AppearanceController.RefreshItemAppearance(IViewInfo, String, String, Object, Object[], EvaluatorContextDescriptor) Method

Collects and applies the conditional appearance rules appropriate for the specified UI element with a context descriptor specified.

Namespace: DevExpress.ExpressApp.ConditionalAppearance

Assembly: DevExpress.ExpressApp.ConditionalAppearance.v24.1.dll

NuGet Package: DevExpress.ExpressApp.ConditionalAppearance

Declaration

C#

public virtual void RefreshItemAppearance(
    IViewInfo view,
    string itemType,
    string itemName,
    object item,
    object[] contextObjects,
    EvaluatorContextDescriptor evaluatorContextDescriptor
)

VB.NET

Public Overridable Sub RefreshItemAppearance(
    view As IViewInfo,
    itemType As String,
    itemName As String,
    item As Object,
    contextObjects As Object(),
    evaluatorContextDescriptor As EvaluatorContextDescriptor
)

Parameters

Name	Type	Description
view	DevExpress.ExpressApp.Editors.IViewInfo	A View object that is the View in which the target UI element (View Item, Layout Item or Group) is contained. If the target UI element is an Action, this View is the one for which it is activated.
itemType	String	A string that is the type of the target UI element whose conditional appearance is about to be refreshed.
itemName	String	A string that is the identifier of the UI element whose conditional appearance is about to be refreshed.
item	Object	An UI element whose conditional appearance is about to be refreshed by applying the appropriate rules.
contextObjects	Object[]	An object that contains the properties whose controls or layout items are about to be refreshed by applying the appropriate rules. When the target item is an Action, the selected object(s) is passed as this parameter.
evaluatorContextDescriptor	DevExpress.Data.Filtering.Helpers.EvaluatorContextDescriptor	An EvaluatorContextDescriptor object that is a context descriptor used for checking whether the context object passed as the contextObject parameter satisfies the criteria specified by a rule’s IAppearanceRuleProperties.Criteria property.

Remarks

Override this method when you need to implement a custom appearance refresh of the specified item.