Customize autogenerated fields

You can customize the automatically generated fields by using the following predefined attributes:

DefaultValue

The DefaultValue attribute determines the predefined value that is displayed when the widget editor opens initially. Afterword’s, the user can overwrite it.

To apply this attribute, use the following code sample:

DisplayName

If you add this attribute to a property of the widget, the property title is displayed according to the specified value.

To apply this attribute, use the following code sample: 

Description

This attribute serves as instructional text for the field. It provides instructional text to clarify the usage of the field.

The description looks in the following way:

To apply this attribute, use the following code sample:

DescriptionExtended

This attribute inherits the Description attribute and adds two additional properties to provide additional UI elements for enhancing the field visualization – InlineDescription and InstructionalNotes.

The attribute looks in the following way:

description-extended 

To apply this attribute, use the following code sample:

Placeholder

This attribute specifies a placeholder text in the input field. You can use it to visualize a predefined text in the input field that will be overwritten by the user. It is valid for fields of type string only.

The attribute looks in the following way:

placeholder

To add this attribute, use the following code:

Mirror

This attribute sets a field that mirrors its value from another field. For example, the page title for search engines is mirrored from the page title and it can be later overwritten. It is valid for fields of type string only.

The attribute looks in the following way:

mirror-field

To add this attribute, use the following code:

Browsable

If you add this attribute to a property of the widget, the property is not displayed in the property editor, and it will not be persisted in the database. This property becomes hidden.

To add the attribute, use the following code:

TableView

This attribute is valid for complex objects. It controls whether to render the complex object inline as a table or as a section. You can also use it with lists of complex or primitive properties to modify the way the table looks like. For more information >> Lists.

By using this attribute, you can:

  • Control whether the table rows can be reordered by drag-and-drop
  • Control whether a single or multiple table rows can be selected by default
  • Control whether many rows can be added at once either from selecting a predefined list or by entering values manually.

Complex object as a table view

The attribute makes a complex object look in the following way:

complex-object-table

Reorderable table view with selectable rows and Add many options

You can use the table view with lists of complex or primitive properties to make table rows selectable and reorderable.

The table looks in the following way:

CoreTable

Add many option

You can add Add many button. It is used to add a longer list at bulk. You can also use a set of predefined list that you can find useful, such as Timezones or Countries.

The option looks in the following way:

CoreAddMany

To add the table view attribute, use the following code:

NOTE: If the ComplexObject have more than 5 fields, the field will fallback to the section view.

You can provide predefined lists with values in a JSON file. You place the file in one of the following:

  • In the root folder - wwwroot/js/{widget_name}/{file_name}.json
  • As embedded resource – Scripts/{widget_name}/{file_name}.json

The file must have the following structure:

DataType

This attribute controls the visualization of the field.

You can use it in the following ways:

HTML editor

Use the DataType attribute to display a string field type as an HTML editor.

The HTML field looks in the following way:

html-field

Color picker

Use the DataType attribute to display a string field type as a color picker. You can combine the DataType and the DefaultValue attribute.

The color picker looks in the following way:

color-field

Text area

Use the DataType attribute to display a string field type as a text area. 

The text area field looks in the following way:

CoreText

Checkbox

To display a Boolean field type as a checkbox, use the following code:

The checkbox looks in the following way:

checkbox-field

Radio button

Use this attribute to display a single option selector as a radio button. You use this attribute with the enum type.

The radio button looks in the following way:

RadioButtonNetCore

Chip selector with enum values

Use this attribute to display a single option selector values as a chip selector. You use this attribute with the enum type.

The chip selector with values looks in the following way:

enum-chipchoice

Chip selector with int values

Use this attribute to display a single option selector integer values as a chip selector. You use this attribute with the int type.

The chip selector with numbers looks in the following way:

IntChip

Dropdown

Use the attribute to display a single option selector as dropdown. You can either do this using an enum type or by utilizing the ChoiceAttribute.

The dropdown field looks in the following way:

CoreDropdown

Password

Use the attribute to display a string field type as a password field.

The password field looks in the following way:

CorePass

Range

Use the attribute to display a build in component for setting a range. 

The range field looks in the following way:

CoreRange

File types

Use the attribute to display a build in component for selecting allowed file types. 

The field looks in the following way:

CoreFiletypes

Attributes

Use the attribute to display a build in component for creating and modeling attributes. The attributes are plain key-value pairs. This way, you can use the component for multiple purposes that can take advantage of such data structure.

The field looks in the following way:

CoreAttributes

To apply the DataType attribute, use the following code sample:

ViewSelector

If your widget has more than one views, you can use this attribute to visualize the views of the widget designer in a dropdown box, so that the user can select them. You can combine it with a DefaultValue attribute that holds the name of the default view.

The attribute looks in the following way:

view-selector

To add this attribute, use the following code:

Copy

This attribute controls the .NET Core editor functionality for copying widget properties in another widget. You can use the copy attribute to specify which widget properties will be copied and which will be excluded when the widget is copied.

To add this attribute to a property, use the following code:

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