Qt UI: Implement custom package selection

1 files changed, 76 insertions, 0 deletions

diff --git a/ui/qt5/pkgmodel.hh b/ui/qt5/pkgmodel.hh
new file mode 100644
index 0000000..85070ee
--- /dev/null
+++ b/ui/qt5/pkgmodel.hh
@@ -0,0 +1,76 @@
+/*
+ * pkgmodel.hh - Definition of the custom package selection model classes
+ * horizon-qt5, the Qt 5 user interface for
+ * Project Horizon
+ *
+ * Copyright (c) 2019 Adélie Linux and contributors.  All rights reserved.
+ * This code is licensed under the AGPL 3.0 license, as noted in the
+ * LICENSE-code file in the root directory of this repository.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+#ifndef PKGMODEL_HH
+#define PKGMODEL_HH
+
+#include <QAbstractItemModel>
+
+class PkgItem {
+public:
+    explicit PkgItem(PkgItem *parent, QString friendly, QString internal,
+                     QString description, QString icon = "");
+    ~PkgItem();
+
+    void addChild(PkgItem *pkg);
+    PkgItem *child(int row);
+    int childCount() const;
+    QVariant data(int column, int role);
+    QStringList internalNames() const;
+    int row() const;
+    PkgItem *parent();
+
+private:
+    QVector<PkgItem *> _children;
+    PkgItem *_parent;
+    /*! The "friendly" or displayed name for this item. */
+    QString _friendly;
+    /*! The internal name.  Typically the APK package name. */
+    QString _internal;
+    /*! The description of the item. */
+    QString _desc;
+    /*! The icon to display for this item.  Defaults to internal. */
+    QString _icon;
+};
+
+class PkgItemModel : public QAbstractItemModel {
+Q_OBJECT
+public:
+    explicit PkgItemModel(QStringList *pkgList = nullptr,
+                          QObject *parent = nullptr);
+    ~PkgItemModel();
+
+    QVariant data(const QModelIndex &index,
+                  int role = Qt::DisplayRole) const override;
+    Qt::ItemFlags flags(const QModelIndex &index) const override;
+    QVariant headerData(int section, Qt::Orientation orientation,
+                        int role = Qt::DisplayRole) const override;
+    QModelIndex index(int row, int column,
+                      const QModelIndex &parent = QModelIndex()) const override;
+    QModelIndex parent(const QModelIndex &child) const override;
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    int columnCount(const QModelIndex &parent = QModelIndex()) const override;
+    bool setData(const QModelIndex &index, const QVariant &value,
+                 int role = Qt::EditRole) override;
+    void setPackageList(QStringList *pkgList);
+
+private:
+    void loadPackages();
+    /*! The list of packages that will be installed.
+     *  Determines which packages are ticked. */
+    QStringList *_packages;
+    /*! The special root item, which all other items have as an eventual
+     *  parent. */
+    PkgItem *_root;
+};
+
+#endif  /* !PKGMODEL_HH */