/// <summary>
/// 填充指定ComboBox的内容
/// </summary>
/// <param name="cbx">要进行填充的ComboBox</param>
/// <param name="tableInstance">数据源（表的实例）</param>
/// <param name="hasNewItem">是否拥有“新建”项</param>
/// <param name="hasEmptyItem">是否拥有空白项</param>
public static void FillComboBoxItems(ComboBox cbx, AbstractTableInstance tableInstance, bool hasNewItem, bool hasEmptyItem)
{
DataTable records = tableInstance.Records;
if (hasNewItem)
{
records.Rows.InsertAt(records.NewRow(), 0);
records.Rows[0][tableInstance.DisplayColumnName] = DataOperateTypeDisplayWrods.New;
records.Rows[0][tableInstance.PrimaryKeyColumnName] = 0;
}
if (hasEmptyItem)
{
records.Rows.InsertAt(records.NewRow(), 0);
records.Rows[0][tableInstance.DisplayColumnName] = string.Empty;
records.Rows[0][tableInstance.PrimaryKeyColumnName] = -1;
}
cbx.DataSource = records;
cbx.DisplayMember = tableInstance.DisplayColumnName;
cbx.ValueMember = tableInstance.PrimaryKeyColumnName;
if (hasNewItem && records.Rows.Count > 1)
{
cbx.SelectedIndex = 1;
}
}
/// <summary>
/// 填充指定ComboBox的内容
/// </summary>
/// <param name="cbx">要进行填充的ComboBox</param>
/// <param name="tableInstance">数据源（表的实例）</param>
public static void FillComboBoxItems(ComboBox cbx, AbstractTableInstance tableInstance)
{
FillComboBoxItems(cbx, tableInstance, false);
}
/// <summary>
/// 填充指定ComboBox的内容
/// </summary>
/// <param name="cbx">要进行填充的ComboBox</param>
/// <param name="tableInstance">数据源（表的实例）</param>
/// <param name="hasNewItem">是否拥有“新建”项</param>
public static void FillComboBoxItems(ComboBox cbx, AbstractTableInstance tableInstance, bool hasNewItem)
{
FillComboBoxItems(cbx, tableInstance, hasNewItem, false);
}