public static IPromise <object> showDatePicker(
BuildContext context,
DateTime initialDate,
DateTime firstDate,
DateTime lastDate,
SelectableDayPredicate selectableDayPredicate = null,
DatePickerMode initialDatePickerMode = DatePickerMode.day,
Locale locale = null,
TransitionBuilder builder = null
)
{
D.assert(initialDate >= firstDate, () => "initialDate must be on or after firstDate");
D.assert(initialDate <= lastDate, () => "initialDate must be on or before lastDate");
D.assert(firstDate <= lastDate, () => "lastDate must be on or after firstDate");
D.assert(
selectableDayPredicate == null || selectableDayPredicate(initialDate),
() => "Provided initialDate must satisfy provided selectableDayPredicate"
);
D.assert(context != null);
D.assert(MaterialD.debugCheckHasMaterialLocalizations(context));
Widget child = new _DatePickerDialog(
initialDate: initialDate,
firstDate: firstDate,
lastDate: lastDate,
selectableDayPredicate: selectableDayPredicate,
initialDatePickerMode: initialDatePickerMode
);
if (locale != null)
{
child = Localizations.overrides(
context: context,
locale: locale,
child: child
);
}
return(DialogUtils.showDialog(
context: context,
builder: (BuildContext _context) => { return builder == null ? child : builder(_context, child); }
));
}
public static Future <DateTime> showDatePicker(
BuildContext context,
DateTime initialDate,
DateTime firstDate,
DateTime lastDate,
DatePickerEntryMode initialEntryMode = DatePickerEntryMode.calendar,
material_.SelectableDayPredicate selectableDayPredicate = null,
string helpText = null,
string cancelText = null,
string confirmText = null,
Locale locale = null,
bool useRootNavigator = true,
RouteSettings routeSettings = null,
TextDirection?textDirection = null,
TransitionBuilder builder = null,
DatePickerMode initialDatePickerMode = DatePickerMode.day,
string errorFormatText = null,
string errorInvalidText = null,
string fieldHintText = null,
string fieldLabelText = null
)
{
D.assert(context != null);
initialDate = utils.dateOnly(initialDate);
firstDate = utils.dateOnly(firstDate);
lastDate = utils.dateOnly(lastDate);
D.assert(
!lastDate.isBefore(firstDate),
() => $"lastDate {lastDate} must be on or after firstDate {firstDate}."
);
D.assert(
!initialDate.isBefore(firstDate),
() => $"initialDate {initialDate} must be on or after firstDate {firstDate}."
);
D.assert(
!initialDate.isAfter(lastDate),
() => $"initialDate {initialDate} must be on or before lastDate {lastDate}."
);
D.assert(
selectableDayPredicate == null || selectableDayPredicate(initialDate),
() => $"Provided initialDate {initialDate} must satisfy provided selectableDayPredicate."
);
D.assert(initialEntryMode != null);
D.assert(initialDatePickerMode != null);
D.assert(material_.debugCheckHasMaterialLocalizations(context));
Widget dialog = new _DatePickerDialog(
initialDate: initialDate,
firstDate: firstDate,
lastDate: lastDate,
initialEntryMode: initialEntryMode,
selectableDayPredicate: selectableDayPredicate,
helpText: helpText,
cancelText: cancelText,
confirmText: confirmText,
initialCalendarMode: initialDatePickerMode,
errorFormatText: errorFormatText,
errorInvalidText: errorInvalidText,
fieldHintText: fieldHintText,
fieldLabelText: fieldLabelText
);
if (textDirection != null)
{
dialog = new Directionality(
textDirection: textDirection.Value,
child: dialog
);
}
if (locale != null)
{
dialog = Localizations.overrides(
context: context,
locale: locale,
child: dialog
);
}
return(material_.showDialog <DateTime>(
context: context,
useRootNavigator: useRootNavigator,
routeSettings: routeSettings,
builder: (BuildContext subContext) => { return builder == null ? dialog : builder(subContext, dialog); }
));
}
