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Prevent GUI from crashing when invalid values were written in numeric fields. Includes basic validation. #1709

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This commit is contained in:
Alessandro Ranellucci
2014-03-24 01:07:30 +01:00
parent 67f3e9962b
commit 7a58457add
7 changed files with 132 additions and 71 deletions
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11
xs/src/Point.cpp
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@@ -201,12 +201,17 @@ Pointf::to_SV_pureperl() const {
return newRV_noinc((SV*)av);
}
void
bool
Pointf::from_SV(SV* point_sv)
{
AV* point_av = (AV*)SvRV(point_sv);
this->x = SvNV(*av_fetch(point_av, 0, 0));
this->y = SvNV(*av_fetch(point_av, 1, 0));
SV* sv_x = *av_fetch(point_av, 0, 0);
SV* sv_y = *av_fetch(point_av, 1, 0);
if (!looks_like_number(sv_x) || !looks_like_number(sv_x)) return false;
this->x = SvNV(sv_x);
this->y = SvNV(sv_y);
return true;
}
#endif