public static TransformNode GetTransformOptions(IUIService uiService, LinkedList <TransformNode> nodes)
{
ImportStepOptions form = myForm;
if (form == null)
{
myForm = form = new ImportStepOptions();
form.TransformsCombo.SelectedValueChanged += new EventHandler(
delegate(object sender, EventArgs e)
{
ComboBox senderCombo = (ComboBox)sender;
PropertyGrid gridControl = ((ImportStepOptions)senderCombo.Parent).TransformOptionsPropertyGrid;
TransformNode selectedNode = (TransformNode)senderCombo.SelectedItem;
gridControl.SelectedObject = (selectedNode != null) ? selectedNode.CreateDynamicParametersTypeDescriptor() : null;
});
}
ComboBox combo = form.TransformsCombo;
PropertyGrid grid = form.TransformOptionsPropertyGrid;
ComboBox.ObjectCollection items = combo.Items;
foreach (TransformNode node in nodes)
{
items.Add(node);
}
combo.SelectedIndex = 0;
if (nodes.Count == 1)
{
grid.Select();
}
TransformNode retVal = null;
if (DialogResult.OK == uiService.ShowDialog(form))
{
TransformNode node = (TransformNode)combo.SelectedItem;
if (node != null)
{
node.SynchronizeArguments();
retVal = node;
}
}
items.Clear();
grid.SelectedObject = null;
return(retVal);
}