private void ExecuteRemoveItemCommand(object parameter)
{
if (parameter is SelectableDesignerItemViewModelBase)
{
SelectableDesignerItemViewModelBase item = (SelectableDesignerItemViewModelBase)parameter;
items.Remove(item);
}
}
private void ExecuteAddItemCommand(object parameter)
{
if (parameter is SelectableDesignerItemViewModelBase)
{
SelectableDesignerItemViewModelBase item = (SelectableDesignerItemViewModelBase)parameter;
item.Parent = this;
items.Add(item);
}
}
private void DeleteFromDatabase(DiagramItem wholeDiagramToAdjust, SelectableDesignerItemViewModelBase itemToDelete)
{
if (itemToDelete is ConnectorViewModel)
{
wholeDiagramToAdjust.ConnectionIds.Remove(itemToDelete.Id);
storageService.DeleteConnection(itemToDelete.Id);
}
else
{
//DiagramItemData diagramItemToRemoveFromParent = wholeDiagramToAdjust.DesignerItems.Where(x => x.ItemId == itemToDelete.Id && x.ItemType == typeof(SettingsDesignerItem)).Single();
var diagramItemToRemoveFromParent = wholeDiagramToAdjust.DesignerItems.Where(x => x.ItemId == itemToDelete.Id).Single();
wholeDiagramToAdjust.DesignerItems.Remove(diagramItemToRemoveFromParent);
}
storageService.SaveDiagram(wholeDiagramToAdjust);
}
private void DeleteFromDatabase(DiagramItem wholeDiagramToAdjust, SelectableDesignerItemViewModelBase itemToDelete)
{
//make sure the item is removes from Diagram as well as removing them as individual items from database
if (itemToDelete is PersistDesignerItemViewModel)
{
DiagramItemData diagramItemToRemoveFromParent = wholeDiagramToAdjust.DesignerItems.Where(x => x.ItemId == itemToDelete.Id && x.ItemType == typeof(PersistDesignerItem)).Single();
wholeDiagramToAdjust.DesignerItems.Remove(diagramItemToRemoveFromParent);
databaseAccessService.DeletePersistDesignerItem(itemToDelete.Id);
}
if (itemToDelete is SettingsDesignerItemViewModel)
{
DiagramItemData diagramItemToRemoveFromParent = wholeDiagramToAdjust.DesignerItems.Where(x => x.ItemId == itemToDelete.Id && x.ItemType == typeof(SettingsDesignerItem)).Single();
wholeDiagramToAdjust.DesignerItems.Remove(diagramItemToRemoveFromParent);
databaseAccessService.DeleteSettingDesignerItem(itemToDelete.Id);
}
if (itemToDelete is ConnectorViewModel)
{
wholeDiagramToAdjust.ConnectionIds.Remove(itemToDelete.Id);
databaseAccessService.DeleteConnection(itemToDelete.Id);
}
databaseAccessService.SaveDiagram(wholeDiagramToAdjust);
}
