I have the exact same problem, albeit for any browser in fact. As well keeping record of data providers is not sustainable for me. I am looking into opening and closing the parent node to refresh but at this stage I am not sure if it is completely possible.
On Feb 16, 7:05 pm, Lakshitha Ranasinghe <[email protected]> wrote: > I have recently used GWT CellTree widget to populate an XML data in my > project, The tree allows user to add, edit, move up/down tree nodes > and finally update the actual XML file, I have managed to implement > this functionality by storing ListDataProvider instances which are > used in the tree. > if user removes a node I remove it from both corresponding data > provider instance and XML tree. Then it updates the list dynamically > and reflects the changes in the tree. I used this approach because I > did not find any other alternative way to do dynamic tree manipulation > in GWT cell tree. > > but I encountered a problem with node removal functionality in IE (7 & > 8). after removing a node and try to collapse or open any node in the > tree GWT throws a runtime "'firstChild' is null or not an object" > error and cannot do any operation on the tree after that. > > Can anyone faced this problem? please let me know if there are any > workaround found, I am using GWT 2.1.1 > > Thanks -- You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-web-toolkit?hl=en.
