diff --git a/src/qt/addressbookpage.cpp b/src/qt/addressbookpage.cpp
index 135f15ffa..58cf4dede 100644
--- a/src/qt/addressbookpage.cpp
+++ b/src/qt/addressbookpage.cpp
@@ -21,12 +21,12 @@
 #include <QMessageBox>
 #include <QSortFilterProxyModel>
 
-AddressBookPage::AddressBookPage(const PlatformStyle *platformStyle, Mode mode, Tabs tab, QWidget *parent) :
+AddressBookPage::AddressBookPage(const PlatformStyle *platformStyle, Mode _mode, Tabs _tab, QWidget *parent) :
     QDialog(parent),
     ui(new Ui::AddressBookPage),
     model(0),
-    mode(mode),
-    tab(tab)
+    mode(_mode),
+    tab(_tab)
 {
     ui->setupUi(this);
 
@@ -107,14 +107,14 @@ AddressBookPage::~AddressBookPage()
     delete ui;
 }
 
-void AddressBookPage::setModel(AddressTableModel *model)
+void AddressBookPage::setModel(AddressTableModel *_model)
 {
-    this->model = model;
-    if(!model)
+    this->model = _model;
+    if(!_model)
         return;
 
     proxyModel = new QSortFilterProxyModel(this);
-    proxyModel->setSourceModel(model);
+    proxyModel->setSourceModel(_model);
     proxyModel->setDynamicSortFilter(true);
     proxyModel->setSortCaseSensitivity(Qt::CaseInsensitive);
     proxyModel->setFilterCaseSensitivity(Qt::CaseInsensitive);
@@ -147,7 +147,7 @@ void AddressBookPage::setModel(AddressTableModel *model)
         this, SLOT(selectionChanged()));
 
     // Select row for newly created address
-    connect(model, SIGNAL(rowsInserted(QModelIndex,int,int)), this, SLOT(selectNewAddress(QModelIndex,int,int)));
+    connect(_model, SIGNAL(rowsInserted(QModelIndex,int,int)), this, SLOT(selectNewAddress(QModelIndex,int,int)));
 
     selectionChanged();
 }
diff --git a/src/qt/addresstablemodel.cpp b/src/qt/addresstablemodel.cpp
index 71ed3618e..830c9cdf1 100644
--- a/src/qt/addresstablemodel.cpp
+++ b/src/qt/addresstablemodel.cpp
@@ -31,8 +31,8 @@ struct AddressTableEntry
     QString address;
 
     AddressTableEntry() {}
-    AddressTableEntry(Type type, const QString &label, const QString &address):
-        type(type), label(label), address(address) {}
+    AddressTableEntry(Type _type, const QString &_label, const QString &_address):
+        type(_type), label(_label), address(_address) {}
 };
 
 struct AddressTableEntryLessThan
@@ -73,8 +73,8 @@ public:
     QList<AddressTableEntry> cachedAddressTable;
     AddressTableModel *parent;
 
-    AddressTablePriv(CWallet *wallet, AddressTableModel *parent):
-        wallet(wallet), parent(parent) {}
+    AddressTablePriv(CWallet *_wallet, AddressTableModel *_parent):
+        wallet(_wallet), parent(_parent) {}
 
     void refreshAddressTable()
     {
@@ -164,8 +164,8 @@ public:
     }
 };
 
-AddressTableModel::AddressTableModel(CWallet *wallet, WalletModel *parent) :
-    QAbstractTableModel(parent),walletModel(parent),wallet(wallet),priv(0)
+AddressTableModel::AddressTableModel(CWallet *_wallet, WalletModel *parent) :
+    QAbstractTableModel(parent),walletModel(parent),wallet(_wallet),priv(0)
 {
     columns << tr("Label") << tr("Address");
     priv = new AddressTablePriv(wallet, this);
diff --git a/src/qt/askpassphrasedialog.cpp b/src/qt/askpassphrasedialog.cpp
index e8aa79679..129ea1efa 100644
--- a/src/qt/askpassphrasedialog.cpp
+++ b/src/qt/askpassphrasedialog.cpp
@@ -18,10 +18,10 @@
 #include <QMessageBox>
 #include <QPushButton>
 
-AskPassphraseDialog::AskPassphraseDialog(Mode mode, QWidget *parent) :
+AskPassphraseDialog::AskPassphraseDialog(Mode _mode, QWidget *parent) :
     QDialog(parent),
     ui(new Ui::AskPassphraseDialog),
-    mode(mode),
+    mode(_mode),
     model(0),
     fCapsLock(false)
 {
@@ -81,9 +81,9 @@ AskPassphraseDialog::~AskPassphraseDialog()
     delete ui;
 }
 
-void AskPassphraseDialog::setModel(WalletModel *model)
+void AskPassphraseDialog::setModel(WalletModel *_model)
 {
-    this->model = model;
+    this->model = _model;
 }
 
 void AskPassphraseDialog::accept()
diff --git a/src/qt/bitcoingui.cpp b/src/qt/bitcoingui.cpp
index 8bfd63b31..16d7778a2 100644
--- a/src/qt/bitcoingui.cpp
+++ b/src/qt/bitcoingui.cpp
@@ -75,7 +75,7 @@ const std::string BitcoinGUI::DEFAULT_UIPLATFORM =
 
 const QString BitcoinGUI::DEFAULT_WALLET = "~Default";
 
-BitcoinGUI::BitcoinGUI(const PlatformStyle *platformStyle, const NetworkStyle *networkStyle, QWidget *parent) :
+BitcoinGUI::BitcoinGUI(const PlatformStyle *_platformStyle, const NetworkStyle *networkStyle, QWidget *parent) :
     QMainWindow(parent),
     enableWallet(false),
     clientModel(0),
@@ -117,7 +117,7 @@ BitcoinGUI::BitcoinGUI(const PlatformStyle *platformStyle, const NetworkStyle *n
     helpMessageDialog(0),
     prevBlocks(0),
     spinnerFrame(0),
-    platformStyle(platformStyle)
+    platformStyle(_platformStyle)
 {
     GUIUtil::restoreWindowGeometry("nWindow", QSize(850, 550), this);
 
@@ -146,13 +146,13 @@ BitcoinGUI::BitcoinGUI(const PlatformStyle *platformStyle, const NetworkStyle *n
     setUnifiedTitleAndToolBarOnMac(true);
 #endif
 
-    rpcConsole = new RPCConsole(platformStyle, 0);
+    rpcConsole = new RPCConsole(_platformStyle, 0);
     helpMessageDialog = new HelpMessageDialog(this, false);
 #ifdef ENABLE_WALLET
     if(enableWallet)
     {
         /** Create wallet frame and make it the central widget */
-        walletFrame = new WalletFrame(platformStyle, this);
+        walletFrame = new WalletFrame(_platformStyle, this);
         setCentralWidget(walletFrame);
     } else
 #endif // ENABLE_WALLET
@@ -449,38 +449,38 @@ void BitcoinGUI::createToolBars()
     }
 }
 
-void BitcoinGUI::setClientModel(ClientModel *clientModel)
+void BitcoinGUI::setClientModel(ClientModel *_clientModel)
 {
-    this->clientModel = clientModel;
-    if(clientModel)
+    this->clientModel = _clientModel;
+    if(_clientModel)
     {
         // Create system tray menu (or setup the dock menu) that late to prevent users from calling actions,
         // while the client has not yet fully loaded
         createTrayIconMenu();
 
         // Keep up to date with client
-        setNumConnections(clientModel->getNumConnections());
-        connect(clientModel, SIGNAL(numConnectionsChanged(int)), this, SLOT(setNumConnections(int)));
+        setNumConnections(_clientModel->getNumConnections());
+        connect(_clientModel, SIGNAL(numConnectionsChanged(int)), this, SLOT(setNumConnections(int)));
 
-        setNumBlocks(clientModel->getNumBlocks(), clientModel->getLastBlockDate(), clientModel->getVerificationProgress(NULL), false);
-        connect(clientModel, SIGNAL(numBlocksChanged(int,QDateTime,double,bool)), this, SLOT(setNumBlocks(int,QDateTime,double,bool)));
+        setNumBlocks(_clientModel->getNumBlocks(), _clientModel->getLastBlockDate(), _clientModel->getVerificationProgress(NULL), false);
+        connect(_clientModel, SIGNAL(numBlocksChanged(int,QDateTime,double,bool)), this, SLOT(setNumBlocks(int,QDateTime,double,bool)));
 
         // Receive and report messages from client model
-        connect(clientModel, SIGNAL(message(QString,QString,unsigned int)), this, SLOT(message(QString,QString,unsigned int)));
+        connect(_clientModel, SIGNAL(message(QString,QString,unsigned int)), this, SLOT(message(QString,QString,unsigned int)));
 
         // Show progress dialog
-        connect(clientModel, SIGNAL(showProgress(QString,int)), this, SLOT(showProgress(QString,int)));
+        connect(_clientModel, SIGNAL(showProgress(QString,int)), this, SLOT(showProgress(QString,int)));
 
-        rpcConsole->setClientModel(clientModel);
+        rpcConsole->setClientModel(_clientModel);
 #ifdef ENABLE_WALLET
         if(walletFrame)
         {
-            walletFrame->setClientModel(clientModel);
+            walletFrame->setClientModel(_clientModel);
         }
 #endif // ENABLE_WALLET
-        unitDisplayControl->setOptionsModel(clientModel->getOptionsModel());
+        unitDisplayControl->setOptionsModel(_clientModel->getOptionsModel());
         
-        OptionsModel* optionsModel = clientModel->getOptionsModel();
+        OptionsModel* optionsModel = _clientModel->getOptionsModel();
         if(optionsModel)
         {
             // be aware of the tray icon disable state change reported by the OptionsModel object.
@@ -1168,17 +1168,17 @@ void UnitDisplayStatusBarControl::createContextMenu()
 }
 
 /** Lets the control know about the Options Model (and its signals) */
-void UnitDisplayStatusBarControl::setOptionsModel(OptionsModel *optionsModel)
+void UnitDisplayStatusBarControl::setOptionsModel(OptionsModel *_optionsModel)
 {
-    if (optionsModel)
+    if (_optionsModel)
     {
-        this->optionsModel = optionsModel;
+        this->optionsModel = _optionsModel;
 
         // be aware of a display unit change reported by the OptionsModel object.
-        connect(optionsModel,SIGNAL(displayUnitChanged(int)),this,SLOT(updateDisplayUnit(int)));
+        connect(_optionsModel,SIGNAL(displayUnitChanged(int)),this,SLOT(updateDisplayUnit(int)));
 
         // initialize the display units label with the current value in the model.
-        updateDisplayUnit(optionsModel->getDisplayUnit());
+        updateDisplayUnit(_optionsModel->getDisplayUnit());
     }
 }
 
diff --git a/src/qt/clientmodel.cpp b/src/qt/clientmodel.cpp
index 83c78850e..62a70bacd 100644
--- a/src/qt/clientmodel.cpp
+++ b/src/qt/clientmodel.cpp
@@ -27,9 +27,9 @@ static const int64_t nClientStartupTime = GetTime();
 static int64_t nLastHeaderTipUpdateNotification = 0;
 static int64_t nLastBlockTipUpdateNotification = 0;
 
-ClientModel::ClientModel(OptionsModel *optionsModel, QObject *parent) :
+ClientModel::ClientModel(OptionsModel *_optionsModel, QObject *parent) :
     QObject(parent),
-    optionsModel(optionsModel),
+    optionsModel(_optionsModel),
     peerTableModel(0),
     banTableModel(0),
     pollTimer(0)
diff --git a/src/qt/coincontroldialog.cpp b/src/qt/coincontroldialog.cpp
index f53242100..86fd4ebd6 100644
--- a/src/qt/coincontroldialog.cpp
+++ b/src/qt/coincontroldialog.cpp
@@ -35,11 +35,11 @@ QList<CAmount> CoinControlDialog::payAmounts;
 CCoinControl* CoinControlDialog::coinControl = new CCoinControl();
 bool CoinControlDialog::fSubtractFeeFromAmount = false;
 
-CoinControlDialog::CoinControlDialog(const PlatformStyle *platformStyle, QWidget *parent) :
+CoinControlDialog::CoinControlDialog(const PlatformStyle *_platformStyle, QWidget *parent) :
     QDialog(parent),
     ui(new Ui::CoinControlDialog),
     model(0),
-    platformStyle(platformStyle)
+    platformStyle(_platformStyle)
 {
     ui->setupUi(this);
 
@@ -152,15 +152,15 @@ CoinControlDialog::~CoinControlDialog()
     delete ui;
 }
 
-void CoinControlDialog::setModel(WalletModel *model)
+void CoinControlDialog::setModel(WalletModel *_model)
 {
-    this->model = model;
+    this->model = _model;
 
-    if(model && model->getOptionsModel() && model->getAddressTableModel())
+    if(_model && _model->getOptionsModel() && _model->getAddressTableModel())
     {
         updateView();
         updateLabelLocked();
-        CoinControlDialog::updateLabels(model, this);
+        CoinControlDialog::updateLabels(_model, this);
     }
 }
 
diff --git a/src/qt/csvmodelwriter.cpp b/src/qt/csvmodelwriter.cpp
index 8a1a49bb0..f424e6cd9 100644
--- a/src/qt/csvmodelwriter.cpp
+++ b/src/qt/csvmodelwriter.cpp
@@ -8,15 +8,15 @@
 #include <QFile>
 #include <QTextStream>
 
-CSVModelWriter::CSVModelWriter(const QString &filename, QObject *parent) :
+CSVModelWriter::CSVModelWriter(const QString &_filename, QObject *parent) :
     QObject(parent),
-    filename(filename), model(0)
+    filename(_filename), model(0)
 {
 }
 
-void CSVModelWriter::setModel(const QAbstractItemModel *model)
+void CSVModelWriter::setModel(const QAbstractItemModel *_model)
 {
-    this->model = model;
+    this->model = _model;
 }
 
 void CSVModelWriter::addColumn(const QString &title, int column, int role)
diff --git a/src/qt/editaddressdialog.cpp b/src/qt/editaddressdialog.cpp
index 5f45031e9..a9ffe016f 100644
--- a/src/qt/editaddressdialog.cpp
+++ b/src/qt/editaddressdialog.cpp
@@ -11,11 +11,11 @@
 #include <QDataWidgetMapper>
 #include <QMessageBox>
 
-EditAddressDialog::EditAddressDialog(Mode mode, QWidget *parent) :
+EditAddressDialog::EditAddressDialog(Mode _mode, QWidget *parent) :
     QDialog(parent),
     ui(new Ui::EditAddressDialog),
     mapper(0),
-    mode(mode),
+    mode(_mode),
     model(0)
 {
     ui->setupUi(this);
@@ -49,13 +49,13 @@ EditAddressDialog::~EditAddressDialog()
     delete ui;
 }
 
-void EditAddressDialog::setModel(AddressTableModel *model)
+void EditAddressDialog::setModel(AddressTableModel *_model)
 {
-    this->model = model;
-    if(!model)
+    this->model = _model;
+    if(!_model)
         return;
 
-    mapper->setModel(model);
+    mapper->setModel(_model);
     mapper->addMapping(ui->labelEdit, AddressTableModel::Label);
     mapper->addMapping(ui->addressEdit, AddressTableModel::Address);
 }
@@ -137,8 +137,8 @@ QString EditAddressDialog::getAddress() const
     return address;
 }
 
-void EditAddressDialog::setAddress(const QString &address)
+void EditAddressDialog::setAddress(const QString &_address)
 {
-    this->address = address;
-    ui->addressEdit->setText(address);
+    this->address = _address;
+    ui->addressEdit->setText(_address);
 }
diff --git a/src/qt/guiutil.cpp b/src/qt/guiutil.cpp
index 444e35de8..277a9a1d1 100644
--- a/src/qt/guiutil.cpp
+++ b/src/qt/guiutil.cpp
@@ -462,9 +462,9 @@ void SubstituteFonts(const QString& language)
 #endif
 }
 
-ToolTipToRichTextFilter::ToolTipToRichTextFilter(int size_threshold, QObject *parent) :
+ToolTipToRichTextFilter::ToolTipToRichTextFilter(int _size_threshold, QObject *parent) :
     QObject(parent),
-    size_threshold(size_threshold)
+    size_threshold(_size_threshold)
 {
 
 }
diff --git a/src/qt/intro.cpp b/src/qt/intro.cpp
index 1a241ae0f..5a336b105 100644
--- a/src/qt/intro.cpp
+++ b/src/qt/intro.cpp
@@ -63,9 +63,9 @@ private:
 
 #include "intro.moc"
 
-FreespaceChecker::FreespaceChecker(Intro *intro)
+FreespaceChecker::FreespaceChecker(Intro *_intro)
 {
-    this->intro = intro;
+    this->intro = _intro;
 }
 
 void FreespaceChecker::check()
diff --git a/src/qt/networkstyle.cpp b/src/qt/networkstyle.cpp
index 5f31f4937..acbfee086 100644
--- a/src/qt/networkstyle.cpp
+++ b/src/qt/networkstyle.cpp
@@ -22,9 +22,9 @@ static const struct {
 static const unsigned network_styles_count = sizeof(network_styles)/sizeof(*network_styles);
 
 // titleAddText needs to be const char* for tr()
-NetworkStyle::NetworkStyle(const QString &appName, const int iconColorHueShift, const int iconColorSaturationReduction, const char *titleAddText):
-    appName(appName),
-    titleAddText(qApp->translate("SplashScreen", titleAddText))
+NetworkStyle::NetworkStyle(const QString &_appName, const int iconColorHueShift, const int iconColorSaturationReduction, const char *_titleAddText):
+    appName(_appName),
+    titleAddText(qApp->translate("SplashScreen", _titleAddText))
 {
     // load pixmap
     QPixmap pixmap(":/icons/bitcoin");
diff --git a/src/qt/notificator.cpp b/src/qt/notificator.cpp
index a45afde56..8277e20c9 100644
--- a/src/qt/notificator.cpp
+++ b/src/qt/notificator.cpp
@@ -33,17 +33,17 @@
 const int FREEDESKTOP_NOTIFICATION_ICON_SIZE = 128;
 #endif
 
-Notificator::Notificator(const QString &programName, QSystemTrayIcon *trayicon, QWidget *parent) :
-    QObject(parent),
-    parent(parent),
-    programName(programName),
+Notificator::Notificator(const QString &_programName, QSystemTrayIcon *_trayIcon, QWidget *_parent) :
+    QObject(_parent),
+    parent(_parent),
+    programName(_programName),
     mode(None),
-    trayIcon(trayicon)
+    trayIcon(_trayIcon)
 #ifdef USE_DBUS
     ,interface(0)
 #endif
 {
-    if(trayicon && trayicon->supportsMessages())
+    if(_trayIcon && _trayIcon->supportsMessages())
     {
         mode = QSystemTray;
     }
diff --git a/src/qt/optionsdialog.cpp b/src/qt/optionsdialog.cpp
index f73bb8706..588059d0c 100644
--- a/src/qt/optionsdialog.cpp
+++ b/src/qt/optionsdialog.cpp
@@ -135,22 +135,22 @@ OptionsDialog::~OptionsDialog()
     delete ui;
 }
 
-void OptionsDialog::setModel(OptionsModel *model)
+void OptionsDialog::setModel(OptionsModel *_model)
 {
-    this->model = model;
+    this->model = _model;
 
-    if(model)
+    if(_model)
     {
         /* check if client restart is needed and show persistent message */
-        if (model->isRestartRequired())
+        if (_model->isRestartRequired())
             showRestartWarning(true);
 
-        QString strLabel = model->getOverriddenByCommandLine();
+        QString strLabel = _model->getOverriddenByCommandLine();
         if (strLabel.isEmpty())
             strLabel = tr("none");
         ui->overriddenByCommandLineLabel->setText(strLabel);
 
-        mapper->setModel(model);
+        mapper->setModel(_model);
         setMapper();
         mapper->toFirst();
 
diff --git a/src/qt/overviewpage.cpp b/src/qt/overviewpage.cpp
index 6a0404cbf..788d917bc 100644
--- a/src/qt/overviewpage.cpp
+++ b/src/qt/overviewpage.cpp
@@ -25,9 +25,9 @@ class TxViewDelegate : public QAbstractItemDelegate
 {
     Q_OBJECT
 public:
-    TxViewDelegate(const PlatformStyle *platformStyle):
+    TxViewDelegate(const PlatformStyle *_platformStyle):
         QAbstractItemDelegate(), unit(BitcoinUnits::BTC),
-        platformStyle(platformStyle)
+        platformStyle(_platformStyle)
     {
 
     }
diff --git a/src/qt/paymentserver.cpp b/src/qt/paymentserver.cpp
index c80aebb00..9f23e77a1 100644
--- a/src/qt/paymentserver.cpp
+++ b/src/qt/paymentserver.cpp
@@ -749,9 +749,9 @@ void PaymentServer::reportSslErrors(QNetworkReply* reply, const QList<QSslError>
     Q_EMIT message(tr("Network request error"), errString, CClientUIInterface::MSG_ERROR);
 }
 
-void PaymentServer::setOptionsModel(OptionsModel *optionsModel)
+void PaymentServer::setOptionsModel(OptionsModel *_optionsModel)
 {
-    this->optionsModel = optionsModel;
+    this->optionsModel = _optionsModel;
 }
 
 void PaymentServer::handlePaymentACK(const QString& paymentACKMsg)
diff --git a/src/qt/platformstyle.cpp b/src/qt/platformstyle.cpp
index 11cbc7a47..e4438cc43 100644
--- a/src/qt/platformstyle.cpp
+++ b/src/qt/platformstyle.cpp
@@ -73,11 +73,11 @@ QIcon ColorizeIcon(const QString& filename, const QColor& colorbase)
 }
 
 
-PlatformStyle::PlatformStyle(const QString &name, bool imagesOnButtons, bool colorizeIcons, bool useExtraSpacing):
-    name(name),
-    imagesOnButtons(imagesOnButtons),
-    colorizeIcons(colorizeIcons),
-    useExtraSpacing(useExtraSpacing),
+PlatformStyle::PlatformStyle(const QString &_name, bool _imagesOnButtons, bool _colorizeIcons, bool _useExtraSpacing):
+    name(_name),
+    imagesOnButtons(_imagesOnButtons),
+    colorizeIcons(_colorizeIcons),
+    useExtraSpacing(_useExtraSpacing),
     singleColor(0,0,0),
     textColor(0,0,0)
 {
diff --git a/src/qt/qvalidatedlineedit.cpp b/src/qt/qvalidatedlineedit.cpp
index baa2eb67f..492b96ff0 100644
--- a/src/qt/qvalidatedlineedit.cpp
+++ b/src/qt/qvalidatedlineedit.cpp
@@ -15,14 +15,14 @@ QValidatedLineEdit::QValidatedLineEdit(QWidget *parent) :
     connect(this, SIGNAL(textChanged(QString)), this, SLOT(markValid()));
 }
 
-void QValidatedLineEdit::setValid(bool valid)
+void QValidatedLineEdit::setValid(bool _valid)
 {
-    if(valid == this->valid)
+    if(_valid == this->valid)
     {
         return;
     }
 
-    if(valid)
+    if(_valid)
     {
         setStyleSheet("");
     }
@@ -30,7 +30,7 @@ void QValidatedLineEdit::setValid(bool valid)
     {
         setStyleSheet(STYLE_INVALID);
     }
-    this->valid = valid;
+    this->valid = _valid;
 }
 
 void QValidatedLineEdit::focusInEvent(QFocusEvent *evt)
diff --git a/src/qt/qvaluecombobox.cpp b/src/qt/qvaluecombobox.cpp
index 146f3dd57..2f2478783 100644
--- a/src/qt/qvaluecombobox.cpp
+++ b/src/qt/qvaluecombobox.cpp
@@ -20,9 +20,9 @@ void QValueComboBox::setValue(const QVariant &value)
     setCurrentIndex(findData(value, role));
 }
 
-void QValueComboBox::setRole(int role)
+void QValueComboBox::setRole(int _role)
 {
-    this->role = role;
+    this->role = _role;
 }
 
 void QValueComboBox::handleSelectionChanged(int idx)
diff --git a/src/qt/receivecoinsdialog.cpp b/src/qt/receivecoinsdialog.cpp
index 0b355837a..5c6dc97b2 100644
--- a/src/qt/receivecoinsdialog.cpp
+++ b/src/qt/receivecoinsdialog.cpp
@@ -22,24 +22,24 @@
 #include <QScrollBar>
 #include <QTextDocument>
 
-ReceiveCoinsDialog::ReceiveCoinsDialog(const PlatformStyle *platformStyle, QWidget *parent) :
+ReceiveCoinsDialog::ReceiveCoinsDialog(const PlatformStyle *_platformStyle, QWidget *parent) :
     QDialog(parent),
     ui(new Ui::ReceiveCoinsDialog),
     model(0),
-    platformStyle(platformStyle)
+    platformStyle(_platformStyle)
 {
     ui->setupUi(this);
 
-    if (!platformStyle->getImagesOnButtons()) {
+    if (!_platformStyle->getImagesOnButtons()) {
         ui->clearButton->setIcon(QIcon());
         ui->receiveButton->setIcon(QIcon());
         ui->showRequestButton->setIcon(QIcon());
         ui->removeRequestButton->setIcon(QIcon());
     } else {
-        ui->clearButton->setIcon(platformStyle->SingleColorIcon(":/icons/remove"));
-        ui->receiveButton->setIcon(platformStyle->SingleColorIcon(":/icons/receiving_addresses"));
-        ui->showRequestButton->setIcon(platformStyle->SingleColorIcon(":/icons/edit"));
-        ui->removeRequestButton->setIcon(platformStyle->SingleColorIcon(":/icons/remove"));
+        ui->clearButton->setIcon(_platformStyle->SingleColorIcon(":/icons/remove"));
+        ui->receiveButton->setIcon(_platformStyle->SingleColorIcon(":/icons/receiving_addresses"));
+        ui->showRequestButton->setIcon(_platformStyle->SingleColorIcon(":/icons/edit"));
+        ui->removeRequestButton->setIcon(_platformStyle->SingleColorIcon(":/icons/remove"));
     }
 
     // context menu actions
@@ -62,21 +62,21 @@ ReceiveCoinsDialog::ReceiveCoinsDialog(const PlatformStyle *platformStyle, QWidg
     connect(ui->clearButton, SIGNAL(clicked()), this, SLOT(clear()));
 }
 
-void ReceiveCoinsDialog::setModel(WalletModel *model)
+void ReceiveCoinsDialog::setModel(WalletModel *_model)
 {
-    this->model = model;
+    this->model = _model;
 
-    if(model && model->getOptionsModel())
+    if(_model && _model->getOptionsModel())
     {
-        model->getRecentRequestsTableModel()->sort(RecentRequestsTableModel::Date, Qt::DescendingOrder);
-        connect(model->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(updateDisplayUnit()));
+        _model->getRecentRequestsTableModel()->sort(RecentRequestsTableModel::Date, Qt::DescendingOrder);
+        connect(_model->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(updateDisplayUnit()));
         updateDisplayUnit();
 
         QTableView* tableView = ui->recentRequestsView;
 
         tableView->verticalHeader()->hide();
         tableView->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
-        tableView->setModel(model->getRecentRequestsTableModel());
+        tableView->setModel(_model->getRecentRequestsTableModel());
         tableView->setAlternatingRowColors(true);
         tableView->setSelectionBehavior(QAbstractItemView::SelectRows);
         tableView->setSelectionMode(QAbstractItemView::ContiguousSelection);
diff --git a/src/qt/receiverequestdialog.cpp b/src/qt/receiverequestdialog.cpp
index b13ea3df7..998c9176d 100644
--- a/src/qt/receiverequestdialog.cpp
+++ b/src/qt/receiverequestdialog.cpp
@@ -109,20 +109,20 @@ ReceiveRequestDialog::~ReceiveRequestDialog()
     delete ui;
 }
 
-void ReceiveRequestDialog::setModel(OptionsModel *model)
+void ReceiveRequestDialog::setModel(OptionsModel *_model)
 {
-    this->model = model;
+    this->model = _model;
 
-    if (model)
-        connect(model, SIGNAL(displayUnitChanged(int)), this, SLOT(update()));
+    if (_model)
+        connect(_model, SIGNAL(displayUnitChanged(int)), this, SLOT(update()));
 
     // update the display unit if necessary
     update();
 }
 
-void ReceiveRequestDialog::setInfo(const SendCoinsRecipient &info)
+void ReceiveRequestDialog::setInfo(const SendCoinsRecipient &_info)
 {
-    this->info = info;
+    this->info = _info;
     update();
 }
 
diff --git a/src/qt/rpcconsole.cpp b/src/qt/rpcconsole.cpp
index a316b951c..ace9f1cea 100644
--- a/src/qt/rpcconsole.cpp
+++ b/src/qt/rpcconsole.cpp
@@ -83,8 +83,8 @@ class QtRPCTimerBase: public QObject, public RPCTimerBase
 {
     Q_OBJECT
 public:
-    QtRPCTimerBase(boost::function<void(void)>& func, int64_t millis):
-        func(func)
+    QtRPCTimerBase(boost::function<void(void)>& _func, int64_t millis):
+        func(_func)
     {
         timer.setSingleShot(true);
         connect(&timer, SIGNAL(timeout()), this, SLOT(timeout()));
@@ -335,13 +335,13 @@ void RPCExecutor::request(const QString &command)
     }
 }
 
-RPCConsole::RPCConsole(const PlatformStyle *platformStyle, QWidget *parent) :
+RPCConsole::RPCConsole(const PlatformStyle *_platformStyle, QWidget *parent) :
     QWidget(parent),
     ui(new Ui::RPCConsole),
     clientModel(0),
     historyPtr(0),
     cachedNodeid(-1),
-    platformStyle(platformStyle),
+    platformStyle(_platformStyle),
     peersTableContextMenu(0),
     banTableContextMenu(0),
     consoleFontSize(0)
diff --git a/src/qt/sendcoinsdialog.cpp b/src/qt/sendcoinsdialog.cpp
index 8433818a6..4b2ba7d62 100644
--- a/src/qt/sendcoinsdialog.cpp
+++ b/src/qt/sendcoinsdialog.cpp
@@ -30,25 +30,25 @@
 
 #define SEND_CONFIRM_DELAY   3
 
-SendCoinsDialog::SendCoinsDialog(const PlatformStyle *platformStyle, QWidget *parent) :
+SendCoinsDialog::SendCoinsDialog(const PlatformStyle *_platformStyle, QWidget *parent) :
     QDialog(parent),
     ui(new Ui::SendCoinsDialog),
     clientModel(0),
     model(0),
     fNewRecipientAllowed(true),
     fFeeMinimized(true),
-    platformStyle(platformStyle)
+    platformStyle(_platformStyle)
 {
     ui->setupUi(this);
 
-    if (!platformStyle->getImagesOnButtons()) {
+    if (!_platformStyle->getImagesOnButtons()) {
         ui->addButton->setIcon(QIcon());
         ui->clearButton->setIcon(QIcon());
         ui->sendButton->setIcon(QIcon());
     } else {
-        ui->addButton->setIcon(platformStyle->SingleColorIcon(":/icons/add"));
-        ui->clearButton->setIcon(platformStyle->SingleColorIcon(":/icons/remove"));
-        ui->sendButton->setIcon(platformStyle->SingleColorIcon(":/icons/send"));
+        ui->addButton->setIcon(_platformStyle->SingleColorIcon(":/icons/add"));
+        ui->clearButton->setIcon(_platformStyle->SingleColorIcon(":/icons/remove"));
+        ui->sendButton->setIcon(_platformStyle->SingleColorIcon(":/icons/send"));
     }
 
     GUIUtil::setupAddressWidget(ui->lineEditCoinControlChange, this);
@@ -116,40 +116,40 @@ SendCoinsDialog::SendCoinsDialog(const PlatformStyle *platformStyle, QWidget *pa
     minimizeFeeSection(settings.value("fFeeSectionMinimized").toBool());
 }
 
-void SendCoinsDialog::setClientModel(ClientModel *clientModel)
+void SendCoinsDialog::setClientModel(ClientModel *_clientModel)
 {
-    this->clientModel = clientModel;
+    this->clientModel = _clientModel;
 
-    if (clientModel) {
-        connect(clientModel, SIGNAL(numBlocksChanged(int,QDateTime,double,bool)), this, SLOT(updateSmartFeeLabel()));
+    if (_clientModel) {
+        connect(_clientModel, SIGNAL(numBlocksChanged(int,QDateTime,double,bool)), this, SLOT(updateSmartFeeLabel()));
     }
 }
 
-void SendCoinsDialog::setModel(WalletModel *model)
+void SendCoinsDialog::setModel(WalletModel *_model)
 {
-    this->model = model;
+    this->model = _model;
 
-    if(model && model->getOptionsModel())
+    if(_model && _model->getOptionsModel())
     {
         for(int i = 0; i < ui->entries->count(); ++i)
         {
             SendCoinsEntry *entry = qobject_cast<SendCoinsEntry*>(ui->entries->itemAt(i)->widget());
             if(entry)
             {
-                entry->setModel(model);
+                entry->setModel(_model);
             }
         }
 
-        setBalance(model->getBalance(), model->getUnconfirmedBalance(), model->getImmatureBalance(),
-                   model->getWatchBalance(), model->getWatchUnconfirmedBalance(), model->getWatchImmatureBalance());
-        connect(model, SIGNAL(balanceChanged(CAmount,CAmount,CAmount,CAmount,CAmount,CAmount)), this, SLOT(setBalance(CAmount,CAmount,CAmount,CAmount,CAmount,CAmount)));
-        connect(model->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(updateDisplayUnit()));
+        setBalance(_model->getBalance(), _model->getUnconfirmedBalance(), _model->getImmatureBalance(),
+                   _model->getWatchBalance(), _model->getWatchUnconfirmedBalance(), _model->getWatchImmatureBalance());
+        connect(_model, SIGNAL(balanceChanged(CAmount,CAmount,CAmount,CAmount,CAmount,CAmount)), this, SLOT(setBalance(CAmount,CAmount,CAmount,CAmount,CAmount,CAmount)));
+        connect(_model->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(updateDisplayUnit()));
         updateDisplayUnit();
 
         // Coin Control
-        connect(model->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(coinControlUpdateLabels()));
-        connect(model->getOptionsModel(), SIGNAL(coinControlFeaturesChanged(bool)), this, SLOT(coinControlFeatureChanged(bool)));
-        ui->frameCoinControl->setVisible(model->getOptionsModel()->getCoinControlFeatures());
+        connect(_model->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(coinControlUpdateLabels()));
+        connect(_model->getOptionsModel(), SIGNAL(coinControlFeaturesChanged(bool)), this, SLOT(coinControlFeatureChanged(bool)));
+        ui->frameCoinControl->setVisible(_model->getOptionsModel()->getCoinControlFeatures());
         coinControlUpdateLabels();
 
         // fee section
@@ -826,9 +826,9 @@ void SendCoinsDialog::coinControlUpdateLabels()
     }
 }
 
-SendConfirmationDialog::SendConfirmationDialog(const QString &title, const QString &text, int secDelay,
+SendConfirmationDialog::SendConfirmationDialog(const QString &title, const QString &text, int _secDelay,
     QWidget *parent) :
-    QMessageBox(QMessageBox::Question, title, text, QMessageBox::Yes | QMessageBox::Cancel, parent), secDelay(secDelay)
+    QMessageBox(QMessageBox::Question, title, text, QMessageBox::Yes | QMessageBox::Cancel, parent), secDelay(_secDelay)
 {
     setDefaultButton(QMessageBox::Cancel);
     yesButton = button(QMessageBox::Yes);
diff --git a/src/qt/sendcoinsentry.cpp b/src/qt/sendcoinsentry.cpp
index d063f2c89..7eb1eb7e3 100644
--- a/src/qt/sendcoinsentry.cpp
+++ b/src/qt/sendcoinsentry.cpp
@@ -15,11 +15,11 @@
 #include <QApplication>
 #include <QClipboard>
 
-SendCoinsEntry::SendCoinsEntry(const PlatformStyle *platformStyle, QWidget *parent) :
+SendCoinsEntry::SendCoinsEntry(const PlatformStyle *_platformStyle, QWidget *parent) :
     QStackedWidget(parent),
     ui(new Ui::SendCoinsEntry),
     model(0),
-    platformStyle(platformStyle)
+    platformStyle(_platformStyle)
 {
     ui->setupUi(this);
 
@@ -79,12 +79,12 @@ void SendCoinsEntry::on_payTo_textChanged(const QString &address)
     updateLabel(address);
 }
 
-void SendCoinsEntry::setModel(WalletModel *model)
+void SendCoinsEntry::setModel(WalletModel *_model)
 {
-    this->model = model;
+    this->model = _model;
 
-    if (model && model->getOptionsModel())
-        connect(model->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(updateDisplayUnit()));
+    if (_model && _model->getOptionsModel())
+        connect(_model->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(updateDisplayUnit()));
 
     clear();
 }
diff --git a/src/qt/signverifymessagedialog.cpp b/src/qt/signverifymessagedialog.cpp
index 8e2e8a509..4061909b7 100644
--- a/src/qt/signverifymessagedialog.cpp
+++ b/src/qt/signverifymessagedialog.cpp
@@ -20,11 +20,11 @@
 
 #include <QClipboard>
 
-SignVerifyMessageDialog::SignVerifyMessageDialog(const PlatformStyle *platformStyle, QWidget *parent) :
+SignVerifyMessageDialog::SignVerifyMessageDialog(const PlatformStyle *_platformStyle, QWidget *parent) :
     QDialog(parent),
     ui(new Ui::SignVerifyMessageDialog),
     model(0),
-    platformStyle(platformStyle)
+    platformStyle(_platformStyle)
 {
     ui->setupUi(this);
 
@@ -60,9 +60,9 @@ SignVerifyMessageDialog::~SignVerifyMessageDialog()
     delete ui;
 }
 
-void SignVerifyMessageDialog::setModel(WalletModel *model)
+void SignVerifyMessageDialog::setModel(WalletModel *_model)
 {
-    this->model = model;
+    this->model = _model;
 }
 
 void SignVerifyMessageDialog::setAddress_SM(const QString &address)
diff --git a/src/qt/transactionfilterproxy.cpp b/src/qt/transactionfilterproxy.cpp
index 9dcb72f55..e21b89b93 100644
--- a/src/qt/transactionfilterproxy.cpp
+++ b/src/qt/transactionfilterproxy.cpp
@@ -66,9 +66,9 @@ void TransactionFilterProxy::setDateRange(const QDateTime &from, const QDateTime
     invalidateFilter();
 }
 
-void TransactionFilterProxy::setAddressPrefix(const QString &addrPrefix)
+void TransactionFilterProxy::setAddressPrefix(const QString &_addrPrefix)
 {
-    this->addrPrefix = addrPrefix;
+    this->addrPrefix = _addrPrefix;
     invalidateFilter();
 }
 
@@ -95,9 +95,9 @@ void TransactionFilterProxy::setLimit(int limit)
     this->limitRows = limit;
 }
 
-void TransactionFilterProxy::setShowInactive(bool showInactive)
+void TransactionFilterProxy::setShowInactive(bool _showInactive)
 {
-    this->showInactive = showInactive;
+    this->showInactive = _showInactive;
     invalidateFilter();
 }
 
diff --git a/src/qt/transactionrecord.h b/src/qt/transactionrecord.h
index 8c754c3aa..8eff302af 100644
--- a/src/qt/transactionrecord.h
+++ b/src/qt/transactionrecord.h
@@ -88,16 +88,16 @@ public:
     {
     }
 
-    TransactionRecord(uint256 hash, qint64 time):
-            hash(hash), time(time), type(Other), address(""), debit(0),
+    TransactionRecord(uint256 _hash, qint64 _time):
+            hash(_hash), time(_time), type(Other), address(""), debit(0),
             credit(0), idx(0)
     {
     }
 
-    TransactionRecord(uint256 hash, qint64 time,
-                Type type, const std::string &address,
-                const CAmount& debit, const CAmount& credit):
-            hash(hash), time(time), type(type), address(address), debit(debit), credit(credit),
+    TransactionRecord(uint256 _hash, qint64 _time,
+                Type _type, const std::string &_address,
+                const CAmount& _debit, const CAmount& _credit):
+            hash(_hash), time(_time), type(_type), address(_address), debit(_debit), credit(_credit),
             idx(0)
     {
     }
diff --git a/src/qt/transactiontablemodel.cpp b/src/qt/transactiontablemodel.cpp
index b29ecf834..52261ff04 100644
--- a/src/qt/transactiontablemodel.cpp
+++ b/src/qt/transactiontablemodel.cpp
@@ -59,9 +59,9 @@ struct TxLessThan
 class TransactionTablePriv
 {
 public:
-    TransactionTablePriv(CWallet *wallet, TransactionTableModel *parent) :
-        wallet(wallet),
-        parent(parent)
+    TransactionTablePriv(CWallet *_wallet, TransactionTableModel *_parent) :
+        wallet(_wallet),
+        parent(_parent)
     {
     }
 
@@ -235,13 +235,13 @@ public:
     }
 };
 
-TransactionTableModel::TransactionTableModel(const PlatformStyle *platformStyle, CWallet* wallet, WalletModel *parent):
+TransactionTableModel::TransactionTableModel(const PlatformStyle *_platformStyle, CWallet* _wallet, WalletModel *parent):
         QAbstractTableModel(parent),
-        wallet(wallet),
+        wallet(_wallet),
         walletModel(parent),
-        priv(new TransactionTablePriv(wallet, this)),
+        priv(new TransactionTablePriv(_wallet, this)),
         fProcessingQueuedTransactions(false),
-        platformStyle(platformStyle)
+        platformStyle(_platformStyle)
 {
     columns << QString() << QString() << tr("Date") << tr("Type") << tr("Label") << BitcoinUnits::getAmountColumnTitle(walletModel->getOptionsModel()->getDisplayUnit());
     priv->refreshWallet();
@@ -714,8 +714,8 @@ struct TransactionNotification
 {
 public:
     TransactionNotification() {}
-    TransactionNotification(uint256 hash, ChangeType status, bool showTransaction):
-        hash(hash), status(status), showTransaction(showTransaction) {}
+    TransactionNotification(uint256 _hash, ChangeType _status, bool _showTransaction):
+        hash(_hash), status(_status), showTransaction(_showTransaction) {}
 
     void invoke(QObject *ttm)
     {
diff --git a/src/qt/transactionview.cpp b/src/qt/transactionview.cpp
index 48cf94050..856b16d2c 100644
--- a/src/qt/transactionview.cpp
+++ b/src/qt/transactionview.cpp
@@ -184,13 +184,13 @@ TransactionView::TransactionView(const PlatformStyle *platformStyle, QWidget *pa
     connect(showDetailsAction, SIGNAL(triggered()), this, SLOT(showDetails()));
 }
 
-void TransactionView::setModel(WalletModel *model)
+void TransactionView::setModel(WalletModel *_model)
 {
-    this->model = model;
-    if(model)
+    this->model = _model;
+    if(_model)
     {
         transactionProxyModel = new TransactionFilterProxy(this);
-        transactionProxyModel->setSourceModel(model->getTransactionTableModel());
+        transactionProxyModel->setSourceModel(_model->getTransactionTableModel());
         transactionProxyModel->setDynamicSortFilter(true);
         transactionProxyModel->setSortCaseSensitivity(Qt::CaseInsensitive);
         transactionProxyModel->setFilterCaseSensitivity(Qt::CaseInsensitive);
@@ -214,10 +214,10 @@ void TransactionView::setModel(WalletModel *model)
 
         columnResizingFixer = new GUIUtil::TableViewLastColumnResizingFixer(transactionView, AMOUNT_MINIMUM_COLUMN_WIDTH, MINIMUM_COLUMN_WIDTH);
 
-        if (model->getOptionsModel())
+        if (_model->getOptionsModel())
         {
             // Add third party transaction URLs to context menu
-            QStringList listUrls = model->getOptionsModel()->getThirdPartyTxUrls().split("|", QString::SkipEmptyParts);
+            QStringList listUrls = _model->getOptionsModel()->getThirdPartyTxUrls().split("|", QString::SkipEmptyParts);
             for (int i = 0; i < listUrls.size(); ++i)
             {
                 QString host = QUrl(listUrls[i].trimmed(), QUrl::StrictMode).host();
@@ -234,10 +234,10 @@ void TransactionView::setModel(WalletModel *model)
         }
 
         // show/hide column Watch-only
-        updateWatchOnlyColumn(model->haveWatchOnly());
+        updateWatchOnlyColumn(_model->haveWatchOnly());
 
         // Watch-only signal
-        connect(model, SIGNAL(notifyWatchonlyChanged(bool)), this, SLOT(updateWatchOnlyColumn(bool)));
+        connect(_model, SIGNAL(notifyWatchonlyChanged(bool)), this, SLOT(updateWatchOnlyColumn(bool)));
     }
 }
 
diff --git a/src/qt/walletframe.cpp b/src/qt/walletframe.cpp
index e4ca5e183..640be4d7a 100644
--- a/src/qt/walletframe.cpp
+++ b/src/qt/walletframe.cpp
@@ -12,10 +12,10 @@
 #include <QHBoxLayout>
 #include <QLabel>
 
-WalletFrame::WalletFrame(const PlatformStyle *platformStyle, BitcoinGUI *_gui) :
+WalletFrame::WalletFrame(const PlatformStyle *_platformStyle, BitcoinGUI *_gui) :
     QFrame(_gui),
     gui(_gui),
-    platformStyle(platformStyle)
+    platformStyle(_platformStyle)
 {
     // Leave HBox hook for adding a list view later
     QHBoxLayout *walletFrameLayout = new QHBoxLayout(this);
@@ -33,9 +33,9 @@ WalletFrame::~WalletFrame()
 {
 }
 
-void WalletFrame::setClientModel(ClientModel *clientModel)
+void WalletFrame::setClientModel(ClientModel *_clientModel)
 {
-    this->clientModel = clientModel;
+    this->clientModel = _clientModel;
 }
 
 bool WalletFrame::addWallet(const QString& name, WalletModel *walletModel)
diff --git a/src/qt/walletmodel.cpp b/src/qt/walletmodel.cpp
index ad3ba996f..c8a2cb37e 100644
--- a/src/qt/walletmodel.cpp
+++ b/src/qt/walletmodel.cpp
@@ -27,8 +27,8 @@
 
 #include <boost/foreach.hpp>
 
-WalletModel::WalletModel(const PlatformStyle *platformStyle, CWallet *wallet, OptionsModel *optionsModel, QObject *parent) :
-    QObject(parent), wallet(wallet), optionsModel(optionsModel), addressTableModel(0),
+WalletModel::WalletModel(const PlatformStyle *platformStyle, CWallet *_wallet, OptionsModel *_optionsModel, QObject *parent) :
+    QObject(parent), wallet(_wallet), optionsModel(_optionsModel), addressTableModel(0),
     transactionTableModel(0),
     recentRequestsTableModel(0),
     cachedBalance(0), cachedUnconfirmedBalance(0), cachedImmatureBalance(0),
@@ -531,10 +531,10 @@ WalletModel::UnlockContext WalletModel::requestUnlock()
     return UnlockContext(this, valid, was_locked);
 }
 
-WalletModel::UnlockContext::UnlockContext(WalletModel *wallet, bool valid, bool relock):
-        wallet(wallet),
-        valid(valid),
-        relock(relock)
+WalletModel::UnlockContext::UnlockContext(WalletModel *_wallet, bool _valid, bool _relock):
+        wallet(_wallet),
+        valid(_valid),
+        relock(_relock)
 {
 }
 
diff --git a/src/qt/walletmodel.h b/src/qt/walletmodel.h
index 445621551..e233fa690 100644
--- a/src/qt/walletmodel.h
+++ b/src/qt/walletmodel.h
@@ -38,8 +38,8 @@ class SendCoinsRecipient
 {
 public:
     explicit SendCoinsRecipient() : amount(0), fSubtractFeeFromAmount(false), nVersion(SendCoinsRecipient::CURRENT_VERSION) { }
-    explicit SendCoinsRecipient(const QString &addr, const QString &label, const CAmount& amount, const QString &message):
-        address(addr), label(label), amount(amount), message(message), fSubtractFeeFromAmount(false), nVersion(SendCoinsRecipient::CURRENT_VERSION) {}
+    explicit SendCoinsRecipient(const QString &addr, const QString &_label, const CAmount& _amount, const QString &_message):
+        address(addr), label(_label), amount(_amount), message(_message), fSubtractFeeFromAmount(false), nVersion(SendCoinsRecipient::CURRENT_VERSION) {}
 
     // If from an unauthenticated payment request, this is used for storing
     // the addresses, e.g. address-A<br />address-B<br />address-C.
@@ -145,8 +145,8 @@ public:
     // Return status record for SendCoins, contains error id + information
     struct SendCoinsReturn
     {
-        SendCoinsReturn(StatusCode status = OK):
-            status(status) {}
+        SendCoinsReturn(StatusCode _status = OK):
+            status(_status) {}
         StatusCode status;
     };
 
diff --git a/src/qt/walletmodeltransaction.cpp b/src/qt/walletmodeltransaction.cpp
index ffadf89cc..fdec6a1c8 100644
--- a/src/qt/walletmodeltransaction.cpp
+++ b/src/qt/walletmodeltransaction.cpp
@@ -7,8 +7,8 @@
 #include "policy/policy.h"
 #include "wallet/wallet.h"
 
-WalletModelTransaction::WalletModelTransaction(const QList<SendCoinsRecipient> &recipients) :
-    recipients(recipients),
+WalletModelTransaction::WalletModelTransaction(const QList<SendCoinsRecipient> &_recipients) :
+    recipients(_recipients),
     walletTransaction(0),
     keyChange(0),
     fee(0)
diff --git a/src/qt/walletview.cpp b/src/qt/walletview.cpp
index 495ebfd83..2b61ca1c6 100644
--- a/src/qt/walletview.cpp
+++ b/src/qt/walletview.cpp
@@ -29,11 +29,11 @@
 #include <QPushButton>
 #include <QVBoxLayout>
 
-WalletView::WalletView(const PlatformStyle *platformStyle, QWidget *parent):
+WalletView::WalletView(const PlatformStyle *_platformStyle, QWidget *parent):
     QStackedWidget(parent),
     clientModel(0),
     walletModel(0),
-    platformStyle(platformStyle)
+    platformStyle(_platformStyle)
 {
     // Create tabs
     overviewPage = new OverviewPage(platformStyle);
@@ -104,47 +104,47 @@ void WalletView::setBitcoinGUI(BitcoinGUI *gui)
     }
 }
 
-void WalletView::setClientModel(ClientModel *clientModel)
+void WalletView::setClientModel(ClientModel *_clientModel)
 {
-    this->clientModel = clientModel;
+    this->clientModel = _clientModel;
 
-    overviewPage->setClientModel(clientModel);
-    sendCoinsPage->setClientModel(clientModel);
+    overviewPage->setClientModel(_clientModel);
+    sendCoinsPage->setClientModel(_clientModel);
 }
 
-void WalletView::setWalletModel(WalletModel *walletModel)
+void WalletView::setWalletModel(WalletModel *_walletModel)
 {
-    this->walletModel = walletModel;
+    this->walletModel = _walletModel;
 
     // Put transaction list in tabs
-    transactionView->setModel(walletModel);
-    overviewPage->setWalletModel(walletModel);
-    receiveCoinsPage->setModel(walletModel);
-    sendCoinsPage->setModel(walletModel);
-    usedReceivingAddressesPage->setModel(walletModel->getAddressTableModel());
-    usedSendingAddressesPage->setModel(walletModel->getAddressTableModel());
-
-    if (walletModel)
+    transactionView->setModel(_walletModel);
+    overviewPage->setWalletModel(_walletModel);
+    receiveCoinsPage->setModel(_walletModel);
+    sendCoinsPage->setModel(_walletModel);
+    usedReceivingAddressesPage->setModel(_walletModel->getAddressTableModel());
+    usedSendingAddressesPage->setModel(_walletModel->getAddressTableModel());
+
+    if (_walletModel)
     {
         // Receive and pass through messages from wallet model
-        connect(walletModel, SIGNAL(message(QString,QString,unsigned int)), this, SIGNAL(message(QString,QString,unsigned int)));
+        connect(_walletModel, SIGNAL(message(QString,QString,unsigned int)), this, SIGNAL(message(QString,QString,unsigned int)));
 
         // Handle changes in encryption status
-        connect(walletModel, SIGNAL(encryptionStatusChanged(int)), this, SIGNAL(encryptionStatusChanged(int)));
+        connect(_walletModel, SIGNAL(encryptionStatusChanged(int)), this, SIGNAL(encryptionStatusChanged(int)));
         updateEncryptionStatus();
 
         // update HD status
-        Q_EMIT hdEnabledStatusChanged(walletModel->hdEnabled());
+        Q_EMIT hdEnabledStatusChanged(_walletModel->hdEnabled());
 
         // Balloon pop-up for new transaction
-        connect(walletModel->getTransactionTableModel(), SIGNAL(rowsInserted(QModelIndex,int,int)),
+        connect(_walletModel->getTransactionTableModel(), SIGNAL(rowsInserted(QModelIndex,int,int)),
                 this, SLOT(processNewTransaction(QModelIndex,int,int)));
 
         // Ask for passphrase if needed
-        connect(walletModel, SIGNAL(requireUnlock()), this, SLOT(unlockWallet()));
+        connect(_walletModel, SIGNAL(requireUnlock()), this, SLOT(unlockWallet()));
 
         // Show progress dialog
-        connect(walletModel, SIGNAL(showProgress(QString,int)), this, SLOT(showProgress(QString,int)));
+        connect(_walletModel, SIGNAL(showProgress(QString,int)), this, SLOT(showProgress(QString,int)));
     }
 }