remove commented code, use // for one-line comments and comments inside functions

src/qt/addressbookdialog.cpp

@@ -36,10 +36,10 @@ AddressBookDialog::~AddressBookDialog()
 void AddressBookDialog::setModel(AddressTableModel *model)
 {
     this->model = model;
-    /* Refresh list from core */
+    // Refresh list from core
     model->updateList();
 
-    /* Receive filter */
+    // Receive filter
     QSortFilterProxyModel *receive_model = new QSortFilterProxyModel(this);
     receive_model->setSourceModel(model);
     receive_model->setDynamicSortFilter(true);
@@ -47,7 +47,7 @@ void AddressBookDialog::setModel(AddressTableModel *model)
     receive_model->setFilterFixedString(AddressTableModel::Receive);
     ui->receiveTableView->setModel(receive_model);
 
-    /* Send filter */
+    // Send filter
     QSortFilterProxyModel *send_model = new QSortFilterProxyModel(this);
     send_model->setSourceModel(model);
     send_model->setDynamicSortFilter(true);
@@ -55,7 +55,7 @@ void AddressBookDialog::setModel(AddressTableModel *model)
     send_model->setFilterFixedString(AddressTableModel::Send);
     ui->sendTableView->setModel(send_model);
 
-    /* Set column widths */
+    // Set column widths
     ui->receiveTableView->horizontalHeader()->resizeSection(
             AddressTableModel::Address, 320);
     ui->receiveTableView->horizontalHeader()->setResizeMode(
@@ -86,9 +86,8 @@ QTableView *AddressBookDialog::getCurrentTable()
 
 void AddressBookDialog::on_copyToClipboard_clicked()
 {
-    /* Copy currently selected address to clipboard
+    // Copy currently selected address to clipboard
-       (or nothing, if nothing selected)
+    //   (or nothing, if nothing selected)
-     */
     QTableView *table = getCurrentTable();
     QModelIndexList indexes = table->selectionModel()->selectedRows(AddressTableModel::Address);
 
@@ -106,11 +105,11 @@ void AddressBookDialog::on_editButton_clicked()
     {
         return;
     }
-    /* Map selected index to source address book model */
+    // Map selected index to source address book model
     QAbstractProxyModel *proxy_model = static_cast<QAbstractProxyModel*>(getCurrentTable()->model());
     QModelIndex selected = proxy_model->mapToSource(indexes.at(0));
 
-    /* Double click also triggers edit button */
+    // Double click also triggers edit button
     EditAddressDialog dlg(
             ui->tabWidget->currentIndex() == SendingTab ?
             EditAddressDialog::EditSendingAddress :

src/qt/addresstablemodel.cpp

@@ -23,7 +23,7 @@ struct AddressTableEntry
         type(type), label(label), address(address) {}
 };
 
-/* Private implementation */
+// Private implementation
 struct AddressTablePriv
 {
     QList<AddressTableEntry> cachedAddressTable;
@@ -144,12 +144,12 @@ bool AddressTableModel::setData(const QModelIndex & index, const QVariant & valu
             rec->label = value.toString();
             break;
         case Address:
-            /* Double-check that we're not overwriting receiving address */
+            // Double-check that we're not overwriting receiving address
             if(rec->type == AddressTableEntry::Sending)
             {
-                /* Remove old entry */
+                // Remove old entry
                 CWalletDB().EraseName(rec->address.toStdString());
-                /* Add new entry with new address */
+                // Add new entry with new address
                 SetAddressBookName(value.toString().toStdString(), rec->label.toStdString());
 
                 rec->address = value.toString();
@@ -191,7 +191,7 @@ QModelIndex AddressTableModel::index(int row, int column, const QModelIndex & pa
 
 void AddressTableModel::updateList()
 {
-    /* Update internal model from Bitcoin core */
+    // Update internal model from Bitcoin core
     beginResetModel();
     priv->refreshAddressTable();
     endResetModel();
@@ -204,7 +204,7 @@ QString AddressTableModel::addRow(const QString &type, const QString &label, con
 
     if(type == Send)
     {
-        /* Check for duplicate */
+        // Check for duplicate
         CRITICAL_BLOCK(cs_mapAddressBook)
         {
             if(mapAddressBook.count(strAddress))
@@ -215,14 +215,14 @@ QString AddressTableModel::addRow(const QString &type, const QString &label, con
     }
     else if(type == Receive)
     {
-        /* Generate a new address to associate with given label */
+        // Generate a new address to associate with given label
         strAddress = PubKeyToAddress(GetKeyFromKeyPool());
     }
     else
     {
         return QString();
     }
-    /* Add entry and update list */
+    // Add entry and update list
     SetAddressBookName(strAddress, strLabel);
     updateList();
     return QString::fromStdString(strAddress);
@@ -234,9 +234,8 @@ bool AddressTableModel::removeRows(int row, int count, const QModelIndex & paren
     AddressTableEntry *rec = priv->index(row);
     if(count != 1 || !rec || rec->type == AddressTableEntry::Receiving)
     {
-        /* Can only remove one row at a time, and cannot remove rows not in model.
+        // Can only remove one row at a time, and cannot remove rows not in model.
-           Also refuse to remove receiving addresses.
+        // Also refuse to remove receiving addresses.
-         */
         return false;
     }
     CWalletDB().EraseName(rec->address.toStdString());

src/qt/bitcoin.cpp

@@ -57,9 +57,8 @@ bool ThreadSafeAskFee(int64 nFeeRequired, const std::string& strCaption, wxWindo
         return true;
     bool payFee = false;
 
-    /* Call slot on GUI thread.
+    // Call slot on GUI thread.
-       If called from another thread, use a blocking QueuedConnection.
+    // If called from another thread, use a blocking QueuedConnection.
-     */
     Qt::ConnectionType connectionType = Qt::DirectConnection;
     if(QThread::currentThread() != QCoreApplication::instance()->thread())
     {

src/qt/bitcoinaddressvalidator.cpp

@@ -22,7 +22,7 @@ BitcoinAddressValidator::BitcoinAddressValidator(QObject *parent) :
 
 QValidator::State BitcoinAddressValidator::validate(QString &input, int &pos) const
 {
-    /* Correction */
+    // Correction
     for(int idx=0; idx<input.size(); ++idx)
     {
         switch(input.at(idx).unicode())
@@ -40,7 +40,7 @@ QValidator::State BitcoinAddressValidator::validate(QString &input, int &pos) co
         }
     }
 
-    /* Validation */
+    // Validation
     QValidator::State state = QValidator::Acceptable;
     for(int idx=0; idx<input.size(); ++idx)
     {
@@ -51,7 +51,7 @@ QValidator::State BitcoinAddressValidator::validate(QString &input, int &pos) co
            (ch >= 'A' && ch<='Z')) &&
            ch != 'l' && ch != 'I' && ch != '0' && ch != 'O')
         {
-            /* Alphanumeric and not a 'forbidden' character */
+            // Alphanumeric and not a 'forbidden' character
         }
         else
         {

src/qt/bitcoingui.cpp

@@ -429,7 +429,7 @@ void BitcoinGUI::askFee(qint64 nFeeRequired, bool *payFee)
 
 void BitcoinGUI::transactionDetails(const QModelIndex& idx)
 {
-    /* A transaction is doubleclicked */
+    // A transaction is doubleclicked
     TransactionDescDialog dlg(idx);
     dlg.exec();
 }
@@ -443,7 +443,7 @@ void BitcoinGUI::incomingTransaction(const QModelIndex & parent, int start, int
                     .data(Qt::EditRole).toULongLong();
     if((credit+debit)>0)
     {
-        /* On incoming transaction, make an info balloon */
+        // On incoming transaction, make an info balloon
         QString date = ttm->index(start, TransactionTableModel::Date, parent)
                         .data().toString();
         QString description = ttm->index(start, TransactionTableModel::Description, parent)

src/qt/clientmodel.cpp

@@ -11,9 +11,8 @@ ClientModel::ClientModel(QObject *parent) :
     QObject(parent), optionsModel(0), addressTableModel(0),
     transactionTableModel(0)
 {
-    /* Until signal notifications is built into the bitcoin core,
+    // Until signal notifications is built into the bitcoin core,
-       simply update everything after polling using a timer.
+    //  simply update everything after polling using a timer.
-    */
     QTimer *timer = new QTimer(this);
     connect(timer, SIGNAL(timeout()), this, SLOT(update()));
     timer->start(MODEL_UPDATE_DELAY);
@@ -63,9 +62,8 @@ int ClientModel::getNumTransactions()
 
 void ClientModel::update()
 {
-    /* Plainly emit all signals for now. To be precise this should check
+    // Plainly emit all signals for now. To be more efficient this should check
-       wether the values actually changed first.
+    //   whether the values actually changed first.
-     */
     emit balanceChanged(getBalance());
     emit addressChanged(getAddress());
     emit numConnectionsChanged(getNumConnections());

src/qt/monitoreddatamapper.cpp

@@ -26,9 +26,8 @@ void MonitoredDataMapper::addMapping(QWidget *widget, int section, const QByteAr
 
 void MonitoredDataMapper::addChangeMonitor(QWidget *widget)
 {
-    /* Watch user property of widget for changes, and connect
+    // Watch user property of widget for changes, and connect
-       the signal to our viewModified signal.
+    //  the signal to our viewModified signal.
-     */
     QMetaProperty prop = widget->metaObject()->userProperty();
     int signal = prop.notifySignalIndex();
     int method = this->metaObject()->indexOfMethod("viewModified()");

src/qt/optionsdialog.cpp

@@ -207,7 +207,7 @@ MainOptionsPage::MainOptionsPage(QWidget *parent):
 
     layout->addLayout(fee_hbox);
 
-    layout->addStretch(1); /* Extra space at bottom */
+    layout->addStretch(1); // Extra space at bottom
 
     setLayout(layout);
 
@@ -221,7 +221,7 @@ MainOptionsPage::MainOptionsPage(QWidget *parent):
 
 void MainOptionsPage::setMapper(MonitoredDataMapper *mapper)
 {
-    /* Map model to widgets */
+    // Map model to widgets
     mapper->addMapping(bitcoin_at_startup, OptionsModel::StartAtStartup);
     mapper->addMapping(minimize_to_tray, OptionsModel::MinimizeToTray);
     mapper->addMapping(map_port_upnp, OptionsModel::MapPortUPnP);

src/qt/optionsmodel.cpp

@@ -75,7 +75,7 @@ bool OptionsModel::setData(const QModelIndex & index, const QVariant & value, in
             break;
         case ProxyIP:
             {
-                /* Use CAddress to parse IP */
+                // Use CAddress to parse and check IP
                 CAddress addr(value.toString().toStdString() + ":1");
                 if (addr.ip != INADDR_NONE)
                 {
@@ -111,7 +111,7 @@ bool OptionsModel::setData(const QModelIndex & index, const QVariant & value, in
                 }
                 else
                 {
-                    successful = false; /* parse error */
+                    successful = false; // Parse error
                 }
             }
             break;

src/qt/sendcoinsdialog.cpp

@@ -25,7 +25,7 @@ SendCoinsDialog::SendCoinsDialog(QWidget *parent, const QString &address) :
     GUIUtil::setupAddressWidget(ui->payTo, this);
     GUIUtil::setupAmountWidget(ui->payAmount, this);
 
-    /* Set initial address if provided */
+    // Set initial send-to address if provided
     if(!address.isEmpty())
     {
         ui->payTo->setText(address);
@@ -94,7 +94,7 @@ void SendCoinsDialog::on_sendButton_clicked()
 
 void SendCoinsDialog::on_pasteButton_clicked()
 {
-    /* Paste text from clipboard into recipient field */
+    // Paste text from clipboard into recipient field
     ui->payTo->setText(QApplication::clipboard()->text());
 }
 

src/qt/transactiondesc.cpp

@@ -6,9 +6,10 @@
 
 #include <QString>
 
-/* Taken straight from ui.cpp
+// Taken straight from ui.cpp
-   TODO: Convert to use QStrings, Qt::Escape and tr()
+// TODO: Convert to use QStrings, Qt::Escape and tr()
- */
+//   or: refactor and put describeAsHTML() into bitcoin core but that is unneccesary with better
+//       UI<->core API, no need to put display logic in core.
 
 using namespace std;
 

src/qt/transactionrecord.cpp

@@ -26,7 +26,8 @@ bool TransactionRecord::showTransaction(const CWalletTx &wtx)
     return true;
 }
 
-/* Decompose CWallet transaction to model transaction records.
+/*
+ * Decompose CWallet transaction to model transaction records.
  */
 QList<TransactionRecord> TransactionRecord::decomposeTransaction(const CWalletTx &wtx)
 {

src/qt/transactiontablemodel.cpp

@@ -17,7 +17,7 @@ const QString TransactionTableModel::Sent = "s";
 const QString TransactionTableModel::Received = "r";
 const QString TransactionTableModel::Other = "o";
 
-/* Comparison operator for sort/binary search of model tx list */
+// Comparison operator for sort/binary search of model tx list
 struct TxLessThan
 {
     bool operator()(const TransactionRecord &a, const TransactionRecord &b) const
@@ -34,7 +34,7 @@ struct TxLessThan
     }
 };
 
-/* Private implementation */
+// Private implementation
 struct TransactionTablePriv
 {
     TransactionTablePriv(TransactionTableModel *parent):
@@ -50,13 +50,13 @@ struct TransactionTablePriv
      */
     QList<TransactionRecord> cachedWallet;
 
+    /* Query entire wallet anew from core.
+     */
     void refreshWallet()
     {
 #ifdef WALLET_UPDATE_DEBUG
         qDebug() << "refreshWallet";
 #endif
-        /* Query entire wallet from core.
-         */
         cachedWallet.clear();
         CRITICAL_BLOCK(cs_mapWallet)
         {
@@ -67,20 +67,20 @@ struct TransactionTablePriv
         }
     }
 
-    /* Update our model of the wallet incrementally.
+    /* Update our model of the wallet incrementally, to synchronize our model of the wallet
+       with that of the core.
+
        Call with list of hashes of transactions that were added, removed or changed.
      */
     void updateWallet(const QList<uint256> &updated)
     {
-        /* Walk through updated transactions, update model as needed.
+        // Walk through updated transactions, update model as needed.
-         */
 #ifdef WALLET_UPDATE_DEBUG
         qDebug() << "updateWallet";
 #endif
-        /* Sort update list, and iterate through it in reverse, so that model updates
+        // Sort update list, and iterate through it in reverse, so that model updates
-           can be emitted from end to beginning (so that earlier updates will not influence
+        //  can be emitted from end to beginning (so that earlier updates will not influence
-           the indices of latter ones).
+        // the indices of latter ones).
-         */
         QList<uint256> updated_sorted = updated;
         qSort(updated_sorted);
 
@@ -113,7 +113,7 @@ struct TransactionTablePriv
 
                 if(inWallet && !inModel)
                 {
-                    /* Added -- insert at the right position */
+                    // Added -- insert at the right position
                     QList<TransactionRecord> toInsert =
                             TransactionRecord::decomposeTransaction(mi->second);
                     if(!toInsert.isEmpty()) /* only if something to insert */
@@ -130,14 +130,14 @@ struct TransactionTablePriv
                 }
                 else if(!inWallet && inModel)
                 {
-                    /* Removed -- remove entire transaction from table */
+                    // Removed -- remove entire transaction from table
                     parent->beginRemoveRows(QModelIndex(), lowerIndex, upperIndex-1);
                     cachedWallet.erase(lower, upper);
                     parent->endRemoveRows();
                 }
                 else if(inWallet && inModel)
                 {
-                    /* Updated -- nothing to do, status update will take care of this */
+                    // Updated -- nothing to do, status update will take care of this
                 }
             }
         }
@@ -154,10 +154,9 @@ struct TransactionTablePriv
         {
             TransactionRecord *rec = &cachedWallet[idx];
 
-            /* If a status update is needed (blocks came in since last check),
+            // If a status update is needed (blocks came in since last check),
-               update the status of this transaction from the wallet. Otherwise,
+            //  update the status of this transaction from the wallet. Otherwise,
-               simply re-use the cached status.
+            // simply re-use the cached status.
-             */
             if(rec->statusUpdateNeeded())
             {
                 CRITICAL_BLOCK(cs_mapWallet)
@@ -193,7 +192,7 @@ struct TransactionTablePriv
 
 };
 
-/* Credit and Debit columns are right-aligned as they contain numbers */
+// Credit and Debit columns are right-aligned as they contain numbers
 static int column_alignments[] = {
         Qt::AlignLeft|Qt::AlignVCenter,
         Qt::AlignLeft|Qt::AlignVCenter,
@@ -225,7 +224,7 @@ void TransactionTableModel::update()
 {
     QList<uint256> updated;
 
-    /* Check if there are changes to wallet map */
+    // Check if there are changes to wallet map
     TRY_CRITICAL_BLOCK(cs_mapWallet)
     {
         if(!vWalletUpdated.empty())
@@ -242,9 +241,8 @@ void TransactionTableModel::update()
     {
         priv->updateWallet(updated);
 
-        /* Status (number of confirmations) and (possibly) description
+        // Status (number of confirmations) and (possibly) description
-           columns changed for all rows.
+        //  columns changed for all rows.
-         */
         emit dataChanged(index(0, Status), index(priv->size()-1, Status));
         emit dataChanged(index(0, Description), index(priv->size()-1, Description));
     }
@@ -442,11 +440,9 @@ QVariant TransactionTableModel::data(const QModelIndex &index, int role) const
     }
     else if(role == Qt::DisplayRole)
     {
-        /* Delegate to specific column handlers */
+        // Delegate to specific column handlers
         switch(index.column())
         {
-        //case Status:
-        //    return formatTxStatus(rec);
         case Date:
             return formatTxDate(rec);
         case Description:
@@ -459,7 +455,7 @@ QVariant TransactionTableModel::data(const QModelIndex &index, int role) const
     }
     else if(role == Qt::EditRole)
     {
-        /* Edit role is used for sorting so return the real values */
+        // Edit role is used for sorting so return the real values
         switch(index.column())
         {
         case Status: