public void ChangeParent(ProjectItem[] projectItems)
{
for (int i = 0; i < projectItems.Length; ++i)
{
m_treeView.ChangeParent(projectItems[i].Parent, projectItems[i]);
}
}
protected virtual void OnParentChanged(ExposeToEditor obj, ExposeToEditor oldParent, ExposeToEditor newParent)
{
if (Editor.IsPlaymodeStateChanging)
{
return;
}
if (!IsFilterEmpty)
{
return;
}
bool isNewParentExpanded = true;
bool isOldParentExpanded = true;
bool isLastChild = false;
if (newParent != null)
{
isNewParentExpanded = m_treeView.IsExpanded(newParent);
}
if (oldParent != null)
{
TreeViewItemContainerData itemContainerData = (TreeViewItemContainerData)m_treeView.GetItemContainerData(oldParent);
isLastChild = !oldParent.HasChildren(); //!itemContainerData.HasChildren(m_treeView);
isOldParentExpanded = m_treeView.IsExpanded(oldParent);
}
if (isNewParentExpanded)
{
m_treeView.ChangeParent(newParent, obj);
if (!isOldParentExpanded)
{
if (isLastChild)
{
VirtualizingTreeViewItem oldParentContainer = m_treeView.GetTreeViewItem(oldParent);
if (oldParentContainer)
{
oldParentContainer.CanExpand = false;
}
}
}
}
else
{
if (newParent != null)
{
VirtualizingTreeViewItem newParentTreeViewItem = m_treeView.GetTreeViewItem(newParent);
if (newParentTreeViewItem != null)
{
newParentTreeViewItem.CanExpand = true;
}
}
m_treeView.RemoveChild(oldParent, obj);
}
}
private void OnParentChanged(ExposeToEditor obj, ExposeToEditor oldParent, ExposeToEditor newParent)
{
if (!m_isStarted)
{
return;
}
if (RuntimeEditorApplication.IsPlaymodeStateChanging)
{
return;
}
GameObject newParentGO = null;
GameObject oldParentGO = null;
bool isNewParentExpanded = true;
bool isOldParentExpanded = true;
bool isLastChild = false;
if (newParent != null)
{
newParentGO = newParent.gameObject;
isNewParentExpanded = m_treeView.IsExpanded(newParentGO);
}
if (oldParent != null)
{
oldParentGO = oldParent.gameObject;
isLastChild = (oldParent.ChildCount - oldParent.MarkedAsDestroyedChildCount) <= 1;
isOldParentExpanded = m_treeView.IsExpanded(oldParentGO);
}
if (isNewParentExpanded)
{
m_treeView.ChangeParent(newParentGO, obj.gameObject);
if (!isOldParentExpanded)
{
if (isLastChild)
{
VirtualizingTreeViewItem oldParentContainer = m_treeView.GetTreeViewItem(oldParentGO);
if (oldParentContainer)
{
oldParentContainer.CanExpand = false;
}
}
}
}
else
{
if (newParentGO != null)
{
VirtualizingTreeViewItem newParentTreeViewItem = m_treeView.GetTreeViewItem(newParentGO);
if (newParentTreeViewItem != null)
{
newParentTreeViewItem.CanExpand = true;
}
}
m_treeView.RemoveChild(oldParentGO, obj.gameObject, isLastChild);
}
}
private void Update()
{
if (Input.GetKeyDown(KeyCode.Space))
{
m_obj.SetParent(m_parent, true);
m_treeView.ChangeParent(m_parent.gameObject, m_obj.gameObject);
VirtualizingScrollRect scrollRect = m_treeView.GetComponentInChildren <VirtualizingScrollRect>();
scrollRect.Index = m_treeView.IndexOf(m_parent.gameObject);
}
}
public void ChangeParent(ProjectItem projectItem, ProjectItem oldParent)
{
if (!m_treeView.IsDropInProgress && m_treeView.GetItemContainerData(projectItem) != null)
{
m_treeView.ChangeParent(projectItem.Parent, projectItem);
}
VirtualizingTreeViewItem tvOldParent = m_treeView.GetTreeViewItem(oldParent);
if (tvOldParent != null)
{
tvOldParent.CanExpand = oldParent.Children != null && oldParent.Children.Any(c => c.IsFolder);
}
VirtualizingTreeViewItem tvNewParent = m_treeView.GetTreeViewItem(projectItem.Parent);
if (tvNewParent != null)
{
tvNewParent.CanExpand = true;
}
}
public override void Drop(object[] dragObjects, PointerEventData pointerEventData)
{
base.Drop(dragObjects, pointerEventData);
ProjectItem dropTarget = (ProjectItem)m_treeView.DropTarget;
if (CanDrop(dropTarget, dragObjects))
{
for (int i = 0; i < dragObjects.Length; ++i)
{
object dragObject = dragObjects[i];
ProjectItem projectItem = dragObject as ProjectItem;
dropTarget.AddChild(projectItem);
if (!(projectItem is AssetItem))
{
m_treeView.ChangeParent(dropTarget, projectItem);
}
}
}
m_treeView.ExternalItemDrop();
}