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[英]Binding in Silverlight 4 to ComboBox in DataGridColumn
[英]DataGridColumn Change to ComboBox
我列出了要用作DataGridview
数据源的usrdetails
。 两个问题:
如何将DataGridview
第三列的列类型从DataGridTextBoxColumn
更改为DataGridComboBoxColumn
?
将第3列更改为ComboBox
如何使用字符串列表填充?
public class usrInfo
{
public string userID { get; set; }
public string username { get; set; }
public string group { get; set; }
public string seclev { get; set; }
public string isext { get; set; }
public usrInfo(string userID, string username, string group, string seclev, string isext)
{
this.userID = userID;
this.username = username;
this.group = group;
this.seclev = seclev;
this.isext = isext;
}
}
public static List<usrInfo> usrdetails = new List<usrInfo>();
private void Form5_Load(object sender, EventArgs e)
{
var comboColumn = new DataGridViewComboBoxColumn();
dataGridView1.DataSource = null;
dataGridView1.DataSource = usrdetails;
for (int i = 0; i < secgrps.Count; i++)
groups.Add(secgrps[i].ToString());
comboColumn.Name ="Security Group";
comboColumn.DataSource = groups;
dataGridView1.Columns.Insert(2, comboColumn);
usrdetails.Add(new usrInfo("domain\\userID", "User Name", "RIGSITE ONLY Wellsite Leader", "7", "Y"));
dataGridView1.Refresh();
if (usrdetails.Count > -1)
num_users = true;
}
您需要将DataGridViewComboBoxColumn
添加到dataGridView1
控件,并将其DataSource
属性分配给所需的字符串集合。
var myStringCollection = new[] {"String1", "String2", "String3"};
var comboColumn = new DataGridViewComboBoxColumn();
comboColumn.Name = "MyComboColumn";
comboColumn.DataSource = myStringCollection; //This sets the source of drop down items
然后将其插入到网格中:
if (dataGridView1.Columns["MyComboColumn"] == null)
{
//The int value as first parameter of Insert() is the desired Column Index
dataGridView1.Columns.Insert(0, comboColumn);
}
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