void CurrentGrid_PropertyValueChanged(object s, PropertyValueChangedEventArgs e)
{
GridItem item = e.ChangedItem;
if (item.Label == "Id" && !String.IsNullOrEmpty((string)e.OldValue))
{
XmlAttributePropertyDescriptor pd = (XmlAttributePropertyDescriptor)item.PropertyDescriptor;
XmlNodeList equalNamedColumns = pd.Attribute.OwnerElement.ParentNode.SelectNodes(String.Format("wix:Column[@Id='{0}']", item.Value), WixFiles.WxsNsmgr);
if (equalNamedColumns.Count >= 2)
{
MessageBox.Show(String.Format("There is already a column with the name \"{0}\"!", item.Value), "Duplicate column name", MessageBoxButtons.OK, MessageBoxIcon.Error);
// Rollback
WixFiles.UndoManager.Undo();
// Refresh the tree
if (CurrentTreeView.SelectedNode != null)
{
XmlNode node = (XmlNode)currTreeView.SelectedNode.Tag;
string displayName = GetDisplayName(node);
if (displayName != null && displayName.Length > 0 &&
currTreeView.SelectedNode.Text != displayName)
{
currTreeView.SelectedNode.Text = displayName;
}
}
// and the grid
CurrentGrid.Refresh();
}
else
{
// Rename all row elements
foreach (XmlElement dataElement in pd.Attribute.OwnerElement.ParentNode.SelectNodes(String.Format("wix:Row/wix:Data[@Column='{0}']", e.OldValue), WixFiles.WxsNsmgr))
{
dataElement.SetAttribute("Column", (string)item.Value);
}
}
}
}
