you can't do this in the JIRA standard.
The Tempo Timesheet Plugin has a solution for this and make the time tracking component in JIRA more handy.
I don't think a programming solution would bring enough benefit - because there are already plugins for this use case.
Period Management / Open, Closed or even the Approval of Timesheets
Bildschirmfoto 2015-05-06 um 14.17.03.png
Bildschirmfoto 2015-05-06 um 14.17.44.png
Connect with like-minded Atlassian users at free events near you!Find a group
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no AUG chapters near you at the moment.Start an AUG