public IndexColumnEditorDialog(List<IndexColumn> ic)
{
table = ic[0].OwningIndex.Table;
indexColumns = ic;
InitializeComponent();
foreach (Column c in table.Columns)
{
if (!String.IsNullOrEmpty(c.ColumnName))
columnNames.Add(c.ColumnName);
}
for (int i=0; i < indexColumns.Count; i++)
{
IndexColumnGridRow row = new IndexColumnGridRow();
row.ColumnName = indexColumns[i].ColumnName;
row.SortOrder = indexColumns[i].SortOrder.ToString();
gridRows.Add(row);
}
columnName.Items.Add("<None>");
columnName.Items.AddRange((object[])columnNames.ToArray());
sortOrder.Items.Add("Ascending");
sortOrder.Items.Add("Descending");
indexColumnBindingSource.DataSource = gridRows;
}
public Table(TableNode node, DataRow row, DataTable columns)
{
owningNode = node;
IsNew = row == null;
Columns = new TablePartCollection<Column>();
Indexes = new TablePartCollection<Index>();
ForeignKeys = new TablePartCollection<ForeignKey>();
// set some defaults that may be overridden with actual table data
Engine = node.DefaultStorageEngine;
PackKeys = PackKeysMethod.Default;
Schema = node.Database;
if (row != null)
ParseTableData(row);
if (columns != null)
ParseColumns(columns);
if (!IsNew)
{
LoadIndexes();
LoadForeignKeys();
}
// now save our current values as old
OldTable = new Table();
ObjectHelper.Copy(this, OldTable);
node.DataSaved += new EventHandler(node_DataSaved);
}
public ForeignKey(Table t, DataRow keyData) : this (t)
{
isNew = keyData == null;
if (!isNew)
{
ParseFKInfo(keyData);
(this as ITablePart).Saved();
}
}
public Index(Table t, DataRow indexData) : this(t)
{
isNew = indexData == null;
oldIndex = new Index(t);
if (!isNew)
{
ParseIndexInfo(indexData);
(this as ITablePart).Saved();
}
}
private void PopulateList(Table table)
{
engineList = new List<string>();
DataTable data = table.OwningNode.GetDataTable("SHOW ENGINES");
foreach (DataRow row in data.Rows)
{
if (!row[1].Equals("NO"))
engineList.Add(row[0].ToString());
}
}
public TableIndexDialog(TableNode node)
{
tableNode = node;
table = tableNode.Table;
InitializeComponent();
foreach (Index i in tableNode.Table.Indexes)
indexList.Items.Add(i.Name);
bool isOk = tableNode.Table.Columns.Count > 0 &&
!String.IsNullOrEmpty(tableNode.Table.Columns[0].ColumnName) &&
!String.IsNullOrEmpty(tableNode.Table.Columns[0].DataType);
addButton.Enabled = isOk;
deleteButton.Enabled = false;
indexList.Enabled = isOk;
}
private void PopulateList(Table table)
{
collationData = table.OwningNode.GetDataTable("SHOW COLLATION");
}
private Index(Table t)
{
table = t;
isNew = true;
}
private ForeignKey(Table t)
{
Table = t;
SetName(String.Format("FK_{0}_{0}", t.Name), true);
Columns = new List<FKColumnPair>();
}
protected override void Load()
{
if (IsNew)
{
table = new Table(this, null, null);
table.Name = Name;
}
else
{
DbConnection connection = (DbConnection)HierarchyAccessor.Connection.GetLockedProviderObject();
string[] restrictions = new string[4] { null, connection.Database, Name, null };
DataTable columnsTable = connection.GetSchema("Columns", restrictions);
DataTable dt = connection.GetSchema("Tables", restrictions);
table = new Table(this, dt.Rows[0], columnsTable);
HierarchyAccessor.Connection.UnlockProviderObject();
}
OnDataLoaded();
}
