public void UnregisterViewModelInstance_ExistingViewModel()
{
var manager = new ViewModelManager();
var viewModel = new InterestingViewModel();
manager.RegisterViewModelInstance(viewModel);
manager.UnregisterViewModelInstance(viewModel);
}
/// <summary>
/// Closes this instance. Always called after the <see cref="M:Catel.MVVM.IViewModel.CancelViewModel"/> of <see cref="M:Catel.MVVM.IViewModel.SaveViewModel"/> method.
/// </summary>
/// <param name="result">The result to pass to the view. This will, for example, be used as <c>DialogResult</c>.</param>
void MVVM.IViewModel.CloseViewModel(bool?result)
{
if (IsClosed)
{
return;
}
_catelClosing.SafeInvoke(this);
IsClosed = true;
ViewModelManager.UnregisterViewModelInstance(this);
_catelClosed.SafeInvoke(this, new ViewModelClosedEventArgs(this, result));
}
/// <summary>
/// Closes this instance. Always called after the <see cref="M:Catel.MVVM.IViewModel.CancelViewModel"/> of <see cref="M:Catel.MVVM.IViewModel.SaveViewModel"/> method.
/// </summary>
/// <param name="result">The result to pass to the view. This will, for example, be used as <c>DialogResult</c>.</param>
Task MVVM.IViewModel.CloseViewModel(bool?result)
{
return(Task.Factory.StartNew(() =>
{
if (IsClosed)
{
return;
}
_catelClosing.SafeInvoke(this);
IsClosed = true;
ViewModelManager.UnregisterViewModelInstance(this);
_catelClosed.SafeInvoke(this, new ViewModelClosedEventArgs(this, result));
}));
}
public void UnregisterViewModelInstance_NotExistingViewModel()
{
var manager = new ViewModelManager();
manager.UnregisterViewModelInstance(new InterestingViewModel());
}
public void UnregisterViewModelInstance_Null()
{
var manager = new ViewModelManager();
ExceptionTester.CallMethodAndExpectException <ArgumentNullException>(() => manager.UnregisterViewModelInstance(null));
}
public void UnregisterViewModelInstance_NotExistingViewModel()
{
var manager = new ViewModelManager();
manager.UnregisterViewModelInstance(new InterestingViewModel());
}
public void UnregisterViewModelInstance_ExistingViewModel()
{
var manager = new ViewModelManager();
var viewModel = new InterestingViewModel();
manager.RegisterViewModelInstance(viewModel);
manager.UnregisterViewModelInstance(viewModel);
}
public void UnregisterViewModelInstance_Null()
{
var manager = new ViewModelManager();
ExceptionTester.CallMethodAndExpectException<ArgumentNullException>(() => manager.UnregisterViewModelInstance(null));
}