protected override void OnKeyDown(KeyRoutedEventArgs e)
{
if (e.Key == VirtualKey.Up || e.Key == VirtualKey.Down)
{
var alt = Window.Current.CoreWindow.GetKeyState(VirtualKey.Menu).HasFlag(CoreVirtualKeyStates.Down);
var ctrl = Window.Current.CoreWindow.GetKeyState(VirtualKey.Control).HasFlag(CoreVirtualKeyStates.Down);
var shift = Window.Current.CoreWindow.GetKeyState(VirtualKey.Shift).HasFlag(CoreVirtualKeyStates.Down);
if (!alt && !ctrl && !shift)
{
if (Autocomplete != null && View.Autocomplete != null)
{
Autocomplete.SelectionMode = ListViewSelectionMode.Single;
var index = e.Key == VirtualKey.Up ? -1 : 1;
var next = Autocomplete.SelectedIndex + index;
if (next >= 0 && next < View.Autocomplete.Count)
{
Autocomplete.SelectedIndex = next;
Autocomplete.ScrollIntoView(Autocomplete.SelectedItem);
}
e.Handled = true;
}
}
}
else if ((e.Key == VirtualKey.Tab || e.Key == VirtualKey.Enter) && Autocomplete != null && Autocomplete.Items.Count > 0 && View.Autocomplete != null && !(View.Autocomplete is SearchStickersCollection))
{
var container = Autocomplete.ContainerFromIndex(Math.Max(0, Autocomplete.SelectedIndex)) as ListViewItem;
if (container != null)
{
var peer = new ListViewItemAutomationPeer(container);
var provider = peer.GetPattern(PatternInterface.Invoke) as IInvokeProvider;
provider.Invoke();
}
Logs.Logger.Debug(Logs.Target.Chat, "Tab pressed and handled");
e.Handled = true;
}
else if (e.Key == VirtualKey.Tab)
{
var ctrl = Window.Current.CoreWindow.GetKeyState(VirtualKey.Control).HasFlag(CoreVirtualKeyStates.Down);
if (ctrl)
{
return;
}
}
else if (e.Key == VirtualKey.Enter)
{
var ctrl = Window.Current.CoreWindow.GetKeyState(VirtualKey.Control);
var shift = Window.Current.CoreWindow.GetKeyState(VirtualKey.Shift);
var send = false;
if (ViewModel.Settings.IsSendByEnterEnabled)
{
send = !ctrl.HasFlag(CoreVirtualKeyStates.Down) && !shift.HasFlag(CoreVirtualKeyStates.Down);
}
else
{
send = ctrl.HasFlag(CoreVirtualKeyStates.Down) && !shift.HasFlag(CoreVirtualKeyStates.Down);
}
AcceptsReturn = !send;
e.Handled = send;
if (send)
{
View?.Accept();
}
}
if (!e.Handled)
{
base.OnKeyDown(e);
}
}
