IContextMenuItem.BeginGroup Property

Specifies whether to display the group separator before the item.

Namespace: DevExpress.Blazor

Assembly: DevExpress.Blazor.v25.2.dll

Declaration

bool BeginGroup { get; set; }

Property Value

Type	Description
Boolean	true to display the group separator before the item; otherwise, false.

Remarks

Rich Text Editor, Grid, and TreeList allow you to split context menu items into groups. A horizontal line separates groups. To start a new group, set the BeginGroup property to true.

RichEdit

<DxRichEdit CustomizeContextMenu=CustomizeContextMenu />

@code {
    void CustomizeContextMenu(IContextMenuItemCollection items) {
        var clipboardItem = items.AddCustomItem("Clipboard");
        clipboardItem.BeginGroup = true;
        clipboardItem.Items.Add(RichEditContextMenuItemNames.CutSelection);
        clipboardItem.Items.Add(RichEditContextMenuItemNames.CopySelection);
        clipboardItem.Items.Add(RichEditContextMenuItemNames.Paste);
    }
}

Grid

<DxGrid CustomizeContextMenu="CustomizeContextMenu">
    @* ... *@
</DxGrid>

@code {
    void CustomizeContextMenu(GridCustomizeContextMenuEventArgs args) {
        if(args.Context is GridHeaderCommandContext headerContext) {
            var sortItem = args.Items.AddCustomItem("Sort...");
            sortItem.BeginGroup = true;
            sortItem.Items.Add(GridContextMenuDefaultItemNames.SortColumnAscending);
            sortItem.Items.Add(GridContextMenuDefaultItemNames.SortColumnDescending);
            sortItem.Items.Add(GridContextMenuDefaultItemNames.ClearColumnSorting);
        }
    }
}

TreeList

<DxTreeList CustomizeContextMenu="CustomizeContextMenu">
    @* ... *@
</DxTreeList>

@code {
    void CustomizeContextMenu(TreeListCustomizeContextMenuEventArgs args) {
        if(args.Context is TreeListHeaderCommandContext headerContext) {
            var sortItem = args.Items.AddCustomItem("Sort...");
            sortItem.BeginGroup = true;
            sortItem.Items.Add(TreeListContextMenuDefaultItemNames.SortColumnAscending);
            sortItem.Items.Add(TreeListContextMenuDefaultItemNames.SortColumnDescending);
            sortItem.Items.Add(TreeListContextMenuDefaultItemNames.ClearColumnSorting);
        }
    }
}

Refer to CustomizeContextMenu event descriptions for additional information and examples:

• DxRichEdit.CustomizeContextMenu
• DxGrid.CustomizeContextMenu
• DxTreeList.CustomizeContextMenu