[wp-trac] [WordPress Trac] #27521: Theme Install Page is unusable via the keyboard

[WordPress Trac]

#27521: Theme Install Page is unusable via the keyboard
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 Reporter:  jorbin        |       Owner:
     Type:  defect (bug)  |      Status:  new
 Priority:  high          |   Milestone:  3.9
Component:  Themes        |     Version:  trunk
 Severity:  major         |  Resolution:
 Keywords:  has-patch     |     Focuses:  accessibility, javascript
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Comment (by adamsilverstein):

 Replying to [comment:11 matveb]:
 > Related to this, some nice things to have:
 >
 > * Escape to close Preview / go back to sidebar if you are in iframe.
 > * Disable next/prev buttons when you reach an dead end.
 > * Contain focus to sidebar + preview.

 Adding these incrementally for clarity; I can definitely seeing some code
 duplication that could be combined.

 * [attachment:27521.15.diff]: Escape to close Preview
 * [attachment:27521.13.diff]: Disable next/previous buttons when you reach
 (or start at) a dead end

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Ticket URL: <https://core.trac.wordpress.org/ticket/27521#comment:12>
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