xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="WPF" SizeToContent="Height" Width="300">
Margin="5" Name="rbnTwoA" />
Margin="10" MaxHeight="25" Click="Button_Click" />
//File:Window.xaml.cs
using System;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
namespace WpfApplication1
{
public partial class Window1 : Window
{
public Window1()
{
InitializeComponent();
}
private void Button_Click(object sender, RoutedEventArgs e)
{
RadioButton radioButton = null;
radioButton = GetCheckedRadioButton(spLeftContainer.Children, "Group1");
if (radioButton == null)
{
radioButton = GetCheckedRadioButton(spRightContainer.Children, "Group1");
}
MessageBox.Show(radioButton.Content + " checked.", Title);
}
private RadioButton GetCheckedRadioButton(UIElementCollection children, String groupName)
{
return children.OfType().FirstOrDefault( rb => rb.IsChecked == true && rb.GroupName == groupName);
}
private void RadioButton_Checked(object sender, RoutedEventArgs e)
{
if (!this.IsInitialized) return;
RadioButton radioButton = e.OriginalSource as RadioButton;
if (radioButton != null)
{
MessageBox.Show(radioButton.Content + " checked.", Title);
}
}
}
}