mewin/nana
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small improvements

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This commit is contained in:
Jinhao 2018-04-12 10:47:06 +08:00
parent 3de91cb9a2
commit 794367f8f6
1 changed files with 5 additions and 16 deletions
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21
source/gui/widgets/listbox.cpp
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@ -2048,7 +2048,6 @@ namespace nana
index_pair first_display() const noexcept
{
auto offset_display = content_view->origin().y / item_height();
return lister.advance(lister.first(), static_cast<int>(content_view->origin().y / item_height()));
}
@ -2073,19 +2072,6 @@ namespace nana
return from + orignal.position() - origin;
}
struct pred_mouse_selection
{
index_pair pos_;
pred_mouse_selection(index_pair pos) noexcept
: pos_(pos)
{}
bool operator()(const std::pair<index_pair, bool>& m) const noexcept
{
return (pos_ == m.first);
}
};
std::pair<int, int> columns_range() const
{
rectangle r;
@ -2179,9 +2165,12 @@ namespace nana
#endif
{
if (selections.cend() == std::find_if(selections.cbegin(), selections.cend(), pred_mouse_selection{ *i }))
auto & selpos = *i;
if (selections.cend() == std::find_if(selections.cbegin(), selections.cend(), /*pred_mouse_selection{ *i }*/[&selpos](const std::pair<index_pair, bool>& m){
return (selpos == m.first);
}))
{
item_proxy{ this, *i }.select(false);
item_proxy{ this, selpos }.select(false);
i = mouse_selection.selections.erase(i);
}
else