GridViewのフィルターDataEditデータ更新データ

Question

this.Thanks

Answer 1

怒鳴るを変更するgridview.Howの最初のデータ私のC＃コードです：

protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e) { 

     GridView1.PageIndex = e.NewPageIndex; 

     BindGrid(); 

    } 


    private void BindGrid() 
    { 

     string constr = ConfigurationManager.ConnectionStrings["constr"].ConnectionString; 

     using (MySqlConnection con = new MySqlConnection(constr)) 
     { 

      using (MySqlCommand cmd = new MySqlCommand("SELECT * FROM users")) 
      { 

       using (MySqlDataAdapter sda = new MySqlDataAdapter()) 
       { 

        cmd.Connection = con; 

        sda.SelectCommand = cmd; 

        using (DataTable dt = new DataTable()) 
        { 

         sda.Fill(dt); 

         GridView1.DataSource = dt; 

         GridView1.DataBind(); 

        } 

       } 

      } 

     } 

    } 
    protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e) 
    { 
     GridView1.EditIndex = e.NewEditIndex; 

     this.BindGrid(); 
    } 
    protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e) 
    { 
     GridViewRow row = GridView1.Rows[e.RowIndex]; 

     int id = Convert.ToInt32(GridView1.DataKeys[e.RowIndex].Values[0]); 

     string name = (row.FindControl("txtname") as TextBox).Text; 

     string surname = (row.FindControl("txtsurname") as TextBox).Text; 

     string email = (row.FindControl("txtemail") as TextBox).Text; 

     string password = (row.FindControl("txtpassword") as TextBox).Text; 

     string online = (row.FindControl("CheckBox1") as CheckBox).Checked ? "1" : "0"; 

     string constr = ConfigurationManager.ConnectionStrings["constr"].ConnectionString; 

     using (MySqlConnection con = new MySqlConnection(constr)) 
     { 

      using (MySqlCommand cmd = new MySqlCommand("UPDATE users SET name = @name, password = @password , email = @email , password = @password , online = @online WHERE id = @İD")) 
      { 

       using (MySqlDataAdapter sda = new MySqlDataAdapter()) 
       { 

        cmd.Parameters.AddWithValue("@İD", id); 

        cmd.Parameters.AddWithValue("@name", name); 

        cmd.Parameters.AddWithValue("@surname", surname); 

        cmd.Parameters.AddWithValue("@email", email); 

        cmd.Parameters.AddWithValue("@password", password); 

        cmd.Parameters.AddWithValue("@online", online); 

        cmd.Connection = con; 

        con.Open(); 

        cmd.ExecuteNonQuery(); 

        con.Close(); 

       } 

      } 

     } 






     GridView1.EditIndex = -1; 

     this.BindGrid(); 
    } 
    protected void GridView1_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e) 
    { 
     GridView1.EditIndex = -1; 

     this.BindGrid(); 
    } 
    protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e) 
    { 



     int id = Convert.ToInt32(GridView1.DataKeys[e.RowIndex].Values[0]); 

     string constr = ConfigurationManager.ConnectionStrings["constr"].ConnectionString; 

     using (MySqlConnection con = new MySqlConnection(constr)) 
     { 

      using (MySqlCommand cmd = new MySqlCommand("DELETE FROM users WHERE id = @İD")) 
      { 

       using (MySqlDataAdapter sda = new MySqlDataAdapter()) 
       { 

        cmd.Parameters.AddWithValue("@İD", id); 

        cmd.Connection = con; 

        con.Open(); 

        cmd.ExecuteNonQuery(); 

        con.Close(); 

       } 

      } 

     } 





     this.BindGrid(); 
    } 



    public MySqlConnection bag = new MySqlConnection("Server=localhost; userid=root; password=; database=user; Pooling=false"); 

    public DataTable tablo = new DataTable(); 

    public MySqlDataAdapter adtr = new MySqlDataAdapter(); 

    public MySqlCommand kmt = new MySqlCommand(); 


    protected void TextBox1_TextChanged(object sender, EventArgs e) 
    { 



     BindGrid1(); 





    } 

    private void BindGrid1() 
    { 

     MySqlConnection con; 
     con = new MySqlConnection("Server=localhost; userid=root; password=; database=user; Convert Zero Datetime=True; Pooling=false"); 
     string search = "select * from users where name like '%" + TextBox1.Text + "%'"; 
     MySqlDataAdapter adaptor = new MySqlDataAdapter(search, con); 
     DataTable table = new DataTable(); 
     adaptor.Fill(table); 
     GridView1.DataSource = table; 
     GridView1.DataBind(); 

    } 

    protected void Button1_Click(object sender, EventArgs e) 
    { 
     BindGrid1(); 
    } 

    protected void Button2_Click(object sender, EventArgs e) 
    { 
     BindGrid(); 
    } 

    protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e) 
    { 

     if (e.Row.RowType == DataControlRowType.DataRow && GridView1.EditIndex != e.Row.RowIndex) 
     { 


      (e.Row.Cells[5].Controls[2] as LinkButton).Attributes["onclick"] = "return confirm('');"; 


     } 





    }