How to bind command in Xamarin.Forms Accordion (SfAccordion)

You can bind the ViewModel commands to content of AccordionItem in Xamarin.Forms SfAccordion.

ViewModel command to show the Accordion details.

namespace AccordionXamarin
{
    public class ItemInfoRepository
    {
        public Command<object> ShowDetailsCommand { get; set; }
        public ItemInfoRepository()
        {
            ShowDetailsCommand = new Command<object>(OnShowDetailClicked);
        }
        
        private void OnShowDetailClicked(object obj)
        {
            var item = obj as ItemInfo;
            App.Current.MainPage.DisplayAlert(item.Name, item.Description, "Ok");
        }
    }
}

XAML

Binding the ViewModel command to the ImageButton that is loaded inside the content of AccordionItem.

<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             xmlns:local="clr-namespace:AccordionXamarin"
             xmlns:accordion="clr-namespace:Syncfusion.XForms.Accordion;assembly=Syncfusion.Expander.XForms"
             x:Class="AccordionXamarin.MainPage">
 
    <ContentPage.BindingContext>
        <local:ItemInfoRepository x:Name="viewModel"/>
    </ContentPage.BindingContext>
 
    <accordion:SfAccordion x:Name="accordion" BindableLayout.ItemsSource="{Binding Info}" ExpandMode="SingleOrNone">
        <BindableLayout.ItemTemplate>
            <DataTemplate>
                <accordion:AccordionItem>
                    <accordion:AccordionItem.Header>
                        <Grid Padding="5,0,0,0" HeightRequest="50">
                            <Label Text="{Binding Name}" FontSize="20" />
                        </Grid>
                    </accordion:AccordionItem.Header>
                    <accordion:AccordionItem.Content>
                        <Grid BackgroundColor="LightGray" Padding="5,0,0,0">
                            <Grid.ColumnDefinitions>
                                <ColumnDefinition Width="*" />
                                <ColumnDefinition Width="45" />
                            </Grid.ColumnDefinitions>
                            <Label Text="{Binding Description}" VerticalOptions="Center"/>
                            <Grid Grid.Column="1" Padding="10" BackgroundColor="LightGray">
                                <ImageButton HeightRequest="30" WidthRequest="30" Source="Details.png" Command="{Binding Path=BindingContext.ShowDetailsCommand, Source={x:Reference accordion}}" CommandParameter="{Binding .}"/>
                            </Grid>
                        </Grid>
                    </accordion:AccordionItem.Content>
                </accordion:AccordionItem>
            </DataTemplate>
        </BindableLayout.ItemTemplate>
    </accordion:SfAccordion>
</ContentPage>

View sample in GitHub

Conclusion

I hope you enjoyed learning about how to bind command in Xamarin.Forms Accordion (SfAccordion).

You can refer to our Xamarin.Forms Accordion feature tour page to know about its other groundbreaking feature representations and documentation, and how to quickly get started for configuration specifications.

For current customers, you can check out our Xamarin.Forms controls from the License and Downloads page. If you are new to Syncfusion, you can try our 30-day free trial to check out our Xamarin controls.

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How to bind command in Xamarin.Forms Accordion (SfAccordion)

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