Alt+Tab switches between incorrect windows after some time of activity

Bug #1181367 reported by Marco Trevisan (Treviño) on 2013-05-17
8
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Unity
Fix Released
High
Marco Trevisan (Treviño)
7.0
Fix Released
High
Marco Trevisan (Treviño)
unity (Ubuntu)
Undecided
Marco Trevisan (Treviño)
Raring
Undecided
Unassigned

Bug Description

[Impact]

Due to overflow, alt+tab between the same application becomes impossible]

[Test Case]

1) Keep two windows of an app (say terminal) opened for some time, and another
   window of a different app
2) Focus one window terminal keeping the other terminal window below it
3) Press Alt+Tab

Expected behavior
4) The other terminal window is focused

Actual behavior:
4) Other opened application is selected instead.

[Regression Potential]

Low, types extended from int to long long. The code affected is the alt tab functionality.

----

Due to an overflow, after some time of activity it's impossible to alt+tab between two windows of the same application.

1) Keep two windows of an app (say terminal) opened for some time, and another
   window of a different app
2) Focus one window terminal keeping the other terminal window below it
3) Press Alt+Tab

Expected behavior
4) The other terminal window is focused

Actual behavior:
4) Other opened application is selected instead.

Related branches

Changed in unity (Ubuntu):
status: New → In Progress
assignee: nobody → Marco Trevisan (Treviño) (3v1n0)
Andrea Azzarone (azzar1) on 2013-05-21
Changed in unity:
status: In Progress → Fix Committed
Changed in unity (Ubuntu):
status: In Progress → Fix Committed
PS Jenkins bot (ps-jenkins) wrote :

Fix committed into lp:unity/7.0 at revision None, scheduled for release in unity, milestone 7.0.1

description: updated

Hello Marco, or anyone else affected,

Accepted unity into raring-proposed. The package will build now and be available at http://launchpad.net/ubuntu/+source/unity/7.0.0daily13.06.19~13.04-0ubuntu1 in a few hours, and then in the -proposed repository.

Please help us by testing this new package. See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how to enable and use -proposed. Your feedback will aid us getting this update out to other Ubuntu users.

If this package fixes the bug for you, please add a comment to this bug, mentioning the version of the package you tested, and change the tag from verification-needed to verification-done. If it does not fix the bug for you, please add a comment stating that, and change the tag to verification-failed. In either case, details of your testing will help us make a better decision.

Further information regarding the verification process can be found at https://wiki.ubuntu.com/QATeam/PerformingSRUVerification . Thank you in advance!

Changed in unity (Ubuntu Raring):
status: New → Fix Committed
tags: added: verification-needed
tags: added: verification-done
removed: verification-needed
Stephen M. Webb (bregma) wrote :

Fix Released in Unity Unity 7.1.0.

Changed in unity:
status: Fix Committed → Fix Released

The verification of this Stable Release Update has completed successfully and the package has now been released to -updates. Subsequently, the Ubuntu Stable Release Updates Team is being unsubscribed and will not receive messages about this bug report. In the event that you encounter a regression using the package from -updates please report a new bug using ubuntu-bug and tag the bug report regression-update so we can easily find any regresssions.

Launchpad Janitor (janitor) wrote :

This bug was fixed in the package unity - 7.0.0daily13.06.19~13.04-0ubuntu1

---------------
unity (7.0.0daily13.06.19~13.04-0ubuntu1) raring; urgency=low

  [ William Hua ]
  * Revert 3196 to fix menu highlighting issues with LibreOffice.
    Revision 3196 prevents LibreOffice's menu items from highlighting.
    See Launchpad bug #1153350. (LP: #1153350)

  [ Chris Townsend ]
  * Fixes issue where minimizing a full screen window would not draw the
    Launcher and Panel after minimization. This is a backport of
    lp:unity revno. 3320. (LP: #1064155)

  [ Marco Trevisan (Treviño) ]
  * SwitcherController: use proper long long types for
    WindowActiveNumber Otherwise an overflow can cause bad window
    selection after long uptime. (LP: #1181367)

  [ Ubuntu daily release ]
  * Automatic snapshot from revision 3319 (bootstrap)
  * Automatic snapshot from revision 3320

unity (7.0.0daily13.05.08~13.04-0ubuntu1) raring; urgency=low

  [ Sebastien Bacher ]
  * Some untranslatable and wrong strings in the previews (LP: #1074038)

  [ Andrea Azzarone ]
  * [alt-tab] Disable detail view for webapp icons. (LP: #1169340)

  [ Marco Trevisan (Treviño) ]
  * Launcher - count label pops out in auto-hide mode (LP: #1171476)
  * Panel shadow is drawn above full-screen windows when notifications
    are shown (LP: #1171934)
  * [regression] Icon count is not shown if the icon is not transformed
    (LP: #1171663)

  [ Ubuntu daily release ]
  * Automatic snapshot from revision 3314
 -- Ubuntu daily release <email address hidden> Wed, 19 Jun 2013 04:02:40 +0000

Changed in unity (Ubuntu Raring):
status: Fix Committed → Fix Released
Changed in unity (Ubuntu):
status: Fix Committed → Fix Released
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