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using Xamarin.Forms.CustomAttributes;
using Xamarin.Forms.Internals;
#if UITEST
using NUnit.Framework;
using Xamarin.UITest;
using Xamarin.UITest.Queries;
#endif
namespace Xamarin.Forms.Controls.Issues
{
[Preserve (AllMembers=true)]
[Issue (IssueTracker.Github, 773, "Horizontal ScrollView locks after rotation", PlatformAffected.iOS)]
public class Issue773 : TestNavigationPage
{
protected override void Init ()
{
PushAsync (new CannotScrollRepro ());
}
#if UITEST
[Test]
[Issue (IssueTracker.Github, 773, "Horizontal ScrollView locks after rotation - relayout correctly after rotation", PlatformAffected.iOS)]
[UiTest (typeof(ScrollView))]
public void Issue773TestsRotationRelayoutIssue ()
{
RunningApp.SetOrientationLandscape ();
var buttonLabels = new [] {
"Button 1",
"Button 2",
"Button 3",
};
foreach (string buttonLabel in buttonLabels)
RunningApp.WaitForElement (q => q.Button (buttonLabel));
RunningApp.Screenshot ("StackLayout in Modal respects rotation");
RunningApp.SetOrientationPortrait ();
}
//[Test]
//[Issue (IssueTracker.Github, 773, "Horizontal ScrollView locks after rotation - can scroll after rotation", PlatformAffected.iOS)]
//[UiTest (typeof (ScrollView))]
//public void Issue773TestsScrollingBeforeAndAfterRotation ()
//{
// ScrollHorizontalForEnd ();
// App.WaitForElement (q => q.Marked ("I was clicked once!"));
// App.Screenshot ("Scrolling successful before rotation");
//
// App.SetOrientationLandscape ();
// App.Tap (q => q.Marked ("Button 8"));
// App.WaitForElement (q => q.Marked ("I was clicked again!"));
// App.Screenshot ("Scrolling successful after rotation");
//
// App.SetOrientationPortrait ();
// App.Screenshot ("Can scroll back to beginning");
//
// ScrollHorizontalForBeginning ();
// App.Screenshot ("Can scroll back to beginning");
// }
//void ScrollHorizontalForEnd ()
//{
// int count = 0;
// AppRect screenBounds = App.ScreenBounds ();
// float scrollXStart = (4 / 5.0f) * screenBounds.Width;
// float scrollXEnd = screenBounds.Width / 5;
// float scrollY = App.Query (q => q.Marked ("Button 1"))[0].Rect.CenterY;
// while (count < 4) {
// App.Pan (new Drag (screenBounds, scrollXStart, scrollY, scrollXEnd, scrollY, Drag.Direction.RightToLeft));
// count++;
// }
// App.Tap (q => q.Button ("Button 8"));
//}
//void ScrollHorizontalForBeginning ()
//{
// int count = 0;
// AppRect screenBounds = App.ScreenBounds ();
// float scrollXStart = screenBounds.Width / 5;
// float scrollXEnd = (4 / 5.0f) * screenBounds.Width;
// float scrollY = App.Query (q => q.Button ("Button 8"))[0].Rect.CenterY;
// while (count < 4) {
// App.Pan (new Drag (screenBounds, scrollXStart, scrollY, scrollXEnd, scrollY, Drag.Direction.LeftToRight));
// count++;
// }
// App.Tap (q => q.Button ("Button 1"));
//}
#endif
}
public class CannotScrollRepro : ContentPage
{
public CannotScrollRepro ()
{
Title = "Nav Bar";
var layout = new StackLayout {
Padding = new Thickness (20),
BackgroundColor = Color.Gray
};
var button1 = new Button { Text = "Button 1" };
var button2 = new Button { Text = "Button 2", IsEnabled = false };
var button3 = new Button { Text = "Button 3", IsEnabled = false };
var button4 = new Button { Text = "Button 4", IsEnabled = false };
var button5 = new Button { Text = "Button 5", IsEnabled = false };
var button6 = new Button { Text = "Button 6", IsEnabled = false };
var button7 = new Button { Text = "Button 7", IsEnabled = false };
var button8 = new Button { Text = "Button 8" };
var label = new Label { Text = "Not Clicked" };
var buttonStack = new StackLayout {
Padding = new Thickness (30, 0),
Orientation = StackOrientation.Horizontal,
Spacing = 30,
Children = {
button1,
button2,
button3,
button4,
button5,
button6,
button7,
button8,
}
};
button1.Clicked += (sender, args) => Navigation.PopModalAsync ();
int count = 0;
button8.Clicked += (sender, e) => {
if (count == 0) {
label.Text = "I was clicked once!";
count++;
} else if (count == 1) {
label.Text = "I was clicked again!";
count++;
} else if (count == 2) {
label.Text = "I was clicked again again!";
}
};
layout.Children.Add (new BoxView {
BackgroundColor = Color.Red,
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand
});
layout.Children.Add (label);
layout.Children.Add(new ScrollView {
BackgroundColor = Color.Aqua,
Orientation = ScrollOrientation.Horizontal,
HeightRequest = Device.RuntimePlatform == Device.WinRT || Device.RuntimePlatform == Device.UWP || Device.RuntimePlatform == Device.WinPhone ? 80 : 44,
Content = buttonStack
});
Content = layout;
}
}
}
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