use user roles instead of hidden columns for model sort/filter keys

gui/include/addresstablemodel.h

@@ -11,10 +11,13 @@ public:
 
     enum {
         Label = 0,   /* User specified label */
-        Address = 1,  /* Bitcoin address */
-        Type = 2 /* Send/Receive, used for filter */
+        Address = 1  /* Bitcoin address */
     } ColumnIndex;
 
+    enum {
+        TypeRole = Qt::UserRole
+    } RoleIndex;
+
     static const QString Send; /* Send addres */
     static const QString Receive; /* Receive address */
 

gui/include/transactiontablemodel.h

@@ -15,10 +15,13 @@ public:
         Date = 1,
         Description = 2,
         Debit = 3,
-        Credit = 4,
-        Type = 5
+        Credit = 4
     } ColumnIndex;
 
+    enum {
+        TypeRole = Qt::UserRole
+    } RoleIndex;
+
     /* Transaction type */
     static const QString Sent;
     static const QString Received;

gui/src/addressbookdialog.cpp

@@ -29,8 +29,7 @@ void AddressBookDialog::setModel(AddressTableModel *model)
     QSortFilterProxyModel *receive_model = new QSortFilterProxyModel(this);
     receive_model->setSourceModel(model);
     receive_model->setDynamicSortFilter(true);
-    receive_model->setFilterRole(Qt::UserRole);
-    receive_model->setFilterKeyColumn(AddressTableModel::Type);
+    receive_model->setFilterRole(AddressTableModel::TypeRole);
     receive_model->setFilterFixedString(AddressTableModel::Receive);
     ui->receiveTableView->setModel(receive_model);
 
@@ -38,8 +37,7 @@ void AddressBookDialog::setModel(AddressTableModel *model)
     QSortFilterProxyModel *send_model = new QSortFilterProxyModel(this);
     send_model->setSourceModel(model);
     send_model->setDynamicSortFilter(true);
-    send_model->setFilterRole(Qt::UserRole);
-    send_model->setFilterKeyColumn(AddressTableModel::Type);
+    send_model->setFilterRole(AddressTableModel::TypeRole);
     send_model->setFilterFixedString(AddressTableModel::Send);
     ui->sendTableView->setModel(send_model);
 
@@ -52,10 +50,6 @@ void AddressBookDialog::setModel(AddressTableModel *model)
             AddressTableModel::Address, 320);
     ui->sendTableView->horizontalHeader()->setResizeMode(
             AddressTableModel::Label, QHeaderView::Stretch);
-
-    /* Hide "Type" column in both views as it is only used for filtering */
-    ui->receiveTableView->setColumnHidden(AddressTableModel::Type, true);
-    ui->sendTableView->setColumnHidden(AddressTableModel::Type, true);
 }
 
 void AddressBookDialog::setTab(int tab)

gui/src/addresstablemodel.cpp

@@ -1,4 +1,5 @@
 #include "addresstablemodel.h"
+#include "main.h"
 
 const QString AddressTableModel::Send = "S";
 const QString AddressTableModel::Receive = "R";
@@ -16,7 +17,7 @@ int AddressTableModel::rowCount(const QModelIndex &parent) const
 
 int AddressTableModel::columnCount(const QModelIndex &parent) const
 {
-    return 3;
+    return 2;
 }
 
 QVariant AddressTableModel::data(const QModelIndex &index, int role) const
@@ -32,7 +33,7 @@ QVariant AddressTableModel::data(const QModelIndex &index, int role) const
             return "1PC9aZC4hNX2rmmrt7uHTfYAS3hRbph4UN" + QString::number(index.row());
         else
             return "Description";
-    } else if (role == Qt::UserRole)
+    } else if (role == TypeRole)
     {
         switch(index.row() % 2)
         {

gui/src/bitcoingui.cpp

@@ -193,8 +193,7 @@ QWidget *BitcoinGUI::createTabs()
         QSortFilterProxyModel *proxy_model = new QSortFilterProxyModel(this);
         proxy_model->setSourceModel(transaction_model);
         proxy_model->setDynamicSortFilter(true);
-        proxy_model->setFilterRole(Qt::UserRole);
-        proxy_model->setFilterKeyColumn(TransactionTableModel::Type);
+        proxy_model->setFilterRole(TransactionTableModel::TypeRole);
         proxy_model->setFilterRegExp(QRegExp(tab_filters.at(i)));
 
         QTableView *transaction_table = new QTableView(this);
@@ -213,7 +212,6 @@ QWidget *BitcoinGUI::createTabs()
                 TransactionTableModel::Debit, 79);
         transaction_table->horizontalHeader()->resizeSection(
                 TransactionTableModel::Credit, 79);
-        transaction_table->setColumnHidden(TransactionTableModel::Type, true);
 
         tabs->addTab(transaction_table, tab_labels.at(i));
     }

gui/src/transactiontablemodel.cpp

@@ -1,4 +1,5 @@
 #include "transactiontablemodel.h"
+#include "main.h"
 
 #include <QLocale>
 
@@ -19,13 +20,13 @@ static int column_alignments[] = {
 TransactionTableModel::TransactionTableModel(QObject *parent):
         QAbstractTableModel(parent)
 {
-    columns << tr("Status") << tr("Date") << tr("Description") << tr("Debit") << tr("Credit") << tr("Type");
+    columns << tr("Status") << tr("Date") << tr("Description") << tr("Debit") << tr("Credit");
 }
 
 int TransactionTableModel::rowCount(const QModelIndex &parent) const
 {
     Q_UNUSED(parent);
-    return 5;
+    return 4;
 }
 
 int TransactionTableModel::columnCount(const QModelIndex &parent) const
@@ -47,7 +48,7 @@ QVariant TransactionTableModel::data(const QModelIndex &index, int role) const
     } else if (role == Qt::TextAlignmentRole)
     {
         return column_alignments[index.column()];
-    } else if (role == Qt::UserRole)
+    } else if (role == TypeRole)
     {
         /* user role: transaction type for filtering
            "s" (sent)