How to hide expander in Xamarin.Forms TreeView?
You can hide expander of Xamarin.Forms SfTreeView by setting the ExpanderWidth property to zero in Xamarin.Forms.
XAML
Set the ExpandActionTarget to Node to expand or collapse the TreeViewNode.
<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"
xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
xmlns:local="clr-namespace:TreeViewXamarin"
xmlns:syncfusion="clr-namespace:Syncfusion.XForms.TreeView;assembly=Syncfusion.SfTreeView.XForms"
x:Class="TreeViewXamarin.MainPage">
<ContentPage.BindingContext>
<local:FileManagerViewModel x:Name="viewModel"/>
</ContentPage.BindingContext>
<StackLayout>
<syncfusion:SfTreeView x:Name="treeView" ExpanderWidth="0" ExpandActionTarget="Node" ChildPropertyName="SubFiles" ItemTemplateContextType="Node" ItemsSource="{Binding ImageNodeInfo}">
<syncfusion:SfTreeView.ItemTemplate>
<DataTemplate>
<Grid x:Name="grid" RowSpacing="0" >
<Grid.ColumnDefinitions>
<ColumnDefinition Width="40" />
<ColumnDefinition Width="*" />
</Grid.ColumnDefinitions>
<Image Source="{Binding Content.ImageIcon}" VerticalOptions="Center" HorizontalOptions="Center" HeightRequest="35" WidthRequest="35"/>
<Grid Grid.Column="1" RowSpacing="1" Padding="1,0,0,0" VerticalOptions="Center">
<Label LineBreakMode="NoWrap" Text="{Binding Content.ItemName}" VerticalTextAlignment="Center"/>
</Grid>
</Grid>
</DataTemplate>
</syncfusion:SfTreeView.ItemTemplate>
</syncfusion:SfTreeView>
</StackLayout>
</ContentPage>
Output
Conclusion
I hope you enjoyed learning about how to hide expander in Xamarin.Forms TreeView.
You can refer to our Xamarin.Forms TreeView feature tour page to know about its other groundbreaking feature representations. You can also explore our Xamarin.Forms TreeView documentation to understand how to create and manipulate data.
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