public AbstractWidgetViewModel(LayoutWidgetType type, IDocumentEventing docEventing, ICommandProcessor cmdProcessor, TModel model) : base(cmdProcessor)
{
_docEventing = docEventing;
_model = model;
Id = model.Id;
Type = type;
MouseDownCommand = new DelegateCommand(Canvas_MouseDown);
}
public void InsertWidget(int insertRow, LayoutWidgetType widgetType)
{
AbstractWidget widgetModel = null;
switch (widgetType)
{
case LayoutWidgetType.Label:
widgetModel = new LabelWidget {
Id = Guid.NewGuid()
};
break;
case LayoutWidgetType.Text:
widgetModel = new TextWidget {
Id = Guid.NewGuid()
};
break;
case LayoutWidgetType.Container:
widgetModel = new ContainerWidget {
Id = Guid.NewGuid(), Items = new List <ContainerItem>()
};
break;
default:
throw new ArgumentException($"InsertWidget for widget {widgetType} not implemented");
}
if (insertRow == -1)
{
_model.Items.Add(new ContainerItem
{
Row = _model.Items.Count + 1,
Widget = widgetModel
});
}
else
{
foreach (var item in _model.Items.Where(o => o.Row >= insertRow))
{
item.Row = item.Row + 1;
}
_model.Items.Insert(insertRow, new ContainerItem
{
Row = insertRow,
Widget = widgetModel
});
}
UpdateViewModels();
}
private void AddToolboxItem(Visual documentBaseVisual, LayoutWidgetType type, string svgIcon, string caption)
{
var item = new LayoutingToolboxItemViewModel
{
Type = type,
SvgIcon = svgIcon,
Name = caption,
DocumentBaseVisual = documentBaseVisual
};
item.LayoutingItemDragStart += Item_LayoutingItemDragStart;
item.LayoutingItemDragStop += Item_LayoutingItemDragStop;
ToolboxItems.Add(item);
}