[wp-trac] [WordPress Trac] #25112: In large menus javascript freezes the browser and you cannot work with the menu.

[WordPress Trac]

#25112: In large menus javascript freezes the browser and you cannot work with the
menu.
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 Reporter:  tsdexter                             |       Owner:
     Type:  defect (bug)                         |      Status:  new
 Priority:  normal                               |   Milestone:  3.7
Component:  Menus                                |     Version:  3.6
 Severity:  blocker                              |  Resolution:
 Keywords:  ux-feedback ui-feedback 2nd-opinion  |
  has-patch needs-testing                        |
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Changes (by atimmer):

 * keywords:  ux-feedback ui-feedback 2nd-opinion needs-patch => ux-feedback
     ui-feedback 2nd-opinion has-patch needs-testing


Comment:

 [http://core.trac.wordpress.org/attachment/ticket/25112/25112.1.diff
 25112.1.diff] makes the menu editing much more performant.

 The big bad function that made this so slow was
 "refreshAdvancedAccessibility", in my tests in chrome with around 170
 items I went from 3000ms to 400ms on that function.

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Ticket URL: <http://core.trac.wordpress.org/ticket/25112#comment:4>
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