private void UiFile_ItemRemoved(UiItem item, UiItem parentItem)
{
//Remove view
UiItemView itemView = dataToViewDict[item];
UiTreeView.NotifyItemRemoved(itemView);
itemView.DetachParent();
dataToViewDict.Remove(item);
}
private void UiTreeView_ItemMoved(ITreeItem itemView, ITreeFolder oldParentView, ITreeFolder newParentView, int index)
{
//Data에 적용하기
UiItem item = ((UiItemView)itemView).Data;
UiItem newParentItem = ((UiItemView)newParentView).Data;
UiItemView oldParentItemView = (oldParentView as UiItemView);
if (oldParentItemView != null)
{
oldParentItemView.Data.RemoveChildItem(item);
}
newParentItem.InsertChildItem(index, item);
ItemMoved?.Invoke(item, newParentItem, oldParentItemView.Data);
}
private void UiFile_ItemCreated(UiItem item, UiItem parentItem)
{
UiItemView itemView = new UiItemView(item);
if (parentItem == null)
{
//Create root
itemView.SetRootItem();
RootItemView = itemView;
UiTreeView.ChildItemCollection.Add(itemView);
UiTreeView.ManualRootFolder = itemView;
}
else
{
itemView.ParentItem = dataToViewDict[parentItem];
}
//Add to collection
dataToViewDict.Add(item, itemView);
//Register events
item.ChildInserted += Data_ChildInserted;
item.ChildRemoved += Data_ChildRemoved;
void Data_ChildInserted(int index, UiItem childItem)
{
UiItemView childItemView = dataToViewDict[childItem];
itemView.ChildItemCollection.Insert(index, childItemView);
}
void Data_ChildRemoved(UiItem childItem, UiItem currentItem)
{
UiItemView childItemView = dataToViewDict[childItem];
itemView.ChildItemCollection.Remove(childItemView);
}
}
