private void button4_Click(object sender, EventArgs e) { if (this.textBox4.Text.Trim() != string.Empty && this.textBox5.Text.Trim() != string.Empty && this.textBox6.Text.Trim() != string.Empty && this.comboBox2.Text.Trim() != string.Empty) { if (this.comboBox2.Text.Trim() == "master") { Form4 f4 = new Form4(); f4.Owner = this; f4.judge = this.rank; f4.ShowDialog(); if (f4.centect == 1) { int clientnumber = Convert.ToInt32(this.textBox4.Text.Trim()); string clientname = this.textBox5.Text.Trim(); string clientcode = this.textBox6.Text.Trim(); string clientpower = this.comboBox2.Text.Trim(); SqlConnection conn; conn = new SqlConnection("Data Source=.;Initial Catalog=商品库存管理;Integrated Security=True"); conn.Open(); string find = "insert into[商品库存管理].[dbo].[用户表] values(" + "" + clientnumber + "" + ", '" + clientname + "', '" + clientcode + "', '" + clientpower + "')"; SqlDataAdapter code = new SqlDataAdapter(find, conn); DataSet dt = new DataSet(); code.Fill(dt, "perform"); string find2 = "select*" + " from [商品库存管理].[dbo].[用户表]" + " where [商品库存管理].[dbo].[用户表].用户编号=" + "" + clientnumber + ""; SqlDataAdapter code5 = new SqlDataAdapter(find2, conn); DataSet dg = new DataSet(); code5.Fill(dg, "perform"); dataGridView1.DataSource = dg.Tables["perform"]; MessageBox.Show("插入成功!"); conn.Close(); } else { MessageBox.Show("重新输入密码"); } } else if (this.comboBox2.Text.Trim() == "security" || this.comboBox2.Text.Trim() == "insert" || this.comboBox2.Text.Trim() == "inner" || this.comboBox2.Text.Trim() == "waiter") { int clientnumber = Convert.ToInt32(this.textBox4.Text.Trim()); string clientname = this.textBox5.Text.Trim(); string clientcode = this.textBox6.Text.Trim(); string clientpower = this.comboBox2.Text.Trim(); SqlConnection conn; conn = new SqlConnection("Data Source=.;Initial Catalog=商品库存管理;Integrated Security=True"); conn.Open(); string find = "insert into[商品库存管理].[dbo].[用户表] values(" + "" + clientnumber + "" + ", '" + clientname + "', '" + clientcode + "', '" + clientpower + "')"; SqlDataAdapter code = new SqlDataAdapter(find, conn); DataSet dt = new DataSet(); code.Fill(dt, "perform"); string find2 = "select*" + " from [商品库存管理].[dbo].[用户表]" + " where [商品库存管理].[dbo].[用户表].用户编号=" + "" + clientnumber + ""; SqlDataAdapter code5 = new SqlDataAdapter(find2, conn); DataSet dg = new DataSet(); code5.Fill(dg, "perform"); dataGridView1.DataSource = dg.Tables["perform"]; MessageBox.Show("插入成功!"); conn.Close(); } this.comboBox1.Text = "显示所有"; } else { MessageBox.Show("请填写满!"); } }
private void button3_Click(object sender, EventArgs e) { if (cater == 1) { Form4 f4 = new Form4(); f4.Owner = this; f4.line = line; f4.judge = this.rank; f4.ShowDialog(); if (f4.centect == 1) { Form10 account = new Form10(); account.Owner = this; account.ShowDialog(); name = account.name; string code = this.textBox1.Text.Trim(); if (code != string.Empty) { SqlConnection conn; conn = new SqlConnection("Data Source=.;Initial Catalog=商品库存管理;Integrated Security=True"); conn.Open(); string charge = "update [商品库存管理].[dbo].[用户表]" + "set [商品库存管理].[dbo].[用户表].用户密码='" + code + "'" + "where [商品库存管理].[dbo].[用户表].用户名='" + name.Trim() + "'"; SqlDataAdapter c1 = new SqlDataAdapter(charge, conn); DataSet cou = new DataSet(); int i = c1.Fill(cou); if (i != 0) { MessageBox.Show("成功修改密码"); } else { MessageBox.Show("成功修改密码"); } conn.Close(); } else { } string getname = this.textBox2.Text.Trim(); if (getname != string.Empty) { SqlConnection conn; conn = new SqlConnection("Data Source=.;Initial Catalog=商品库存管理;Integrated Security=True"); conn.Open(); string save = "update [商品库存管理].[dbo].[用户表]" + "set [商品库存管理].[dbo].[用户表].用户名='" + getname + "'" + "where [商品库存管理].[dbo].[用户表].用户名='" + name + "'"; SqlDataAdapter c2 = new SqlDataAdapter(save, conn); DataSet cou2 = new DataSet(); int i = c2.Fill(cou2); if (i != 0) { MessageBox.Show("成功修改用户名"); } else { MessageBox.Show("成功修改用户名"); } conn.Close(); } else { } } else { } } else { MessageBox.Show("输入要更改的东西"); } }