public void SetLiveModeDataContext_NoopsIfElementAlreadyHasComparableDataContext()
{
mockDataContext.Mode = DataContextMode.Live;
using (new CaptureActionTestHookOverrides(() => mockDataManager, null, null))
{
CaptureAction.SetLiveModeDataContext(mockElementContext.Id, mockTreeViewMode, force: false);
}
Assert.AreSame(mockDataContext, mockElementContext.DataContext);
}
public void SetLiveModeDataContext_UsesTreeWalkerForLiveToCreateNewDataContext(
bool force,
bool startWithNullDataContext,
DataContextMode originalDataContextMode,
TreeViewMode originalDataContextTreeViewMode)
{
// Arrange
if (startWithNullDataContext)
{
mockElementContext.DataContext = null;
}
mockDataContext.Mode = originalDataContextMode;
mockDataContext.TreeMode = originalDataContextTreeViewMode;
TreeViewMode treeViewMode = TreeViewMode.Raw;
var mockTreeWalkerForLive = new Mock <ITreeWalkerForLive>();
var mockTopMostElement = new A11yElement();
var mockElementsItem1 = new A11yElement();
mockElementsItem1.UniqueId = 101;
var mockElementsItem2 = new A11yElement();
mockElementsItem2.UniqueId = 102;
mockTreeWalkerForLive.Setup(w => w.Elements).Returns(new List <A11yElement> {
mockElementsItem1, mockElementsItem2
});
mockTreeWalkerForLive.Setup(w => w.RootElement).Returns(mockTopMostElement);
using (new CaptureActionTestHookOverrides(() => mockDataManager, () => mockTreeWalkerForLive.Object, null))
{
// Act
CaptureAction.SetLiveModeDataContext(mockElementContext.Id, treeViewMode, force);
// Assert
Assert.IsNotNull(mockElementContext.DataContext);
Assert.AreNotSame(mockDataContext, mockElementContext.DataContext);
var result = mockElementContext.DataContext;
Assert.AreSame(mockElement, result.Element);
Assert.AreEqual(20000, result.ElementCounter.UpperBound);
Assert.AreEqual(treeViewMode, result.TreeMode);
Assert.AreEqual(DataContextMode.Live, result.Mode);
Assert.AreEqual(mockTopMostElement, result.RootElment);
mockTreeWalkerForLive.Verify(w => w.GetTreeHierarchy(mockElement, treeViewMode));
Assert.AreEqual(2, result.Elements.Count);
Assert.AreSame(mockElementsItem1, result.Elements[mockElementsItem1.UniqueId]);
Assert.AreSame(mockElementsItem2, result.Elements[mockElementsItem2.UniqueId]);
}
}
/// <summary>
/// Update selected element
/// </summary>
/// <param name="ecId">Element Context Id</param>
public async Task SetElement(Guid ecId)
{
this.ElementContext = null;
this.SelectedInHierarchyElement = null;
EnableSelectorWhenPOISelectedInHierarchy = false;
var ec = GetDataAction.GetElementContext(ecId);
if (ec != null)
{
var prevFocus = Keyboard.FocusedElement;
try
{
this.ctrlProgressRing.Activate();
this.ctrlHierarchy.IsEnabled = false;
ctrlHierarchy.Visibility = Visibility.Visible;
svInstructions.Visibility = Visibility.Collapsed;
await Task.Run(() =>
{
CaptureAction.SetLiveModeDataContext(ecId, Configuration.TreeViewMode);
}).ConfigureAwait(false);
Application.Current.Dispatcher.Invoke(() => {
this.ctrlHierarchy.DataContext = ec.DataContext;
this.ElementContext = ec;
// make sure that when selected node is changed in hiearchy tree, enable selector.
EnableSelectorWhenPOISelectedInHierarchy = true;
this.ctrlHierarchy.SetElement(ec);
AutomationProperties.SetName(this, string.Format(CultureInfo.InvariantCulture, "Live inspect with {0}", ec.Element.Glimpse));
});
}
#pragma warning disable CA1031 // Do not catch general exception types
catch (Exception e)
{
e.ReportException();
// if there was any exception, make sure that we enable selector later.
EnableSelectorWhenPOISelectedInHierarchy = false;
}
#pragma warning restore CA1031 // Do not catch general exception types
finally
{
this.ctrlProgressRing.Deactivate();
Application.Current.Dispatcher.Invoke(() =>
{
this.ctrlHierarchy.IsEnabled = true;
// if the previously focused element is no longer visible and focus has gone to the window,
// we will set focus back to the hierarchy control. We do this because disabling the hierarchy control
// will throw keyboard focus to mainwindow, where it is not very useful.
if (prevFocus is FrameworkElement fe && !fe.IsVisible && Keyboard.FocusedElement is Window)
{
this.ctrlHierarchy.Focus();
}
});
}
}
else
{
Clear();
}
if (EnableSelectorWhenPOISelectedInHierarchy == false)
{
Application.Current.Dispatcher.Invoke(() => UpdateStateMachineForLiveMode());
}
}