protected override bool StartDrag(VisualElement target, Vector2 mousePosition, VisualElement pill)
{
m_LibraryItem =
target.GetProperty(BuilderConstants.LibraryItemLinkedManipulatorVEPropertyName)
as BuilderLibraryTreeItem;
if (m_LibraryItem == null)
{
return(false);
}
var isCurrentDocumentVisualTreeAsset = m_LibraryItem.sourceAsset == paneWindow.document.visualTreeAsset;
if (isCurrentDocumentVisualTreeAsset)
{
return(false);
}
m_MadeElement = m_LibraryItem.makeVisualElementCallback?.Invoke();
if (m_MadeElement == null)
{
return(false);
}
m_TooltipPreview.Disable();
return(true);
}
protected override bool StartDrag(VisualElement target, Vector2 mousePosition, VisualElement pill)
{
m_LibraryItem =
target.GetProperty(BuilderConstants.LibraryItemLinkedManipulatorVEPropertyName)
as BuilderLibraryTreeItem;
if (m_LibraryItem == null)
{
return(false);
}
var isCurrentDocumentVisualTreeAsset = m_LibraryItem.sourceAsset == paneWindow.document.visualTreeAsset;
if (isCurrentDocumentVisualTreeAsset)
{
return(false);
}
var madeElement = m_LibraryItem.makeVisualElementCallback?.Invoke();
if (madeElement == null)
{
return(false);
}
pill.Clear();
madeElement.AddToClassList(s_BeingDraggedClassName);
pill.Add(madeElement);
if (madeElement.GetType() == typeof(VisualElement))
{
madeElement.AddToClassList(s_EmptyVisualElementClassName);
}
var overlay = new VisualElement();
overlay.name = s_OverlayName;
overlay.AddToClassList(s_OverlayClassName);
pill.Add(overlay);
m_TooltipPreview.Disable();
return(true);
}