lib_ui/ui/widgets/menu/menu_item_base.cpp

119 lines
2.7 KiB
C++

// This file is part of Desktop App Toolkit,
// a set of libraries for developing nice desktop applications.
//
// For license and copyright information please follow this link:
// https://github.com/desktop-app/legal/blob/master/LEGAL
//
#include "ui/widgets/menu/menu_item_base.h"
namespace Ui::Menu {
ItemBase::ItemBase(
not_null<RpWidget*> parent,
const style::Menu &st)
: RippleButton(parent, st.ripple) {
}
void ItemBase::setSelected(
bool selected,
TriggeredSource source) {
if (selected && !isEnabled()) {
return;
}
if (_selected.current() != selected) {
setMouseTracking(!selected);
_lastTriggeredSource = source;
_selected = selected;
update();
}
}
bool ItemBase::isSelected() const {
return _selected.current();
}
rpl::producer<CallbackData> ItemBase::selects() const {
return _selected.changes(
) | rpl::map([=](bool selected) -> CallbackData {
return { action(), y(), _lastTriggeredSource, _index, selected };
});
}
TriggeredSource ItemBase::lastTriggeredSource() const {
return _lastTriggeredSource;
}
int ItemBase::index() const {
return _index;
}
void ItemBase::setIndex(int index) {
_index = index;
}
void ItemBase::setClicked(TriggeredSource source) {
if (isEnabled()) {
_lastTriggeredSource = source;
_clicks.fire({});
}
}
rpl::producer<CallbackData> ItemBase::clicks() const {
return rpl::merge(
AbstractButton::clicks() | rpl::to_empty,
_clicks.events()
) | rpl::filter([=] {
return isEnabled() && !AbstractButton::isDisabled();
}) | rpl::map([=]() -> CallbackData {
return { action(), y(), _lastTriggeredSource, _index, true };
});
}
rpl::producer<int> ItemBase::minWidthValue() const {
return _minWidth.value();
}
int ItemBase::minWidth() const {
return _minWidth.current();
}
void ItemBase::initResizeHook(rpl::producer<QSize> &&size) {
std::move(
size
) | rpl::start_with_next([=](QSize s) {
resize(s.width(), contentHeight());
}, lifetime());
}
void ItemBase::setMinWidth(int w) {
_minWidth = w;
}
void ItemBase::finishAnimating() {
RippleButton::finishAnimating();
}
void ItemBase::enableMouseSelecting() {
enableMouseSelecting(this);
}
void ItemBase::enableMouseSelecting(not_null<RpWidget*> widget) {
widget->events(
) | rpl::start_with_next([=](not_null<QEvent*> e) {
const auto type = e->type();
if (((type == QEvent::Leave)
|| (type == QEvent::Enter)
|| (type == QEvent::MouseMove)) && action()->isEnabled()) {
setSelected(e->type() != QEvent::Leave);
} else if ((type == QEvent::MouseButtonRelease)
&& isEnabled()
&& isSelected()) {
const auto point = mapFromGlobal(QCursor::pos());
if (!rect().contains(point)) {
setSelected(false);
}
}
}, lifetime());
}
} // namespace Ui::Menu