I though about sorting, need to try that you wrote. Thank you. On Thu, Jul 10, 2008 at 12:08 PM, Abizer Nasir <[EMAIL PROTECTED]> wrote: > Try this. > > Run your application and create a sort on one of the columns (by clicking in > the header). Now add your new items. Regardless of your sorting, the new > items will appear at the end of the table view. > > Now. Add the call to rearrangeObjects: and when you add the new item. It > will appear in the correct sort order, depending on the default values set > when creating the new object. > > PsuedoCode (blatantly ripped off from Hillegass 3e, P150.) > > MyObject *p = [[MyObject alloc] init]; > [arrayController addObject:p]; > [p release]; > // So far this is what you have done - created the object and added it to > the array. > > // Now, resort your array depending on the way the user has sorted columns > [arrayController rearrangeObjects]; > > // Create an array based on the sorted array. > NSArray *sortedArray = [arrayController arrangedObjects]; > > // Find index of the object that you just added in this sorted array > int row = [sortedArray indexOfObjectIdenticalTo:p]; > > // Now we know the position of the item you just added, begin the edit. > [grid editColumn:0 row:row withEvent:nil selected:YES]; > > > HTH > > Abizer. > > > On 10 Jul 2008, at 07:46, Vitaly Ovchinnikov wrote: > >> I replaced my code with this one: >> >> MyObject *p = [[MyObject alloc] init]; >> [arrayController addObject:p]; >> [p release]; >> [grid editColumn:0 row:[grid selectedRow] withEvent:nil selected:YES]; >> >> it works fine, NSTableView selects new row, -editColumn receives >> correct row number and starts editing. So, the question is: why do I >> need to call -rearrangeObjects? In what cases missing of this call >> will lead to problems? >> >> On Thu, Jul 10, 2008 at 12:49 AM, I. Savant <[EMAIL PROTECTED]> >> wrote: >>>> >>>> Same goes for -add: ... You'll need to force the array controller to >>>> -rearrangeObjects before asking the tableView to reload. If you're >>>> using Core Data, you'll probably also need to force a -fetch: before >>>> calling -rearrangeObjects, though I don't know for sure. >>>> >>>> This forces the array controller to do its thing right then and >>>> there. Of course short-circuiting the mechanism like that can cause >>>> validation problems, so be careful ... >>> >>> Sorry! I'm not thinking straight ... you will need to directly use >>> the -addObject: and -insertObject:atArrangedObjectIndex: methods >>> rather than -insert: or -add: for the above to work. This takes affect >>> immediately (but must still be rearranged via -rearrangeObjects). >>> >>> Also, you need to use the index of the newly-inserted object in the >>> array controller's -arrangedObjects array, not its contents (so you >>> get the correct row to edit in the table). >>> >>> -- >>> I.S. >>> >> _______________________________________________ >> >> Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) >> >> Please do not post admin requests or moderator comments to the list. >> Contact the moderators at cocoa-dev-admins(at)lists.apple.com >> >> Help/Unsubscribe/Update your Subscription: >> http://lists.apple.com/mailman/options/cocoa-dev/abizer%40abizer.co.uk >> >> This email sent to [EMAIL PROTECTED] > > _______________________________________________ > > Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) > > Please do not post admin requests or moderator comments to the list. > Contact the moderators at cocoa-dev-admins(at)lists.apple.com > > Help/Unsubscribe/Update your Subscription: > http://lists.apple.com/mailman/options/cocoa-dev/vitaly.ovchinnikov%40gmail.com > > This email sent to [EMAIL PROTECTED] > _______________________________________________
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