# RadioButton

Namespace: **Wisej.Web**

Assembly: **Wisej.Framework** (4.0.0.0)

* [Control](https://docs.wisej.com/api/wisej.web/general/control)
  * [ButtonBase](https://docs.wisej.com/api/wisej.web/buttons/wisej.web.buttonbase)
    * [RadioButton](https://docs.wisej.com/api/wisej.web/buttons/wisej.web.radiobutton)

Enables the user to select a single option from a group of choices when paired with other [RadioButton](https://docs.wisej.com/api/wisej.web/buttons/wisej.web.radiobutton) controls.

{% tabs %}
{% tab title="C#" %}

```csharp
public class RadioButton : ButtonBase, IReadOnly, IValidation
```

{% endtab %}

{% tab title="VB.NET" %}

```visual-basic
Public Class RadioButton
    Inherits ButtonBase
    Implements IReadOnly, IValidation
```

{% endtab %}
{% endtabs %}

## Constructors

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) RadioButton()

Initializes a new instance of the [RadioButton](https://docs.wisej.com/api/wisej.web/buttons/wisej.web.radiobutton) class.

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) RadioButton(text, onCheckedChanged)

Initializes a new instance of the [RadioButton](https://docs.wisej.com/api/wisej.web/buttons/wisej.web.radiobutton) class with the specified settings.

| Name                 | Type                                                                                | Description                                         |
| -------------------- | ----------------------------------------------------------------------------------- | --------------------------------------------------- |
| **text**             | [String](https://docs.microsoft.com/dotnet/api/system.string)                       | Initial text.                                       |
| **onCheckedChanged** | [Action\<Object, EventArgs>](https://docs.microsoft.com/dotnet/api/system.action-2) | Optional [CheckedChanged](#checkedchanged) handler. |

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) RadioButton(text, location, size, onCheckedChanged)

Initializes a new instance of the [RadioButton](https://docs.wisej.com/api/wisej.web/buttons/wisej.web.radiobutton) class with specific initial settings.

| Name                 | Type                                                                                | Description                                         |
| -------------------- | ----------------------------------------------------------------------------------- | --------------------------------------------------- |
| **text**             | [String](https://docs.microsoft.com/dotnet/api/system.string)                       | Initial text.                                       |
| **location**         | [Point](https://docs.microsoft.com/dotnet/api/system.drawing.point)                 | Initial location.                                   |
| **size**             | [Size](https://docs.microsoft.com/dotnet/api/system.drawing.size)                   | Initial size.                                       |
| **onCheckedChanged** | [Action\<Object, EventArgs>](https://docs.microsoft.com/dotnet/api/system.action-2) | Optional [CheckedChanged](#checkedchanged) handler. |

## Properties

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) Appearance

[Appearance](https://docs.wisej.com/api/wisej.web/enumerations/wisej.web.appearance): Returns or sets the value that determines the appearance of a [CheckBox](https://docs.wisej.com/api/wisej.web/buttons/wisej.web.checkbox) control. (Default: `Normal`)

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) AutoCheck

[Boolean](https://docs.microsoft.com/dotnet/api/system.boolean): Returns or set a value indicating whether the [Checked](https://docs.wisej.com/api/wisej.web/wisej.web.checkbox#checked) or [CheckState](https://docs.wisej.com/api/wisej.web/wisej.web.checkbox#checkstate) values and the [CheckBox](https://docs.wisej.com/api/wisej.web/buttons/wisej.web.checkbox)'s appearance are automatically changed when the [CheckBox](https://docs.wisej.com/api/wisej.web/buttons/wisej.web.checkbox) is clicked. (Default: `True`)

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) AutoSize

[Boolean](https://docs.microsoft.com/dotnet/api/system.boolean): Returns or sets a value that indicates whether the control resizes based on its contents. (Default: `True`)

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) AutoToolTip

[Boolean](https://docs.microsoft.com/dotnet/api/system.boolean): Returns or sets whether a tooltip is displayed when the text extends beyond the size of the control. (Default: `False`)

The auto tooltip is set on the browser using the [title](https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/title) attribute managed by the browser, does not use the themed tooltip managed by Wisej.NET.

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) CheckAlign

[ContentAlignment](https://docs.microsoft.com/dotnet/api/system.drawing.contentalignment): Returns or sets the horizontal and vertical alignment of the check mark on a [CheckBox](https://docs.wisej.com/api/wisej.web/buttons/wisej.web.checkbox) control. (Default: `MiddleLeft`)

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) Checked

[Boolean](https://docs.microsoft.com/dotnet/api/system.boolean): Gets or sets whether the control is checked. (Default: `False`)

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) CheckedForeColor

[Color](https://docs.microsoft.com/dotnet/api/system.drawing.color): Returns or sets the text color used when the [RadioButton](https://docs.wisej.com/api/wisej.web/buttons/wisej.web.radiobutton) is checked. (Default: `Color [Empty]`)

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-9bf7fa01e02f4da0f9ef90d3b049ae43e664919e%2Fprotected.png?alt=media) DefaultSize

[Size](https://docs.microsoft.com/dotnet/api/system.drawing.size): Returns the default size of the control.

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) Invalid

[Boolean](https://docs.microsoft.com/dotnet/api/system.boolean): Returns or sets a value that indicates that the control is invalid. (Default: `False`)

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) InvalidMessage

[String](https://docs.microsoft.com/dotnet/api/system.string): Returns or sets the invalid message that is shown in the invalid tooltip. (Default: `""`)

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) ReadOnly

[Boolean](https://docs.microsoft.com/dotnet/api/system.boolean): Returns or sets whether the control is read-only. (Default: `False`)

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) TabStop

[Boolean](https://docs.microsoft.com/dotnet/api/system.boolean): Returns or sets whether the user can give the focus to this control using the TAB key and the [Focusable](https://docs.wisej.com/api/general/control#focusable) property is set to true. (Default: `False`)

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) TextAlign

[ContentAlignment](https://docs.microsoft.com/dotnet/api/system.drawing.contentalignment): Returns or sets the alignment of the text on the [CheckBox](https://docs.wisej.com/api/wisej.web/buttons/wisej.web.checkbox) control. (Default: `MiddleLeft`)

## Methods

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-9bf7fa01e02f4da0f9ef90d3b049ae43e664919e%2Fprotected.png?alt=media) OnAppearanceChanged(e)

Fires the [AppearanceChanged](https://docs.wisej.com/api/wisej.web/wisej.web.checkbox#appearancechanged) event.

| Parameter | Type                                                                | Description                                                                                         |
| --------- | ------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------- |
| **e**     | [EventArgs](https://docs.microsoft.com/dotnet/api/system.eventargs) | A [EventArgs](https://docs.microsoft.com/dotnet/api/system.eventargs) that contains the event data. |

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-9bf7fa01e02f4da0f9ef90d3b049ae43e664919e%2Fprotected.png?alt=media) OnCheckedChanged(e)

Fires the [CheckedChanged](https://docs.wisej.com/api/wisej.web/wisej.web.checkbox#checkedchanged) event.

| Parameter | Type                                                                | Description                                                                                         |
| --------- | ------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------- |
| **e**     | [EventArgs](https://docs.microsoft.com/dotnet/api/system.eventargs) | A [EventArgs](https://docs.microsoft.com/dotnet/api/system.eventargs) that contains the event data. |

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-9bf7fa01e02f4da0f9ef90d3b049ae43e664919e%2Fprotected.png?alt=media) OnClick(e)

Fires the [Click](https://docs.wisej.com/api/general/control#click) event.

| Parameter | Type                                                                | Description                                                                                         |
| --------- | ------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------- |
| **e**     | [EventArgs](https://docs.microsoft.com/dotnet/api/system.eventargs) | A [EventArgs](https://docs.microsoft.com/dotnet/api/system.eventargs) that contains the event data. |

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-9bf7fa01e02f4da0f9ef90d3b049ae43e664919e%2Fprotected.png?alt=media) OnForeColorChanged(e)

Fires the [ForeColorChanged](https://docs.wisej.com/api/general/control#forecolorchanged) event.

| Parameter | Type                                                                | Description                                                                                         |
| --------- | ------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------- |
| **e**     | [EventArgs](https://docs.microsoft.com/dotnet/api/system.eventargs) | A [EventArgs](https://docs.microsoft.com/dotnet/api/system.eventargs) that contains the event data. |

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-9bf7fa01e02f4da0f9ef90d3b049ae43e664919e%2Fprotected.png?alt=media) OnReadOnlyChanged(e)

Fires the [ReadOnlyChanged](#readonlychanged) event.

| Parameter | Type                                                                | Description                                                                                          |
| --------- | ------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------- |
| **e**     | [EventArgs](https://docs.microsoft.com/dotnet/api/system.eventargs) | An [EventArgs](https://docs.microsoft.com/dotnet/api/system.eventargs) that contains the event data. |

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-9bf7fa01e02f4da0f9ef90d3b049ae43e664919e%2Fprotected.png?alt=media) OnValidating(e)

Fires the [Validating](https://docs.wisej.com/api/general/control#validating) event.

| Parameter | Type                                                                                           | Description                                                                                         |
| --------- | ---------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------- |
| **e**     | [CancelEventArgs](https://docs.microsoft.com/dotnet/api/system.componentmodel.canceleventargs) | A [EventArgs](https://docs.microsoft.com/dotnet/api/system.eventargs) that contains the event data. |

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-9bf7fa01e02f4da0f9ef90d3b049ae43e664919e%2Fprotected.png?alt=media) OnWebRender(config)

Renders the client component.

| Parameter  | Type                                                          | Description                   |
| ---------- | ------------------------------------------------------------- | ----------------------------- |
| **config** | [Object](https://docs.microsoft.com/dotnet/api/system.object) | Dynamic configuration object. |

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) PerformClick()

Generates a [Click](https://docs.wisej.com/api/general/control#click) event for a [RadioButton](https://docs.wisej.com/api/wisej.web/buttons/wisej.web.radiobutton).

## Events

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) AppearanceChanged

[EventHandler](https://docs.microsoft.com/dotnet/api/system.eventhandler) Fired when the value of the [Appearance](https://docs.wisej.com/api/wisej.web/wisej.web.checkbox#appearance) property changes.

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) CheckedChanged

[EventHandler](https://docs.microsoft.com/dotnet/api/system.eventhandler) Fired when the value of the [Checked](https://docs.wisej.com/api/wisej.web/wisej.web.checkbox#checked) property changes.

### ![](https://1075938901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F2HvlWXJQMV7DxhGzw7Y1%2Fuploads%2Fgit-blob-2389c55cd19719a73a5ae98e1528c8dc8525cc35%2Finstance.png?alt=media) ReadOnlyChanged

[EventHandler](https://docs.microsoft.com/dotnet/api/system.eventhandler) Fired when the value of the [ReadOnly](#readonly) property has changed.

## Implements

| Name                                                                                                 | Description                                                                                                                                                   |
| ---------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| [IUserData](https://docs.wisej.com/api/wisej.web/interfaces/wisej.web.iuserdata)                     | Provides access to the `UserData` and `Tag` properties associated to the component implementing this interface.                                               |
| [IBindableComponent](https://docs.wisej.com/api/wisej.web/data-binding/wisej.web.ibindablecomponent) | Bindable components implement this interface.                                                                                                                 |
| [ICommandSource](https://docs.wisej.com/api/wisej.web/interfaces/wisej.web.icommandsource)           | Defines an object that can invoke a [Command](https://docs.wisej.com/api/interfaces/wisej.web.icommandsource#command).                                        |
| [IDropTarget](https://docs.wisej.com/api/wisej.web/interfaces/wisej.web.idroptarget)                 | Controls that support drag & drop operations implement this interface.                                                                                        |
| [IImage](https://docs.wisej.com/api/wisej.web/interfaces/wisej.web.iimage)                           | Provides access to common image properties across the controls that implement this interface.                                                                 |
| [IReadOnly](https://docs.wisej.com/api/wisej.web/interfaces/wisej.web.ireadonly)                     | Provides access to the [ReadOnly](https://docs.wisej.com/api/interfaces/wisej.web.ireadonly#readonly) property for coontrols that support the read-only mode. |
| [IValidation](https://docs.wisej.com/api/wisej.web/interfaces/wisej.web.ivalidation)                 | Provides access to the validation events and properties property for controls that support validation.                                                        |
| [IWisejComponent](https://docs.wisej.com/api/wisej.core/interfaces/wisej.core.iwisejcomponent)       | All wisej components implement this interface.                                                                                                                |
| [IWisejControl](https://docs.wisej.com/api/wisej.core/interfaces/wisej.core.iwisejcontrol)           | All wisej controls derived from the [Control](https://docs.wisej.com/api/wisej.web/general/control) class must implement this interface.                      |
| [IWisejSerializable](https://docs.wisej.com/api/wisej.core/interfaces/wisej.core.iwisejserializable) | Allows an object to serialize itself.                                                                                                                         |


---

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