# C1.Win.Input.C1RadioButton

## Content

<div class="doc-site-dotnet-api-container">



  <h1 id="C1_Win_Input_C1RadioButton" data-uid="C1.Win.Input.C1RadioButton" class="text-break">C1RadioButton Class
</h1>
  <div class="markdown level0 summary"><p>Represents a Windows radio button (option button) control.</p>
</div>
  <div class="markdown level0 conceptual"></div>
  <div class="inheritance">
    <h5>Inheritance</h5>
    <div class="level0"><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a></div>
    <div class="level1"><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.marshalbyrefobject">MarshalByRefObject</a></div>
    <div class="level2"><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.componentmodel.component">Component</a></div>
    <div class="level3"><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.windows.forms.control">Control</a></div>
    <div class="level4"><a class="xref" href="../C1.Win.10/C1.Framework.XViewLight.html">XViewLight</a></div>
    <div class="level5"><a class="xref" href="C1.Win.Input.Base.C1InputControl.html">C1InputControl</a></div>
    <div class="level6"><a class="xref" href="C1.Win.Input.Base.C1ButtonBase.html">C1ButtonBase</a></div>
    <div class="level7"><span class="xref">C1RadioButton</span></div>
  </div>
  <div class="implements">
    <h5>Implements</h5>
    <div><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.windows.forms.idroptarget">IDropTarget</a></div>
    <div><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.componentmodel.isynchronizeinvoke">ISynchronizeInvoke</a></div>
    <div><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.windows.forms.iwin32window">IWin32Window</a></div>
    <div><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.windows.forms.ibindablecomponent">IBindableComponent</a></div>
    <div><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.componentmodel.icomponent">IComponent</a></div>
    <div><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.idisposable">IDisposable</a></div>
    <div><a class="xref" href="../C1.Win.10/C1.Framework.IView.html">IView</a></div>
    <div><a class="xref" href="../C1.Win.10/C1.Win.Accessibility.ISupportUia.html">ISupportUia</a></div>
    <div><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.componentmodel.isupportinitialize">ISupportInitialize</a></div>
    <div><a class="xref" href="../C1.Win.10/C1.Win.Accessibility.Items.BaseInterfaces.IUiaSelectionItemProvider.html">IUiaSelectionItemProvider</a></div>
  </div>
  <h6><strong>Namespace</strong>: <a class="xref" href="C1.Win.Input.html">C1.Win.Input</a></h6>
  <h6><strong>Assembly</strong>: C1.Win.Input.10.dll</h6>
  <h5 id="C1_Win_Input_C1RadioButton_syntax">Syntax</h5>
  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">[DefaultBindingProperty(&quot;Checked&quot;)]
[ToolboxBitmap(typeof(C1RadioButton), &quot;C1RadioButton.png&quot;)]
public class C1RadioButton : C1ButtonBase, IDropTarget, ISynchronizeInvoke, IWin32Window, IBindableComponent, IComponent, IDisposable, IView, ISupportUia, ISupportInitialize, IUiaSelectionItemProvider</code></pre>
  </div>
  <div class="codewrapper">
    <pre><code class="lang-vbnet hljs">&lt;DefaultBindingProperty(&quot;Checked&quot;)&gt;
&lt;ToolboxBitmap(GetType(C1RadioButton), &quot;C1RadioButton.png&quot;)&gt;
Public Class C1RadioButton
    Inherits C1ButtonBase
    Implements IDropTarget, ISynchronizeInvoke, IWin32Window, IBindableComponent, IComponent, IDisposable, IView, ISupportUia, ISupportInitialize, IUiaSelectionItemProvider</code></pre>
  </div>
  <h3 id="constructors">Constructors
</h3>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td id="C1_Win_Input_C1RadioButton__ctor" data-uid="C1.Win.Input.C1RadioButton.#ctor">
          <a class="xref" href="C1.Win.Input.C1RadioButton.-ctor.html#C1_Win_Input_C1RadioButton__ctor">C1RadioButton()</a>
        </td>
        <td class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="C1.Win.Input.C1RadioButton.html">C1RadioButton</a> class.</p>
</td>
      </tr>
    </tbody>
  </table>
  <h3 id="properties">Properties
</h3>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_Appearance" data-uid="C1.Win.Input.C1RadioButton.Appearance">
          <a class="xref" href="C1.Win.Input.C1RadioButton.Appearance.html#C1_Win_Input_C1RadioButton_Appearance">Appearance</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets the value that determines the appearance of a <a class="xref" href="C1.Win.Input.C1RadioButton.html">C1RadioButton</a> control.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_AutoCheck" data-uid="C1.Win.Input.C1RadioButton.AutoCheck">
          <a class="xref" href="C1.Win.Input.C1RadioButton.AutoCheck.html#C1_Win_Input_C1RadioButton_AutoCheck">AutoCheck</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets a value indicating whether the <a class="xref" href="C1.Win.Input.C1RadioButton.Checked.html#C1_Win_Input_C1RadioButton_Checked">Checked</a> value and the appearance of the control automatically change when the control is clicked.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_CheckAlign" data-uid="C1.Win.Input.C1RadioButton.CheckAlign">
          <a class="xref" href="C1.Win.Input.C1RadioButton.CheckAlign.html#C1_Win_Input_C1RadioButton_CheckAlign">CheckAlign</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets the horizontal and vertical alignment of the check mark on a <a class="xref" href="C1.Win.Input.C1RadioButton.html">C1RadioButton</a> control.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_Checked" data-uid="C1.Win.Input.C1RadioButton.Checked">
          <a class="xref" href="C1.Win.Input.C1RadioButton.Checked.html#C1_Win_Input_C1RadioButton_Checked">Checked</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or set a value indicating whether the <a class="xref" href="C1.Win.Input.C1RadioButton.html">C1RadioButton</a> is in the checked state.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_CheckedIcon" data-uid="C1.Win.Input.C1RadioButton.CheckedIcon">
          <a class="xref" href="C1.Win.Input.C1RadioButton.CheckedIcon.html#C1_Win_Input_C1RadioButton_CheckedIcon">CheckedIcon</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets a custom <a class="xref" href="../C1.Win.10/C1.Framework.C1Icon.html">C1Icon</a> for the checked state of the radio button.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_DefaultSize" data-uid="C1.Win.Input.C1RadioButton.DefaultSize">
          <a class="xref" href="C1.Win.Input.C1RadioButton.DefaultSize.html#C1_Win_Input_C1RadioButton_DefaultSize">DefaultSize</a>
        </td>
        <td class="markdown level1 summary"><p>Gets the default size of the control.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_Styles" data-uid="C1.Win.Input.C1RadioButton.Styles">
          <a class="xref" href="C1.Win.Input.C1RadioButton.Styles.html#C1_Win_Input_C1RadioButton_Styles">Styles</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets the <a class="xref" href="C1.Win.Input.C1RadioButton.html">C1RadioButton</a> styles.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_TabStop" data-uid="C1.Win.Input.C1RadioButton.TabStop">
          <a class="xref" href="C1.Win.Input.C1RadioButton.TabStop.html#C1_Win_Input_C1RadioButton_TabStop">TabStop</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets a value indicating whether the user can give the focus to this control using the TAB key.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_TextAlign" data-uid="C1.Win.Input.C1RadioButton.TextAlign">
          <a class="xref" href="C1.Win.Input.C1RadioButton.TextAlign.html#C1_Win_Input_C1RadioButton_TextAlign">TextAlign</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets the alignment of the text on the button control.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_UncheckedIcon" data-uid="C1.Win.Input.C1RadioButton.UncheckedIcon">
          <a class="xref" href="C1.Win.Input.C1RadioButton.UncheckedIcon.html#C1_Win_Input_C1RadioButton_UncheckedIcon">UncheckedIcon</a>
        </td>
        <td class="markdown level1 summary"><p>Gets or sets a custom <a class="xref" href="../C1.Win.10/C1.Framework.C1Icon.html">C1Icon</a> for the unchecked state of the radio button.</p>
</td>
      </tr>
    </tbody>
  </table>
  <h3 id="methods">Methods
</h3>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_CreateUiaItem_C1_Win_Accessibility_UiaItem_" data-uid="C1.Win.Input.C1RadioButton.CreateUiaItem(C1.Win.Accessibility.UiaItem)">
          <a class="xref" href="C1.Win.Input.C1RadioButton.CreateUiaItem.html#C1_Win_Input_C1RadioButton_CreateUiaItem_C1_Win_Accessibility_UiaItem_">CreateUiaItem(UiaItem)</a>
        </td>
        <td class="markdown level1 summary"><p>Creates UI Automation object of this control.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_OnAppearanceChanged_System_EventArgs_" data-uid="C1.Win.Input.C1RadioButton.OnAppearanceChanged(System.EventArgs)">
          <a class="xref" href="C1.Win.Input.C1RadioButton.OnAppearanceChanged.html#C1_Win_Input_C1RadioButton_OnAppearanceChanged_System_EventArgs_">OnAppearanceChanged(EventArgs)</a>
        </td>
        <td class="markdown level1 summary"><p>Raises the <a class="xref" href="C1.Win.Input.C1RadioButton.AppearanceChanged.html">AppearanceChanged</a> event.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_OnCheckedChanged_System_EventArgs_" data-uid="C1.Win.Input.C1RadioButton.OnCheckedChanged(System.EventArgs)">
          <a class="xref" href="C1.Win.Input.C1RadioButton.OnCheckedChanged.html#C1_Win_Input_C1RadioButton_OnCheckedChanged_System_EventArgs_">OnCheckedChanged(EventArgs)</a>
        </td>
        <td class="markdown level1 summary"><p>Raises the <a class="xref" href="C1.Win.Input.C1RadioButton.CheckedChanged.html">CheckedChanged</a> event.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_OnClick_System_EventArgs_" data-uid="C1.Win.Input.C1RadioButton.OnClick(System.EventArgs)">
          <a class="xref" href="C1.Win.Input.C1RadioButton.OnClick.html#C1_Win_Input_C1RadioButton_OnClick_System_EventArgs_">OnClick(EventArgs)</a>
        </td>
        <td class="markdown level1 summary"><p>Raises the <a class="xref" href="C1.Win.Input.C1RadioButton.OnClick.html#C1_Win_Input_C1RadioButton_OnClick_System_EventArgs_">OnClick(EventArgs)</a> event.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_OnEnter_System_EventArgs_" data-uid="C1.Win.Input.C1RadioButton.OnEnter(System.EventArgs)">
          <a class="xref" href="C1.Win.Input.C1RadioButton.OnEnter.html#C1_Win_Input_C1RadioButton_OnEnter_System_EventArgs_">OnEnter(EventArgs)</a>
        </td>
        <td class="markdown level1 summary"><p>Raises the <a class="xref" href="C1.Win.Input.C1RadioButton.OnEnter.html#C1_Win_Input_C1RadioButton_OnEnter_System_EventArgs_">OnEnter(EventArgs)</a> event.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_OnMouseUp_System_Windows_Forms_MouseEventArgs_" data-uid="C1.Win.Input.C1RadioButton.OnMouseUp(System.Windows.Forms.MouseEventArgs)">
          <a class="xref" href="C1.Win.Input.C1RadioButton.OnMouseUp.html#C1_Win_Input_C1RadioButton_OnMouseUp_System_Windows_Forms_MouseEventArgs_">OnMouseUp(MouseEventArgs)</a>
        </td>
        <td class="markdown level1 summary"><p>Raises the <a class="xref" href="C1.Win.Input.C1RadioButton.OnMouseUp.html#C1_Win_Input_C1RadioButton_OnMouseUp_System_Windows_Forms_MouseEventArgs_">OnMouseUp(MouseEventArgs)</a> event.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_PerformClick" data-uid="C1.Win.Input.C1RadioButton.PerformClick">
          <a class="xref" href="C1.Win.Input.C1RadioButton.PerformClick.html#C1_Win_Input_C1RadioButton_PerformClick">PerformClick()</a>
        </td>
        <td class="markdown level1 summary"><p>Generates a <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.windows.forms.control.click">Click</a> event for the button, simulating a click by a user.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_ProcessMnemonic_System_Char_" data-uid="C1.Win.Input.C1RadioButton.ProcessMnemonic(System.Char)">
          <a class="xref" href="C1.Win.Input.C1RadioButton.ProcessMnemonic.html#C1_Win_Input_C1RadioButton_ProcessMnemonic_System_Char_">ProcessMnemonic(char)</a>
        </td>
        <td class="markdown level1 summary"><p>Processes a mnemonic character.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_ToString" data-uid="C1.Win.Input.C1RadioButton.ToString">
          <a class="xref" href="C1.Win.Input.C1RadioButton.ToString.html#C1_Win_Input_C1RadioButton_ToString">ToString()</a>
        </td>
        <td class="markdown level1 summary"><p>Provides information for the <a class="xref" href="C1.Win.Input.C1RadioButton.html">C1RadioButton</a> control in String form.</p>
</td>
      </tr>
    </tbody>
  </table>
  <h3 id="events">Events
</h3>
  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_AppearanceChanged" data-uid="C1.Win.Input.C1RadioButton.AppearanceChanged">
          <a class="xref" href="C1.Win.Input.C1RadioButton.AppearanceChanged.html">AppearanceChanged</a>
        </td>
        <td class="markdown level1 summary"><p>Occurs when the value of the <a class="xref" href="C1.Win.Input.C1RadioButton.Appearance.html#C1_Win_Input_C1RadioButton_Appearance">Appearance</a> property changes.</p>
</td>
      </tr>
      <tr>
        <td id="C1_Win_Input_C1RadioButton_CheckedChanged" data-uid="C1.Win.Input.C1RadioButton.CheckedChanged">
          <a class="xref" href="C1.Win.Input.C1RadioButton.CheckedChanged.html">CheckedChanged</a>
        </td>
        <td class="markdown level1 summary"><p>Occurs when the value of the <a class="xref" href="C1.Win.Input.C1RadioButton.Checked.html#C1_Win_Input_C1RadioButton_Checked">Checked</a> property changes.</p>
</td>
      </tr>
    </tbody>
  </table>

</div>
