Since 12e08efd3872 the readonly of the Screen depends on the selected records.
But we still wants to save the modification from the Window Form even if a
deleted record is selected.
Closes#13321
(grafted from ff288e977366b41700c6da6f7131b0e9520e363b)
--HG--
branch : 6.0
When a readonly Form is closed, the callback result should always be False as
the opened record has not changed.
Closes#13156
(grafted from 9ad99fba8a531f2456d1808f32fe3b9fbc598f2e)
--HG--
branch : 6.0
Even if save_current is set, a readonly screen is never saved on response.
Closes#12538
(grafted from 557766ce97feda3facfdfee7eb88da2692b9f559)
--HG--
branch : 6.0