private void editContent(Content selectedContent) { // Show form for editing parameters gridEditParams.Visibility = Visibility.Visible; // Prepopulate Manufacturer and Model fields if (selectedContent.Manufacturer != "") { txtBxManufacturer.Text = selectedContent.Manufacturer; } if (selectedContent.Model != "") { txtBxModel.Text = selectedContent.Model; } // Get Revit Family Types selectedContent.FamilyTypes = Unifi.GetFamilyTypes(selectedContent); // Add each Revit Family Type to the combobox as items foreach (var familyType in selectedContent.FamilyTypes) { comboFamilyTypes.Items.Add(familyType); } // Select first Family Type in list comboFamilyTypes.SelectedIndex = 0; }