GridFilterMenuDataItem Class
Defines an item in the column filter menu.
Namespace: DevExpress.Blazor
Assembly: DevExpress.Blazor.v24.1.dll
NuGet Package: DevExpress.Blazor
Declaration
public class GridFilterMenuDataItem
Remarks
The GridFilterMenuDataItem
class implements the functionality of an individual item in the column filter menu. Handle the CustomizeFilterMenu event to access and customize the list of items (DataItems).
<DxGrid Data="@customers"
HeaderFilterButtonDisplayMode="GridHeaderFilterButtonDisplayMode.Always"
CustomizeFilterMenu="OnCustomizeFilterMenu">
<Columns>
<DxGridDataColumn FieldName="ContactName" />
<DxGridDataColumn FieldName="Company" />
<DxGridDataColumn FieldName="Country" />
</Columns>
</DxGrid>
@code {
DateTime data { get; set; }
private Customer[]? customers;
protected override async Task OnInitializedAsync() {
customers = await CustomerData.GetData();
}
void OnCustomizeFilterMenu (GridCustomizeFilterMenuEventArgs e) {
if (e.DataColumn.FieldName == "ContactName") {
e.DataItems.ForEach(di => {
int? CustomerID = customers.Where(c =>
c.ContactName == di.Value.ToString()).FirstOrDefault()?.ID;
di.DisplayText = di.DisplayText + " (ID " + CustomerID + ")";
});
}
}
}
Inheritance
Object
GridFilterMenuDataItem
See Also