private void SetUpLookup()
{
_lookup = Mock.Of <IExtendedLookup>();
Mock.Get(_lookup).Setup(l => l.DisplayedItems).Returns(LookupItemsMockUtils.MockLookupItemList(3));
_mockLookupWindowManager = new Mock <IExtendedLookupWindowManager>();
_mockLookupWindowManager.Setup(m => m.CurrentLookup).Returns(_lookup);
}
private void UnregisterFromLookupEvents(IExtendedLookup lookup)
{
lookup.BeforeShownItemsUpdated -= OnBeforeShownItemsUpdated;
lookup.CurrentItemChanged -= HandleCurrentItemChanged;
lookup.Closed -= HandleClosed;
lookup.ItemCompleted -= HandleItemCompleted;
lookup.MouseDown -= HandleMouseDown;
}
private void OnBeforeLookupShown(object sender, EventArgs e)
{
FinishLifecycle();
_currentLookup = _lookupWindowManager.CurrentLookup;
_initialPrefix = _currentLookup.Prefix;
_currentPrefix = _initialPrefix;
OnTriggered(_initialPrefix, _currentLookup.DisplayedItems);
RegisterToLookupEvents(_currentLookup);
}
private void FinishLifecycle()
{
_delayedCancelAction.RunNow();
if (_currentLookup != null)
{
UnregisterFromLookupEvents(_currentLookup);
_currentLookup = null;
}
_terminationTrigger = null;
}
private void RegisterToLookupEvents(IExtendedLookup lookup)
{
// Event handlers are registered in order of the actual events's occurence.
lookup.BeforeShownItemsUpdated += OnBeforeShownItemsUpdated;
lookup.CurrentItemChanged += HandleCurrentItemChanged;
// R# actions that lead to the completion being finished
RegisterAction("ForceCompleteItem", () => _terminationTrigger = EventTrigger.Typing);
RegisterAction(TextControlActions.ENTER_ACTION_ID, () => _terminationTrigger = EventTrigger.Shortcut);
RegisterAction(TextControlActions.TAB_ACTION_ID, () => _terminationTrigger = EventTrigger.Shortcut);
lookup.MouseDown += HandleMouseDown;
lookup.Closed += HandleClosed;
lookup.ItemCompleted += HandleItemCompleted;
}