How does Xamarin.Forms SfRotator obtain the SelectedIndex?
Steps to get the SelectedIndex in SfRotator:
Using the selectedindex property we can get the current Xamarin Rotator item.
Step 1: Add rotator control in xaml page.
Step 2: Add items to rotator using SfRotatorItem.
Step 3: In the selection changed event using selected index property we can get the selectedindex of the current SfRotator item.
The following code demonstrates how to get the selectedindex in SfRotator.
Xaml Code:
<StackLayout> <syncfusion:SfRotator x:Name="rotator" SelectedIndexChanged="Handle_SelectedIndexChanged" /> </StackLayout>
C# Code:
public partial class MainPage : ContentPage
{
public MainPage()
{
InitializeComponent();
List<SfRotatorItem> collectionOfItems = new List<SfRotatorItem>();
collectionOfItems.Add(new SfRotatorItem() { Image = "movie1.png" });
collectionOfItems.Add(new SfRotatorItem() { Image = "movie2.png" });
collectionOfItems.Add(new SfRotatorItem() { Image = "movie3.png" });
collectionOfItems.Add(new SfRotatorItem() { Image = "movie4.png" });
collectionOfItems.Add(new SfRotatorItem() { Image = "movie5.png" });
rotator.DataSource = collectionOfItems;
}
void Handle_SelectedIndexChanged(object sender, Syncfusion.SfRotator.XForms.SelectedIndexChangedEventArgs e)
{
DisplayAlert("Message", "Rotator SelectedIndex is: " + rotator.SelectedIndex, "Ok");
}
}
Please download the sample from the below link:
Conclusion
I hope you enjoyed learning about how to get the selected index in Xamarin.Forms Rotator?.
You can refer to our Xamarin.Forms Rotator Feature tour page to know about its other groundbreaking feature representations. You can also explore our Xamarin.Forms controls examples to understand how to present and manipulate data.
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