internal Column(DataRow row, Table source)
{
_table = source;
_unique = new Unique(this, row);
if (row.IsNull("AUTOINCREMENT") == false && (bool)row["AUTOINCREMENT"] == true)
_table.PrimaryKey.AutoIncrement = true;
_dataType = (row.IsNull("DATA_TYPE") == false) ? row["DATA_TYPE"].ToString() : String.Empty;
_columnName = row["COLUMN_NAME"].ToString();
_origName = _columnName;
_allowNulls = (bool)row["IS_NULLABLE"];
_defaultValue = (row.IsNull("COLUMN_DEFAULT") == false) ? row["COLUMN_DEFAULT"].ToString() : String.Empty;
_collate = (row.IsNull("COLLATION_NAME") == false) ? row["COLLATION_NAME"].ToString() : String.Empty;
string edmtype = (row.IsNull("EDM_TYPE") == false) ? row["EDM_TYPE"].ToString() : String.Empty;
if (edmtype == "nvarchar" || edmtype == "varchar" || edmtype == "blob" || edmtype == "nchar" || edmtype == "char")
{
int size = (row.IsNull("CHARACTER_MAXIMUM_LENGTH") == false) ? Convert.ToInt32(row["CHARACTER_MAXIMUM_LENGTH"]) : int.MaxValue;
if (size != int.MaxValue)
_dataType = string.Format("{0}({1})", _dataType, size);
}
else if (edmtype == "decimal")
{
int size = (row.IsNull("NUMERIC_PRECISION") == false) ? Convert.ToInt32(row["NUMERIC_PRECISION"]) : 53;
int scale = (row.IsNull("NUMERIC_SCALE") == false) ? Convert.ToInt32(row["NUMERIC_SCALE"]) : int.MaxValue;
if (size != 53)
{
string scalestr = (scale == int.MaxValue) ? "" : String.Format(",{0}", scale);
_dataType = string.Format("{0}({1}{2})", _dataType, size, scalestr);
}
}
}
private ForeignKey(ForeignKey source)
{
_table = source._table;
_from = new ForeignKeyFromItem(this, source._from.Column);
_to = new ForeignKeyToItem(this, source._to.Catalog, source._to.Table, source._to.Column);
_name = source._name;
_dirty = source._dirty;
}
public TableDesignerDoc(int itemId, DataViewHierarchyAccessor accessor, string tableName)
{
_accessor = accessor;
_connection = accessor.Connection;
_itemId = itemId;
_init = true;
InitializeComponent();
StringBuilder tables = new StringBuilder();
using (DataReader reader = _connection.Command.Execute("SELECT * FROM sqlite_master", 1, null, 30))
{
while (reader.Read())
{
tables.Append(reader.GetItem(2).ToString());
tables.Append(",");
}
}
int n = 1;
if (String.IsNullOrEmpty(tableName))
{
string alltables = tables.ToString();
do
{
tableName = String.Format("Table{0}", n);
n++;
} while (alltables.IndexOf(tableName + ",", StringComparison.OrdinalIgnoreCase) > -1 || _editingTables.ContainsValue(tableName));
_editingTables.Add(GetHashCode(), tableName);
}
_table = new Table(tableName, _connection.ConnectionSupport.ProviderObject as DbConnection, this);
foreach(Column c in _table.Columns)
{
n = _dataGrid.Rows.Add();
_dataGrid.Rows[n].Tag = c;
c.Parent = _dataGrid.Rows[n];
}
_init = false;
if (_dataGrid.Rows.Count > 0)
{
_dataGrid.EndEdit();
_sqlText.Text = _table.OriginalSql;
}
}
internal ForeignKey(DbConnection cnn, Table table, DataRow row)
{
_table = table;
if (row != null)
{
_from = new ForeignKeyFromItem(this, row["FKEY_FROM_COLUMN"].ToString());
_to = new ForeignKeyToItem(this, row["FKEY_TO_CATALOG"].ToString(), row["FKEY_TO_TABLE"].ToString(), row["FKEY_TO_COLUMN"].ToString());
_name = row["CONSTRAINT_NAME"].ToString();
}
else
{
_name = null;
_from = new ForeignKeyFromItem(this, "");
_to = new ForeignKeyToItem(this, _table.Catalog, "", "");
}
}
internal PrimaryKey(DbConnection cnn, Table table, DataRow row)
: base(cnn, table, row)
{
if (String.IsNullOrEmpty(_name) == false && _name.StartsWith("sqlite_", StringComparison.OrdinalIgnoreCase))
_name = null;
}
internal Column(Table table, DataGridViewRow row)
{
_parent = row;
_table = table as Table;
_unique = new Unique(this);
}
internal ForeignKeyEditor(Table parent)
: base(typeof(List<ForeignKey>))
{
_table = parent;
_count = _table.ForeignKeys.Count;
}
internal EditorHolder(Table tbl)
{
_indexes = tbl.Indexes;
_fkeys = tbl.ForeignKeys;
_check = tbl.Check;
_triggers = tbl.Triggers as List<Trigger>;
}
internal IndexEditor(Table parent)
: base(typeof(List<Index>))
{
_table = parent;
}
protected Index(Index source)
{
_table = source._table;
_name = source._name;
_unique = source._unique;
_definition = source._definition;
_conflict = source._conflict;
_dirty = source._dirty;
foreach (IndexColumn c in source._columns)
{
IndexColumn copy = ((ICloneable)c).Clone() as IndexColumn;
copy._parent = this;
_columns.Add(copy);
}
}
internal Index(DbConnection cnn, Table table, DataRow index)
{
_table = table;
if (index != null)
{
_name = index["INDEX_NAME"].ToString();
_unique = (bool)index["UNIQUE"];
_definition = index["INDEX_DEFINITION"].ToString();
using (DataTable tbl = cnn.GetSchema("IndexColumns", new string[] { table.Catalog, null, table.Name, Name }))
{
foreach (DataRow row in tbl.Rows)
{
_columns.Add(new IndexColumn(this, row));
}
}
}
}
internal CheckEditor(Table parent)
: base(typeof(List<string>))
{
_table = parent;
}
