//Update days method is used to alter the Date collection as per selection change in Month column(if Feb is Selected day collection has value from 1 to 28)
public void UpdateDays(ObservableCollection <object> Date, Syncfusion.SfPicker.XForms.SelectionChangedEventArgs e)
{
Device.BeginInvokeOnMainThread(() =>
{
if (Date.Count == 3)
{
bool flag = false;
if (e.OldValue != null && e.NewValue != null && (e.OldValue as ObservableCollection <object>).Count == 3 && (e.NewValue as ObservableCollection <object>).Count == 3)
{
if (!object.Equals((e.OldValue as IList)[0], (e.NewValue as IList)[0]))
{
flag = true;
}
if (!object.Equals((e.OldValue as IList)[2], (e.NewValue as IList)[2]))
{
flag = true;
}
}
if (flag)
{
ObservableCollection <object> days = new ObservableCollection <object>();
int month = DateTime.ParseExact(Months[(e.NewValue as IList)[0].ToString()], "MMMM", CultureInfo.InvariantCulture).Month;
int year = int.Parse((e.NewValue as IList)[2].ToString());
for (int j = 1; j <= DateTime.DaysInMonth(year, month); j++)
{
if (j < 10)
{
days.Add("0" + j);
}
else
{
days.Add(j.ToString());
}
}
ObservableCollection <object> PreviousValue = new ObservableCollection <object>();
foreach (var item in e.NewValue as IList)
{
PreviousValue.Add(item);
}
if (days.Count > 0)
{
Date.RemoveAt(1);
Date.Insert(1, days);
}
if ((Date[1] as IList).Contains(PreviousValue[1]))
{
this.SelectedItem = PreviousValue;
}
else
{
PreviousValue[1] = (Date[1] as IList)[(Date[1] as IList).Count - 1];
this.SelectedItem = PreviousValue;
}
}
}
});
}
private void picker_SelectionChanged(object sender, Syncfusion.SfPicker.XForms.SelectionChangedEventArgs e)
{
if (picker.ItemsSource != null && e.NewValue is IList && (e.NewValue as IList).Count > 0 && CurrentItem != (e.NewValue as IList)[0].ToString())
{
//Updated the second column collection based on first column selected value.
(picker.ItemsSource as ObservableCollection <object>).RemoveAt(1);
(picker.ItemsSource as ObservableCollection <object>).Add(GetCountry((e.NewValue as IList)[0].ToString()));
}
}
private void picker_SelectionChanged(object sender, Syncfusion.SfPicker.XForms.SelectionChangedEventArgs e)
{
var newValue = e.NewValue as IList;
if (newValue != null && newValue.Count == 3)
{
((SfPicker)sender).HeaderText = $"{newValue[0]} {newValue[1]} {newValue[2]}";
(this.BindingContext as OrdonnanceCotationViewModel).Selected = newValue;
}
}
private void popuppicker_CancelButtonClicked(object sender, SelectionChangedEventArgs e)
{
if (popupendpicker.IsOpen)
{
(this.BindingContext as DateTimePickerViewModel).SelectedEndTime = GetCollectionfromstring(enddate.Text);
}
else
{
(this.BindingContext as DateTimePickerViewModel).SelectedStartTime = GetCollectionfromstring(startdate.Text);
}
}
void Picker_SelectionChanged(object sender, Syncfusion.SfPicker.XForms.SelectionChangedEventArgs e)
{
if (e.NewValue != null)
{
Label lbl = new Label();
lbl.Text = e.NewValue.ToString() + " " + "has been selected";
eventLogLayout.Children.Insert(0, lbl);
color = PickerHelper.GetColor(e.NewValue);
if (Device.RuntimePlatform == Device.UWP)
{
picker.SelectionBackgroundColor = color;
}
else
{
picker.BackgroundColor = Color.FromRgba(color.R, color.G, color.B, 0.2);
}
}
}
private void popuppicker_OkButtonClicked(object sender, SelectionChangedEventArgs e)
{
if (popupendpicker.IsOpen)
{
if ((e.NewValue as ObservableCollection <object>).Count != 0)
{
(this.BindingContext as DateTimePickerViewModel).SelectedEndTime = GetCollectionfromList(e.NewValue as IList);
}
enddate.Text = GetStringfromCollection((this.BindingContext as DateTimePickerViewModel).SelectedEndTime);
}
else
{
if ((e.NewValue as ObservableCollection <object>).Count != 0)
{
(this.BindingContext as DateTimePickerViewModel).SelectedStartTime = GetCollectionfromList(e.NewValue as IList);
startdate.Text = GetStringfromCollection((this.BindingContext as DateTimePickerViewModel).SelectedStartTime);
}
}
}
private void CustomDatePicker_SelectionChanged(object sender, Syncfusion.SfPicker.XForms.SelectionChangedEventArgs e)
{
UpdateDays(Date, e);
}
private void CustomDateTimePicker_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
UpdateDays(Date, e);
}
public void UpdateDays(ObservableCollection <object> Date, SelectionChangedEventArgs e)
{
Device.BeginInvokeOnMainThread(() =>
{
try
{
if (Date.Count == 5)
{
bool isupdate = false;
if (e.OldValue != null && e.NewValue != null)
{
if (!object.Equals((e.OldValue as IList)[1], (e.NewValue as IList)[1]))
{
isupdate = true;
}
if (!object.Equals((e.OldValue as IList)[0], (e.NewValue as IList)[0]))
{
isupdate = true;
}
}
if (isupdate)
{
ObservableCollection <object> days = new ObservableCollection <object>();
int month = DateTime.ParseExact(months[(e.NewValue as IList)[1].ToString()], "MMMM", CultureInfo.InvariantCulture).Month;
int year = int.Parse((e.NewValue as IList)[0].ToString());
for (int j = 1; j <= DateTime.DaysInMonth(year, month); j++)
{
if (j < 10)
{
days.Add("0" + j);
}
else
{
days.Add(j.ToString());
}
}
ObservableCollection <object> oldvalue = new ObservableCollection <object>();
foreach (var item in e.NewValue as IList)
{
oldvalue.Add(item);
}
if (days.Count > 0)
{
Date.RemoveAt(2);
Date.Insert(2, days);
}
if ((Date[2] as IList).Contains(oldvalue[2]))
{
this.SelectedItem = oldvalue;
}
else
{
oldvalue[2] = (Date[2] as IList)[(Date[2] as IList).Count - 1];
this.SelectedItem = oldvalue;
}
}
}
}
catch
{
}
});
}
public void UpdateDays(ObservableCollection <object> date, Syncfusion.SfPicker.XForms.SelectionChangedEventArgs e)
{
Device.BeginInvokeOnMainThread(() =>
{
if (date.Count == 3)
{
var flag = false;
if (e.OldValue != null && e.NewValue != null && ((ObservableCollection <object>)e.OldValue).Count == 3 && ((ObservableCollection <object>)e.NewValue).Count == 3)
{
if (!Equals(((IList)e.OldValue)[0], ((IList)e.NewValue)[0]))
{
flag = true;
}
if (!Equals(((IList)e.OldValue)[2], ((IList)e.NewValue)[2]))
{
flag = true;
}
}
if (flag)
{
var days = new ObservableCollection <object>();
var month = DateTime.ParseExact(Months[((IList)e.NewValue)[0].ToString()], "MMMM", CultureInfo.InvariantCulture).Month;
var year = int.Parse(((IList)e.NewValue)[2].ToString());
for (var j = 1; j <= DateTime.DaysInMonth(year, month); j++)
{
if (j < 10)
{
days.Add("0" + j);
}
else
{
days.Add(j.ToString());
}
}
var previousValue = new ObservableCollection <object>();
foreach (var item in (IList)e.NewValue)
{
previousValue.Add(item);
}
if (days.Count > 0)
{
date.RemoveAt(1);
date.Insert(1, days);
}
if (((IList)date[1]).Contains(previousValue[1]))
{
SelectedItem = previousValue;
}
else
{
previousValue[1] = ((IList)date[1])[((IList)date[1]).Count - 1];
SelectedItem = previousValue;
}
}
}
});
}
