GridDataColumnHeaderFilterSettings.Mode Property

Specifies the type of header filter used for the current column.

Namespace: DevExpress.Web

Assembly: DevExpress.Web.v21.2.dll

NuGet Package: DevExpress.Web

Declaration

C#

[DefaultValue(GridHeaderFilterMode.Default)]
public GridHeaderFilterMode Mode { get; set; }

VB.NET

<DefaultValue(GridHeaderFilterMode.Default)>
Public Property Mode As GridHeaderFilterMode

Property Value

Type	Default	Description
GridHeaderFilterMode	Default	One of the GridHeaderFilterMode enumeration values.

Available values:

Name	Description
Default	For date columns is equal to the DateRangePicker value, for other columns is equal to the List value.
List	The header filter is displayed as a regular list of filter items. Clicking an item invokes a corresponding action and automatically closes the dropdown.
CheckedList	The header filter is displayed as a checked list of filter items. In this mode, an end-user can select more than one item simultaneously. When the dropdown window is closed by clicking the OK button, the grid will display those records that contain the checked values.
DateRangePicker	For date columns only. The header filter displays a date range picker and a set of predefined items.
DateRangeCalendar	For date columns only. The header filter displays a calendar and a set of predefined items.

Remarks

Example

The following example illustrates how to use the Mode property.

Web Forms approach:

Note

For a full example, see the ASPxGridView - Customization Dialog demo.

ASPX

<dx:ASPxGridView ID="Grid" runat="server" DataSourceID="ProductsDataSource" 
    EnableRowsCache="false" Width="100%">
    <Columns>
        <dx:GridViewDataTextColumn FieldName="ProductName">
            <Settings AutoFilterCondition="Contains" />
        </dx:GridViewDataTextColumn>
        <dx:GridViewDataComboBoxColumn FieldName="CategoryID" Caption="Category Name" SortIndex="0" SortOrder="Ascending" AdaptivePriority="1">
            <PropertiesComboBox DataSourceID="CategoriesDataSource" ValueField="CategoryID" TextField="CategoryName" ValueType="System.Int32" />
            <Settings AllowHeaderFilter="True" AllowAutoFilter="False" SortMode="DisplayText" />
            <SettingsHeaderFilter Mode="CheckedList" />
        </dx:GridViewDataComboBoxColumn>
        ...
    </Columns>
</dx:ASPxGridView>

MVC approach:

Note

For a full example, see the GridView - Customization Dialog demo.

Razor

@Html.DevExpress().GridView(settings => {
    settings.Name = "GridView";
    settings.SettingsCustomizationDialog.Enabled = true;
    ...
    settings.Columns.Add(c => {
        c.FieldName = "ProductName";
        c.Settings.AutoFilterCondition = AutoFilterCondition.Contains;
    });
    settings.Columns.Add(c => {
        c.FieldName = "CategoryID";
        c.Caption = "Category Name";
        c.SortIndex = 0;
        c.SortOrder = DevExpress.Data.ColumnSortOrder.Ascending;
        c.AdaptivePriority = 1;
        c.Settings.AllowHeaderFilter = DefaultBoolean.True;
        c.Settings.AllowAutoFilter = DefaultBoolean.False;
        c.Settings.SortMode = DevExpress.XtraGrid.ColumnSortMode.DisplayText;
        c.SettingsHeaderFilter.Mode = GridHeaderFilterMode.CheckedList;
        c.EditorProperties().ComboBox(cb => {
            cb.DataSource = NorthwindDataProvider.GetCategories();
            cb.TextField = "CategoryName";
            cb.ValueField = "CategoryID";
            cb.ValueType = typeof(int);
        });
    });
}).Bind(Model).GetHtml()