Xamarin Snippets

DatePickerConverter.cs

using System;
using System.Globalization;
using Xamarin.Forms;

namespace Av_Planner_Demo.Controls.Converters
{
    public class DatePickerConverter : IValueConverter
    {
        DateTime _timePickerDate;


        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            _timePickerDate = (DateTime) value;

            return value;
        }

        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            if (value == null) return _timePickerDate;

            var datePickerDate = (DateTime) value;

            if (datePickerDate.TimeOfDay.Ticks != _timePickerDate.TimeOfDay.Ticks)
            {
                // correct the date picker value
                var result = new DateTime(datePickerDate.Year,
                    datePickerDate.Month,
                    datePickerDate.Day,
                    _timePickerDate.Hour,
                    _timePickerDate.Minute,
                    _timePickerDate.Second);

                // return, because this event handler will be executed a second time
                return result;
            }

            return datePickerDate;
        }
    }
}

TimePickerConverter.cs

using System;
using System.Globalization;
using Xamarin.Forms;

namespace Av_Planner_Demo.Controls.Converters
{
    public class TimePickerConverter : IValueConverter
    {
        DateTime _originDate;


        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            _originDate = (DateTime) value;

            return _originDate.TimeOfDay;
        }

        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            if (value == null) return _originDate;

            var timePickerTime = ((TimeSpan) (value));
            //var datePickerDate = ((DateTime)(value));

            if (timePickerTime.Ticks != _originDate.TimeOfDay.Ticks)
            {
                // correct the date picker value
                var result = new DateTime(_originDate.Year, _originDate.Month, _originDate.Day) + timePickerTime;

                // return, because this event handler will be executed a second time
                return result;
            }

            return timePickerTime;
        }
    }
}