public void VerifyDefaultPropertyValues()
{
if (PlatformConfiguration.IsOSVersionLessThan(OSVersion.Redstone2))
{
Log.Warning("Test is disabled on pre-RS2 because ScrollView not supported pre-RS2");
return;
}
RunOnUIThread.Execute(() =>
{
ScrollView scrollView = new ScrollView();
Verify.IsNotNull(scrollView);
Log.Comment("Verifying ScrollView default property values");
Verify.IsNull(scrollView.Content);
Verify.IsNull(ScrollViewTestHooks.GetScrollPresenterPart(scrollView));
Verify.IsNull(scrollView.HorizontalScrollController);
Verify.IsNull(scrollView.VerticalScrollController);
#if USE_SCROLLMODE_AUTO
Verify.AreEqual(scrollView.ComputedHorizontalScrollMode, c_defaultComputedHorizontalScrollMode);
Verify.AreEqual(scrollView.ComputedVerticalScrollMode, c_defaultComputedVerticalScrollMode);
#endif
Verify.AreEqual(scrollView.IgnoredInputKind, c_defaultIgnoredInputKind);
Verify.AreEqual(scrollView.ContentOrientation, c_defaultContentOrientation);
Verify.AreEqual(scrollView.HorizontalScrollChainingMode, c_defaultHorizontalScrollChainingMode);
Verify.AreEqual(scrollView.VerticalScrollChainingMode, c_defaultVerticalScrollChainingMode);
Verify.AreEqual(scrollView.HorizontalScrollRailingMode, c_defaultHorizontalScrollRailingMode);
Verify.AreEqual(scrollView.VerticalScrollRailingMode, c_defaultVerticalScrollRailingMode);
Verify.AreEqual(scrollView.HorizontalScrollMode, c_defaultHorizontalScrollMode);
Verify.AreEqual(scrollView.VerticalScrollMode, c_defaultVerticalScrollMode);
Verify.AreEqual(scrollView.ZoomMode, c_defaultZoomMode);
Verify.AreEqual(scrollView.ZoomChainingMode, c_defaultZoomChainingMode);
Verify.IsGreaterThan(scrollView.MinZoomFactor, c_defaultMinZoomFactor - c_epsilon);
Verify.IsLessThan(scrollView.MinZoomFactor, c_defaultMinZoomFactor + c_epsilon);
Verify.IsGreaterThan(scrollView.MaxZoomFactor, c_defaultMaxZoomFactor - c_epsilon);
Verify.IsLessThan(scrollView.MaxZoomFactor, c_defaultMaxZoomFactor + c_epsilon);
Verify.AreEqual(scrollView.HorizontalAnchorRatio, c_defaultAnchorRatio);
Verify.AreEqual(scrollView.VerticalAnchorRatio, c_defaultAnchorRatio);
Verify.AreEqual(scrollView.ExtentWidth, 0.0);
Verify.AreEqual(scrollView.ExtentHeight, 0.0);
Verify.AreEqual(scrollView.ViewportWidth, 0.0);
Verify.AreEqual(scrollView.ViewportHeight, 0.0);
Verify.AreEqual(scrollView.ScrollableWidth, 0.0);
Verify.AreEqual(scrollView.ScrollableHeight, 0.0);
});
}
public void VerifyAnchorCandidateRegistration()
{
if (PlatformConfiguration.IsOSVersionLessThan(OSVersion.Redstone2))
{
Log.Warning("Test is disabled on pre-RS2 because ScrollView not supported pre-RS2");
return;
}
using (PrivateLoggingHelper privateSVLoggingHelper = new PrivateLoggingHelper("ScrollView", "ScrollPresenter"))
{
int expectedAnchorCandidatesCount = 0;
ScrollPresenter scrollPresenter = null;
ScrollView scrollView = null;
Rectangle rectangleScrollViewContent = null;
AutoResetEvent scrollViewLoadedEvent = new AutoResetEvent(false);
AutoResetEvent scrollViewAnchorRequestedEvent = new AutoResetEvent(false);
RunOnUIThread.Execute(() =>
{
rectangleScrollViewContent = new Rectangle();
scrollView = new ScrollView();
scrollView.HorizontalAnchorRatio = 0.1;
SetupDefaultUI(scrollView, rectangleScrollViewContent, scrollViewLoadedEvent);
scrollView.AnchorRequested += (ScrollView sender, ScrollingAnchorRequestedEventArgs args) =>
{
Log.Comment("ScrollView.AnchorRequested event handler. args.AnchorCandidates.Count: " + args.AnchorCandidates.Count);
Verify.IsNull(args.AnchorElement);
Verify.AreEqual(expectedAnchorCandidatesCount, args.AnchorCandidates.Count);
scrollViewAnchorRequestedEvent.Set();
};
});
WaitForEvent("Waiting for Loaded event", scrollViewLoadedEvent);
RunOnUIThread.Execute(() =>
{
Log.Comment("Accessing inner ScrollPresenter control");
scrollPresenter = ScrollViewTestHooks.GetScrollPresenterPart(scrollView);
Log.Comment("Registering Rectangle as anchor candidate");
scrollView.RegisterAnchorCandidate(rectangleScrollViewContent);
expectedAnchorCandidatesCount = 1;
Log.Comment("Forcing ScrollPresenter layout");
scrollPresenter.InvalidateArrange();
});
WaitForEvent("Waiting for AnchorRequested event", scrollViewAnchorRequestedEvent);
RunOnUIThread.Execute(() =>
{
Log.Comment("Unregistering Rectangle as anchor candidate");
scrollView.UnregisterAnchorCandidate(rectangleScrollViewContent);
expectedAnchorCandidatesCount = 0;
Log.Comment("Forcing ScrollPresenter layout");
scrollPresenter.InvalidateArrange();
});
WaitForEvent("Waiting for AnchorRequested event", scrollViewAnchorRequestedEvent);
}
}