flutter_advanced_calendar

Package Overview

Package selection guidance compiled from public package information, community data, and project usage.

Flutter Advanced Calendar is a highly customizable calendar widget designed to offer a rich API for extensive UI and functional customization. It enables developers to create unique, visually appealing calendars tailored to specific app designs. With support across all major platforms—including Android, iOS, Web, macOS, Windows, and Linux—it ensures consistent experiences regardless of device. The package emphasizes flexibility, allowing deep integration with themes, styling, and event handling.

Use cases

Custom event scheduling interfaces
App-specific date pickers
Rich calendar views in productivity apps
Interactive timeline displays
Cross-platform calendar components

Key features

Extensive widget customization
Support for multiple platforms
Event and date highlighting
Highly flexible layout options
Built-in localization support

Suitable for

Developers needing advanced calendar UIs
Apps requiring custom date selection
Projects targeting multiple operating systems

Considerations

Requires familiarity with Flutter's widget system
May need additional styling effort for complex designs
Limited documentation beyond basic usage

Original README

Original README snapshot from the linked source repository. Visit the repository for the latest content.

An advanced calendar provides a rich API for widget customization that opens a new look and feel in your app.

Advanced Calendar Theme LAF

Advanced Calendar Light Theme	Advanced Calendar Dark Theme

Examples

Regular Calendar

final _controller = AdvancedCalendarController.today();
// ...
AdvancedCalendar(
    controller: _controller,
)
// ...

Custom Date Calendar

final _controller = AdvancedCalendarController.custom(DateTime(2021, 2, 15));
// ...
final theme = ThemeData.light();

Theme(
  data: theme.copyWith(
    textTheme: theme.textTheme.copyWith(
      subtitle1: Ttheme.textTheme.subtitle1.copyWith(
        fontSize: 16,
        color: theme.accentColor,
      ),
      bodyText1: theme.textTheme.bodyText1.copyWith(
        fontSize: 14,
        color: Colors.black54,
      ),
      bodyText2: theme.textTheme.bodyText1.copyWith(
        fontSize: 12,
        color: Colors.black87,
      ),
    ),
    primaryColor: Colors.red,
    highlightColor: Colors.yellow,
    disabledColor: Colors.green,
  ),
  child: AdvancedCalendar(
    controller: _calendarControllerCustom,
    weekLineHeight: 48.0,
  ),
),
// ...

AdvancedCalendar Parameters

Parameter	Description	Type	Default
`controller`	Controller that manage calendar state	AdvancedCalendarController	required
`weekLineHeight`	Height of week line	double	32.0
`preloadMonthViewAmount`	Amount of months in month view to preload	int	13
`preloadWeekViewAmount`	Amount of weeks in week view to preload	int	21
`weeksInMonthViewAmount`	Weeks lines amount in month view	int	6
`events`	List of DateTime to indicate date	List	[]
`startWeekDay`	Indicated for the beginning of the first day on Sunday	int	0
`innerDot`	Show alternative event design in date box	bool	false
`headerStyle`	Style for `month year` on top left	TextStyle	null
`calendarTextStyle`	Style for dates in calendar	TextStyle	null

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