public static void SetDropDownList(ComboBox ddl, DropAddType type, DropAddFlag flag)
{
if (ddl == null)
{
return;
}
ArrayList items = new ArrayList();
if (type == DropAddType.New)
{
switch (flag)
{
case DropAddFlag.Select:
items.Add(new ComboBoxItem("--请选择--", DropAddFlag.Select.ToString()));
break;
case DropAddFlag.All:
items.Add(new ComboBoxItem("--选择全部--", DropAddFlag.All.ToString()));
break;
case DropAddFlag.Null:
items.Add(new ComboBoxItem("", DropAddFlag.Null.ToString()));
break;
}
}
else
{
for (int i = 0; i < ddl.Items.Count; i++)
{
if (ddl.Items[i] is ComboBoxItem)
{
items.Add(ddl.Items[i]);
}
}
}
ddl.Items.Clear();
if (items.Count > 0)
{
ddl.DataSource = items;
ddl.DisplayMember = "Name";
ddl.ValueMember = "Value";
}
if (ddl.Items.Count > 0)
{
ddl.SelectedIndex = 0;
}
}
public static void SetDropDownList(ComboBox ddl, DataTable data, DropAddType type, DropAddFlag flag, string index, string colname)
{
if ((ddl == null) || (data == null))
{
ddl.DataSource = new ArrayList();
return;
}
ArrayList items = new ArrayList();
if (type == DropAddType.New)
{
switch (flag)
{
case DropAddFlag.Select:
items.Add(new ComboBoxItem("--请选择--", DropAddFlag.Select.ToString()));
break;
case DropAddFlag.All:
items.Add(new ComboBoxItem("--选择全部--", DropAddFlag.All.ToString()));
break;
case DropAddFlag.Null:
items.Add(new ComboBoxItem("", DropAddFlag.Null.ToString()));
break;
}
}
else
{
for (int i = 0; i < ddl.Items.Count; i++)
{
if (ddl.Items[i] is ComboBoxItem)
{
items.Add(ddl.Items[i]);
}
}
}
DataTableToItems(items, data, colname);
//ddl.Items.Clear();
if (items.Count > 0)
{
ddl.DataSource = items;
ddl.DisplayMember = "Name";
ddl.ValueMember = "Value";
}
SelectDropDownList(ddl, index);
}
