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nana::listbox::scroll not scrolling to correct location(#322)

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This commit is contained in:
Jinhao 2018-07-04 21:47:47 +08:00
parent 5a4edd2fef
commit 6add8868da
1 changed files with 4 additions and 4 deletions
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8
source/gui/widgets/listbox.cpp
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@ -2996,11 +2996,11 @@ namespace nana
}
else
{
auto last_off = this->distance(this->first(), this->last()) * ess_->item_height();
if (last_off - off >= screen_px)
auto const content_px = ess_->content_view->content_size().height;
if (content_px - off >= screen_px)
origin.y = static_cast<int>(off);
else if (last_off >= screen_px)
origin.y = static_cast<int>(last_off - screen_px);
else if (content_px >= screen_px)
origin.y = static_cast<int>(content_px - screen_px);
}
if (ess_->content_view->move_origin(origin - ess_->content_view->origin()))