Document completionmodel

Document completionmodel and remove unnecessary includes

src/models/completionmodel.h

@@ -13,41 +13,89 @@ class UserListModel;
 class NeoChatRoom;
 class RoomListModel;
 
+/**
+ * @class CompletionModel
+ *
+ * This class defines the model for suggesting completions in chat text.
+ *
+ * This model is able to select the appropriate completion type for the input text
+ * and present a list of options that can be presented to the user.
+ */
 class CompletionModel : public QAbstractListModel
 {
     Q_OBJECT
+
+    /**
+     * @brief The current text to search for completions.
+     */
     Q_PROPERTY(QString text READ text NOTIFY textChanged)
+
+    /**
+     * @brief The current room that the model is getting completions for.
+     */
     Q_PROPERTY(NeoChatRoom *room READ room WRITE setRoom NOTIFY roomChanged)
+
+    /**
+     * @brief The current type of completion being done on the entered text.
+     *
+     * @sa AutoCompletionType
+     */
     Q_PROPERTY(AutoCompletionType autoCompletionType READ autoCompletionType NOTIFY autoCompletionTypeChanged);
+
+    /**
+     * @brief The RoomListModel to be used for room completions.
+     */
     Q_PROPERTY(RoomListModel *roomListModel READ roomListModel WRITE setRoomListModel NOTIFY roomListModelChanged);
 
 public:
+    /**
+     * @brief Defines the different types of completion available.
+     */
     enum AutoCompletionType {
-        User,
-        Room,
-        Emoji,
-        Command,
-        None,
+        User, /**< A user in the current room. */
+        Room, /**< A matrix room. */
+        Emoji, /**< An emoji. */
+        Command, /**< A / command. */
+        None, /**< No available completion for the current text. */
     };
     Q_ENUM(AutoCompletionType)
 
+    /**
+     * @brief Defines the model roles.
+     */
     enum Roles {
-        Text = Qt::DisplayRole,
-        Subtitle,
-        Icon,
-        ReplacedText,
+        Text = Qt::DisplayRole, /**< The main text to show. */
+        Subtitle, /**< The subtitle text to show. */
+        Icon, /**< The icon to show. */
+        ReplacedText, /**< The text to replace the input text with for the completion. */
     };
     Q_ENUM(Roles);
 
     CompletionModel(QObject *parent = nullptr);
 
-    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    /**
+     * @brief Get the given role value at the given index.
+     *
+     * @sa QAbstractItemModel::data
+     */
     QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+
+    /**
+     * @brief Number of rows in the model.
+     *
+     * @sa  QAbstractItemModel::rowCount
+     */
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+
+    /**
+     * @brief Returns a mapping from Role enum values to role names.
+     *
+     * @sa EventRoles, QAbstractItemModel::roleNames()
+     */
     QHash<int, QByteArray> roleNames() const override;
 
     QString text() const;
     void setText(const QString &text, const QString &fullText);
-    void updateCompletion();
 
     NeoChatRoom *room() const;
     void setRoom(NeoChatRoom *room);
@@ -56,6 +104,7 @@ public:
     void setRoomListModel(RoomListModel *roomListModel);
 
     AutoCompletionType autoCompletionType() const;
+    void setAutoCompletionType(AutoCompletionType autoCompletionType);
 
 Q_SIGNALS:
     void textChanged();
@@ -70,7 +119,7 @@ private:
     NeoChatRoom *m_room = nullptr;
     AutoCompletionType m_autoCompletionType = None;
 
-    void setAutoCompletionType(AutoCompletionType autoCompletionType);
+    void updateCompletion();
 
     UserListModel *m_userListModel;
     RoomListModel *m_roomListModel;