/// <summary>
/// 绑定下拉列表控件为指定的数据字典列表
/// </summary>
/// <param name="combo">下拉列表控件</param>
/// <param name="itemList">数据字典列表</param>
/// <param name="defaultValue">控件默认值</param>
public static void BindDictItems(this CustomGridLookUpEdit combo, List <CListItem> itemList, string defaultValue)
{
string displayName = "显示内容";
const string valueName = "值内容";
const string pinyin = "拼音码";
DataTable dt = DataTableHelper.CreateTable(string.Format("{0},{1},{2}", displayName, valueName, pinyin));
foreach (CListItem item in itemList)
{
DataRow row = dt.NewRow();
row[displayName] = item.Text;
row[valueName] = item.Value;
row[pinyin] = Pinyin.GetFirstPY(item.Text);
dt.Rows.Add(row);
}
combo.Properties.ValueMember = valueName;
combo.Properties.DisplayMember = displayName;
combo.Properties.DataSource = dt;
combo.Properties.PopulateViewColumns();
combo.Properties.View.Columns[valueName].Visible = false;
if (!string.IsNullOrEmpty(defaultValue))
{
combo.Text = defaultValue;
}
if (!string.IsNullOrEmpty(defaultValue))
{
combo.EditValue = defaultValue;
}
}
/// <summary>
/// 设置下拉列表选中指定的值
/// </summary>
/// <param name="combo">下拉列表</param>
/// <param name="value">指定的CListItem中的值</param>
public static void SetComboBoxItem(this CustomGridLookUpEdit combo, string value)
{
combo.EditValue = value;
}
/// <summary>
/// 绑定下拉列表控件为指定的数据字典列表
/// </summary>
/// <param name="combo">下拉列表控件</param>
/// <param name="itemList">数据字典列表</param>
public static void BindDictItems(this CustomGridLookUpEdit combo, List <CListItem> itemList)
{
BindDictItems(combo, itemList, null);
}
/// <summary>
/// 获取下拉列表的值
/// </summary>
/// <param name="combo">下拉列表</param>
/// <returns></returns>
public static string GetComboBoxValue(this CustomGridLookUpEdit combo)
{
return(combo.EditValue as string);
}