超市管理系统代码.doc

1、using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Text;using System.Windows.Forms;namespace 超市管理信息系统 public partial class f_供应商基本信息 : Form /公有变量记录选定数据 public string strOldNO = ; public string strOldName = ; public string str

2、OldAdd = ; public f_供应商基本信息() InitializeComponent(); private void f_供应商基本信息_Load(object sender, EventArgs e) / TODO: 这行代码将数据加载到表“连锁超市管理信息数据库DataSet.供应商”中。您可以根据需要移动或移除它。 this.供应商TableAdapter.Fill(this.连锁超市管理信息数据库DataSet.供应商); /新增数据单击事件 private void btnInsert_Click(object sender, EventArgs e) /获取前台数据

3、string strName = txtName.Text; string strAdd = txtAdd.Text; string strNO = txtNO.Text; int iNO = 0; int iErrCode = 0; /对前台编号数据的格式审核 try iNO = Convert.ToInt32(txtNO.Text.Trim(); catch (Exception eINO) iErrCode = 1; /对前台名称数据的格式审核 if (strName.Length 20) iErrCode = 2; if (strAdd.Length 30) iErrCode = 3;

4、 if (iErrCode != 0) MessageBox.Show(你所输入的数据有误，请核查！); else try /新增写入数据库 this.供应商TableAdapter.Insert(iNO, strName, strAdd); catch (Exception exInsert) MessageBox.Show(新增数据发生错误，请与管理员联系！); /刷新数据列数 this.供应商TableAdapter.Fill(this.连锁超市管理信息数据库DataSet.供应商); /单击数据表单元格触发事件 private void dataGridView1_CellClick(

5、object sender, DataGridViewCellEventArgs e) /获取对应行的各个单元格数据 string strNO = this.dataGridView1.Rowse.RowIndex.Cells0.Value.ToString(); string strName = this.dataGridView1.Rowse.RowIndex.Cells1.Value.ToString(); string strAdd = this.dataGridView1.Rowse.RowIndex.Cells2.Value.ToString(); /填充回对应的文本框 txtNO

6、.Text = strNO; txtName.Text = strName; txtAdd.Text = strAdd; /将原数据值赋予公有变量 strOldNO = strNO; strOldName = strName; strOldAdd = strAdd; /删除按钮事件 private void btnDelete_Click(object sender, EventArgs e) /获取前台数据 string strName = txtName.Text; string strAdd = txtAdd.Text; string strNO = txtNO.Text; int iN

7、O = 0; int iErrCode = 0; /对前台编号数据的格式审核 try iNO = Convert.ToInt32(txtNO.Text.Trim(); catch (Exception eINO) iErrCode = 1; /对前台名称数据的格式审核 if (strName.Length 20) iErrCode = 2; if (strAdd.Length 30) iErrCode = 3; if (iErrCode != 0) MessageBox.Show(你所输入的数据有误，请核查！); else try /新增写入数据库 this.供应商TableAdapter.D

8、elete(iNO, strName, strAdd); catch (Exception exInsert) MessageBox.Show(删除数据发生错误，请与管理员联系！); /刷新数据列数 this.供应商TableAdapter.Fill(this.连锁超市管理信息数据库DataSet.供应商); /修改按钮事件 private void btnUpdate_Click(object sender, EventArgs e) /获取前台数据 string strName = txtName.Text; string strAdd = txtAdd.Text; string strN

9、O = txtNO.Text; int iNO = 0; int iErrCode = 0; /对前台编号数据的格式审核 try iNO = Convert.ToInt32(txtNO.Text.Trim(); catch (Exception eINO) iErrCode = 1; /对前台名称数据的格式审核 if (strName.Length 20) iErrCode = 2; if (strAdd.Length 30) iErrCode = 3; if (iErrCode != 0) MessageBox.Show(你所输入的数据有误，请核查！); else try this.供应商T

10、ableAdapter.Update(iNO, strName, strAdd, Convert.ToInt32(strOldNO), strOldName, strOldAdd); catch (Exception exUpdate) MessageBox.Show(修改数据发生错误，请与管理员联系！); /刷新数据列数 this.供应商TableAdapter.Fill(this.连锁超市管理信息数据库DataSet.供应商); using System;using System.Collections.Generic;using System.ComponentModel;using S

11、ystem.Data;using System.Drawing;using System.Text;using System.Windows.Forms;namespace 超市管理信息系统 public partial class f_供应商基本信息 : Form /公有变量记录选定数据 public string strOldNO = ; public string strOldName = ; public string strOldAdd = ; public f_供应商基本信息() InitializeComponent(); private void f_供应商基本信息_Load(

12、object sender, EventArgs e) / TODO: 这行代码将数据加载到表“连锁超市管理信息数据库DataSet.供应商”中。您可以根据需要移动或移除它。 this.供应商TableAdapter.Fill(this.连锁超市管理信息数据库DataSet.供应商); /新增数据单击事件 private void btnInsert_Click(object sender, EventArgs e) /获取前台数据 string strName = txtName.Text; string strAdd = txtAdd.Text; string strNO = txtNO.

13、Text; int iNO = 0; int iErrCode = 0; /对前台编号数据的格式审核 try iNO = Convert.ToInt32(txtNO.Text.Trim(); catch (Exception eINO) iErrCode = 1; /对前台名称数据的格式审核 if (strName.Length 20) iErrCode = 2; if (strAdd.Length 30) iErrCode = 3; if (iErrCode != 0) MessageBox.Show(你所输入的数据有误，请核查！); else try /新增写入数据库 this.供应商Ta

14、bleAdapter.Insert(iNO, strName, strAdd); catch (Exception exInsert) MessageBox.Show(新增数据发生错误，请与管理员联系！); /刷新数据列数 this.供应商TableAdapter.Fill(this.连锁超市管理信息数据库DataSet.供应商); /单击数据表单元格触发事件 private void dataGridView1_CellClick(object sender, DataGridViewCellEventArgs e) /获取对应行的各个单元格数据 string strNO = this.da

15、taGridView1.Rowse.RowIndex.Cells0.Value.ToString(); string strName = this.dataGridView1.Rowse.RowIndex.Cells1.Value.ToString(); string strAdd = this.dataGridView1.Rowse.RowIndex.Cells2.Value.ToString(); /填充回对应的文本框 txtNO.Text = strNO; txtName.Text = strName; txtAdd.Text = strAdd; /将原数据值赋予公有变量 strOldN

16、O = strNO; strOldName = strName; strOldAdd = strAdd; /删除按钮事件 private void btnDelete_Click(object sender, EventArgs e) /获取前台数据 string strName = txtName.Text; string strAdd = txtAdd.Text; string strNO = txtNO.Text; int iNO = 0; int iErrCode = 0; /对前台编号数据的格式审核 try iNO = Convert.ToInt32(txtNO.Text.Trim(

17、); catch (Exception eINO) iErrCode = 1; /对前台名称数据的格式审核 if (strName.Length 20) iErrCode = 2; if (strAdd.Length 30) iErrCode = 3; if (iErrCode != 0) MessageBox.Show(你所输入的数据有误，请核查！); else try /新增写入数据库 this.供应商TableAdapter.Delete(iNO, strName, strAdd); catch (Exception exInsert) MessageBox.Show(删除数据发生错误，

18、请与管理员联系！); /刷新数据列数 this.供应商TableAdapter.Fill(this.连锁超市管理信息数据库DataSet.供应商); /修改按钮事件 private void btnUpdate_Click(object sender, EventArgs e) /获取前台数据 string strName = txtName.Text; string strAdd = txtAdd.Text; string strNO = txtNO.Text; int iNO = 0; int iErrCode = 0; /对前台编号数据的格式审核 try iNO = Convert.ToInt32(txtNO.Text.Trim(); catch (Exception eINO)