openpilot_comma/selfdrive/ui/qt/widgets/scrollview.cc

#include "scrollview.hpp"

ScrollView::ScrollView(QWidget *w, QWidget *parent) : QScrollArea(parent){
  setWidget(w);
  setWidgetResizable(true);
  setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  setStyleSheet("ScrollView { background-color:transparent; }");

  QScroller *scroller = QScroller::scroller(this->viewport());
  QScrollerProperties sp = scroller->scrollerProperties();

  sp.setScrollMetric(QScrollerProperties::VerticalOvershootPolicy, QVariant::fromValue<QScrollerProperties::OvershootPolicy>(QScrollerProperties::OvershootAlwaysOff));
  sp.setScrollMetric(QScrollerProperties::HorizontalOvershootPolicy, QVariant::fromValue<QScrollerProperties::OvershootPolicy>(QScrollerProperties::OvershootAlwaysOff));

  scroller->grabGesture(this->viewport(), QScroller::LeftMouseButtonGesture);
  scroller->setScrollerProperties(sp);
}