ContextMenuService Class

Class ContextMenuService. Contains various methods with options to open and close context menus. Should be added as scoped service in the application services and RadzenContextMenu should be added in application main layout. Implements the IDisposable

Inheritance

Syntax

public class ContextMenuService

Examples

@inject ContextMenuService ContextMenuService
<RadzenButton Text="Show context menu" ContextMenu=@(args => ShowContextMenuWithContent(args)) />
@code {
    void ShowContextMenuWithContent(MouseEventArgs args) => ContextMenuService.Open(args, ds =>
      @<RadzenMenu Click="OnMenuItemClick">
        <RadzenMenuItem Text="Item1" Value="1"></RadzenMenuItem>
        <RadzenMenuItem Text="Item2" Value="2"></RadzenMenuItem>
        <RadzenMenuItem Text="More items" Value="3">
            <RadzenMenuItem Text="More sub items" Value="4">
                <RadzenMenuItem Text="Item1" Value="5"></RadzenMenuItem>
                <RadzenMenuItem Text="Item2" Value="6"></RadzenMenuItem>
            </RadzenMenuItem>
        </RadzenMenuItem>
      </RadzenMenu>);

    void OnMenuItemClick(MenuItemEventArgs args)
    {
      Console.WriteLine($"Menu item with Value={args.Value} clicked");
    }
}

Constructors

public ContextMenuService(NavigationManager uriHelper)

Methods

public void Close()

public void Dispose()

public void Open(MouseEventArgs args, IEnumerable<ContextMenuItem> items, Action<MenuItemEventArgs> click)

public void Open(MouseEventArgs args, RenderFragment<ContextMenuService> childContent)

Events

public event Action OnClose

public event Action OnNavigate

public event Action<MouseEventArgs, ContextMenuOptions> OnOpen