		private int rc = 0;
		private System.Windows.Forms.Button btnReturn;//可以借阅量
		private int dc = 0;//可以借阅天数
		private bool isU = false;

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

			listView1.Columns.Add("条形码",60,HorizontalAlignment.Left);
			listView1.Columns.Add("图书名称",140,HorizontalAlignment.Left);
			listView1.Columns.Add("超期",40,HorizontalAlignment.Left);
			listView1.Columns.Add("ISBN",80,HorizontalAlignment.Left);
			listView1.Columns.Add("作者",120,HorizontalAlignment.Left);
			listView1.Columns.Add("单价",60,HorizontalAlignment.Left);
			listView1.Columns.Add("出版社",100,HorizontalAlignment.Left);
			listView1.Columns.Add("图书类型",100,HorizontalAlignment.Left);
		}

		/// <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()
		{
			this.groupBox3 = new System.Windows.Forms.GroupBox();
			this.textBox1 = new System.Windows.Forms.TextBox();
			this.label15 = new System.Windows.Forms.Label();
			this.label10 = new System.Windows.Forms.Label();
			this.groupBox2 = new System.Windows.Forms.GroupBox();
			this.label9 = new System.Windows.Forms.Label();
			this.label8 = new System.Windows.Forms.Label();
			this.textBox6 = new System.Windows.Forms.TextBox();
			this.textBox5 = new System.Windows.Forms.TextBox();
			this.textBox4 = new System.Windows.Forms.TextBox();
			this.textBox3 = new System.Windows.Forms.TextBox();
			this.textBox2 = new System.Windows.Forms.TextBox();
			this.label7 = new System.Windows.Forms.Label();
			this.label6 = new System.Windows.Forms.Label();
			this.label5 = new System.Windows.Forms.Label();
			this.label4 = new System.Windows.Forms.Label();
			this.label3 = new System.Windows.Forms.Label();
			this.groupBox5 = new System.Windows.Forms.GroupBox();
			this.btnForfeit = new System.Windows.Forms.Button();
			this.btnRefresh = new System.Windows.Forms.Button();
			this.btnClose = new System.Windows.Forms.Button();
			this.btnReturn = new System.Windows.Forms.Button();
			this.groupBox4 = new System.Windows.Forms.GroupBox();
			this.listView1 = new System.Windows.Forms.ListView();
			this.label1 = new System.Windows.Forms.Label();
			this.groupBox6 = new System.Windows.Forms.GroupBox();
			this.textBox7 = new System.Windows.Forms.TextBox();
			this.textBox9 = new System.Windows.Forms.TextBox();
			this.textBox8 = new System.Windows.Forms.TextBox();
			this.label13 = new System.Windows.Forms.Label();
			this.label12 = new System.Windows.Forms.Label();
			this.label11 = new System.Windows.Forms.Label();
			this.groupBox7 = new System.Windows.Forms.GroupBox();
			this.label19 = new System.Windows.Forms.Label();
			this.label18 = new System.Windows.Forms.Label();
			this.label17 = new System.Windows.Forms.Label();
			this.label14 = new System.Windows.Forms.Label();
			this.label2 = new System.Windows.Forms.Label();
			this.label16 = new System.Windows.Forms.Label();
			this.groupBox3.SuspendLayout();
			this.groupBox2.SuspendLayout();
			this.groupBox5.SuspendLayout();
			this.groupBox4.SuspendLayout();
			this.groupBox6.SuspendLayout();
			this.groupBox7.SuspendLayout();
			this.SuspendLayout();
			// 
			// groupBox3
			// 
			this.groupBox3.Controls.Add(this.textBox1);
			this.groupBox3.Controls.Add(this.label15);
			this.groupBox3.Controls.Add(this.label10);
			this.groupBox3.FlatStyle = System.Windows.Forms.FlatStyle.System;
			this.groupBox3.Location = new System.Drawing.Point(352, 48);
			this.groupBox3.Name = "groupBox3";
			this.groupBox3.Size = new System.Drawing.Size(416, 72);
			this.groupBox3.TabIndex = 8;
			this.groupBox3.TabStop = false;
			this.groupBox3.Text = "归还图书验证";
			// 
			// textBox1
			// 
			this.textBox1.Location = new System.Drawing.Point(112, 30);
			this.textBox1.Name = "textBox1";
			this.textBox1.Size = new System.Drawing.Size(200, 21);
			this.textBox1.TabIndex = 0;
			this.textBox1.Text = "";
			this.textBox1.KeyDown += new System.Windows.Forms.KeyEventHandler(this.textBox1_KeyDown);
			// 
			// label15
			// 
			this.label15.AutoSize = true;
			this.label15.ForeColor = System.Drawing.Color.Red;
			this.label15.Location = new System.Drawing.Point(320, 32);
			this.label15.Name = "label15";
			this.label15.Size = new System.Drawing.Size(48, 17);
			this.label15.TabIndex = 5;
			this.label15.Text = "<Enter>";
			// 
			// label10
			// 
			this.label10.AutoSize = true;
			this.label10.Location = new System.Drawing.Point(32, 32);
			this.label10.Name = "label10";
			this.label10.Size = new System.Drawing.Size(54, 17);
			this.label10.TabIndex = 0;
			this.label10.Text = "图书条码";
			// 
			// groupBox2
			// 
			this.groupBox2.Controls.Add(this.label9);
			this.groupBox2.Controls.Add(this.label8);
			this.groupBox2.Controls.Add(this.textBox6);
			this.groupBox2.Controls.Add(this.textBox5);
			this.groupBox2.Controls.Add(this.textBox4);
			this.groupBox2.Controls.Add(this.textBox3);
			this.groupBox2.Controls.Add(this.textBox2);
			this.groupBox2.Controls.Add(this.label7);
			this.groupBox2.Controls.Add(this.label6);
			this.groupBox2.Controls.Add(this.label5);
			this.groupBox2.Controls.Add(this.label4);
			this.groupBox2.Controls.Add(this.label3);
			this.groupBox2.FlatStyle = System.Windows.Forms.FlatStyle.System;
			this.groupBox2.Location = new System.Drawing.Point(24, 48);
			this.groupBox2.Name = "groupBox2";
			this.groupBox2.Size = new System.Drawing.Size(312, 200);
			this.groupBox2.TabIndex = 10;
			this.groupBox2.TabStop = false;
			this.groupBox2.Text = "读者信息";
			// 
			// label9
			// 
			this.label9.AutoSize = true;
			this.label9.Location = new System.Drawing.Point(252, 152);
			this.label9.Name = "label9";
			this.label9.Size = new System.Drawing.Size(17, 17);
			this.label9.TabIndex = 11;
			this.label9.Text = "册";
			// 
			// label8
			// 
			this.label8.AutoSize = true;
			this.label8.Location = new System.Drawing.Point(252, 120);
			this.label8.Name = "label8";
			this.label8.Size = new System.Drawing.Size(17, 17);
			this.label8.TabIndex = 10;
			this.label8.Text = "册";
			// 
			// textBox6
			// 
			this.textBox6.Location = new System.Drawing.Point(108, 150);
			this.textBox6.Name = "textBox6";
			this.textBox6.ReadOnly = true;
			this.textBox6.Size = new System.Drawing.Size(136, 21);
			this.textBox6.TabIndex = 8;
			this.textBox6.Text = "";
			// 
			// textBox5
			// 
			this.textBox5.Location = new System.Drawing.Point(108, 118);
			this.textBox5.Name = "textBox5";
			this.textBox5.ReadOnly = true;
			this.textBox5.Size = new System.Drawing.Size(136, 21);
			this.textBox5.TabIndex = 7;
			this.textBox5.Text = "";
			// 
			// textBox4
			// 
			this.textBox4.Location = new System.Drawing.Point(108, 86);
			this.textBox4.Name = "textBox4";
			this.textBox4.ReadOnly = true;
			this.textBox4.Size = new System.Drawing.Size(168, 21);
			this.textBox4.TabIndex = 6;
			this.textBox4.Text = "";
			// 
			// textBox3
			// 
			this.textBox3.Location = new System.Drawing.Point(108, 54);
			this.textBox3.Name = "textBox3";
			this.textBox3.ReadOnly = true;
			this.textBox3.Size = new System.Drawing.Size(168, 21);
			this.textBox3.TabIndex = 5;
			this.textBox3.Text = "";
			// 
			// textBox2
			// 
			this.textBox2.Location = new System.Drawing.Point(108, 30);
			this.textBox2.Name = "textBox2";
			this.textBox2.ReadOnly = true;
			this.textBox2.Size = new System.Drawing.Size(168, 21);
			this.textBox2.TabIndex = 4;
			this.textBox2.Text = "";
			// 
			// label7
			// 
			this.label7.AutoSize = true;
			this.label7.Location = new System.Drawing.Point(36, 152);
			this.label7.Name = "label7";
			this.label7.Size = new System.Drawing.Size(54, 17);
			this.label7.TabIndex = 4;
			this.label7.Text = "当前可借";
			// 
			// label6
			// 
			this.label6.AutoSize = true;
			this.label6.Location = new System.Drawing.Point(36, 120);
			this.label6.Name = "label6";
			this.label6.Size = new System.Drawing.Size(66, 17);
			this.label6.TabIndex = 3;
			this.label6.Text = "许可借阅量";
			// 
			// label5
			// 
			this.label5.AutoSize = true;
			this.label5.Location = new System.Drawing.Point(36, 88);
			this.label5.Name = "label5";
			this.label5.Size = new System.Drawing.Size(29, 17);
			this.label5.TabIndex = 2;
			this.label5.Text = "类型";
			// 
			// label4
			// 
			this.label4.AutoSize = true;
			this.label4.Location = new System.Drawing.Point(36, 64);
			this.label4.Name = "label4";
			this.label4.Size = new System.Drawing.Size(29, 17);
			this.label4.TabIndex = 1;
			this.label4.Text = "性别";
			// 
			// label3
			// 
			this.label3.AutoSize = true;
			this.label3.Location = new System.Drawing.Point(36, 32);
			this.label3.Name = "label3";
			this.label3.Size = new System.Drawing.Size(29, 17);
			this.label3.TabIndex = 0;
			this.label3.Text = "姓名";
			// 
			// groupBox5
			// 
			this.groupBox5.Controls.Add(this.btnForfeit);
			this.groupBox5.Controls.Add(this.btnRefresh);
			this.groupBox5.Controls.Add(this.btnClose);
			this.groupBox5.Controls.Add(this.btnReturn);
			this.groupBox5.FlatStyle = System.Windows.Forms.FlatStyle.System;
			this.groupBox5.Location = new System.Drawing.Point(40, 424);
			this.groupBox5.Name = "groupBox5";
			this.groupBox5.Size = new System.Drawing.Size(712, 64);
			this.groupBox5.TabIndex = 9;
			this.groupBox5.TabStop = false;
			// 
			// btnForfeit
			// 
			this.btnForfeit.Enabled = false;
			this.btnForfeit.FlatStyle = System.Windows.Forms.FlatStyle.System;
			this.btnForfeit.Location = new System.Drawing.Point(368, 24);
			this.btnForfeit.Name = "btnForfeit";
			this.btnForfeit.TabIndex = 5;
			this.btnForfeit.Text = "缴纳罚款";
			this.btnForfeit.Click += new System.EventHandler(this.btnForfeit_Click);
			// 
			// btnRefresh
			// 
			this.btnRefresh.FlatStyle = System.Windows.Forms.FlatStyle.System;
			this.btnRefresh.Location = new System.Drawing.Point(269, 24);
			this.btnRefresh.Name = "btnRefresh";
			this.btnRefresh.TabIndex = 2;
			this.btnRefresh.Text = "重置";
			// 
			// btnClose
			// 
			this.btnClose.FlatStyle = System.Windows.Forms.FlatStyle.System;
			this.btnClose.Location = new System.Drawing.Point(467, 24);
			this.btnClose.Name = "btnClose";
			this.btnClose.TabIndex = 3;
			this.btnClose.Text = "关闭";
			this.btnClose.Click += new System.EventHandler(this.btnClose_Click);
			// 
			// btnReturn
			// 
			this.btnReturn.FlatStyle = System.Windows.Forms.FlatStyle.System;
			this.btnReturn.Location = new System.Drawing.Point(170, 24);
			this.btnReturn.Name = "btnReturn";
			this.btnReturn.TabIndex = 1;
			this.btnReturn.Text = "归还";
			this.btnReturn.Click += new System.EventHandler(this.btnReturn_Click);
			// 
			// groupBox4
			// 
			this.groupBox4.Controls.Add(this.listView1);
			this.groupBox4.FlatStyle = System.Windows.Forms.FlatStyle.System;
			this.groupBox4.Location = new System.Drawing.Point(24, 256);
			this.groupBox4.Name = "groupBox4";
			this.groupBox4.Size = new System.Drawing.Size(536, 160);
			this.groupBox4.TabIndex = 12;
			this.groupBox4.TabStop = false;
			this.groupBox4.Text = "当前读者已借书";
			// 
			// listView1
			// 
			this.listView1.Dock = System.Windows.Forms.DockStyle.Fill;
			this.listView1.FullRowSelect = true;
			this.listView1.GridLines = true;
			this.listView1.Location = new System.Drawing.Point(3, 17);
			this.listView1.Name = "listView1";
			this.listView1.Size = new System.Drawing.Size(530, 140);
			this.listView1.TabIndex = 5;
			this.listView1.View = System.Windows.Forms.View.Details;
			// 
			// label1
			// 
			this.label1.BackColor = System.Drawing.Color.WhiteSmoke;
			this.label1.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
			this.label1.Font = new System.Drawing.Font("宋体", 10.5F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.label1.Location = new System.Drawing.Point(287, 16);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(216, 23);
			this.label1.TabIndex = 7;
			this.label1.Text = "归  还  图  书";
			this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
			// 
			// groupBox6
			// 
			this.groupBox6.Controls.Add(this.textBox7);