public static TreeListColumnBuilder <TRow> AddFor <TRow, TProperty>(this CollectionFactory <TreeListColumnBuilder <TRow> > factory, Expression <Func <TRow, TProperty> > expression)
{
return(factory.Add(delegate(IHtmlHelperAdapter html, TreeListColumnBuilder <TRow> item)
{
string expressionText = GetExpressionText(html, expression);
item.DataField(expressionText);
ModelExplorer modelExplorer = GetModelExplorer(html, expression);
ModelMetadata modelMetadata = modelExplorer?.Metadata;
if (modelMetadata != null)
{
string displayName = GetDisplayName(modelMetadata);
if (!string.IsNullOrEmpty(displayName))
{
item.Caption(displayName);
}
GridColumnDataType?gridColumnDataType = GetGridColumnDataType(modelMetadata);
if (gridColumnDataType.HasValue)
{
item.DataType(gridColumnDataType.Value);
}
IEnumerable <IDictionary <string, object> > validationRules = DataAnnotationsHelper.GetValidationRules(expressionText, modelExplorer, html.ViewContext);
if (validationRules.Any())
{
item.Options["validationRules"] = validationRules;
}
}
}));
}
public static void PrepareEditorFor <TModel, TProperty>(this WidgetBuilder builder, IHtmlHelperAdapter html, Expression <Func <TModel, TProperty> > expression)
{
ViewContext viewContext = html.ViewContext;
Portability.IModelExpressionProviderAdapter modelExpressionProvider = Portability.GetModelExpressionProvider(viewContext);
ModelExplorer modelExplorer = modelExpressionProvider.GetModelExplorer(expression, new ViewDataDictionary <TModel>(viewContext.ViewData));
string expressionText = modelExpressionProvider.GetExpressionText(expression);
builder.Options["name"] = expressionText;
builder.Options["value"] = modelExplorer?.Model;
builder.ValidationRules = DataAnnotationsHelper.GetValidationRules(expressionText, modelExplorer, viewContext);
}
public static FormSimpleItemBuilder AddSimpleFor <TFormData, TProperty>(this FormItemsFactory <TFormData> factory, Expression <Func <TFormData, TProperty> > expression)
{
return(factory.AddSimple(delegate(IHtmlHelperAdapter html, FormSimpleItemBuilder item)
{
string expressionText = GetExpressionText(html, expression);
item.DataField(expressionText);
ModelExplorer modelExplorer = GetModelExplorer(html, expression);
ModelMetadata modelMetadata = modelExplorer?.Metadata;
if (modelMetadata != null)
{
Func <FormItemEditorFactory, WidgetBuilder> formItemEditor = GetFormItemEditor(modelMetadata);
if (formItemEditor != null && !factory.HasParentOwner("dxDataGrid", "dxTreeList"))
{
item.Editor(formItemEditor);
}
string displayName = GetDisplayName(modelMetadata);
if (!string.IsNullOrEmpty(displayName))
{
item.Label(delegate(FormItemLabelBuilder label)
{
label.Text(displayName);
});
}
string displayPrompt = GetDisplayPrompt(modelMetadata);
if (!string.IsNullOrEmpty(displayPrompt))
{
OptionsOwnerBuilder.GetNestedOptions(item.Options, "editorOptions")["placeholder"] = displayPrompt;
}
string displayDescription = GetDisplayDescription(modelMetadata);
if (!string.IsNullOrEmpty(displayDescription))
{
item.HelpText(displayDescription);
}
IEnumerable <IDictionary <string, object> > validationRules = DataAnnotationsHelper.GetValidationRules(expressionText, modelExplorer, html.ViewContext);
if (validationRules.Any())
{
item.Options["validationRules"] = validationRules;
}
}
}));
}