public virtual IEditCommand CreateAddCommand(IKnowledgeViewModel viewModel, SemanticNetworkNode semanticNetworkNode, IInventorApplication application)
{
var conceptViewModel = viewModel as Concept;
if (conceptViewModel != null)
{
return(new AddConceptCommand(conceptViewModel, semanticNetworkNode, application));
}
var statementViewModel = viewModel as StatementViewModel;
if (statementViewModel != null)
{
return(new AddStatementCommand(statementViewModel, semanticNetworkNode, application));
}
return(null);
}
public virtual IEditCommand CreateEditCommand(IKnowledgeViewModel viewModel, SemanticNetworkNode semanticNetworkNode, IInventorApplication application, IViewModelFactory viewModelFactory)
{
var conceptViewModel = viewModel as Concept;
if (conceptViewModel != null)
{
var previousVersion = new Concept(conceptViewModel.BoundObject);
return(new EditConceptCommand(conceptViewModel, previousVersion, semanticNetworkNode, application));
}
var statementViewModel = viewModel as StatementViewModel;
if (statementViewModel != null)
{
var previousVersion = viewModelFactory.CreateStatementByInstance(statementViewModel.BoundStatement, application.CurrentLanguage);
return(new EditStatementCommand(statementViewModel, previousVersion, semanticNetworkNode, application));
}
return(null);
}
private void addKnowledgeClick(object sender, RoutedEventArgs e)
{
Type type = null;
var selectedItem = SelectedItem;
if (selectedItem is ConceptNode || selectedItem is SemanticNetworkConceptsNode)
{
type = typeof(Semantics.Concepts.Concept);
}
else if (selectedItem is StatementNode || selectedItem is SemanticNetworkStatementsNode)
{
var statementTypesDialog = new SelectStatementTypeDialog
{
Owner = _owner,
};
statementTypesDialog.Initialize(_application.CurrentLanguage, _application.SemanticNetwork);
if (statementTypesDialog.ShowDialog() == true)
{
type = statementTypesDialog.SelectedType;
}
}
if (type == null)
{
return;
}
IKnowledgeViewModel viewModel = _viewModelFactory.CreateByCoreType(type, _application.CurrentLanguage);
var editDialog = viewModel.CreateEditDialog(_owner, _application.SemanticNetwork, _application.CurrentLanguage);
if (editDialog.ShowDialog() == true)
{
var command = _commandsFactory.CreateAddCommand(viewModel, _semanticNetworkNode, _application);
if (command != null)
{
_changeController.Perform(command);
}
}
}
