/**
* Shows the popup of a the specified @c ViewItem .
* @param item The item to show the popup for.
*/
void show_popup(const std::shared_ptr<ViewItem> &item);
/**
* Shows the popup of a the specified @c ViewItem .
* @param item The item to show the popup for.
*/
void show_popup(const std::shared_ptr<ViewItem> &item);