private void OnSetResolutionCommand(object sender, ConsoleCommandArgs e)
{
UISynchronizationContext.ExecuteOnUIContext(() =>
{
var window = Resolve <IShell>() as Window;
if (!e.Arguments.ContainsKey("/r"))
{
e.Result.Add("You must specify the /r argument.");
e.Handled = false;
return;
}
var res = e.Arguments["/r"];
if (res.ToLower() == "fullscreen")
{
window.WindowState = WindowState.Maximized;
}
else
{
var resWH = res.Split('x');
window.WindowState = WindowState.Normal;
window.Height = double.Parse(resWH[0]);
window.Width = double.Parse(resWH[1]);
}
});
e.Handled = true;
}
/// <inheritdoc />
public virtual void UpdateCanExecute()
{
UISynchronizationContext.ExecuteOnUIContext(() =>
{
bool canExecute = true;
foreach (var property in _observedProperties)
{
if (!property.Validate())
{
canExecute = false;
break;
}
}
if (_canExecute != canExecute)
{
_canExecute = canExecute;
CanExecuteChanged?.Invoke(this, EventArgs.Empty);
}
});
}
/// <summary>
/// Executes and action on the UI SynchronizationContext
/// </summary>
/// <param name="action"></param>
protected void ExecuteOnUIContext(Action action)
{
UISynchronizationContext.ExecuteOnUIContext(action);
}