datagridview 数据处理方法 修改 删除 添加 下拉类表 弹出窗口

//cmb_Temp.DropDownStyle =ComboBoxStyle.DropDown; //可以写入 // cmb_Temp.DropDownStyle = ComboBoxStyle.Simple;

}

private void button1_Click(object sender, EventArgs e)

{

//提交数据库操作，。。。。。修改数据

DataOperate mydopt = new DataOperate();

string mysql = "";

//修改数据

if(ID_TB.Text!="-1")

mysql = "update user_tb1 set user_id='" + USER_ID_TB.Text

+ "',user_password='" + USER_PWD_TB.Text

+ "',user_class_id=" + USER_CLASS_CB.SelectedValue

+ ",user_name='" + USER_NAME_TB.Text

+ "',user_sex='" + USER_SEX_TB.Text

+ "' where id=" +ID_TB.Text;

else if (ID_TB.Text == "-1")

{ mysql = "insert into user_tb1

(user_id,user_password,user_class_id,user_name,user_sex) values('"

+ USER_ID_TB.Text + "','"

+ USER_PWD_TB.Text + "',"

+ USER_CLASS_CB.SelectedValue + ",'"

+ USER_NAME_TB.Text + "','"

+ USER_SEX_TB.Text + "')";

}

// MessageBox.Show(mysql);

mydopt.getCom(mysql);

this.DialogResult = DialogResult.OK;

}

private void button2_Click(object sender, EventArgs e)

{

this.DialogResult = DialogResult.Cancel;

}

}

}

三、 直接在datagridview上修改、添加、删除。不需要添加textbox。而且在view