Feature Management Modal improvements

[realLiangshiwei]

Resolve #5327

var group = context.AddGroup("MyGroup");

var reporting = group.AddFeature(
    "MyGroup.Reporting",
    displayName: new FixedLocalizableString("Reporting"),
    defaultValue: "false",
    valueType: new ToggleStringValueType());

var pdfReporting = reporting.CreateChild(
    "MyGroup.Reporting.PdfReporting",
    displayName: new FixedLocalizableString("Pdf Reporting"),
    defaultValue: "false",
    valueType: new ToggleStringValueType());


pdfReporting.CreateChild(
    "MyGroup.Reporting.PdfReporting.Quality",
    displayName: new FixedLocalizableString("PdfReporting Quality"),
    defaultValue: "",
    valueType: new SelectionStringValueType()
    {
        ItemSource = new StaticSelectionStringValueItemSource(
            new LocalizableSelectionStringValueItem
            {
                Value = "TestValue",
                DisplayText = new LocalizableStringInfo("TestResourceName", "TestName")
            }, new LocalizableSelectionStringValueItem
            {
                Value = "TestValue2",
                DisplayText = new LocalizableStringInfo("TestResourceName", "TestName")
            }),
        Validator = new AlwaysValidValueValidator()
    });

var pdf = reporting.CreateChild(
    "MyGroup.Reporting.ExcelReporting",
    displayName: new FixedLocalizableString("Excel Reporting"),
    defaultValue: "false",
    valueType: new ToggleStringValueType());

pdf.CreateChild(
    "MyGroup.Reporting.ExcelReporting.FileName",
    displayName: new FixedLocalizableString("Pdf FileName"),
    defaultValue: "",
    valueType: new FreeTextStringValueType(new StringValueValidator(1, 3)));

reporting.CreateChild(
    "MyGroup.Reporting.MaxPage",
    displayName: new FixedLocalizableString("Max page"),
    defaultValue: "1",
    valueType: new FreeTextStringValueType());

group.AddFeature("MyGroup.Count",
    displayName: new FixedLocalizableString("Export max count"),
    valueType: new FreeTextStringValueType(new NumericValueValidator(0, 20)),
    defaultValue: "10");

[hikalkan]

Looks good :)

[hikalkan]

Please resolve the conflict ;)

[realLiangshiwei]

@hikalkan done

[hikalkan]

Thanks, great!