10월, 2021의 게시물 표시

날짜를 받아서 몇번째 주인지 표시 하는 것 Dart flutter

  /* 날짜를 받아서 몇번째 주인지 표시 하는 것 */ static String WeekCountHangul (DateTime cday) { var weekCount = cday. weekOfYear -cday.add( Duration (days: 1 -cday. day )). weekOfYear + 1 ; String weekCountHangul = "" ; switch (weekCount) { case 1 : weekCountHangul = " 첫째주 " ; break; case 2 : weekCountHangul = " 둘째주 " ; break; case 3 : weekCountHangul = " 세째주 " ; break; case 4 : weekCountHangul = " 네째주 " ; break; case 5 : weekCountHangul = " 다섯째주 " ; break; case 6 : weekCountHangul = " 여섯째주 " ; break; } return weekCountHangul ; } week_of_year : ^2.0.0 import 'package:week_of_year/week_of_year.dart' ;

flutter GestureDetector 아래 위 swipe 판별시 사용 primaryVelocity

  GestureDetector ( onVerticalDragEnd: (details) { setState(() { // viewWeek = details.velocity.pixelsPerSecond.dy < 0 // ? false // : true; print( "ssss===" +details. primaryVelocity .toString()) ; if (details. primaryVelocity < 0 ) { // 주 단위 보여 주기 viewWeek = true; viewCalender = false; titelCalenderYn = false; } else { viewWeek = false; viewCalender = true; titelCalenderYn = true; } }) ; } , child: Column ( children: [ Visibility ( visible: viewCalender , child: Container ( height: calSize , margin: EdgeInsets . fromLTRB ( 16 , 0 , 16 , 0 ) , padding: EdgeInsets . fromLTRB ( 0 , 0 , 0 , 0 ) , // 6 열인 경우 504 5 열인경우 420 alignment: Alignment. center , child: _salesCalenderList(salesDetailListCalender) , ) , ) , Visibility ( visible: viewWe...

svg image 변수 처리시 주의 점

  GestureDetector ( onTap: () { setState(() { detailViewYn =!detailViewYn ; _changed(detailViewYn) ; }) ; } , child: SvgPicture . asset ( ' ${iconNm} ' , width: 9 , height: 13 , color: Colors. black , ) , ) ,