private void TableStructureChangedEventHandler(object sender, ItemChangedEventArgs e)
{
ITableColumn column = e.ItemIndex >= 0 ? (ITableColumn)_table.Columns[e.ItemIndex] : null;
switch (e.ChangeType)
{
case ItemChangeType.ItemAdded:
_columnToPropertyMap[column] = new TableDataPropertyDescriptor(this, column);
NotifyListChanged(new ListChangedEventArgs(ListChangedType.PropertyDescriptorAdded, -1));
break;
case ItemChangeType.ItemChanged:
_columnToPropertyMap[column] = new TableDataPropertyDescriptor(this, column);
NotifyListChanged(new ListChangedEventArgs(ListChangedType.PropertyDescriptorChanged, -1));
break;
case ItemChangeType.ItemRemoved:
_columnToPropertyMap.Remove(column);
NotifyListChanged(new ListChangedEventArgs(ListChangedType.PropertyDescriptorDeleted, -1));
break;
case ItemChangeType.ItemInserted:
case ItemChangeType.Reset:
_columnToPropertyMap.Clear();
NotifyListChanged(new ListChangedEventArgs(ListChangedType.Reset, -1));
break;
}
}
public TableAdapter(ITable table)
{
_table = table;
_table.Items.ItemsChanged += TableDataChangedEventHandler;
_table.Columns.ItemsChanged += TableStructureChangedEventHandler;
// init map of columns to property descriptors
_columnToPropertyMap = new Dictionary <ITableColumn, TableDataPropertyDescriptor>();
foreach (ITableColumn column in _table.Columns)
{
_columnToPropertyMap[column] = new TableDataPropertyDescriptor(this, column);
}
}
