91av视频/亚洲h视频/操亚洲美女/外国一级黄色毛片 - 国产三级三级三级三级

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    發(fā)布日期: 2020-12-26
  • 語(yǔ)言: C#
  • 標(biāo)簽: 管理??

資源簡(jiǎn)介

private void btn_Save_Click(object sender, EventArgs e)
        {
            string name = txt_Name.Text.Trim();
            string company = txt_Company.Text.Trim();
            string sex = rbtn_Sex1.Checked == true ? "男":"女";
            string age = nudown_Age.Value.ToString();
            string telephone = txt_Telephone.Text.Trim();
            string address=txt_Address.Text.Trim();

            if(name=="")
            {
                lbl_Note.Text = "姓名不能為空!";
                lbl_Note.ForeColor = Color.Red;
                txt_Name.Focus();
            }
            else if(lbl_Status.Text=="添加")
            {
                SqlConnection conn = new SqlConnection("Data Source=ZYC-PC;database=DB_CASE0705;UID =sa;PWD=liuqiang123 ");
                conn.Open();

                string str = string.Format("insert into Customer_Info values('{0}','{1}','{2}',{3},'{4}','{5}')",name,company,sex,age,telephone,address);
                SqlCommand cmd = new SqlCommand(str,conn);


                int i = cmd.ExecuteNonQuery();

                if(i>0)
                {
                    lbl_Note.Text = "恭喜您,客戶信息添加成功!";
                    lbl_Note.ForeColor = Color.Blue;
                    ClearTexBox();
                    //
                    DataBind_Customer();
                }
                else
                {
                    lbl_Note.Text = "對(duì)不起,客戶信息添加失敗!";
                    lbl_Note.ForeColor = Color.Red;
                }
                conn.Close();
            }
            //修改操作
            else
            {
                SqlConnection conn = new SqlConnection("Data Source=ZYC-PC;database=DB_CASE0705;UID =sa;PWD=liuqiang123 ");
                conn.Open();            
                string str = string.Format("update Customer_Info set CustomerName='{0}',Company='{1}',Sex='{2}',Age={3},Telephone='{4}',Address='{5}' where CustomerID={6}", name, company, sex, age, telephone, address, customerid);   
                SqlCommand cmd = new SqlCommand(str, conn);

                int i = cmd.ExecuteNonQuery();

                if (i > 0)
                {
                    lbl_Note.Text = "恭喜您,客戶信息修改成功!";
                    lbl_Note.ForeColor = Color.Blue;
                    ClearTexBox();
                    //
                    DataBind_Customer();
                }
                else
                {
                    lbl_Note.Text = "對(duì)不起,客戶信息修改失敗!";
                    lbl_Note.ForeColor = Color.Red;
                }
                conn.Close();
            }
        }
        protected void ClearTexBox()
        {
            txt_Name.Text = "";
            txt_Company.Text = "";
            txt_Telephone.Text = "";
            txt_Address.Text = "";
            rbtn_Sex1.Checked = true;
            nudown_Age.Value = 1;
            lbl_Status.Text = "添加";
            customerid = "";
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            DataBind_Customer();
        }

        protected void DataBind_Customer()
        {
            SqlConnection conn = new SqlConnection("Data Source=ZYC-PC;database=DB_CASE0705;UID =sa;PWD=liuqiang123 ");
            conn.Open();

            string str = "select * from Customer_Info";
            SqlDataAdapter da = new SqlDataAdapter(str,conn);

            DataTable dt = new DataTable();
            da.Fill(dt);

            lv_Customer.Items.Clear();
            foreach(DataRow dr in dt.Rows)
            {
                ListViewItem myitem = new ListViewItem(dr["CustomerID"].ToString());
                myitem.SubItems.Add(dr["CustomerName"].ToString());
                myitem.SubItems.Add(dr["Company"].ToString());
                myitem.SubItems.Add(dr["Sex"].ToString());
                myitem.SubItems.Add(dr["Age"].ToString());
                myitem.SubItems.Add(dr["Telephone"].ToString());
                myitem.SubItems.Add(dr["Address"].ToString());

                lv_Customer.Items.Add(myitem);
            }
            conn.Close();
        }
        string customerid = "";
        private void lv_Customer_SelectedIndexChanged(object sender, EventArgs e)
        {
            if(lv_Customer.SelectedItems.Count>0)
            {
                ListViewItem myitem = lv_Customer.SelectedItems[0];
                customerid = myitem.SubItems[0].Text;
                txt_Name.Text= myitem.SubItems[1].Text;
                txt_Company.Text = myitem.SubItems[2].Text;
                rbtn_Sex1.Checked = myitem.SubItems[3].Text== "男"?true:false;
                rbtn_Sex1.Checked = myitem.SubItems[3].Text == "男"?true:false;
                nudown_Age.Value = decimal.Parse(myitem.SubItems[4].Text);
                txt_Telephone.Text = myitem.SubItems[5].Text;
                txt_Address.Text = myitem.SubItems[6].Text;
                lbl_Status.Text = "修改";
            }
        }

        private void btn_Del_Click(object sender, EventArgs e)
        {
            if(customerid=="")
            {
                MessageBox.Show("請(qǐng)先選擇要?jiǎng)h除的客戶信息!");
            }
            else
            {
                DialogResult result = MessageBox.Show("確定要?jiǎng)h除選中的客戶信息?","刪除提示",MessageBoxButtons.YesNo,MessageBoxIcon.Question);
                if(result==DialogResult.Yes)
                {
                    SqlConnection conn = new SqlConnection("Data Source=ZYC-PC;database=DB_CASE0705;UID =sa;PWD=liuqiang123 ");
                    conn.Open();
                    string str = string.Format("delete from Customer_Info where CustomerID={0}", customerid);
                    SqlCommand cmd = new SqlCommand(str, conn);

                    int i = cmd.ExecuteNonQuery();

                    if (i > 0)
                    {
                        lbl_Note.Text = "恭喜您,客戶信息刪除成功!";
                        lbl_Note.ForeColor = Color.Blue;
                        ClearTexBox();
                        //
                        DataBind_Customer();
                    }
                    else
                    {
                        lbl_Note.Text = "對(duì)不起,客戶信息刪除失敗!";
                        lbl_Note.ForeColor = Color.Red;
                    }
                    conn.Close();
                }
            }
        }

        private void btn_Cancel_Click(object sender, EventArgs e)
        {
            ClearTexBox();
            lbl_Note.Text = "";
        }

資源截圖

代碼片段和文件信息

using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;
using?System.Windows.Forms;
using?System.Data.SqlClient;
namespace?case0705
{
????public?partial?class?Form1?:?Form
????{
????????public?Form1()
????????{
????????????InitializeComponent();
????????}

????????private?void?btn_Save_Click(object?sender?EventArgs?e)
????????{
????????????string?name?=?txt_Name.Text.Trim();
????????????string?company?=?txt_Company.Text.Trim();
????????????string?sex?=?rbtn_Sex1.Checked?==?true???“男“:“女“;
????????????string?age?=?nudown_Age.Value.ToString();
????????????string?telephone?=?txt_Telephone.Text.Trim();
????????????string?address=txt_Addres

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

????..A..H.?????48640??2017-09-14?17:15??case0705\case0705\.vs\case0705\v14\.suo

?????文件????????189??2017-09-12?20:53??case0705\case0705\case0705\App.config

?????文件??????17408??2017-09-13?16:38??case0705\case0705\case0705\bin\Debug\case0705.exe

?????文件????????189??2017-09-12?20:53??case0705\case0705\case0705\bin\Debug\case0705.exe.config

?????文件??????26112??2017-09-13?16:38??case0705\case0705\case0705\bin\Debug\case0705.pdb

?????文件??????22696??2017-09-14?16:50??case0705\case0705\case0705\bin\Debug\case0705.vshost.exe

?????文件????????189??2017-09-12?20:53??case0705\case0705\case0705\bin\Debug\case0705.vshost.exe.config

?????文件????????490??2015-06-04?12:48??case0705\case0705\case0705\bin\Debug\case0705.vshost.exe.manifest

?????文件???????3914??2017-09-12?21:12??case0705\case0705\case0705\case0705.csproj

?????文件???????7246??2017-09-13?16:38??case0705\case0705\case0705\Form1.cs

?????文件??????17445??2017-09-13?16:38??case0705\case0705\case0705\Form1.Designer.cs

?????文件???????5817??2017-09-13?16:38??case0705\case0705\case0705\Form1.resx

?????文件???????2602??2017-09-14?16:50??case0705\case0705\case0705\obj\Debug\case0705.csproj.FileListAbsolute.txt

?????文件???????1012??2017-09-13?16:38??case0705\case0705\case0705\obj\Debug\case0705.csproj.GenerateResource.Cache

?????文件???????2384??2017-09-12?21:12??case0705\case0705\case0705\obj\Debug\case0705.csprojResolveAssemblyReference.cache

?????文件??????17408??2017-09-13?16:38??case0705\case0705\case0705\obj\Debug\case0705.exe

?????文件????????180??2017-09-13?16:38??case0705\case0705\case0705\obj\Debug\case0705.Form1.resources

?????文件??????26112??2017-09-13?16:38??case0705\case0705\case0705\obj\Debug\case0705.pdb

?????文件????????180??2017-09-12?21:12??case0705\case0705\case0705\obj\Debug\case0705.Properties.Resources.resources

?????文件???????1464??2017-09-13?17:07??case0705\case0705\case0705\obj\Debug\DesignTimeResolveAssemblyReferences.cache

?????文件???????7264??2017-09-14?16:49??case0705\case0705\case0705\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

?????文件??????????0??2017-09-12?20:53??case0705\case0705\case0705\obj\Debug\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs

?????文件??????????0??2017-09-12?20:53??case0705\case0705\case0705\obj\Debug\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs

?????文件??????????0??2017-09-12?20:53??case0705\case0705\case0705\obj\Debug\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs

?????文件????????520??2017-09-12?20:53??case0705\case0705\case0705\Program.cs

?????文件???????1324??2017-09-12?20:53??case0705\case0705\case0705\Properties\AssemblyInfo.cs

?????文件???????2829??2017-09-12?20:53??case0705\case0705\case0705\Properties\Resources.Designer.cs

?????文件???????5612??2017-09-12?20:53??case0705\case0705\case0705\Properties\Resources.resx

?????文件???????1095??2017-09-12?20:53??case0705\case0705\case0705\Properties\Settings.Designer.cs

?????文件????????249??2017-09-12?20:53??case0705\case0705\case0705\Properties\Settings.settings

............此處省略16個(gè)文件信息

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