tdesktop/Telegram/SourceFiles/dialogs/dialogs_entry.h

210 lines
4.9 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/flat_map.h"
#include "dialogs/dialogs_key.h"
namespace Main {
class Session;
} // namespace Main
namespace Data {
class Session;
class Folder;
} // namespace Data
namespace Dialogs {
class Row;
class IndexedList;
using RowsByLetter = base::flat_map<QChar, not_null<Row*>>;
enum class SortMode {
Date = 0x00,
Name = 0x01,
Add = 0x02,
};
enum class Mode {
All = 0x00,
Important = 0x01,
};
struct PositionChange {
int from = -1;
int to = -1;
};
struct UnreadState {
int messages = 0;
int messagesMuted = 0;
int chats = 0;
int chatsMuted = 0;
int marks = 0;
int marksMuted = 0;
bool known = false;
UnreadState &operator+=(const UnreadState &other) {
messages += other.messages;
messagesMuted += other.messagesMuted;
chats += other.chats;
chatsMuted += other.chatsMuted;
marks += other.marks;
marksMuted += other.marksMuted;
return *this;
}
UnreadState &operator-=(const UnreadState &other) {
messages -= other.messages;
messagesMuted -= other.messagesMuted;
chats -= other.chats;
chatsMuted -= other.chatsMuted;
marks -= other.marks;
marksMuted -= other.marksMuted;
return *this;
}
bool empty() const {
return !messages && !chats && !marks;
}
};
inline UnreadState operator+(const UnreadState &a, const UnreadState &b) {
auto result = a;
result += b;
return result;
}
inline UnreadState operator-(const UnreadState &a, const UnreadState &b) {
auto result = a;
result -= b;
return result;
}
class Entry {
public:
Entry(not_null<Data::Session*> owner, const Key &key);
Entry(const Entry &other) = delete;
Entry &operator=(const Entry &other) = delete;
virtual ~Entry() = default;
Data::Session &owner() const;
Main::Session &session() const;
PositionChange adjustByPosInChatList(Mode list);
bool inChatList(Mode list = Mode::All) const {
return !chatListLinks(list).empty();
}
int posInChatList(Mode list) const;
not_null<Row*> addToChatList(Mode list);
void removeFromChatList(Mode list);
void removeChatListEntryByLetter(Mode list, QChar letter);
void addChatListEntryByLetter(
Mode list,
QChar letter,
not_null<Row*> row);
void updateChatListEntry() const;
bool isPinnedDialog() const {
return _pinnedIndex > 0;
}
void cachePinnedIndex(int index);
bool isProxyPromoted() const {
return _isProxyPromoted;
}
void cacheProxyPromoted(bool promoted);
uint64 sortKeyInChatList() const {
return _sortKeyInChatList;
}
void updateChatListSortPosition();
void setChatListTimeId(TimeId date);
virtual void updateChatListExistence();
bool needUpdateInChatList() const;
virtual TimeId adjustedChatListTimeId() const;
virtual int fixedOnTopIndex() const = 0;
static constexpr auto kArchiveFixOnTopIndex = 1;
static constexpr auto kProxyPromotionFixOnTopIndex = 2;
virtual bool toImportant() const = 0;
virtual bool shouldBeInChatList() const = 0;
virtual int chatListUnreadCount() const = 0;
virtual bool chatListUnreadMark() const = 0;
virtual bool chatListMutedBadge() const = 0;
virtual UnreadState chatListUnreadState() const = 0;
virtual HistoryItem *chatListMessage() const = 0;
virtual bool chatListMessageKnown() const = 0;
virtual void requestChatListMessage() = 0;
virtual const QString &chatListName() const = 0;
virtual const base::flat_set<QString> &chatListNameWords() const = 0;
virtual const base::flat_set<QChar> &chatListFirstLetters() const = 0;
virtual bool folderKnown() const {
return true;
}
virtual Data::Folder *folder() const {
return nullptr;
}
virtual void loadUserpic() = 0;
virtual void paintUserpic(
Painter &p,
int x,
int y,
int size) const = 0;
void paintUserpicLeft(
Painter &p,
int x,
int y,
int w,
int size) const {
paintUserpic(p, rtl() ? (w - x - size) : x, y, size);
}
TimeId chatListTimeId() const {
return _timeId;
}
mutable const HistoryItem *textCachedFor = nullptr; // cache
mutable Ui::Text::String lastItemTextCache;
protected:
auto unreadStateChangeNotifier(bool required) {
const auto notify = required && inChatList();
const auto wasState = notify ? chatListUnreadState() : UnreadState();
return gsl::finally([=] {
if (notify) {
notifyUnreadStateChange(wasState);
}
});
}
private:
virtual void changedChatListPinHook();
void notifyUnreadStateChange(const UnreadState &wasState);
void setChatListExistence(bool exists);
RowsByLetter &chatListLinks(Mode list);
const RowsByLetter &chatListLinks(Mode list) const;
Row *mainChatListLink(Mode list) const;
not_null<IndexedList*> myChatsList(Mode list) const;
not_null<Data::Session*> _owner;
Dialogs::Key _key;
RowsByLetter _chatListLinks[2];
uint64 _sortKeyInChatList = 0;
int _pinnedIndex = 0;
bool _isProxyPromoted = false;
TimeId _timeId = 0;
};
} // namespace Dialogs