GridView删除,编辑应用

using TestWeb.HR.BusinessLogicLayer;


using TestWeb.HR.DataAccessLayer;


public partial class HR_CompanyView : System.Web.UI.UserControl




...{


protected void Page_Load(object sender, EventArgs e)




...{


if (!this.IsPostBack)




...{


GetAllCompanies(); //初试加载所有公司


}


}




/**//// <summary>


/// 返回所有公司


/// </summary>


private void GetAllCompanies()




...{


try




...{


List<Company> companyList = new List<Company>();


companyList = Company.GetAllCompanies();


if (companyList != null)




...{


this.GridView1.DataSource = companyList;


this.GridView1.DataBind();


}


}


catch (Exception ex)




...{


ShowMessage.ErrorMessage(this.Page, ex.Message);


}


}




/**//// <summary>


/// 编辑公司


/// </summary>


/// <param name="sender"></param>


/// <param name="e"></param>


protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e)




...{


this.GridView1.EditIndex = e.NewEditIndex;


GetAllCompanies();


}




/**//// <summary>


/// 取消编辑


/// </summary>


/// <param name="sender"></param>


/// <param name="e"></param>


protected void GridView1_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)




...{


this.GridView1.EditIndex = -1;


GetAllCompanies();


}




/**//// <summary>


/// 更新公司


/// </summary>


/// <param name="sender"></param>


/// <param name="e"></param>


protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)




...{


GridViewRow uprow = this.GridView1.Rows[e.RowIndex];


TextBox text1 = (TextBox)uprow.Cells[0].FindControl("TextBox1");


TextBox text2 = (TextBox)uprow.Cells[0].FindControl("TextBox2");


TextBox text3 = (TextBox)uprow.Cells[0].FindControl("TextBox3");


HyperLink hlk = (HyperLink)uprow.Cells[0].FindControl("HyperLink1");


int companyId = Convert.ToInt32(this.GridView1.DataKeys[e.RowIndex].Value);


//直接调用存储过程进行更新


string connectionstring = ConfigurationManager.ConnectionStrings["TESTDB_Database_Connection"].ConnectionString;


SqlCommand upcmd = new SqlCommand();


upcmd.CommandType = CommandType.StoredProcedure;


upcmd.CommandText = "UPCompany";


upcmd.Parameters.Add("@CompanyName", SqlDbType.VarChar, 50);


upcmd.Parameters["@CompanyName"].Value = text1.Text.Trim();


upcmd.Parameters.Add("@Phone", SqlDbType.VarChar, 50);


upcmd.Parameters["@Phone"].Value = text2.Text.Trim();


upcmd.Parameters.Add("@Fax", SqlDbType.VarChar, 50);


upcmd.Parameters["@Fax"].Value = text3.Text.Trim();


upcmd.Parameters.Add("@WebSite", SqlDbType.VarChar, 50);


upcmd.Parameters["@WebSite"].Value = hlk.Text.Trim();


upcmd.Parameters.Add("@CompanyId", SqlDbType.Int, 4);


upcmd.Parameters["@CompanyId"].Value = companyId;


SqlConnection con = new SqlConnection(connectionstring);


upcmd.Connection = con;


con.Open();


upcmd.ExecuteNonQuery();


con.Close();




this.GridView1.EditIndex = -1;


GetAllCompanies();


}




/**//// <summary>


/// 删除公司


/// </summary>


/// <param name="sender"></param>


/// <param name="e"></param>


protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)




...{


int companyId = Convert.ToInt32(this.GridView1.DataKeys[e.RowIndex].Value);


string connectionstring = ConfigurationManager.ConnectionStrings["TESTDB_Database_Connection"].ConnectionString;


SqlCommand delcmd = new SqlCommand();


delcmd.CommandType = CommandType.StoredProcedure;


delcmd.CommandText = "HR_DeleteCompanyByCompanyId";


delcmd.Parameters.Add("@CompanyId", SqlDbType.Int, 4);


delcmd.Parameters["@CompanyId"].Value = companyId;


SqlConnection _Con = new SqlConnection(connectionstring);


delcmd.Connection = _Con;


_Con.Open();


delcmd.ExecuteNonQuery();


_Con.Close();


GetAllCompanies();


}




/**//// <summary>


/// 允许分页


/// </summary>


/// <param name="sender"></param>


/// <param name="e"></param>


protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)




...{


this.GridView1.PageIndex = e.NewPageIndex;


GetAllCompanies();


}




/**//// <summary>


/// 焦点行颜色变化


/// </summary>


/// <param name="sender"></param>


/// <param name="e"></param>


protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)




...{


if (e.Row.RowType == DataControlRowType.DataRow)




...{


//当鼠标放上去的时候 先保存当前行的背景颜色 并给附一颜色


e.Row.Attributes.Add("onmouseover", "currentcolor=this.style.backgroundColor;this.style.backgroundColor='yellow',this.style.fontWeight='';");


//当鼠标离开的时候 将背景颜色还原的以前的颜色


e.Row.Attributes.Add("onmouseout", "this.style.backgroundColor=currentcolor,this.style.fontWeight='';");


}


//单击行改变行背景颜色


if (e.Row.RowType == DataControlRowType.DataRow)




...{


e.Row.Attributes.Add("onclick", "this.style.backgroundColor='#99cc00'; this.style.color='buttontext';this.style.cursor='default';");


}


}




/**//// <summary>


/// 根据ID获取公司详细信息


/// </summary>


/// <param name="sender"></param>


/// <param name="e"></param>


protected void Button1_Click(object sender, EventArgs e)




...{


Response.Redirect("~/CompanyDetails.aspx");


}


}