// update table tree to reflect new connection string
private void UpdateTableTree()
{
// initialize table tree
NGTreeNode rootNode = new NGTreeNodeWithImageIndex();
var ndTables = new NGTreeNodeWithImageIndex {
Text = Current.ResourceService.GetString("Gui.DataConnection.Tables"), ImageIndex = 0, SelectedImageIndex = 0
};
var ndViews = new NGTreeNodeWithImageIndex {
Text = Current.ResourceService.GetString("Gui.DataConnection.Views"), ImageIndex = 1, SelectedImageIndex = 1
};
// populate using current schema
if (Schema != null)
{
// populate the tree
foreach (System.Data.DataTable dt in Schema.Tables)
{
// create new node, save table in tag property
var node = new NGTreeNodeWithImageIndex {
Text = dt.TableName
};
node.Tag = dt;
// add new node to appropriate parent
switch (OleDbSchema.GetTableType(dt))
{
case TableType.Table:
ndTables.Nodes.Add(node);
node.ImageIndex = node.SelectedImageIndex = 0;
AddDataColumns(node, dt);
break;
case TableType.View:
ndViews.Nodes.Add(node);
node.ImageIndex = node.SelectedImageIndex = 1;
AddDataColumns(node, dt);
break;
}
}
// add non-empty nodes to tree
foreach (NGTreeNode nd in new NGTreeNode[] { ndTables, ndViews })
{
if (nd.Nodes.Count > 0)
{
nd.Text = string.Format("{0} ({1})", nd.Text, nd.Nodes.Count);
rootNode.Nodes.Add(nd);
}
}
// expand tables node
ndTables.IsExpanded = true;
_treeTableNodes = rootNode;
if (null != _view)
{
_view.SetTableTreeDataSource(_treeTableNodes);
}
}
}
private void UpdateTableTree()
{
// initialize table tree
var nodes = _treeRootNode.Nodes;
nodes.Clear();
var ndTables = new NGTreeNodeWithImageIndex()
{
Text = Current.ResourceService.GetString("Gui.DataConnection.Tables"), ImageIndex = 0, SelectedImageIndex = 0
};
var ndViews = new NGTreeNodeWithImageIndex()
{
Text = Current.ResourceService.GetString("Gui.DataConnection.Views"), ImageIndex = 1, SelectedImageIndex = 1
};
var ndProcs = new NGTreeNodeWithImageIndex()
{
Text = Current.ResourceService.GetString("Gui.DataConnection.StoredProcedures"), ImageIndex = 2, SelectedImageIndex = 2
};
// populate using current schema
if (_schema != null)
{
// populate the tree
foreach (System.Data.DataTable dt in _schema.Tables)
{
// create new node, save table in tag property
var node = new NGTreeNodeWithImageIndex()
{
Text = dt.TableName
};
node.Tag = dt;
if (IsTableNameIdentical(dt.TableName, TableName))
{
node.IsExpanded = true;
node.IsSelected = true;
}
// add new node to appropriate parent
switch (OleDbSchema.GetTableType(dt))
{
case TableType.Table:
ndTables.Nodes.Add(node);
node.ImageIndex = node.SelectedImageIndex = 0;
break;
case TableType.View:
ndViews.Nodes.Add(node);
node.ImageIndex = node.SelectedImageIndex = 1;
break;
case TableType.Procedure:
ndProcs.Nodes.Add(node);
node.ImageIndex = node.SelectedImageIndex = 2;
break;
}
}
// add non-empty nodes to tree
foreach (NGTreeNode nd in new NGTreeNode[] { ndTables, ndViews, ndProcs })
{
if (nd.Nodes.Count > 0)
{
nd.Text = string.Format("{0} ({1})", nd.Text, nd.Nodes.Count);
nodes.Add(nd);
}
}
// expand tables node
ndTables.IsExpanded = true;
// done
if (null != _view)
{
_view.SetTreeSource(_treeRootNode);
}
}
}
