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Codechange: Simplify GetScrolledItemFromWidget() (#12556)

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Return `auto`, which allows working with const containers, and use std::next instead of std::advance.
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Peter Nelson 2024-04-22 20:00:14 +01:00 committed by GitHub
parent c82a2575d7
commit 3814adaba8
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1 changed files with 2 additions and 4 deletions
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6
src/widget_type.h
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@ -875,15 +875,13 @@ public:
* @return Iterator to the element clicked at. If clicked at a wrong position, returns as interator to the end of the container.
*/
template <typename Tcontainer>
typename Tcontainer::iterator GetScrolledItemFromWidget(Tcontainer &container, int clickpos, const Window * const w, WidgetID widget, int padding = 0, int line_height = -1) const
auto GetScrolledItemFromWidget(Tcontainer &container, int clickpos, const Window * const w, WidgetID widget, int padding = 0, int line_height = -1) const
{
assert(static_cast<size_t>(this->GetCount()) == container.size()); // Scrollbar and container size must match.
size_type row = this->GetScrolledRowFromWidget(clickpos, w, widget, padding, line_height);
if (row == Scrollbar::npos) return std::end(container);
typename Tcontainer::iterator it = std::begin(container);
std::advance(it, row);
return it;
return std::next(std::begin(container), row);
}
EventState UpdateListPositionOnKeyPress(int &list_position, uint16_t keycode) const;