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