AyuGramDesktop/Telegram/SourceFiles/dialogs/ui/top_peers_strip.h
2024-04-23 19:13:46 +04:00

114 lines
2.9 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
*/
#pragma once
#include "base/weak_ptr.h"
#include "ui/widgets/menu/menu_add_action_callback.h"
#include "ui/round_rect.h"
#include "ui/rp_widget.h"
namespace Ui {
class DynamicImage;
} // namespace Ui
namespace Dialogs {
struct TopPeersEntry {
uint64 id = 0;
QString name;
std::shared_ptr<Ui::DynamicImage> userpic;
uint32 badge : 28 = 0;
uint32 unread : 1 = 0;
uint32 muted : 1 = 0;
uint32 online : 1 = 0;
};
struct TopPeersList {
std::vector<TopPeersEntry> entries;
};
struct ShowTopPeerMenuRequest {
uint64 id = 0;
Ui::Menu::MenuCallback callback;
};
class TopPeersStrip final : public Ui::RpWidget {
public:
TopPeersStrip(
not_null<QWidget*> parent,
rpl::producer<TopPeersList> content);
~TopPeersStrip();
[[nodiscard]] bool empty() const;
[[nodiscard]] rpl::producer<bool> emptyValue() const;
[[nodiscard]] rpl::producer<uint64> clicks() const;
[[nodiscard]] auto showMenuRequests() const
-> rpl::producer<ShowTopPeerMenuRequest>;
void removeLocally(uint64 id = 0);
[[nodiscard]] bool selectedByKeyboard() const;
void selectByKeyboard(Qt::Key direction);
void deselectByKeyboard();
bool chooseRow();
private:
struct Entry;
void resizeEvent(QResizeEvent *e) override;
void paintEvent(QPaintEvent *e) override;
void wheelEvent(QWheelEvent *e) override;
void mousePressEvent(QMouseEvent *e) override;
void mouseMoveEvent(QMouseEvent *e) override;
void mouseReleaseEvent(QMouseEvent *e) override;
void contextMenuEvent(QContextMenuEvent *e) override;
void leaveEventHook(QEvent *e) override;
void updateScrollMax();
void updateSelected();
void setSelected(int selected);
void scrollToSelected();
void checkDragging();
bool finishDragging();
void subscribeUserpic(Entry &entry);
void unsubscribeUserpics(bool all = false);
void paintUserpic(Painter &p, int x, int index, bool selected);
[[nodiscard]] QRect outer() const;
[[nodiscard]] QRect innerRounded() const;
void apply(const TopPeersList &list);
void apply(Entry &entry, const TopPeersEntry &data);
std::vector<Entry> _entries;
rpl::variable<bool> _empty = true;
base::flat_set<uint64> _removed;
rpl::event_stream<uint64> _clicks;
rpl::event_stream<ShowTopPeerMenuRequest> _showMenuRequests;
rpl::event_stream<not_null<QWheelEvent*>> _verticalScrollEvents;
QPoint _lastMousePosition;
std::optional<QPoint> _mouseDownPosition;
int _startDraggingLeft = 0;
int _scrollLeft = 0;
int _scrollLeftMax = 0;
bool _dragging = false;
Qt::Orientation _scrollingLock = {};
int _selected = -1;
int _pressed = -1;
bool _selectionByKeyboard = false;
bool _hiddenLocally = false;
Ui::RoundRect _selection;
base::unique_qptr<Ui::PopupMenu> _menu;
base::has_weak_ptr _menuGuard;
};
} // namespace Dialogs