TreeViewNodeEventArgs Class

Provides data for the AfterCollapse, AfterExpand and SelectionChanged events.

Namespace: DevExpress.Blazor

Assembly: DevExpress.Blazor.v22.1.dll

NuGet Package: DevExpress.Blazor

Declaration

public class TreeViewNodeEventArgs :
    EventArgs

Related API Members

TreeViewNodeEventArgs is the data class for the following events:

• DxTreeView.AfterCollapse
• DxTreeView.AfterExpand
• DxTreeView.SelectionChanged

Remarks

<DxTreeView AllowSelectNodes="true" 
    SelectionChanged="@SelectionChanged">
      ...
</DxTreeView>

@code  {
    string SelectedGroup = "none";

    void SelectionChanged(TreeViewNodeEventArgs e) {
        SelectedGroup = e.NodeInfo.Text;
        InvokeAsync(StateHasChanged);
    }
}      

The image below shows the result.

Online Demo

TreeView - Selection

Inheritance

Object

EventArgs

TreeViewNodeEventArgs

TreeViewNodeCancelEventArgs