Cargo edit dialog and VM

sea_transport/viewmodels/cargoviewmodel.cpp

@@ -0,0 +1,54 @@
+#include "cargoviewmodel.h"
+
+CargoViewModel::CargoViewModel(QObject *parent) : QAbstractTableModel(parent) {
+
+}
+
+int CargoViewModel::rowCount(const QModelIndex &/*parent*/) const {
+    return this->_data.length();
+}
+
+int CargoViewModel::columnCount(const QModelIndex &/*parent*/) const {
+    return 3;
+}
+
+QVariant CargoViewModel::headerData(int section, Qt::Orientation orientation, int role) const {
+    if (role == Qt::DisplayRole && orientation == Qt::Horizontal) {
+        switch (section) {
+            case 0:
+                return QString("SID");
+            case 1:
+                return QString("Title");
+            case 2:
+                return QString("Volume");
+        }
+    }
+    return QVariant();
+}
+
+QVariant CargoViewModel::data(const QModelIndex &index, int role) const {
+    if (role == Qt::DisplayRole) {
+        auto item = this->_data[index.row()];
+
+        int col = index.column();
+        switch (col) {
+            case 0:
+                return QString::number(item.id());
+            case 1:
+                return item.title();
+            case 2:
+                return item.volume();
+        }
+
+        return "UNKNOWN FIELD";
+    }
+
+    return QVariant();
+}
+
+void CargoViewModel::set_data(const QVector<cargo_entity> &new_data) {
+    this->beginResetModel();
+    this->_data.clear();
+    this->_data += new_data;
+    this->endResetModel();
+}

sea_transport/viewmodels/cargoviewmodel.h

@@ -0,0 +1,24 @@
+#ifndef CARGOVIEWMODEL_H
+#define CARGOVIEWMODEL_H
+
+#include <QVector>
+#include <QAbstractTableModel>
+
+#include "entities/cargo_entity.h"
+
+class CargoViewModel : public QAbstractTableModel {
+    Q_OBJECT
+
+    QVector<cargo_entity> _data;
+
+public:
+    CargoViewModel(QObject *parent);
+    int rowCount(const QModelIndex &parent = QModelIndex()) const;
+    int columnCount(const QModelIndex &parent = QModelIndex()) const;
+    QVariant headerData(int section, Qt::Orientation orientation, int role) const;
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
+
+    void set_data(const QVector<cargo_entity> &new_data);
+};
+
+#endif // CARGOVIEWMODEL_H