39장) RadioButton 컨트롤

RadioButton - CheckBox 컨트롤과 마찬가지로 ToggleButton을 상속받아 구현된 컨트롤 - 선택/미선택 같은 UI에 사용 가능 - Checked 상태가 그룹 내에서 오직 한개의 RadioButton에만 적용 되도록 할 수 있습니다. - GroupName 프로퍼티 설정하여 그룹핑을 할 수 있으며, IsChecked 프로퍼티 참조하여 RadioButton적용

RadioButton.Xaml <UserControl x:Class="RiaRadioButton.MainPage"     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"     mc:Ignorable="d"     d:DesignHeight="300" d:DesignWidth="400">       <StackPanel Orientation="Vertical">         <TextBlock Text="Do you Like Subject??"></TextBlock>         <StackPanel Orientation="Horizontal">             <RadioButton Width="80" Content="Silverlight"                    GroupName="Fruit" Checked="RadioButton_Checked"></RadioButton>             <RadioButton Width="80" Content="ASP.NET"                    GroupName="Fruit" Checked="RadioButton_Checked"                    IsChecked="True"></RadioButton>             <RadioButton Width="80" Content="WPF"                    GroupName="Fruit" Checked="RadioButton_Checked"></RadioButton>         </StackPanel>         <TextBlock x:Name="txtBlkSelFruit" Text="Subject"></TextBlock>         <TextBlock Text="Sbject Method??"></TextBlock>         <StackPanel Orientation="Horizontal">             <RadioButton Width="80" Content="C#"                          GroupName="Car" Checked="RadioButton_Checked_1"                          IsChecked="True"></RadioButton>             <RadioButton Width="80" Content="VB"                          GroupName="Car"                          Checked="RadioButton_Checked_1" ></RadioButton>             <RadioButton Width="80" Content="API"                          GroupName="Car"                          Checked="RadioButton_Checked_1"></RadioButton>         </StackPanel>         <TextBlock x:Name="txtBlkSelCar" Text="MFC"></TextBlock>     </StackPanel>      </UserControl>

RadioButton.Cs using System.Net; using System.Windows; using System.Windows.Controls; using System.Windows.Documents; using System.Windows.Input; using System.Windows.Media; using System.Windows.Media.Animation; using System.Windows.Shapes;   namespace RiaRadioButton {     public partial class MainPage : UserControl     {         public MainPage()         {             InitializeComponent();         }         /// <summary>         /// Handle Fruit         /// </summary>         /// <param name="sender"></param>         /// <param name="e"></param>         private void RadioButton_Checked(object sender, RoutedEventArgs e)         {             RadioButton rb = sender as RadioButton;             if (txtBlkSelFruit != null)             {                 //Fruit Group                 txtBlkSelFruit.Text = rb.Content as string;                            }          }         /// <summary>         /// HandelCar         /// </summary>         /// <param name="sender"></param>         /// <param name="e"></param>         private void RadioButton_Checked_1(object sender, RoutedEventArgs e)         {             RadioButton rb = sender as RadioButton;             if (txtBlkSelCar != null)             {                 //CarGroup                 txtBlkSelCar.Text = rb.Content as string;             }          }