CountrySelect::CountrySelect() : QWidget(App::wnd()),
_result("none"),
_filter(this, st::inpCountry, lang(lng_country_ph)), _scroll(this, st::scrollCountries), _list(&_scroll),
_doneButton(this, lang(lng_country_done), st::btnSelectDone),
_cancelButton(this, lang(lng_cancel), st::btnSelectCancel),
_innerLeft(0), _innerTop(0), _innerWidth(0), _innerHeight(0),
a_alpha(0), a_bgAlpha(0), a_coord(st::countriesSlideShift), _shadow(st::boxShadow) {
setGeometry(App::wnd()->rect());
App::wnd()->topWidget(this);
connect(App::wnd(), SIGNAL(resized(const QSize &)), this, SLOT(onParentResize(const QSize &)));
connect(&_doneButton, SIGNAL(clicked()), this, SLOT(onCountryChoose()));
connect(&_cancelButton, SIGNAL(clicked()), this, SLOT(onCountryCancel()));
connect(&_scroll, SIGNAL(scrollFinished()), this, SLOT(onScrollFinished()));
connect(&_scroll, SIGNAL(geometryChanged()), &_list, SLOT(onParentGeometryChanged()));
connect(&_scroll, SIGNAL(scrolled()), &_list, SLOT(onUpdateSelected()));
connect(&_list, SIGNAL(countrySelected()), this, SLOT(onCountryChoose()));
connect(&_filter, SIGNAL(changed()), this, SLOT(onFilterUpdate()));
connect(&_list, SIGNAL(mustScrollTo(int, int)), &_scroll, SLOT(scrollToY(int, int)));
show();
setFocus();
_scroll.setWidget(&_list);
_scroll.setFocusPolicy(Qt::NoFocus);
prepareAnimation(0);
}
void HorizontalSlider::scrollToIndex(int index) {
if (index == curIndex) return;
if (index > numberOfChildren() - 1) return;
this->curIndex = index;
QPropertyAnimation *anim = new QPropertyAnimation(container, "geometry");
anim->setDuration(300);
anim->setStartValue(container->geometry());
int accuwidth = 0;
for (int i = 0; i < index; ++ i) accuwidth += widths[i];
accuwidth += widths[index] / 2 - this->width() / 2;
QRect endval(-accuwidth,
container->geometry().y(),
container->geometry().width(),
container->geometry().height()
);
anim->setEndValue(endval);
anim->setEasingCurve(QEasingCurve::OutCubic);
connect(anim, &QPropertyAnimation::finished, [=] () {
emit scrollFinished();
});
anim->start(QAbstractAnimation::DeleteWhenStopped);
}
