Add WidgetModel

src/libneochat/models/widgetmodel.h

@@ -0,0 +1,63 @@
+// SPDX-FileCopyrightText: 2025 Arno Rehn <arno@arnorehn.de>
+// SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
+
+#ifndef WIDGETMODEL_H
+#define WIDGETMODEL_H
+
+#include <QAbstractListModel>
+#include <QQmlEngine>
+
+#include "neochatroom.h"
+
+class WidgetModelPrivate;
+
+/**
+ * @class WidgetModel
+ *
+ * `WidgetModel` provides a list model of widgets for a given room.
+ *
+ * It also supports adding and removing widgets.
+ */
+class WidgetModel : public QAbstractListModel
+{
+    Q_OBJECT
+    QML_ELEMENT
+
+    /**
+     * @brief The room for which this model lists the widgets
+     */
+    Q_PROPERTY(NeoChatRoom *room READ room WRITE setRoom NOTIFY roomChanged)
+    /**
+     * @brief The row index of the first Jitsi widget
+     */
+    Q_PROPERTY(int jitsiIndex READ jitsiIndex NOTIFY jitsiIndexChanged)
+public:
+    enum Roles {
+        TextRole = Qt::DisplayRole,
+        UrlRole = Qt::UserRole,
+        TypeRole,
+    };
+    Q_ENUM(Roles)
+
+    explicit WidgetModel(QObject *parent = nullptr);
+    ~WidgetModel() override;
+
+    NeoChatRoom *room() const;
+    void setRoom(NeoChatRoom *newRoom);
+
+    [[nodiscard]] QHash<int, QByteArray> roleNames() const override;
+    [[nodiscard]] QVariant data(const QModelIndex &index, int roleName) const override;
+    [[nodiscard]] int rowCount(const QModelIndex &parent = {}) const override;
+
+    int jitsiIndex() const;
+
+Q_SIGNALS:
+    void roomChanged();
+    void jitsiIndexChanged();
+
+private:
+    Q_DECLARE_PRIVATE(WidgetModel)
+    const std::unique_ptr<WidgetModelPrivate> d_ptr;
+};
+
+#endif // WIDGETMODEL_H