RadioButtons.SelectedIndex Property
Definition
Important
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Gets or sets the index of the selected radio button.
This documentation applies to WinUI 2 for UWP (for WinUI in the Windows App SDK, see the Windows App SDK namespaces).
public:
property int SelectedIndex { int get(); void set(int value); };/// [get: Microsoft.UI.Xaml.CustomAttributes.MUXPropertyDefaultValue(value="-1")]
/// [set: Microsoft.UI.Xaml.CustomAttributes.MUXPropertyDefaultValue(value="-1")]
int SelectedIndex();
void SelectedIndex(int value);/// [Microsoft.UI.Xaml.CustomAttributes.MUXPropertyDefaultValue(value="-1")]
/// [get: Microsoft.UI.Xaml.CustomAttributes.MUXPropertyDefaultValue(value="-1")]
/// [set: Microsoft.UI.Xaml.CustomAttributes.MUXPropertyDefaultValue(value="-1")]
int SelectedIndex();
void SelectedIndex(int value);public int SelectedIndex { [Microsoft.UI.Xaml.CustomAttributes.MUXPropertyDefaultValue(value="-1")] get; [Microsoft.UI.Xaml.CustomAttributes.MUXPropertyDefaultValue(value="-1")] set; }[Microsoft.UI.Xaml.CustomAttributes.MUXPropertyDefaultValue(value="-1")]
public int SelectedIndex { [Microsoft.UI.Xaml.CustomAttributes.MUXPropertyDefaultValue(value="-1")] get; [Microsoft.UI.Xaml.CustomAttributes.MUXPropertyDefaultValue(value="-1")] set; }Public Property SelectedIndex As IntegerProperty Value
int
The index of the selected radio button. The default is -1, which indicates that no radio button is selected.
- Attributes
-
Microsoft.UI.Xaml.CustomAttributes.MUXPropertyDefaultValueAttribute
Remarks
For more info, design guidance, and code examples, see Radio buttons.
SelectedItem and SelectedIndex are synchronized. Changing either property will result in a change to the other. Setting SelectedIndex to any value outside the range of the Items collection results in SelectedItem being null.