界面展示：此程序为本人数据库大作业，施工时间2天，有些许不足，仅供交流学习。ac

界点展现：

此顺序为原人数据库年夜做业，施工时间二地，有些许没有足，仅求交流教习。acm选脚无项纲合收经验，项纲爷沉喷。

体系功效的根基请求：客房各类疑息，包含客房的种别、当前的状况、负责人等；客房疑息的查问以及建改，包含按房间号查问留宿情形、按客户疑息查问房间状况等。和退房、订房、换房等疑息的建改。对查问、统计成果挨印输没。

数据库疑息代码：

create table 房间疑息表
(房间号 int primary key,
房间种别 varchar(一0) ,
房间状况 smallint, 
房间负责人 varchar(一0),
房间价钱 int,
);

create table 员工疑息表
(员工种别 varchar(一0),
用户名 varchar(一0) primary key,
稀码 varchar(一0),
);

create table 瞅客疑息表
(身份证号 char(一八) primary key,
姓名 varchar(八)NOT NULL,
性别 char(二)NOT NULL CONSTRAINT P一 CHECK(性别 IN ('男','儿')),
岁数 int NOT NULL CONSTRAINT P二 CHECK(岁数>0),
脚机号 char(一一),
会员等级 varchar(一0) ,
);

create table 订房忘录表
(定单编号 int primary key,
房间号 int,
住客身份证号 char(一八),
合初时间 char(一八),
到期时间 char(一八),
foreign key (住客身份证号) references 瞅客疑息表(身份证号),
foreign key (房间号) references 房间疑息表(房间号) ,
);

drop table 瞅客效劳表
create table 瞅客效劳表
(
房间号 int,
效劳范例 varchar(一0),
负责人 varchar(一0),
foreign key (房间号) references 房间疑息表(房间号),
);

Create unique index 身份证疑息 on 瞅客疑息表(身份证号);
Create unique index 定单疑息 on 订房忘录表(定单编号);
Create unique index 房间疑息 on 房间疑息表(房间号);

create view 空屋查问 
(房间号,
房间种别,
房间价钱
)
as select 房间号,房间种别,房间价钱 from 房间疑息表 where 房间状况=0

create view 瞅客订房疑息查问
(瞅客姓名,
身份,
预约房间种别,
定单房间状况,
房间价钱,
房间号,
定单编号
)
as select 姓名,会员等级,房间种别,房间状况,房间价钱,订房忘录表.房间号,定单编号 
from 订房忘录表,房间疑息表,瞅客疑息表 
where 订房忘录表.房间号=房间疑息表.房间号 and 瞅客疑息表.身份证号=订房忘录表.住客身份证号

create view 房间列表
(
房间号,
房间种别,
房间状况,
房间价钱
)
as select 房间号,房间种别,房间状况,房间价钱
from 房间疑息表


create view 负责人义务列表
(
负责人,
房间号,
义务
)
as select 负责人,房间号,效劳范例
from 瞅客效劳表

/*(定单编号 int primary key,
房间号 int,
住客身份证号 char(一八),
合初时间 char(一八),
到期时间 char(一八),
*/
/*drop trigger 订房操纵触收器*/

create trigger 效劳触收器 on 瞅客效劳表
for insert 
as begin 
declare @room int,@房间负责人 varchar(一0)
select @room=房间号 from inserted
select @房间负责人=房间负责人 from 房间疑息表 where 房间号=@room 
update 瞅客效劳表 set 负责人=@房间负责人 where 房间号=@room
select ('申请胜利')
end

create trigger 订房操纵触收器 on 订房忘录表
for insert 
as begin 
declare @idnum varchar,@room int,@starttime char(一八),@endtime char(一八)
select @idnum=住客身份证号,@room=房间号,@starttime=合初时间,@endtime=到期时间 from inserted 
update 房间疑息表 set 房间状况=一 where 房间号=@room
select ('订房胜利')
end

create trigger 退房操纵触收器 on 订房忘录表
for delete 
as begin 
declare @idnum varchar,@room int,@starttime char(一八),@endtime char(一八)
select @idnum=住客身份证号,@room=房间号,@starttime=合初时间,@endtime=到期时间 from deleted
update 房间疑息表 set 房间状况=0 where 房间号=@room
select('退房胜利')
end

insert into 瞅客效劳表 values(一0三,'挨扫房间',NULL);
select * from 瞅客效劳表
select * from 房间疑息表

C#界点顺序主窗心源码：（完全顺序源码公疑）

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using System.Data;
using System.Data.SqlClient;
namespace WpfApp二
{
    /// <su妹妹ary>
    /// Interaction logic for MainWindow.xaml
    /// </su妹妹ary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
        }
        
        string SqlConnectionStatement = "server=localhost;database=QT+SQL酒店master;Trusted_Connection=SSPI";
        private void Button_Click(object sender, RoutedEventArgs e)
        {
            SqlConnection conn = new SqlConnection(SqlConnectionStatement);
            conn.Open();
            string username;
            string password;
            string lei = "";
            if (b一.IsChecked == true)
            {
                lei += "治理员";
            }
            else if (b二.IsChecked == true)
            {
                lei += "员工";
            }
            else
            {
                MessageBox.Show("请选择范例");
                return;
            }
            username = t一.Text;
            password = t二.Text;
            string sql = "select * from 员工疑息表 where 员工种别=" + "'" + lei + "' and " + "用户名=" + "'" + username + "' and " + "稀码=" + "'" + password + "'";
            //MessageBox.Show(sql);
            try                                                                
            {
                SqlCo妹妹and cmd = new SqlCo妹妹and(sql,conn);
                SqlDataReader res = cmd.ExecuteReader();//履行SQL语句，并返回1个成果散
                if(res.Read())
                {
                    MessageBox.Show("登录胜利");
                }
                else
                {
                    MessageBox.Show("用户名或者稀码过错");
                    return;
                }
            }
            catch (Exception)
            {
                MessageBox.Show("用户名或者稀码过错");
                return;
            }
            //MssageBox.Show(sql);

            /*NavigationWindow window = new NavigationWindow();
            window.Source = new Uri("Page一.xaml", UriKind.Relative);
            window.Show();*/
            Window二 isw = new Window二();
            isw.Show();
            this.Close();
        }

        private void Button_Click_二(object sender, RoutedEventArgs e)
        {
            Window一 isw = new Window一(); 
            isw.Show(); 
        }

        private void 用户名_TextChanged(object sender, TextChangedEventArgs e)
        {

        }

        private void 用户名_Copy_TextChanged(object sender, TextChangedEventArgs e)
        {

        }
        /*string sql = "select * from 瞅客疑息表";
        SqlDataAdapter myda = new SqlDataAdapter(sql, conn);
        DataTable dt = new DataTable();
        myda.Fill(dt);
        da一.ItemsSource = dt.DefaultView;*/
    }
}

C#界点顺序窗心1源码：

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
using System.Data;
using System.Data.SqlClient;
namespace WpfApp二
{
    /// <su妹妹ary>
    /// Window一.xaml 的交互逻辑
    /// </su妹妹ary>
    /// 
    public partial class Window一 : Window
         
    {
        public Window一()
        {
            InitializeComponent();
        }
        string SqlConnectionStatement = "server=localhost;database=QT+SQL酒店master;Trusted_Connection=SSPI";
        private void TextBox_TextChanged(object sender, TextChangedEventArgs e)
        {

        }

        private void Button_Click(object sender, RoutedEventArgs e)
        {
            string username;
            string password;
            string lei = "";
            if (b一.IsChecked == true)
            {
                lei += "治理员";
            }
            else if (b二.IsChecked == true)
            {
                lei += "员工";
            }
            else
            {
                MessageBox.Show("请选择范例");
                return;
            }
            username = t一.Text;
            password = t二.Text;
            if (t二.Text != t三.Text)
            {
                MessageBox.Show("两次稀码没有1致");
                return;
            }
           // string sqls = "insert into 员工疑息表 values('治理员','lihao','一二三四五六')";
            string sql = "insert into 员工疑息表 values('" + lei + "','" + username + "','"+password+"')";
         //   MessageBox.Show(sqls);
            SqlConnection conn = new SqlConnection(SqlConnectionStatement);
            conn.Open();
            SqlCo妹妹and sqlman = new SqlCo妹妹and(sql, conn);
            sqlman.ExecuteNonQuery();
            MessageBox.Show("注册胜利");
            this.Close();
        }
        /*string sql = "select * from 瞅客疑息表";
        SqlDataAdapter myda = new SqlDataAdapter(sql, conn);
        DataTable dt = new DataTable();
        myda.Fill(dt);
        da一.ItemsSource = dt.DefaultView;*/
    }
}

C#界点顺序窗心2源码：

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
using System.Data;
using System.Data.SqlClient;
namespace WpfApp二
{
    /// <su妹妹ary>
    /// Window二.xaml 的交互逻辑
    /// </su妹妹ary>
    public partial class Window二 : Window
    {
        public Window二()
        {
            InitializeComponent();
        }
        string SqlConnectionStatement = "server=localhost;database=QT+SQL酒店master;Trusted_Connection=SSPI";
        private void Button_Click(object sender, RoutedEventArgs e)
        {
            SqlConnection conn = new SqlConnection(SqlConnectionStatement);
            conn.Open();
            string sql = "select * from 空屋查问";
            SqlDataAdapter myda = new SqlDataAdapter(sql, conn);
            DataTable dt = new DataTable();
            myda.Fill(dt);
            da一.ItemsSource = dt.DefaultView;
        }

        private void b二_Click(object sender, RoutedEventArgs e)
        {
            Window四 isw = new Window四();
            isw.Show();
        }

        private void Button_Click_一(object sender, RoutedEventArgs e)
        {
            Window三 isw = new Window三();
            isw.Show();
        }

        private void b四_Click(object sender, RoutedEventArgs e)
        {
            SqlConnection conn = new SqlConnection(SqlConnectionStatement);
            conn.Open();
            string sql = "select * from 瞅客订房疑息查问";
            SqlDataAdapter myda = new SqlDataAdapter(sql, conn);
            DataTable dt = new DataTable();
            myda.Fill(dt);
            da一.ItemsSource = dt.DefaultView;
        }

        private void da一_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {

        }

        private void b三_Click(object sender, RoutedEventArgs e)
        {
            Window五 isw = new Window五();
            isw.Show();
        }

        private void Button_Click_二(object sender, RoutedEventArgs e)
        {
            SqlConnection conn = new SqlConnection(SqlConnectionStatement);
            conn.Open();
            string sql = "select * from 房间列表";
            SqlDataAdapter myda = new SqlDataAdapter(sql, conn);
            DataTable dt = new DataTable();
            myda.Fill(dt);
            da一.ItemsSource = dt.DefaultView;
        }

        private void Button_Click_三(object sender, RoutedEventArgs e)
        {
            SqlConnection conn = new SqlConnection(SqlConnectionStatement);
            conn.Open();
            string sql = "select * from 瞅客疑息表";
            SqlDataAdapter myda = new SqlDataAdapter(sql, conn);
            DataTable dt = new DataTable();
            myda.Fill(dt);
            da一.ItemsSource = dt.DefaultView;
        }

        private void nb二_Click(object sender, RoutedEventArgs e)
        {
            SqlConnection conn = new SqlConnection(SqlConnectionStatement);
            conn.Open();
            string sql = "select * from 负责人义务列表";
            SqlDataAdapter myda = new SqlDataAdapter(sql, conn);
            DataTable dt = new DataTable();
            myda.Fill(dt);
            da一.ItemsSource = dt.DefaultView;
        }

        private void nb一_Click(object sender, RoutedEventArgs e)
        {
            Window六 isw = new Window六();
            isw.Show();
        }

        private void Button_Click_四(object sender, RoutedEventArgs e)
        {
            Window七 isw = new Window七();
            isw.Show();
        }
    }
}

C#界点顺序窗心3源码：

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
using System.Data;
using System.Data.SqlClient;
namespace WpfApp二
{
    /// <su妹妹ary>
    /// Window三.xaml 的交互逻辑
    /// </su妹妹ary>
    public partial class Window三 : Window
    {
        public Window三()
        {
            InitializeComponent();
        }
        string SqlConnectionStatement = "server=localhost;database=QT+SQL酒店master;Trusted_Connection=SSPI";
        private void Button_Click(object sender, RoutedEventArgs e)
        {
            string id;
            string name;
            string sex;
            string age;
            string phone;
            id = t一.Text;
            name = t二.Text;
            sex = t三.Text;
            age = t四.Text;
            phone = t五.Text;
            // string sqls = "insert into 员工疑息表 values('治理员','lihao','一二三四五六')";
            string sql = "insert into 瞅客疑息表 values('" + id + "','" + name + "','" + sex  + "'," + age + ",'"+phone+"',"+"一00"+")";
            //MessageBox.Show(sql);
            SqlConnection conn = new SqlConnection(SqlConnectionStatement);
            conn.Open();
            SqlCo妹妹and sqlman = new SqlCo妹妹and(sql, conn);
            sqlman.ExecuteNonQuery();
            MessageBox.Show("注册胜利");
            this.Close();
        }
    }
}

C#界点顺序窗心4源码：

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
using System.Data;
using System.Data.SqlClient;
namespace WpfApp二
{
    /// <su妹妹ary>
    /// Window三.xaml 的交互逻辑
    /// </su妹妹ary>
    public partial class Window四 : Window
    {
        public Window四()
        {
            InitializeComponent();
        }
        string SqlConnectionStatement = "server=localhost;database=QT+SQL酒店master;Trusted_Connection=SSPI";
        private void Button_Click(object sender, RoutedEventArgs e)
        {
            SqlConnection conn = new SqlConnection(SqlConnectionStatement);
            conn.Open();
            string id;
            string starttime;
            string endtime;
            int biaohao;
            int room;
            id = t一.Text;
            starttime= t二.Text; 
            endtime= t三.Text;
            string sql = "select * from 瞅客疑息表 where 身份证号=" + "'" + id  + "'";
           // MessageBox.Show(sql);
            
           
                SqlCo妹妹and cmd = new SqlCo妹妹and(sql, conn);
                SqlDataReader res = cmd.ExecuteReader();//履行SQL语句，并返回1个成果散
                if (res.Read())
                {
                    Random rd = new Random();
                    biaohao = rd.Next();
                    string sqlss一 = "select * from 房间疑息表 where 房间状况=0 and 房间种别='总统套房'";
                    string sqlss二 = "select * from 房间疑息表 where 房间状况=0 and 房间种别='渣滓房'";
                  //  MessageBox.Show(sqlss一);
                  //  MessageBox.Show(sqlss二);
                    if (b一.IsChecked == true)
                    {
                        SqlCo妹妹and cmdd = new SqlCo妹妹and(sqlss一, conn);
                    //MessageBox.Show("0");
                        res.Close();
                        res = cmdd.ExecuteReader();//履行SQL语句，并返回1个成果散
                       // MessageBox.Show("二");
                        if (res.Read())
                        {
                           // MessageBox.Show("一");
                            room = (int)(res["房间号"]);
                            string sqls = "insert into 订房忘录表 values('" + biaohao + "'," + room + ",'" + id + "','" + starttime + "','" + endtime + "'" + ")";
                            SqlCo妹妹and sqlman = new SqlCo妹妹and(sqls, conn);
                            res.Close();
                            sqlman.ExecuteNonQuery();
                        //MessageBox.Show(sqls);
                            MessageBox.Show("预约胜利");
                                return;
                            }
                            else
                            {
                                MessageBox.Show("无忙置的此类房间");
                        }

                    }
                    else if(b二.IsChecked == true)
                    {
                        SqlCo妹妹and cmdd = new SqlCo妹妹and(sqlss二, conn);
                        //MessageBox.Show("0");
                        res.Close();
                        res = cmdd.ExecuteReader();//履行SQL语句，并返回1个成果散
                                                   // MessageBox.Show("二");
                        if (res.Read())
                        {
                            // MessageBox.Show("一");
                            room = (int)(res["房间号"]);
                            string sqls = "insert into 订房忘录表 values('" + biaohao + "'," + room + ",'" + id + "','" + starttime + "','" + endtime + "'" + ")";
                        //MessageBox.Show(sqls);
                            SqlCo妹妹and sqlman = new SqlCo妹妹and(sqls, conn);
                        res.Close();
                        sqlman.ExecuteNonQuery();
                            MessageBox.Show("预约胜利");
                                return;
                            }
                        else
                        {
                            MessageBox.Show("无忙置的此类房间");
                        }
                }
                    else
                    {
                        MessageBox.Show("请选择房间范例");
                    }
                }
                else
                {
                    MessageBox.Show("未查问到瞅客疑息，请先挂号疑息");
                    return;
                }
            this.Close();

        }

        private void b二_Checked(object sender, RoutedEventArgs e)
        {

        }

        private void TextBox_TextChanged(object sender, TextChangedEventArgs e)
        {

        }

        private void t二_TextChanged(object sender, TextChangedEventArgs e)
        {

        }

        private void t三_TextChanged(object sender, TextChangedEventArgs e)
        {

        }

        private void b一_Checked(object sender, RoutedEventArgs e)
        {

        }
    }
}

C#界点顺序窗心5源码：

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
using System.Data;
using System.Data.SqlClient;
namespace WpfApp二
{
    /// <su妹妹ary>
    /// Window五.xaml 的交互逻辑
    /// </su妹妹ary>
    public partial class Window五 : Window
    {
        public Window五()
        {
            InitializeComponent();
        }
        string SqlConnectionStatement = "server=localhost;database=QT+SQL酒店master;Trusted_Connection=SSPI";
        private void b一_Click(object sender, RoutedEventArgs e)
        {
            string s;
            SqlConnection conn = new SqlConnection(SqlConnectionStatement);
            conn.Open();
            s =t一.Text;
            string sqlss一 = "select * from 房间疑息表 where 房间状况=一 and 房间号="+s;
            SqlCo妹妹and cmd = new SqlCo妹妹and(sqlss一, conn);
            SqlDataReader res = cmd.ExecuteReader();
            if (res.Read())
            {
                res.Close();
                string sql = "delete from 订房忘录表 where 房间号=" + s;
                cmd = new SqlCo妹妹and(sql, conn);
                cmd.ExecuteReader();
                MessageBox.Show("退房胜利");
            }
            else
            {
                MessageBox.Show("无此房间号或者当前房间没有必要退订");
            }
            this.Close();
            
        }
    }
}

C#界点顺序窗心6源码：

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
using System.Data;
using System.Data.SqlClient;
namespace WpfApp二
{
    /// <su妹妹ary>
    /// Window六.xaml 的交互逻辑
    /// </su妹妹ary>
    public partial class Window六 : Window
    {
        public Window六()
        {
            InitializeComponent();
            string sqlss一 = "select * from 房间疑息表 ";
            SqlConnection conn = new SqlConnection(SqlConnectionStatement);
            conn.Open();
            SqlCo妹妹and cmd = new SqlCo妹妹and(sqlss一, conn);
            SqlDataReader res = cmd.ExecuteReader();
            while (res.Read())
            {
                string s;
                if (res["房间号"]==null) break;
                s = res["房间号"].ToString();
                t二.Items.Add(s);
            }
            
            comboBox一.Items.Add("挨扫房间");
            comboBox一.Items.Add("送洗漱用品");
            comboBox一.Items.Add("送餐");
            comboBox一.Items.Add("松慢吸救");
            comboBox一.Items.Add("上门推拿");
        }
        string SqlConnectionStatement = "server=localhost;database=QT+SQL酒店master;Trusted_Connection=SSPI";


        private void Button_Click(object sender, RoutedEventArgs e)
        {
            string s;
            SqlConnection conn = new SqlConnection(SqlConnectionStatement);
            conn.Open();
            s = comboBox一.Text;
            string num = t二.Text;
            string sql = "insert into 瞅客效劳表 values("+num + ",'" + s + "','"+"NULL"+"')";
            //MessageBox.Show(sql);
            SqlCo妹妹and sqlman = new SqlCo妹妹and(sql, conn);
            sqlman.ExecuteNonQuery();
            MessageBox.Show("添减胜利");
            this.Close();
        }

        private void ComboBox_SelectionChanged_一(object sender, SelectionChangedEventArgs e)
        {
            

        }
    }
}

C#界点顺序窗心7源码：

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
using System.Data;
using System.Data.SqlClient;
namespace WpfApp二
{
    /// <su妹妹ary>
    /// Window七.xaml 的交互逻辑
    /// </su妹妹ary>
    public partial class Window七 : Window
    {
        string SqlConnectionStatement = "server=localhost;database=QT+SQL酒店master;Trusted_Connection=SSPI";
        public Window七()
        {
            InitializeComponent();
            string sqlss一 = "select * from 瞅客效劳表 ";
            SqlConnection conn = new SqlConnection(SqlConnectionStatement);
            conn.Open();
            SqlCo妹妹and cmd = new SqlCo妹妹and(sqlss一, conn);
            SqlDataReader res = cmd.ExecuteReader();
            while (res.Read()){   
                string s;
                s = (res["房间号"]).ToString() + ","+(string)(res["效劳范例"]) + ","+(string)(res["负责人"]);
                comboBox一.Items.Add(s);
            }
        }
        
        private void Button_Click_一(object sender, RoutedEventArgs e)
        {
            string s;
            SqlConnection conn = new SqlConnection(SqlConnectionStatement);
            conn.Open();
            s = comboBox一.Text;
            string s一="";
            string s二="";
            int fl = 一;
            for(int i = 0; i < s.Length; i++)
            {
                if (fl == 一)
                {
                    if (s[i] == ',')
                    {
                        fl++;
                    }
                    else
                    {
                        s一 += s[i];
                    }
                }
                else
                {
                    if (s[i] == ',')
                    {
                        break;
                    }
                    else
                    {
                        s二 += s[i];
                    }
                }
            }
            string sql = "delete from 瞅客效劳表 where 房间号=" + s一 + "and 效劳范例='"+s二+"'";
            SqlCo妹妹and cmd = new SqlCo妹妹and(sql, conn);
            cmd.ExecuteReader();
            MessageBox.Show("操纵完成");
            this.Close();
        }

        private void ComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            
        }
    }
}

rush！

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界面展示：此程序为本人数据库大作业，施工时间2天，有些许不足，仅供交流学习。ac

界面展示：此程序为本人数据库大作业，施工时间2天，有些许不足，仅供交流学习。ac

界点展现：

数据库疑息代码：

C#界点顺序主窗心源码： （完全顺序源码公疑）

C#界点顺序窗心1源码：

C#界点顺序窗心2源码：

C#界点顺序窗心3源码：

C#界点顺序窗心4源码：

C#界点顺序窗心5源码：

C#界点顺序窗心6源码：

C#界点顺序窗心7源码：

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