tdesktop/Telegram/SourceFiles/info/settings/info_settings_widget.h

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/*
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
*/
#pragma once
#include "info/info_content_widget.h"
#include "info/info_controller.h"
namespace Settings {
class AbstractSection;
} // namespace Settings
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namespace Info {
namespace Settings {
using Type = Section::SettingsType;
struct Tag;
struct SectionCustomTopBarData {
rpl::producer<> backButtonEnables;
rpl::producer<Info::Wrap> wrapValue;
};
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class Memento final : public ContentMemento {
public:
Memento(not_null<UserData*> self, Type type);
object_ptr<ContentWidget> createWidget(
QWidget *parent,
not_null<Controller*> controller,
const QRect &geometry) override;
Section section() const override;
Type type() const {
return _type;
}
not_null<UserData*> self() const {
return settingsSelf();
}
~Memento();
private:
Type _type = Type();
};
class Widget final : public ContentWidget {
public:
Widget(
QWidget *parent,
not_null<Controller*> controller);
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~Widget();
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not_null<UserData*> self() const;
bool showInternal(
not_null<ContentMemento*> memento) override;
void setInternalState(
const QRect &geometry,
not_null<Memento*> memento);
void saveChanges(FnMut<void()> done) override;
void showFinished() override;
void setInnerFocus() override;
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const Ui::RoundRect *bottomSkipRounding() const override;
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rpl::producer<bool> desiredShadowVisibility() const override;
rpl::producer<QString> title() override;
void enableBackButton() override;
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private:
void saveState(not_null<Memento*> memento);
void restoreState(not_null<Memento*> memento);
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std::shared_ptr<ContentMemento> doCreateMemento() override;
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not_null<UserData*> _self;
Type _type = Type();
struct {
rpl::event_stream<int> contentHeightValue;
rpl::event_stream<int> fillerWidthValue;
rpl::event_stream<> backButtonEnables;
} _flexibleScroll;
not_null<::Settings::AbstractSection*> _inner;
QPointer<Ui::RpWidget> _pinnedToTop;
QPointer<Ui::RpWidget> _pinnedToBottom;
rpl::event_stream<std::vector<Type>> _removesFromStack;
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};
} // namespace Settings
} // namespace Info