259 lines
8.5 KiB
C#
259 lines
8.5 KiB
C#
using System;
|
||
using System.Collections.Generic;
|
||
using System.Linq;
|
||
using System.Text;
|
||
using System.Data;
|
||
using System.Data.SqlClient;
|
||
using System.Windows.Forms;
|
||
using System.Runtime.InteropServices;
|
||
|
||
namespace AGVSystem
|
||
{
|
||
|
||
/// <summary>
|
||
/// 数据库操作
|
||
/// </summary>
|
||
public class ClsDBConn_sql
|
||
{
|
||
/// <summary>
|
||
/// 获取CPU运行的时间
|
||
/// </summary>
|
||
/// <returns></returns>
|
||
[DllImport("kernel32")]
|
||
static extern uint GetTickCount();
|
||
|
||
private System.Data.DataSet dt = new System.Data.DataSet();
|
||
private SqlConnection sqlconn = new SqlConnection(Cls.Param.connectStr);
|
||
private SqlDataAdapter sqladapter = null;
|
||
private SqlCommandBuilder sqlcommandb = null;
|
||
private SqlCommandBuilder sqlcommandb_ds = null;
|
||
private BindingSource bindsource = new BindingSource();
|
||
private SqlCommand command = null;
|
||
|
||
/// <summary>
|
||
/// 关闭连接
|
||
/// </summary>
|
||
public void ConnClosed()
|
||
{
|
||
try
|
||
{
|
||
if (sqlconn != null)
|
||
{
|
||
if (sqlconn.State == ConnectionState.Open)
|
||
{
|
||
sqlconn.Close();
|
||
}
|
||
}
|
||
}
|
||
catch
|
||
{
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 连接数据库返回dataset
|
||
/// </summary>
|
||
/// <param name="str"> SQL语句</param>
|
||
/// <returns></returns>
|
||
public System.Data.DataSet connDt(string str)
|
||
{
|
||
try
|
||
{
|
||
if (sqlconn.State != ConnectionState.Open)
|
||
sqlconn.Open();
|
||
sqladapter = new SqlDataAdapter(str, sqlconn);
|
||
sqlcommandb = new SqlCommandBuilder(sqladapter);
|
||
if (dt.Tables.Count > 0)
|
||
dt.Tables.Clear();
|
||
sqladapter.Fill(dt);
|
||
return dt;
|
||
}
|
||
catch (Exception err)
|
||
{
|
||
MessageBox.Show("SQL：" + str + " , \r\n" + err.Message + " \r\n FunctionName：connDt", "错误！", MessageBoxButtons.OK, MessageBoxIcon.Error);
|
||
return null;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 返回可更新的dataset
|
||
/// </summary>
|
||
/// <param name="str"> SQL语句</param>
|
||
/// <returns></returns>
|
||
public System.Data.DataSet dtEdit(string str)
|
||
{
|
||
try
|
||
{
|
||
sqladapter = new SqlDataAdapter(str, sqlconn);
|
||
sqlcommandb_ds = new SqlCommandBuilder(sqladapter);
|
||
if (dt.Tables.Count > 0)
|
||
dt.Tables.Clear();
|
||
sqladapter.Fill(dt);
|
||
return dt;
|
||
}
|
||
catch (Exception err)
|
||
{
|
||
MessageBox.Show("SQL：" + str + " , \r\n" + err.Message + " \r\n FunctionName：dtEdit", "错误！", MessageBoxButtons.OK, MessageBoxIcon.Error);
|
||
return null;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 更新Dataset数据到数据库
|
||
/// </summary>
|
||
/// <param name="ds"></param>
|
||
/// <param name="adapter"></param>
|
||
/// <returns></returns>
|
||
public bool dtCommit(System.Data.DataSet ds )
|
||
{
|
||
try
|
||
{
|
||
//Int64 t1 = GetTickCount();
|
||
int DS = ds.Tables[0].Rows.Count;
|
||
|
||
sqladapter.Update(ds);
|
||
//Int64 t2 = GetTickCount() - t1;
|
||
//if (t2 > 2)
|
||
// MessageBox.Show("update time:"+t2.ToString());
|
||
}
|
||
catch
|
||
{
|
||
//MessageBox.Show(err.Message+"EventName：dtCommit");
|
||
return false;
|
||
}
|
||
return true;
|
||
}
|
||
|
||
/// <summary>
|
||
/// 数据库连接到datagridview
|
||
/// </summary>
|
||
/// <param name="str">sql语句</param>
|
||
/// <param name="dataGridView">datagridview控件名称</param>
|
||
public bool connDGV(string str, DataGridView dgv)
|
||
{
|
||
try
|
||
{
|
||
if (sqlconn.State == ConnectionState.Open) sqlconn.Close();
|
||
sqladapter = new SqlDataAdapter(str, sqlconn);
|
||
if (dt.Tables.Count > 0)
|
||
dt.Tables.Clear();
|
||
sqladapter.Fill(dt);
|
||
if (dt.Tables.Count > 0)
|
||
dgv.DataSource = dt.Tables[0].Copy();
|
||
return true;
|
||
}
|
||
catch (Exception err)
|
||
{
|
||
MessageBox.Show("SQL：" + str + " , \r\n" + err.Message + " \r\n FunctionName：connDGV", "错误！", MessageBoxButtons.OK, MessageBoxIcon.Error);
|
||
return false;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 数据库连接到datagridview，并可通过datagridview修改数据库
|
||
/// </summary>
|
||
/// <param name="str">sql语句</param>
|
||
/// <param name="dataGridView">datagridview控件名称</param>
|
||
public bool connDgvEdit(string str, DataGridView dgv)
|
||
{
|
||
try
|
||
{
|
||
if (sqlconn.State == ConnectionState.Open) sqlconn.Close();
|
||
sqladapter = new SqlDataAdapter(str, sqlconn);
|
||
if (dt.Tables.Count > 0)
|
||
dt.Tables.Clear();
|
||
sqladapter.Fill(dt);
|
||
sqlcommandb = new SqlCommandBuilder(sqladapter);
|
||
bindsource.DataSource = dt.Tables[0];
|
||
dgv.DataSource = dt.Tables[0];
|
||
dgv.DataSource = bindsource;
|
||
return true;
|
||
}
|
||
catch (Exception err)
|
||
{
|
||
MessageBox.Show("SQL：" + str + " , \r\n" + err.Message + " \r\n FunctionName：connDGVEdit", "错误！", MessageBoxButtons.OK, MessageBoxIcon.Error);
|
||
return false;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 提交datagridview的数据
|
||
/// </summary>
|
||
/// <param name="dataGridView">datagridview控件名称</param>
|
||
public bool DgvCommit(DataGridView dgv)
|
||
{
|
||
try
|
||
{
|
||
dgv.EndEdit();
|
||
bindsource.EndEdit();
|
||
sqladapter.Update(dt.Tables[0]);
|
||
return true;
|
||
}
|
||
catch (Exception err)
|
||
{
|
||
MessageBox.Show(err.Message + " \r\n FunctionName：DgvCommit", "错误！", MessageBoxButtons.OK, MessageBoxIcon.Error);
|
||
return false;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 直接执行SQL语句
|
||
/// </summary>
|
||
/// <param name="sqlstr"></param>
|
||
/// <returns></returns>
|
||
public string Command(string sqlstr)
|
||
{
|
||
try
|
||
{
|
||
int count = 0;
|
||
if (sqlconn.State != ConnectionState.Open) sqlconn.Open();
|
||
command = new SqlCommand(sqlstr, sqlconn);
|
||
count = command.ExecuteNonQuery();
|
||
//sqlconn.Close();
|
||
return count.ToString();
|
||
}
|
||
catch (Exception err)
|
||
{
|
||
return "SQL：" + sqlstr + " , \r\n" + err.Message + " \r\n FunctionName：Command";
|
||
}
|
||
}
|
||
|
||
public bool DtCommand(string Sqlstr, string[,] insertValue)
|
||
{
|
||
try
|
||
{
|
||
if (sqlconn.State == ConnectionState.Open) sqlconn.Close();
|
||
sqladapter = new SqlDataAdapter(Sqlstr, sqlconn);
|
||
if (dt.Tables.Count > 0)
|
||
dt.Tables.Clear();
|
||
sqlcommandb = new SqlCommandBuilder(sqladapter);
|
||
sqladapter.Fill(dt);
|
||
for (int rw = 0; rw < insertValue.GetLength(0); rw++)
|
||
{
|
||
System.Data.DataRow drow = dt.Tables[0].NewRow();
|
||
for (int cl = 0; cl < insertValue.GetLength(1); cl++)
|
||
{
|
||
drow[cl] = insertValue[rw, cl];
|
||
}
|
||
dt.Tables[0].Rows.Add(drow);
|
||
}
|
||
sqladapter.Update(dt);
|
||
sqlconn.Close();
|
||
return true;
|
||
}
|
||
catch (Exception err)
|
||
{
|
||
MessageBox.Show(err.Message, "错误！", MessageBoxButtons.OK, MessageBoxIcon.Error);
|
||
return false;
|
||
}
|
||
}
|
||
|
||
public void gg()
|
||
{
|
||
bindsource.AddNew();
|
||
bindsource.MoveLast();
|
||
}
|
||
|
||
}
|
||
}
|