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Migrating the TreeView from Xamarin.Forms to .NET MAUI
The Telerik UI for .NET MAUI TreeView control has been designed and built from the ground up as a new control with a new API and significant improvements over its Xamarin counterpart.
The tables in the following sections list the differences between the APIs of the Xamarin.Forms TreeView and .NET MAUI TreeView.
Namespaces Differences
When migrating the TreeView from Xamarin to .NET MAUI, consider the following differences in the namespaces:
| Control | Control name | XAML Namespcace | C# Namespace |
|---|---|---|---|
| Xamarin TreeView | RadTreeView | xmlns:telerikDataControls="clr-namespace:Telerik.XamarinForms.DataControls;assembly=Telerik.XamarinForms.DataControls" | using Telerik.XamarinForms.DataControls; |
| .NET MAUI TreeView | RadTreeView | xmlns:telerik="http://schemas.telerik.com/2022/xaml/maui"` | using Telerik.Maui.Controls; |
API Differences
When migrating the TreeView from Xamarin to .NET MAUI, consider the following differences in the API:
| Xamarin TreeView | .NET MAUI TreeView |
|---|---|
| N/A | HorizontalScrollBarVisibility |
| N/A | HorizontalScrollBarLayoutMode |
| N/A | VerticalScrollBarVisibility |
| N/A | VerticalScrollBarLayoutMode |
SelectedItems Collection(read-only) | SelectedItems Collection |
| N/A | SelectedItem |
| N/A | SelectionMode - None, Single, Multiple |
CheckedItemsCollection(read-only) | CheckedItemsCollection |
CheckBoxModes- None, Individual (independent), Propagate (recursive) | CheckBoxModes - None,Independent,Recursive |
ItemTemplate (applies on TreeViewDescriptor level) | ItemTemplate (applies on TreeView level), ItemTemplate (applies on TreeViewDescriptor level) |
ScrollItemIntoView() | ScrollTo() |
| N/A | ItemsSourceChanged event |
SelectionChanged | SelectionChanged event |
ItemTapped event | ItemTapped event |
ItemHold event | ItemHolding event |
ItemCollapsed event | ItemCollapsed event |
ItemExpanded event | ItemExpanded event |
| N/A | ItemChecked event |
| N/A | ItemUnchecked event |
| N/A | LoadChildrenOnDemand event |
ItemTap command | ItemTappedCommand |
ItemHold command | ItemHoldingCommand |
ItemCollapse command | ItemCollapsedCommand |
ItemExpand command | ItemExpandedCommand |
LoadOnDemand command | LoadChildrenOnDemandCommand |
| N/A | ExpandAllCommand |
| N/A | CollapseAllCommand |
| N/A | ExpandCommand |
| N/A | CollapseCommand |
| N/A | CheckAllCommand |
| N/A | UncheckAllCommand |
| N/A | UncheckCommand |
| N/A | CheckCommand |
| N/A | ScrollToCommand |
| N/A | ItemCheckedCommand |
| N/A | ItemUncheckedCommand |
ExpandAll() | ExpandAll() |
ExpandAll() | CollapseAll() |
Expand() | Expand() |
Collapse() | Collapse() |
| N/A | CheckAlll() |
| N/A | UnCheckAll() |
CheckItem() | Check() |
UncheckItem() | Uncheck() |
ItemStyle (applies on TreeView level) | ItemStyle (applies on TreeView level), ItemStyle (applies on TreeViewDescriptor level) |
ItemStyleSelector (applies on TreeView level) | ItemStyleSelector (applies on TreeView level), ItemStyleSelector (applies on TreeViewDescriptor level) |