FeedbackObserverFunc <KeyboardState, TKeyboardEvent> SelectionFeedback()
{
return(UI.Bind <KeyboardState, TKeyboardEvent>(state =>
{
return UIBindings <TKeyboardEvent> .Create(
Observable.CombineLatest(
state.Select(s => s.Data.GetOrDefault(s.Layer)),
state.Select(s => s.Layer).DistinctUntilChanged(),
(a, b) => Tuple.Create(a, b)
)
.SubscribeOn(state.Scheduler)
.Subscribe(t =>
{
var keyMap = t.Item1;
var layer = t.Item2;
foreach (var btn in keyboard.KeyViews)
{
var key = (KeyboardKey)btn.Tag;
if (key.Type == EKeyType.Normal)
{
btn.Content = keyMap.Get(key.IsoCode, "");
}
else if (key.Type == EKeyType.Shift)
{
Console.WriteLine("{0} {1}", key.Type, layer);
if (layer == ELayer.Shifted)
{
btn.BorderBrush = SystemColors.HighlightBrush;
btn.Background = SystemColors.HighlightBrush;
}
else
{
btn.ClearValue(BorderBrushProperty);
btn.ClearValue(BackgroundProperty);
}
}
}
}),
// All shift buttons
Observable.Merge(keyboard.KeyViews
.Where(btn => ((KeyboardKey)btn.Tag).Type == EKeyType.Shift)
.Select(btn => btn.ReactiveClick())
).Select(_ => new KeyboardEvent.ToggleShift()),
// All normal buttons
Observable.Merge(keyboard.KeyViews
.Where(key => ((KeyboardKey)key.Tag).Type == EKeyType.Normal)
.Select(btn => btn.ReactiveClick()))
.Select(evt => (Button)evt.Sender)
.Select(btn => (KeyboardKey)btn.Tag)
.Select(key => new KeyboardEvent.SetSelectedKey(key))
);
}));
}
FeedbackObserverFunc <KeyboardState, TKeyboardEvent> PropertiesFeedback()
{
return(UI.Bind <KeyboardState, TKeyboardEvent>(state =>
{
return UIBindings <TKeyboardEvent> .Create(
state.Where(s => s.SelectedKey != null).Subscribe(s =>
{
AugmentPropField(s, ELayer.Default, txtKeyDefault);
AugmentPropField(s, ELayer.Shifted, txtKeyShifted);
HighlightSelectedKey(s.SelectedKey);
}),
txtKeyDefault.ReactiveTextChanged()
.Select(_ => new KeyboardEvent.SetKeyValue(ELayer.Default, txtKeyDefault.Text)),
txtKeyShifted.ReactiveTextChanged()
.Select(_ => new KeyboardEvent.SetKeyValue(ELayer.Shifted, txtKeyShifted.Text))
);
}));
}
