maui-linux/Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issu.../Issue206.cs

145 строки
3.5 KiB
C#

using System.ComponentModel;
using System.Diagnostics;
using System.Linq;
using Xamarin.Forms.CustomAttributes;
using Xamarin.Forms.Internals;
#if UITEST
using NUnit.Framework;
using Xamarin.UITest;
#endif
namespace Xamarin.Forms.Controls
{
[Preserve (AllMembers = true)]
[Issue (IssueTracker.Github, 206, "ViewCell with Label's text does not resize when value is changed", PlatformAffected.iOS)]
public class Issue206 : TestContentPage
{
protected override void Init ()
{
_listScreen = new Issue206ListScreen ();
Title = "Click 9";
Content = _listScreen.View;
}
Issue206ListScreen _listScreen;
#if UITEST
[Test]
[NUnit.Framework.Category ("ManualReview")]
[UiTest (typeof(ViewCell))]
public void Issue206TestsTextInTextCellResizes ()
{
RunningApp.WaitForElement (q => q.Marked ("Click 9"));
RunningApp.WaitForElement (q => q.Marked ("0"));
RunningApp.WaitForElement (q => q.Marked ("1"));
RunningApp.WaitForElement (q => q.Marked ("2"));
RunningApp.Screenshot ("All elements exist");
var scrollRect = RunningApp.Query (q => q.Raw ("* index:0"))[0].Rect;
Xamarin.Forms.Core.UITests.Gestures.ScrollForElement (RunningApp, "* marked:'9'", new Xamarin.Forms.Core.UITests.Drag (scrollRect, Xamarin.Forms.Core.UITests.Drag.Direction.BottomToTop, Xamarin.Forms.Core.UITests.Drag.DragLength.Long));
RunningApp.Screenshot ("I see 9");
RunningApp.Tap (q => q.Marked ("9"));
RunningApp.WaitForNoElement (q => q.Marked ("9"));
RunningApp.Screenshot ("The text should not be cropped");
}
#endif
}
[Preserve (AllMembers = true)]
public class Issue206ListScreen
{
public ListView View { get; private set; }
internal class A : INotifyPropertyChanged
{
string _text;
public string Text {
get {
return _text;
}
set {
_text = value;
if(PropertyChanged != null)
PropertyChanged(this, new PropertyChangedEventArgs("Text"));
}
}
#region INotifyPropertyChanged implementation
public event PropertyChangedEventHandler PropertyChanged;
#endregion
}
[Preserve (AllMembers = true)]
internal class ViewCellTest : ViewCell
{
static int s_inc = 0;
public ViewCellTest ()
{
var stackLayout = new StackLayout {
Orientation = StackOrientation.Horizontal
};
var label = new Label ();
label.SetBinding (Label.TextProperty, "Text");
var box = new BoxView {WidthRequest = 100, HeightRequest = 10, Color = Color.Red};
stackLayout.Children.Add (label);
stackLayout.Children.Add (box);
View = stackLayout;
}
protected override void OnAppearing ()
{
base.OnAppearing ();
Debug.WriteLine ("Appearing: " + ((A)BindingContext).Text + " : " + s_inc);
s_inc++;
}
protected override void OnDisappearing ()
{
base.OnDisappearing ();
Debug.WriteLine ("Disappearing: " + ((A)BindingContext).Text + " : " + s_inc);
s_inc++;
}
}
public Issue206ListScreen ()
{
View = new ListView ();
View.RowHeight = 30;
var n = 50;
var items = Enumerable.Range (0, n).Select (i => new A {Text = i.ToString ()}).ToList ();
View.ItemsSource = items;
View.ItemTemplate = new DataTemplate (typeof (ViewCellTest));
View.ItemSelected += (sender, e) => {
var cell = (e.SelectedItem as A);
if (cell == null)
return;
var x = int.Parse (cell.Text);
if (x == 5) {
n += 10;
View.ItemsSource = Enumerable.Range (0, n).Select (i => new A { Text = i.ToString () }).ToList ();
} else {
cell.Text = (x + 1).ToString ();
}
};
}
}
}