73de99f661
Create a list model for read markers. The primary reason is to stop `RoomMembers` being accessed after their state event is deleted. With this the read marker doesn't pass and `RoomMember` objects to qml.
80 lines
2.2 KiB
C++
80 lines
2.2 KiB
C++
// SPDX-FileCopyrightText: 2024 James Graham <james.h.graham@protonmail.com>
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// SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
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#pragma once
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#include <QAbstractListModel>
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#include <qtmetamacros.h>
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#include "neochatroom.h"
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/**
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* @class ReadMarkerModel
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*
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* This class defines the model for visualising a list of reactions to an event.
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*/
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class ReadMarkerModel : public QAbstractListModel
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{
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Q_OBJECT
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QML_ELEMENT
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QML_UNCREATABLE("")
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/**
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* @brief Returns a string with the names of the read markers at the event.
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*
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* This is in the form "x users: name 1, name 2, ...".
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*/
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Q_PROPERTY(QString readMarkersString READ readMarkersString NOTIFY reactionUpdated)
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/**
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* @brief Returns the number of excess user read markers for the event.
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*
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* This returns a string in the form "+ x" ready for use in the UI.
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*/
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Q_PROPERTY(QString excessReadMarkersString READ excessReadMarkersString NOTIFY reactionUpdated)
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public:
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/**
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* @brief Defines the model roles.
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*/
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enum Roles {
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DisplayNameRole = Qt::DisplayRole, /**< The display name of the member in the room. */
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AvatarUrlRole, /**< The avatar for the member in the room. */
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ColorRole, /**< The color for the member. */
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};
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explicit ReadMarkerModel(const QString &eventId, NeoChatRoom *room);
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QString readMarkersString();
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QString excessReadMarkersString();
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/**
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* @brief Get the given role value at the given index.
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*
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* @sa QAbstractItemModel::data
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*/
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[[nodiscard]] QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
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/**
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* @brief Number of rows in the model.
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*
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* @sa QAbstractItemModel::rowCount
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*/
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[[nodiscard]] int rowCount(const QModelIndex &parent = QModelIndex()) const override;
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/**
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* @brief Returns a mapping from Role enum values to role names.
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*
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* @sa Roles, QAbstractItemModel::roleNames()
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*/
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[[nodiscard]] QHash<int, QByteArray> roleNames() const override;
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Q_SIGNALS:
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void reactionUpdated();
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private:
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QPointer<NeoChatRoom> m_room;
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QString m_eventId;
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QList<QString> m_markerIds;
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};
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