tdesktop/Telegram/SourceFiles/info/feed/info_feed_profile_widget.cpp

117 lines
2.7 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#include "info/feed/info_feed_profile_widget.h"
#include "info/feed/info_feed_profile_inner_widget.h"
#include "info/feed/info_feed_channels.h"
#include "ui/widgets/scroll_area.h"
#include "info/info_controller.h"
namespace Info {
namespace FeedProfile {
Memento::Memento(not_null<Controller*> controller)
: Memento(controller->feed()) {
}
Memento::Memento(not_null<Data::Feed*> feed)
: ContentMemento(feed) {
}
Section Memento::section() const {
return Section(Section::Type::Profile);
}
object_ptr<ContentWidget> Memento::createWidget(
QWidget *parent,
not_null<Controller*> controller,
const QRect &geometry) {
auto result = object_ptr<Widget>(
parent,
controller);
result->setInternalState(geometry, this);
return std::move(result);
}
void Memento::setChannelsState(std::unique_ptr<ChannelsState> state) {
_channelsState = std::move(state);
}
std::unique_ptr<ChannelsState> Memento::channelsState() {
return std::move(_channelsState);
}
Memento::~Memento() = default;
Widget::Widget(
QWidget *parent,
not_null<Controller*> controller)
: ContentWidget(parent, controller) {
controller->setSearchEnabledByContent(false);
_inner = setInnerWidget(object_ptr<InnerWidget>(
this,
controller));
_inner->move(0, 0);
_inner->scrollToRequests(
) | rpl::start_with_next([this](Ui::ScrollToRequest request) {
if (request.ymin < 0) {
scrollTopRestore(
qMin(scrollTopSave(), request.ymax));
} else {
scrollTo(request);
}
}, lifetime());
}
void Widget::setIsStackBottom(bool isStackBottom) {
_inner->setIsStackBottom(isStackBottom);
}
void Widget::setInnerFocus() {
_inner->setFocus();
}
bool Widget::showInternal(not_null<ContentMemento*> memento) {
if (!controller()->validateMementoPeer(memento)) {
return false;
}
if (auto profileMemento = dynamic_cast<Memento*>(memento.get())) {
restoreState(profileMemento);
return true;
}
return false;
}
void Widget::setInternalState(
const QRect &geometry,
not_null<Memento*> memento) {
setGeometry(geometry);
Ui::SendPendingMoveResizeEvents(this);
restoreState(memento);
}
std::unique_ptr<ContentMemento> Widget::doCreateMemento() {
auto result = std::make_unique<Memento>(controller());
saveState(result.get());
return std::move(result);
}
void Widget::saveState(not_null<Memento*> memento) {
memento->setScrollTop(scrollTopSave());
_inner->saveState(memento);
}
void Widget::restoreState(not_null<Memento*> memento) {
_inner->restoreState(memento);
scrollTopRestore(memento->scrollTop());
}
} // namespace FeedProfile
} // namespace Info