|Re: EMF.Edit Updating Lists [message #714811 is a reply to message #714663]
||Thu, 11 August 2011 14:30
Originally posted by: |
The move command logically acts upon an owner object that has a
collection-based feature containing an object that is to be moved to a
new position within the collection. The static create method delegates
command creation to EditingDomain.createCommand, which may or may not
result in the actual creation of an instance of this class. Like all the
low level commands in this package, the move command is undoable.
The implementation of this class is low-level and EMF specific; it
allows an object to be moved to a new position within a many-valued
feature of an owner, i.e., it is equivalent of the call
On 11.08.11 10.18, Phil M. Fischer wrote:
> HI All,
> I need to update a list on an EMF object using the EMF.Edit command
> So there is an object A that contains a list of objects B. The order of
> the objects of B are important for me.
> So in case the order of the objects B is changed in my GUI it needs to
> be set in the datamodel as well. Unfortunately tehre are just commands
> to remove or add items from a collection, but not to just update the
> Removing the old results and just add the new ones does not work as
> well. Since it needs to be done in one go, i have to use a compound
> command which realizes that i am adding the same objects i just removed
> and it stops execution.
> Does anyone have a good idea?
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