How to replace view header with custom widget in Flutter Date Range Picker?
In the Flutter date range picker, you can replace the default view header with custom widget by hiding the header, view header in the date range picker.
STEP 1: Inside the state, initialize the default values needed for replacing the view header in calendar.
final List<String> _days = <String>['S', 'M', 'T', 'W', 'T', 'F', 'S']; final List<Icon> _icons = <Icon>[ Icon( Icons.ac_unit, color: Colors.black, ), Icon(Icons.wb_sunny, color: Colors.amber), Icon( Icons.wb_incandescent, color: Color(0xFF0ba0000), ), Icon(Icons.wb_auto, color: Colors.orange), Icon(Icons.wb_cloudy, color: Colors.grey), Icon(Icons.wb_sunny, color: Colors.amber), Icon( Icons.wb_incandescent, color: Color(0xFF0ba0000), ) ];
STEP 2: Set the headerHeight and viewHeaderHeight property value to 0 to hide the default headers.
child: SfDateRangePicker( headerHeight: 0, view: DateRangePickerView.month, monthViewSettings: DateRangePickerMonthViewSettings( viewHeaderHeight: 0, showTrailingAndLeadingDates: true), ),
STEP 3: Custom view header implementation using the ListView widgets inside the Stack widget.
child: Stack(
children: [
ListView.builder(
padding: const EdgeInsets.fromLTRB(40, 100, 40, 300),
itemCount: _days.length,
scrollDirection: Axis.horizontal,
itemBuilder: (BuildContext ctxt, int index) {
return Container(
padding: const EdgeInsets.only(left: 15, top: 5),
width: cellWidth,
height: 5,
color: Colors.lightGreen,
child: Text(_days[index]),
);
}),
ListView.builder(
padding: const EdgeInsets.fromLTRB(40, 120, 40, 500),
itemCount: _icons.length,
scrollDirection: Axis.horizontal,
itemBuilder: (BuildContext ctxt, int index) {
return Container(
padding: const EdgeInsets.only(left: 5),
width: cellWidth,
child: _icons[index],
);
}),
],
),
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Conclusion
I hope you enjoyed learning about how to replace the view header with custom widget in the Flutter Date Range Picker.
You can refer to our Flutter Date Range Picker feature tour page to know about its other groundbreaking feature representations documentation and how to quickly get started for configuration specifications. You can also explore our Flutter Date Range Picker example to understand how to create and manipulate data.
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