DxTreeView.ClearCheck() Method

Unchecks all nodes.

Namespace: DevExpress.Blazor

Assembly: DevExpress.Blazor.v24.2.dll

NuGet Package: DevExpress.Blazor

Declaration

C#

public void ClearCheck()

Remarks

You can check all TreeView nodes as follows:

• Call the CheckAll() method
• Check the Check All box in the UI

Call the ClearCheck() method to uncheck all nodes.

Note

The following actions change the check state of all nodes, even those that do not meet the applied filter criteria:

• CheckAll() method call
• ClearCheck() method call
• Recursive check mode update

Razor

<DxTreeView @ref="MyTreeView" 
            Data="@Data"
            CheckMode="TreeViewCheckMode.Recursive">
    <DataMappings>
        <DxTreeViewDataMapping Text="Name"
                               Key="Id"
                               ParentKey="CategoryId" />
    </DataMappings>
</DxTreeView>

<DxButton Text="Uncheck All" Click="Click" />

@code {
    DxTreeView MyTreeView;
    void Click() {
        MyTreeView.ClearCheck();
    }
}