Implementing Syncfusion .NET MAUI DatePicker (SfDatePicker)

Syncfusion .NET MAUI DatePicker (SfDatePicker) control allows you to select dates with a visually rich, customizable picker interface. The control supports dialog and drop-down modes, extensive customization options, date restrictions, formatting, localization, and accessibility features.

When to Use This Skill

Use this skill when you need to:

• Implement date selection - Add date picker controls to .NET MAUI applications
• Format dates - Display dates in various formats (20+ predefined options)
• Restrict date selection - Set minimum/maximum dates, blackout specific dates
• Customize appearance - Style headers, footers, column headers, selection views
• Handle date events - Respond to date selection, dialog open/close, OK/Cancel actions
• Configure picker modes - Use Dialog, RelativeDialog, or Default display modes
• Add intervals - Set day/month/year intervals for selection
• Enable accessibility - Support keyboard navigation and localization
• Apply modern effects - Implement liquid glass effect (.NET 10+)

Component Overview

Key Capabilities:

• Date Selection - Interactive date picker with day, month, year columns
• Multiple Formats - 20+ predefined date formats (dd/MM/yyyy, MM/dd/yyyy, etc.)
• Picker Modes - Dialog, RelativeDialog with customizable positions
• Customization - Headers, footers, column headers, selection views, colors, fonts
• Date Restrictions - Min/max dates, blackout dates collection
• Intervals - Day, month, year intervals for custom date ranges
• Events & Commands - SelectionChanged, dialog events, footer button events
• Accessibility - Keyboard navigation, screen reader support, localization
• Advanced - Text display modes (Fade, Shrink), liquid glass effect

Documentation and Navigation Guide

Getting Started

📄 Read: references/getting-started.md

• Installation and NuGet package setup
• Handler registration in MauiProgram.cs
• Basic DatePicker implementation (XAML & C#)
• Setting header, footer, height, width
• SelectedDate property and clear selection

Date Formatting

📄 Read: references/formatting.md

• 20+ predefined date formats
• Format property usage
• Common format patterns (dd_MM_yyyy, MM_dd_yyyy, etc.)
• Custom format examples

Picker Modes and Display

📄 Read: references/picker-modes.md

• Dialog mode (popup display)
• RelativeDialog mode (positioned relative to view)
• 8 relative positions (AlignTop, AlignBottom, etc.)
• IsOpen property for programmatic control
• Custom popup size (PopupWidth, PopupHeight)

Customization and Styling

📄 Read: references/customizations.md

• Header customization (text, divider, background, template)
• Column header customization (day/month/year headers)
• Footer customization (OK/Cancel buttons)
• Selection view customization (corner radius, stroke, padding)
• Column divider colors
• Close button and icon
• Column-specific text styles and widths
• DataTemplateSelector support

Date Restrictions

📄 Read: references/date-restrictions.md

• MinimumDate property
• MaximumDate property
• BlackoutDates collection
• Date range validation
• Preventing selection beyond ranges

Intervals and Looping

📄 Read: references/intervals-and-looping.md

• DayInterval property
• MonthInterval property
• YearInterval property
• EnableLooping for seamless navigation

Events and Commands

📄 Read: references/events-and-commands.md

• SelectionChanged event (NewValue, OldValue)
• Dialog mode events (Opened, Closing, Closed)
• Footer events (OkButtonClicked, CancelButtonClicked)
• SelectionChangedCommand, AcceptCommand, DeclineCommand
• Event handling patterns

Accessibility and Localization

📄 Read: references/accessibility-localization.md

• Accessibility features for headers, footers, picker items
• Keyboard navigation (Tab, Enter, Arrow keys)
• Localization setup and resource files
• CurrentUICulture configuration
• Multilingual support

Advanced Features

📄 Read: references/advanced-features.md

• Text display modes (Default, Fade, Shrink, FadeAndShrink)
• Liquid glass effect integration
• SfGlassEffectView setup
• EnableLiquidGlassEffect property
• Platform requirements (.NET 10, macOS 26+, iOS 26+)