rename to qt standard

transactiontablemodel.cpp

@@ -0,0 +1,83 @@
+#include "TransactionTableModel.h"
+
+#include <QLocale>
+
+/* Credit and Debit columns are right-aligned as they contain numbers */
+static int column_alignments[] = {
+        Qt::AlignLeft|Qt::AlignVCenter,
+        Qt::AlignLeft|Qt::AlignVCenter,
+        Qt::AlignLeft|Qt::AlignVCenter,
+        Qt::AlignRight|Qt::AlignVCenter,
+        Qt::AlignRight|Qt::AlignVCenter
+    };
+
+TransactionTableModel::TransactionTableModel(QObject *parent):
+        QAbstractTableModel(parent)
+{
+    columns << tr("Status") << tr("Date") << tr("Description") << tr("Debit") << tr("Credit");
+}
+
+int TransactionTableModel::rowCount(const QModelIndex &parent) const
+{
+    Q_UNUSED(parent);
+    return 5;
+}
+
+int TransactionTableModel::columnCount(const QModelIndex &parent) const
+{
+    Q_UNUSED(parent);
+    return columns.length();
+}
+
+QVariant TransactionTableModel::data(const QModelIndex &index, int role) const
+{
+    if(!index.isValid())
+        return QVariant();
+
+    if(role == Qt::DisplayRole)
+    {
+        /* index.row(), index.column() */
+        /* Return QString */
+        return QLocale::system().toString(index.row());
+    } else if (role == Qt::TextAlignmentRole)
+    {
+        return column_alignments[index.column()];
+    } else if (role == Qt::UserRole)
+    {
+        /* user role: transaction type for filtering
+           "s" (sent)
+           "r" (received)
+           "g" (generated)
+        */
+        switch(index.row() % 3)
+        {
+        case 0: return QString("s");
+        case 1: return QString("r");
+        case 2: return QString("o");
+        }
+    }
+    return QVariant();
+}
+
+QVariant TransactionTableModel::headerData(int section, Qt::Orientation orientation, int role) const
+{
+    if(role == Qt::DisplayRole)
+    {
+        if(orientation == Qt::Horizontal)
+        {
+            return columns[section];
+        }
+    } else if (role == Qt::TextAlignmentRole)
+    {
+        return column_alignments[section];
+    }
+    return QVariant();
+}
+
+Qt::ItemFlags TransactionTableModel::flags(const QModelIndex &index) const
+{
+    if (!index.isValid())
+        return Qt::ItemIsEnabled;
+
+    return QAbstractTableModel::flags(index);
+}