问题描述
Winform 有 2 个网格。我将 SQL Server 数据库中的相关表显示给他们。
代码如下:
string connectionString = ConfigurationManager.ConnectionStrings["connectionSIPiT"].ConnectionString;
string command = "SELECT UserID,UserName,Login,idArm FROM Users";
string command2 = "SELECT id,name FROM arm";
sqlConnection = new SqlConnection(connectionString);
SqlDataAdapter adapter = new SqlDataAdapter(command2,sqlConnection);
SqlDataAdapter adapter1 = new SqlDataAdapter(command,sqlConnection);
DataSet dataset1 = new DataSet();
adapter.Fill(dataset1,"arm");
adapter1.Fill(dataset1,"Users");
DataColumn keyColumn = dataset1.Tables[0].Columns[0];
DataColumn foreignKeyColumn = dataset1.Tables[1].Columns[3];
dataset1.Relations.Add("armUsers",keyColumn,foreignKeyColumn);
bindingSource1.DataSource = dataset1;
bindingSource1.DataMember = "arm";
bindingSource2.DataSource = bindingSource1;
bindingSource2.DataMember = "armUsers";
gridControl1.DataSource = bindingSource1;
gridControl2.DataSource = bindingSource2;
请帮助我弄清楚如何在 GridControl 中隐藏不必要的列。比如Id)DataTable可以用吗?如果可能的话,举个例子
解决方法
为两个网格设置 DataSource 后,您可以将 Id 列的 Visible 属性设置为 false。
假设 DefaultView 是一个 GridView,下面的代码应该可以完成这项工作。
(gridControl1.DefaultView as GridView).Columns["Id"].Visible = false;