Elemento Required
Define la condición cuando es necesario que un componente de interfaz de usuario tenga un valor válido.
| Atributo | Uso | Descripción | Valores válidos |
|---|---|---|---|
| messageKey | opcional |
cadena |
|
| propertyName | opcional |
cadena |
Representación de XML
<xs:element name="Required">
<xs:sequence>
<xs:group ref="CONDITION-EXPRESSION" minOccurs="0">
<xs:choice>
<xs:element ref="Condition"/>
<xs:element ref="And"/>
<xs:element ref="Or"/>
<xs:element ref="Not"/>
</xs:choice>
</xs:group>
</xs:sequence>
<xs:attribute name="propertyName" type="xs:string" use="optional"/>
<xs:attribute name="messageKey" type="xs:string"
use="optional"/>
</xs:element>Elementos padre
ActionButton, CheckBoxControl, CheckBoxGroupControl, ClientDirectoryChooserControl, ClientFileChooserControl, ComboBoxControl, DBConnectionChooserControl, DBTableChooserControl, ExtensionObjectPanel, FieldAllocationList, ItemChooserControl, ModelViewerPanel, MultiFieldAllocationControl, MultiFieldChooserControl, MultiFieldSelectionTableControl, MultiItemChooserControl, OutputViewerPanel, PasswordBoxControl, PropertiesPanel, PropertiesSubPanel, PropertyControl, RadioButtonGroupControl, SelectorPanel, ServerDirectoryChooserControl, ServerFileChooserControl, SingleFieldAllocationControl, SingleFieldChooserControl, SingleFieldValueChooserControl, SingleItemChooserControl, SpinnerControl, StaticText, SystemControls, TabbedPanel, TableControl, TextAreaControl, TextBoxControl, TextBrowserPanel