public void FocusFirstItem()
{
DefocusLastFocused();
var current = _iteratableList.GetCurrent();
if (current != null)
{
current.IsFocused = true;
}
}
private void SearchBox_OnOnKeyPressed(object sender, KeyEventArgs e)
{
switch (e.Key)
{
case Key.Up:
case Key.Left:
_iteratableList.GoToPrevious();
var current1 = (CheckBoxWithListDownMenu)_iteratableList.GetCurrent();
if (current1 == null)
{
return;
}
current1.Highlight();
if (_iteratableList.AtLast())
{
ScrollViewer.ScrollToBottom();
}
else if (!current1.IsVisibleToUser(ScrollViewer))
{
ScrollViewer.PageUp();
}
break;
case Key.Down:
case Key.Right:
_iteratableList.GoToNext();
var current = (CheckBoxWithListDownMenu)_iteratableList.GetCurrent();
if (current == null)
{
return;
}
current.Highlight();
if (_iteratableList.AtFirst())
{
ScrollViewer.ScrollToHome();
}
else if (!current.IsVisibleToUser(ScrollViewer))
{
ScrollViewer.PageDown();
}
break;
case Key.Enter:
var current2 = (CheckBoxWithListDownMenu)_iteratableList.GetCurrent();
if (current2 == null)
{
return;
}
current2.IsChecked = !_iteratableList.GetCurrent().IsChecked;
break;
default: break;
}
}
public void Test_GoToPrevious()
{
var input = new CyclicIteratableList <int>(new List <int> {
1, 2, 3
});
input.GoToPrevious();
Assert.IsTrue(input.GetCurrent() == 3);
input.GoToPrevious();
Assert.IsTrue(input.GetCurrent() == 2);
input.GoToPrevious();
Assert.IsTrue(input.GetCurrent() == 1);
}
private bool SearchForMatchingSubjectAndDisplayThem(string searchedText)
{
bool somethingFound = false;
var found = new List <ICheckBoxWithListDownMenu>();
foreach (UIElement child in CheckerBoxStackPanel.Children)
{
if (child is ICheckBoxWithListDownMenu)
{
var target = child as ICheckBoxWithListDownMenu;
string comparedString = target.SubjectName.ToLower() + target.SubjectCode.ToLower();
if (comparedString.Contains(searchedText))
{
somethingFound = true;
child.Visibility = Visible;
found.Add(target);
(child as ICheckBoxWithListDownMenu).HighlightText = searchedText;
}
else
{
child.Visibility = Collapsed;
}
}
}
_iteratableList = new CyclicIteratableList <ICheckBoxWithListDownMenu>(found);
_iteratableList.GetCurrent()?.Highlight();
return(somethingFound);
}
public void Test_InputHasNoElements_ReferenceTypes()
{
var input = new CyclicIteratableList <object>(new List <object>()
{
});
Assert.IsTrue(input.GetCurrent() == null);
}
public void Test_InputHasNoElements_NumericTypes()
{
var input = new CyclicIteratableList <int>(new List <int>()
{
});
Assert.IsTrue(input.GetCurrent() == 0);
}
public void Test_GetCurrent()
{
var input = new CyclicIteratableList <int>(new List <int>()
{
1, 2, 3
});
Assert.IsTrue(input.GetCurrent() == 1);
}