public async Task MoveKeyboardFocus()
{
var request = new KeyboardFocusRequest
{
ElementId = Id
};
if (await Client.MoveKeyboardFocusAsync(request) is { } reply)
{
if (reply.ErrorMessages.Any())
{
throw new Exception(string.Join(Environment.NewLine, reply.ErrorMessages));
}
return;
}
throw new Exception("Failed to receive a reply");
}
public override async Task <KeyboardFocusResult> MoveKeyboardFocus(KeyboardFocusRequest request, ServerCallContext context)
{
KeyboardFocusResult reply = new();
await Application.Dispatcher.InvokeAsync(() =>
{
if (!(GetCachedElement <DependencyObject>(request.ElementId) is IInputElement element))
{
reply.ErrorMessages.Add("Could not find element");
return;
}
if (element is DependencyObject @do &&
Window.GetWindow(@do) is Window window)
{
if (!ActivateWindow(window))
{
reply.ErrorMessages.Add($"Failed to activate window.");
return;
}
}