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();
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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");
}
}
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