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to find the first item or cat

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qPCR4vir 2015-05-05 13:53:27 +02:00
parent 52d040a95d
commit 31639cb34d
1 changed files with 14 additions and 1 deletions
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15
source/gui/widgets/listbox.cpp
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@ -1639,7 +1639,20 @@ namespace nana
/// absolute position of the last displayed item /// absolute position of the last displayed item
index_pair last_displ() const index_pair last_displ() const
{ {
return absolute ( last_displ() ); return absolute ( last() );
}
/// can be used as the absolute position of the first absolute item, or as the display pos of the first displayed item
index_pair first() const
{
index_pair fst{0,npos};
good_item(fst,fst);
return fst;
}
/// absolute position of the first displayed item
index_pair first_displ() const
{
return absolute ( first() );
} }
bool good(size_type cat) const bool good(size_type cat) const