Method setItemExpanded

Engine/source/gui/controls/guiTreeViewCtrl.cpp:2440–2480

//-----------------------------------------------------------------------------

bool GuiTreeViewCtrl::setItemExpanded(S32 itemId, bool expand)
{
   Item * item = getItem(itemId);
   if(!item)
   {
      Con::errorf(ConsoleLogEntry::General, "GuiTreeViewCtrl::setItemExpanded: invalid item id!");
      return(false);
   }

   if(item->isExpanded() == expand)
      return(true);

   item->setExpanded(expand);

   // expand parents
   if(expand)
   {
      while (item)
      {
         if (!item->isInspectorData() && item->mState.test(Item::VirtualParent))
            onVirtualParentExpand(item);

         scrollVisible(item);
         item = item->mParent;
      }
   }
   else
   {
      if(item->mState.test(Item::VirtualParent))
         onVirtualParentCollapse(item);

      item->setExpanded(false);
   }

   //if (!item->isInspectorData() && item->mState.test(Item::VirtualParent))
   //   onVirtualParentExpand(item);

   mFlags.set(RebuildVisible);

   return(true);
}


//-----------------------------------------------------------------------------