Model for storing Danbooru tags

src/model/danboorutagmodel.cpp

@@ -0,0 +1,91 @@
+/*
+ * Copyright 2015 Luca Beltrame <lbeltrame@kde.org>
+ *
+ * This file is part of Danbooru Client.
+ *
+ * Danbooru Client is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Danbooru Client is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Danbooru Client. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "danboorutagmodel.h"
+#include "libdanbooru/danboorutag.h"
+
+
+namespace Danbooru {
+
+DanbooruTagModel::DanbooruTagModel(QObject *parent): QAbstractListModel(parent)
+{
+}
+
+DanbooruTagModel::~DanbooruTagModel()
+{
+    if (!m_items.isEmpty()) {
+        qDeleteAll(m_items);
+        m_items.clear();
+    }
+}
+
+
+int DanbooruTagModel::rowCount(const QModelIndex &parent) const
+{
+    Q_UNUSED(parent);
+    return m_items.size();
+}
+
+QVariant DanbooruTagModel::data(const QModelIndex &index, int role) const
+{
+    if (!index.isValid()) {
+        return QVariant();
+    }
+
+    DanbooruTag* tag = m_items.at(index.row());
+
+    if (role == Qt::DisplayRole) {
+        return tag->name();
+    }
+
+    // TODO: More roles depending on the type of information
+
+    return QVariant();
+}
+
+DanbooruTag* DanbooruTagModel::itemAt(int index) const
+{
+    return m_items.at(index);
+}
+
+void DanbooruTagModel::addTag(DanbooruTag* tag)
+{
+    if (!tag) {
+        return;
+    }
+
+    beginInsertRows(QModelIndex(), m_items.size(), m_items.size());
+    m_items.append(tag);
+    endInsertRows();
+}
+
+void DanbooruTagModel::clear() {
+
+     if (m_items.isEmpty()) {
+        return;
+    }
+
+    beginRemoveRows(QModelIndex(), 0, m_items.size());
+    qDeleteAll(m_items);
+    m_items.clear();
+    endRemoveRows();
+    reset();
+}
+
+} // namespace Danbooru

src/model/danboorutagmodel.h

@@ -0,0 +1,54 @@
+/*
+ * Copyright 2015 Luca Beltrame <lbeltrame@kde.org>
+ *
+ * This file is part of Danbooru Client.
+ *
+ * Danbooru Client is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Danbooru Client is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Danbooru Client. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef DANBOORU_TAGMODEL_H
+#define DANBOORU_TAGMODEL_H
+
+#include <QAbstractListModel>
+#include <QVector>
+
+namespace Danbooru {
+
+class DanbooruTag;
+
+class DanbooruTagModel: public QAbstractListModel
+{
+
+Q_OBJECT
+
+public:
+    explicit DanbooruTagModel(QObject* parent=0);
+    ~DanbooruTagModel() = default;
+    int rowCount(const QModelIndex &parent = QModelIndex()) const Q_DECL_OVERRIDE;
+    QVariant data(const QModelIndex &index, int role) const Q_DECL_OVERRIDE;
+    void clear();
+    DanbooruTag* itemAt(int index) const;
+
+private:
+    QVector<DanbooruTag*> m_items;
+
+public Q_SLOTS:
+    void addTag(Danbooru::DanbooruTag* tag);
+
+};
+
+
+} // namespace Danbooru
+
+#endif