📄 addbook.cs
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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
{
/// <summary>
/// AddBook 的摘要说明。
/// </summary>
public class AddBook : System.Windows.Forms.Form
{
private System.Windows.Forms.GroupBox groupBox1;
private System.Windows.Forms.Button button1;
private System.Windows.Forms.Button button2;
private System.Windows.Forms.Label label1;
private System.Windows.Forms.TextBox textBox1;
private System.Windows.Forms.Label label2;
private System.Windows.Forms.TextBox textBox2;
private System.Windows.Forms.Label label3;
private System.Windows.Forms.TextBox textBox3;
private System.Windows.Forms.Label label4;
private System.Windows.Forms.TextBox textBox4;
private System.Windows.Forms.Label label5;
private System.Windows.Forms.TextBox textBox5;
private System.Windows.Forms.Label label7;
private System.Windows.Forms.Label label9;
private System.Windows.Forms.Label label10;
private System.Windows.Forms.TextBox textBox7;
private System.Windows.Forms.TextBox textBox9;
private System.Windows.Forms.TextBox textBox10;
/// <summary>
/// 必需的设计器变量。
/// </summary>
private System.ComponentModel.Container components = null;
public AddBook()
{
//
// 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()
{
this.groupBox1 = new System.Windows.Forms.GroupBox();
this.textBox10 = new System.Windows.Forms.TextBox();
this.textBox9 = new System.Windows.Forms.TextBox();
this.textBox7 = new System.Windows.Forms.TextBox();
this.label10 = new System.Windows.Forms.Label();
this.label9 = new System.Windows.Forms.Label();
this.label7 = new System.Windows.Forms.Label();
this.textBox5 = new System.Windows.Forms.TextBox();
this.label5 = new System.Windows.Forms.Label();
this.textBox4 = new System.Windows.Forms.TextBox();
this.label4 = new System.Windows.Forms.Label();
this.textBox3 = new System.Windows.Forms.TextBox();
this.label3 = new System.Windows.Forms.Label();
this.textBox2 = new System.Windows.Forms.TextBox();
this.label2 = new System.Windows.Forms.Label();
this.textBox1 = new System.Windows.Forms.TextBox();
this.label1 = new System.Windows.Forms.Label();
this.button1 = new System.Windows.Forms.Button();
this.button2 = new System.Windows.Forms.Button();
this.groupBox1.SuspendLayout();
this.SuspendLayout();
//
// groupBox1
//
this.groupBox1.Controls.Add(this.textBox10);
this.groupBox1.Controls.Add(this.textBox9);
this.groupBox1.Controls.Add(this.textBox7);
this.groupBox1.Controls.Add(this.label10);
this.groupBox1.Controls.Add(this.label9);
this.groupBox1.Controls.Add(this.label7);
this.groupBox1.Controls.Add(this.textBox5);
this.groupBox1.Controls.Add(this.label5);
this.groupBox1.Controls.Add(this.textBox4);
this.groupBox1.Controls.Add(this.label4);
this.groupBox1.Controls.Add(this.textBox3);
this.groupBox1.Controls.Add(this.label3);
this.groupBox1.Controls.Add(this.textBox2);
this.groupBox1.Controls.Add(this.label2);
this.groupBox1.Controls.Add(this.textBox1);
this.groupBox1.Controls.Add(this.label1);
this.groupBox1.Location = new System.Drawing.Point(24, 16);
this.groupBox1.Name = "groupBox1";
this.groupBox1.Size = new System.Drawing.Size(424, 248);
this.groupBox1.TabIndex = 0;
this.groupBox1.TabStop = false;
this.groupBox1.Text = "书籍信息";
//
// textBox10
//
this.textBox10.Location = new System.Drawing.Point(296, 192);
this.textBox10.Name = "textBox10";
this.textBox10.TabIndex = 19;
this.textBox10.Text = "";
//
// textBox9
//
this.textBox9.Location = new System.Drawing.Point(296, 128);
this.textBox9.Name = "textBox9";
this.textBox9.TabIndex = 18;
this.textBox9.Text = "";
//
// textBox7
//
this.textBox7.Location = new System.Drawing.Point(296, 72);
this.textBox7.Name = "textBox7";
this.textBox7.TabIndex = 16;
this.textBox7.Text = "";
//
// label10
//
this.label10.Location = new System.Drawing.Point(208, 192);
this.label10.Name = "label10";
this.label10.Size = new System.Drawing.Size(72, 23);
this.label10.TabIndex = 15;
this.label10.Text = "联系电话：";
//
// label9
//
this.label9.Location = new System.Drawing.Point(208, 136);
this.label9.Name = "label9";
this.label9.Size = new System.Drawing.Size(80, 23);
this.label9.TabIndex = 14;
this.label9.Text = "出版社地址：";
this.label9.Click += new System.EventHandler(this.label9_Click);
//
// label7
//
this.label7.Location = new System.Drawing.Point(208, 80);
this.label7.Name = "label7";
this.label7.Size = new System.Drawing.Size(64, 23);
this.label7.TabIndex = 12;
this.label7.Text = "作者：";
//
// textBox5
//
this.textBox5.Location = new System.Drawing.Point(296, 24);
this.textBox5.Name = "textBox5";
this.textBox5.TabIndex = 9;
this.textBox5.Text = "";
//
// label5
//
this.label5.Location = new System.Drawing.Point(208, 24);
this.label5.Name = "label5";
this.label5.Size = new System.Drawing.Size(64, 23);
this.label5.TabIndex = 8;
this.label5.Text = "出版社：";
//
// textBox4
//
this.textBox4.Location = new System.Drawing.Point(96, 192);
this.textBox4.Name = "textBox4";
this.textBox4.Size = new System.Drawing.Size(96, 21);
this.textBox4.TabIndex = 7;
this.textBox4.Text = "";
//
// label4
//
this.label4.Location = new System.Drawing.Point(16, 192);
this.label4.Name = "label4";
this.label4.Size = new System.Drawing.Size(72, 23);
this.label4.TabIndex = 6;
this.label4.Text = "出版日期：";
//
// textBox3
//
this.textBox3.Location = new System.Drawing.Point(96, 136);
this.textBox3.Name = "textBox3";
this.textBox3.TabIndex = 5;
this.textBox3.Text = "";
//
// label3
//
this.label3.Location = new System.Drawing.Point(16, 136);
this.label3.Name = "label3";
this.label3.Size = new System.Drawing.Size(56, 23);
this.label3.TabIndex = 4;
this.label3.Text = "价格：";
//
// textBox2
//
this.textBox2.Location = new System.Drawing.Point(96, 80);
this.textBox2.Name = "textBox2";
this.textBox2.TabIndex = 3;
this.textBox2.Text = "";
//
// label2
//
this.label2.Location = new System.Drawing.Point(16, 80);
this.label2.Name = "label2";
this.label2.Size = new System.Drawing.Size(56, 23);
this.label2.TabIndex = 2;
this.label2.Text = "书名：";
//
// textBox1
//
this.textBox1.Location = new System.Drawing.Point(96, 24);
this.textBox1.Name = "textBox1";
this.textBox1.TabIndex = 1;
this.textBox1.Text = "";
//
// label1
//
this.label1.Location = new System.Drawing.Point(16, 24);
this.label1.Name = "label1";
this.label1.Size = new System.Drawing.Size(64, 23);
this.label1.TabIndex = 0;
this.label1.Text = "序列号：";
//
// button1
//
this.button1.Location = new System.Drawing.Point(104, 304);
this.button1.Name = "button1";
this.button1.TabIndex = 1;
this.button1.Text = "添加";
this.button1.Click += new System.EventHandler(this.button1_Click);
//
// button2
//
this.button2.Location = new System.Drawing.Point(248, 304);
this.button2.Name = "button2";
this.button2.TabIndex = 2;
this.button2.Text = "清除";
this.button2.Click += new System.EventHandler(this.button2_Click);
//
// AddBook
//
this.AcceptButton = this.button1;
this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
this.ClientSize = new System.Drawing.Size(480, 358);
this.Controls.Add(this.button2);
this.Controls.Add(this.button1);
this.Controls.Add(this.groupBox1);
this.Name = "AddBook";
this.Text = "AddBook";
this.groupBox1.ResumeLayout(false);
this.ResumeLayout(false);
}
#endregion
private void label9_Click(object sender, System.EventArgs e)
{
}
private void button1_Click(object sender, System.EventArgs e)
{
if(textBox1.Text!="")
{
if(!Exists(textBox1.Text))
{
SqlDataAdapter myDataAdapter = new SqlDataAdapter();
string strConn="INTEGRATED SECURITY=TRUE;Initial Catalog=Bookmanagement;Data Source=127.0.0.1";
SqlConnection myConnection=new SqlConnection(strConn);
myConnection.Open();
string cmdString="insert into Books values('"+textBox1.Text+"','"+textBox2.Text+"','"+textBox4.Text+"','"+textBox3.Text+"','未借出')";
SqlCommand cmm=new SqlCommand(cmdString,myConnection);
cmm.ExecuteNonQuery();
cmdString="insert into Bookdetails values('"+textBox2.Text+"','"+textBox7.Text+"','"+textBox5.Text+"','"+textBox9.Text+"','"+textBox10.Text+"')";
cmm=new SqlCommand(cmdString,myConnection);
cmm.ExecuteNonQuery();
MessageBox.Show("书籍添加成功！");
}
else
{
MessageBox.Show("序列号已经存在！");
}
}
else
{
MessageBox.Show("序列号不能为空！");
}
}
private bool Exists(string str)
{
bool result;
string strConn="INTEGRATED SECURITY=TRUE;Initial Catalog=Bookmanagement;Data Source=127.0.0.1";
SqlConnection myConnection=new SqlConnection(strConn);
myConnection.Open();
string cmdString="select * from books where books.序列号='"+str+"'";
SqlCommand cmd=new SqlCommand(cmdString,myConnection);
SqlDataReader reader=cmd.ExecuteReader();
if(reader.Read())
{
result=true;
}
else
{
result=false;
}
reader.Close();
myConnection.Close();
return result;
}
private void button2_Click(object sender, System.EventArgs e)
{
textBox1.Text="";
textBox2.Text="";
textBox3.Text="";
textBox4.Text="";
textBox5.Text="";
textBox7.Text="";
textBox9.Text="";
textBox10.Text="";
}
}
}
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