public FormulaEditorViewModel()
{
KeyPressedCommand = new RelayCommand<FormulaKeyEventArgs>(KeyPressedAction);
ShowErrorPressedCommand = new RelayCommand(ShowErrorPressedAction, ShowErrorPressedCommand_CanExecute);
UndoCommand = new RelayCommand(UndoAction, UndoCommand_CanExecute);
RedoCommand = new RelayCommand(RedoAction, RedoCommand_CanExecute);
SensorCommand = new RelayCommand(SensorAction);
CompleteTokenCommand = new RelayCommand<int>(CompleteTokenAction);
SaveCommand = new RelayCommand(SaveAction);
CancelCommand = new RelayCommand(CancelAction);
Messenger.Default.Register<GenericMessage<Sprite>>(this, ViewModelMessagingToken.CurrentSpriteChangedListener, SelectedSpriteChangedMessageAction);
Messenger.Default.Register<GenericMessage<Program>>(this, ViewModelMessagingToken.CurrentProgramChangedListener, CurrentProgramChangedMessageAction);
_editor.PropertyChanged += (sender, e) =>
{
if (e.PropertyName == GetPropertyName(() => _editor.Formula)) RaisePropertyChanged(() => Formula);
if (e.PropertyName == GetPropertyName(() => _editor.Tokens)) RaisePropertyChanged(() => Tokens);
if (e.PropertyName == GetPropertyName(() => _editor.IsTokensEmpty)) RaisePropertyChanged(() => IsTokensEmpty);
if (e.PropertyName == GetPropertyName(() => _editor.CaretIndex)) RaisePropertyChanged(() => CaretIndex);
if (e.PropertyName == GetPropertyName(() => _editor.SelectionStart)) RaisePropertyChanged(() => SelectionStart);
if (e.PropertyName == GetPropertyName(() => _editor.SelectionLength)) RaisePropertyChanged(() => SelectionLength);
if (e.PropertyName == GetPropertyName(() => _editor.CanUndo))
{
RaisePropertyChanged(() => CanUndo);
UndoCommand.RaiseCanExecuteChanged();
}
if (e.PropertyName == GetPropertyName(() => _editor.CanRedo))
{
RaisePropertyChanged(() => CanRedo);
RedoCommand.RaiseCanExecuteChanged();
}
if (e.PropertyName == GetPropertyName(() => _editor.CanDelete)) RaisePropertyChanged(() => CanDelete);
if (e.PropertyName == GetPropertyName(() => _editor.HasError))
{
RaisePropertyChanged(() => HasError);
ShowErrorPressedCommand.RaiseCanExecuteChanged();
}
if (e.PropertyName == GetPropertyName(() => _editor.HasError)) RaisePropertyChanged(() => CanEvaluate);
if (e.PropertyName == GetPropertyName(() => _editor.ParsingError)) RaisePropertyChanged(() => ParsingError);
};
_keyboardViewModel = ServiceLocator.ViewModelLocator.FormulaKeyboardViewModel;
//_keyboardViewModel.PropertyChanged += (sender, e) =>
//{
// if (e.PropertyName == GetPropertyName(() => _keyboardViewModel.IsAddLocalVariableButtonVisible)) RaisePropertyChanged(() => IsAddLocalVariableButtonVisible);
// if (e.PropertyName == GetPropertyName(() => _keyboardViewModel.IsAddGlobalVariableButtonVisible)) RaisePropertyChanged(() => IsAddGlobalVariableButtonVisible);
//};
_sensorsAreActive = false;
}
