Class ValidatorBase

Base class of Radzen validator components.

Inheritance

System.Object

RadzenComponent

ValidatorBase

RadzenCompareValidator

RadzenCustomValidator

RadzenDataAnnotationValidator

RadzenEmailValidator

RadzenLengthValidator

RadzenNumericRangeValidator

RadzenRegexValidator

RadzenRequiredValidator

Implements

IDisposable

IRadzenFormValidator

Inherited Members

RadzenComponent.Attributes

RadzenComponent.Element

RadzenComponent.MouseEnter

RadzenComponent.MouseLeave

RadzenComponent.ContextMenu

RadzenComponent.Culture

RadzenComponent.DefaultCulture

RadzenComponent.OnMouseEnter()

RadzenComponent.OnMouseLeave()

RadzenComponent.OnContextMenu(Microsoft.AspNetCore.Components.Web.MouseEventArgs)

RadzenComponent.Style

RadzenComponent.Visible

RadzenComponent.GetCssClass()

RadzenComponent.GetId()

RadzenComponent.Debounce(Func<Task>, Int32)

RadzenComponent.UniqueID

RadzenComponent.JSRuntime

RadzenComponent.IsJSRuntimeAvailable

RadzenComponent.OnInitialized()

RadzenComponent.Reference

RadzenComponent.OnAfterRenderAsync(Boolean)

RadzenComponent.RaiseContextMenu(Microsoft.AspNetCore.Components.Web.MouseEventArgs)

RadzenComponent.RaiseMouseEnter()

RadzenComponent.RaiseMouseLeave()

RadzenComponent.CurrentStyle

Namespace: Radzen.Blazor

Assembly: Radzen.Blazor.dll

Syntax

public abstract class ValidatorBase : RadzenComponent, IDisposable, IRadzenFormValidator

Fields

messages

Stores the validation messages.

Declaration

protected ValidationMessageStore messages

Field Value

Type	Description
ValidationMessageStore

Properties

Component

Specifies the component which this validator should validate. Must be set to the Name of an existing component.

Declaration

public string Component { get; set; }

Property Value

Type	Description
System.String

EditContext

Provided by the RadzenTemplateForm<TItem> which contains this validator. Used internally.

Declaration

public EditContext EditContext { get; set; }

Property Value

Type	Description
EditContext	The edit context.

Form

Gets or sets the form which contains this validator.

Declaration

public IRadzenForm Form { get; set; }

Property Value

Type	Description
IRadzenForm

IsValid

Returns the validity status.

Declaration

public bool IsValid { get; protected set; }

Property Value

Type	Description
System.Boolean	true if this validator is valid; otherwise, false.

Popup

Determines if the validator is displayed as a popup or not. Set to false by default.

Declaration

public bool Popup { get; set; }

Property Value

Type	Description
System.Boolean

Text

Specifies the message displayed when the validator is invalid.

Declaration

public abstract string Text { get; set; }

Property Value

Type	Description
System.String

Methods

BuildRenderTree(RenderTreeBuilder)

Declaration

protected override void BuildRenderTree(RenderTreeBuilder builder)

Parameters

Type	Name	Description
RenderTreeBuilder	builder

Dispose()

Detaches event handlers and disposes Reference.

Declaration

public override void Dispose()

Overrides

RadzenComponent.Dispose()

GetComponentCssClass()

Gets the component CSS class.

Declaration

protected override string GetComponentCssClass()

Returns

Type	Description
System.String

Overrides

RadzenComponent.GetComponentCssClass()

SetParametersAsync(ParameterView)

Called by the Blazor runtime when parameters are set.

Declaration

public override async Task SetParametersAsync(ParameterView parameters)

Parameters

Type	Name	Description
ParameterView	parameters	The parameters.

Returns

Type	Description
Task

Overrides

RadzenComponent.SetParametersAsync(ParameterView)

Validate(IRadzenFormComponent)

Runs validation against the specified component.

Declaration

protected abstract bool Validate(IRadzenFormComponent component)

Parameters

Type	Name	Description
IRadzenFormComponent	component	The component to validate.

Returns

Type	Description
System.Boolean	true if validation is successful, false otherwise.

Implements

IDisposable

IRadzenFormValidator