Implementing Radial Menus in .NET MAUI

The Syncfusion .NET MAUI Radial Menu (SfRadialMenu) displays a hierarchical menu in a circular layout, optimized for touch-enabled devices. It's typically used as a context menu and can expose more menu items in the same space than traditional menus.

When to Use This Skill

Use this skill when the user needs to:

• Implement circular/radial menus in .NET MAUI applications
• Create touch-optimized context menus with hierarchical navigation
• Build floating menus that can be dragged across the screen
• Design nested menu systems with multiple levels of items
• Customize center buttons with text, icons, or custom views
• Segment menu layouts with custom positioning and indexing
• Add interactive menu items with images, icons, or custom content
• Handle menu events for navigation, opening/closing, and item tapping
• Implement modern UI effects like liquid glass/acrylic styling

Component Overview

Key Features:

• Hierarchical Navigation: Multiple levels of nested menu items
• Touch-Optimized: Circular layout designed for touch interaction
• Draggable: Float over content and drag anywhere on screen
• Rotation Support: Items can rotate around the center
• Custom Segmentation: Control item placement and spacing
• Font Icons: Built-in support for vector icons
• Custom Views: Use any MAUI view as menu item content
• Rich Customization: Colors, sizes, fonts, backgrounds, and more
• Event-Driven: Comprehensive event system for all interactions

Documentation and Navigation Guide

Getting Started

📄 Read: references/getting-started.md

• NuGet package installation (Syncfusion.Maui.RadialMenu)
• Registering handlers in MauiProgram.cs
• Basic SfRadialMenu setup
• Creating your first radial menu with items
• XAML and C# implementation examples

Populating Items

📄 Read: references/populating-items.md

• Adding items through RadialMenuItem collection
• Text-only items, images with text, custom font icons
• Creating nested/hierarchical menu structures
• Using ItemsSource and ItemTemplate for data binding
• Animation duration, rim styling, separators
• DisplayMemberPath for property binding

Center Button Customization

📄 Read: references/center-button-customization.md

• Center button text and back button text
• Colors (text, background, stroke)
• Size and radius customization
• Font family, size, and attributes
• Custom views for center button
• Animation and auto-scaling
• Start angle configuration

Menu Item Customization

📄 Read: references/menu-item-customization.md

• SfRadialMenuItem properties
• Text, images, and font icons
• Font customization (family, size, attributes)
• Colors (background, text)
• Size (ItemHeight, ItemWidth)
• Custom views for menu items
• Command binding
• Enable/disable states

Layout and Segmentation

📄 Read: references/layout-segmentation.md

• Default layout (sequential arrangement)
• Custom layout (indexed positioning)
• VisibleSegmentsCount property
• SegmentIndex for precise placement
• Use cases for different layout types

Dragging and Rotation

📄 Read: references/dragging-rotation.md

• Enabling drag functionality (IsDragEnabled)
• Rotation control (EnableRotation)
• Drag events (DragBegin)
• Restricting drag behavior
• Positioning the menu on parent layout

Events

📄 Read: references/events.md

• Navigation events (Navigating, Navigated)
• Opening/Closing events
• Center button events (CenterButtonBackTapped)
• Item interaction events (ItemTapped, TouchDown, TouchUP)
• Event arguments and cancellation