textbuffer: Improve some get_iter apis
authorMatthias Clasen <mclasen@redhat.com>
Sat, 3 Oct 2020 17:30:42 +0000 (13:30 -0400)
committerMatthias Clasen <mclasen@redhat.com>
Sat, 3 Oct 2020 18:29:07 +0000 (14:29 -0400)
commitac79c0e799457ac57cecfa38e8d45bef195b2cfd
tree6a68de56a72bdbcbbb96b656997bd886d1ef3c21
parentd0b7a4a4eccd2550d6647ee3162882c19e2fcae5
textbuffer: Improve some get_iter apis

Make these functions return FALSE if they did not
return the exact position that was requested.

Adapt tests.

Based on a patch by Sebastien Wilmet

Fixes: #506
gtk/gtktextbuffer.c
gtk/gtktextbuffer.h
testsuite/gtk/textbuffer.c