81 lines
1.7 KiB
C++
81 lines
1.7 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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#include "ui/rp_widget.h"
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#include "ui/widgets/scroll_area.h"
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#include "base/unique_qptr.h"
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namespace Ui {
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class SettingsSlider;
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class VerticalLayout;
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class SearchFieldController;
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} // namespace Ui
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namespace Info {
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class Controller;
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struct SelectedItems;
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enum class SelectionAction;
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namespace Media {
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class ListWidget;
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} // namespace Media
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namespace Downloads {
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class Memento;
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class EmptyWidget;
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class InnerWidget final : public Ui::RpWidget {
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public:
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InnerWidget(
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QWidget *parent,
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not_null<Controller*> controller);
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bool showInternal(not_null<Memento*> memento);
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void saveState(not_null<Memento*> memento);
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void restoreState(not_null<Memento*> memento);
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void setScrollHeightValue(rpl::producer<int> value);
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rpl::producer<Ui::ScrollToRequest> scrollToRequests() const;
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rpl::producer<SelectedItems> selectedListValue() const;
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void selectionAction(SelectionAction action);
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~InnerWidget();
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protected:
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int resizeGetHeight(int newWidth) override;
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void visibleTopBottomUpdated(
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int visibleTop,
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int visibleBottom) override;
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private:
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int recountHeight();
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void refreshHeight();
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object_ptr<Media::ListWidget> setupList();
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const not_null<Controller*> _controller;
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object_ptr<Media::ListWidget> _list = { nullptr };
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object_ptr<EmptyWidget> _empty;
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bool _inResize = false;
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rpl::event_stream<Ui::ScrollToRequest> _scrollToRequests;
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rpl::event_stream<rpl::producer<SelectedItems>> _selectedLists;
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rpl::event_stream<rpl::producer<int>> _listTops;
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};
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} // namespace Downloads
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} // namespace Info
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