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using System;
using System.Collections.Generic;
using Xamarin.Forms.CustomAttributes;
namespace Xamarin.Forms.Controls
{
[Preserve (AllMembers = true)]
[Issue (IssueTracker.Bugzilla, 32847,
"Picker text is cleared after selecting an item, whether Picker, DatePicker, or TimePicker (when in a TableView (or ListView))", PlatformAffected.WinRT)]
public class Bugzilla32847 : TestContentPage
{
protected override void Init ()
{
var instructions =
@"In the picker below, select the option labeled 'Two'. If the selection immediately disappears, the test has failed.
In the TimePicker below, change the time to 5:21 PM. If the selection immediately disappears, the test has failed.
In the DatePicker below, change the date to May 25, 1977. If the selection immediately disappears, the test has failed.";
var tableInstructions = new Label {
Text = instructions
};
var picker = new Picker ();
var pickerItems = new List<string> { "One", "Two", "Three" };
foreach(string item in pickerItems)
{
picker.Items.Add(item);
}
var datePicker = new DatePicker ();
var timePicker = new TimePicker ();
var tableView = new TableView() { BackgroundColor = Color.Green };
var tableSection = new TableSection();
var pickerCell = new ViewCell { View = picker };
var datepickerCell = new ViewCell { View = datePicker };
var timepickerCell = new ViewCell { View = timePicker };
tableSection.Add(pickerCell);
tableSection.Add(timepickerCell);
tableSection.Add(datepickerCell);
var tableRoot = new TableRoot() {
tableSection
};
tableView.Root = tableRoot;
var listItems = new List<string> { "One" };
var listView = new ListView
{
Header = instructions,
BackgroundColor = Color.Pink,
ItemTemplate = new DataTemplate(typeof(CustomCell)),
ItemsSource = listItems
};
var nonListDatePicker = new DatePicker();
var nonListTimePicker = new TimePicker();
var nonListPicker = new Picker();
foreach(string item in pickerItems)
{
nonListPicker.Items.Add(item);
}
Content = new StackLayout {
VerticalOptions = LayoutOptions.Fill,
HorizontalOptions = LayoutOptions.Fill,
Children = {
new Label { Text = instructions },
nonListPicker,
nonListDatePicker,
nonListTimePicker,
tableInstructions,
tableView,
listView
}
};
}
}
[Preserve (AllMembers = true)]
public class CustomCell : ViewCell
{
public CustomCell()
{
StackLayout cellWrapper = new StackLayout();
StackLayout stack = new StackLayout();
var picker = new Picker();
var datePicker = new DatePicker ();
var timePicker = new TimePicker ();
var items = new List<string> { "One", "Two", "Three" };
foreach(string item in items)
{
picker.Items.Add(item);
}
cellWrapper.BackgroundColor = Color.FromHex("#eee");
stack.Orientation = StackOrientation.Vertical;
stack.Children.Add(picker);
stack.Children.Add(timePicker);
stack.Children.Add(datePicker);
cellWrapper.Children.Add(stack);
View = cellWrapper;
}
}
}
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