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diff --git a/src/qt/walletstack.h b/src/qt/walletstack.h
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+/*
+ * Qt4 bitcoin GUI.
+ *
+ * W.J. van der Laan 2011-2012
+ * The Bitcoin Developers 2011-2013
+ */
+#ifndef WALLETSTACK_H
+#define WALLETSTACK_H
+
+#include <QStackedWidget>
+#include <QMap>
+#include <boost/shared_ptr.hpp>
+
+class BitcoinGUI;
+class TransactionTableModel;
+class ClientModel;
+class WalletModel;
+class WalletView;
+class TransactionView;
+class OverviewPage;
+class AddressBookPage;
+class SendCoinsDialog;
+class SignVerifyMessageDialog;
+class Notificator;
+class RPCConsole;
+
+class CWalletManager;
+
+QT_BEGIN_NAMESPACE
+class QLabel;
+class QModelIndex;
+QT_END_NAMESPACE
+
+/*
+  WalletStack class. This class is a container for WalletView instances. It takes the place of centralWidget.
+  It was added to support multiple wallet functionality. It communicates with both the client and the
+  wallet models to give the user an up-to-date view of the current core state. It manages all the wallet views
+  it contains and updates them accordingly.
+ */
+class WalletStack : public QStackedWidget
+{
+    Q_OBJECT
+public:
+    explicit WalletStack(QWidget *parent = 0);
+    ~WalletStack();
+
+    void setBitcoinGUI(BitcoinGUI *gui) { this->gui = gui; }
+    
+    void setClientModel(ClientModel *clientModel) { this->clientModel = clientModel; }
+    
+    bool addWallet(const QString& name, WalletModel *walletModel);
+    bool removeWallet(const QString& name);
+    
+    void removeAllWallets();
+
+    bool handleURI(const QString &uri);
+    
+    void showOutOfSyncWarning(bool fShow);
+
+private:
+    BitcoinGUI *gui;
+    ClientModel *clientModel;
+    QMap<QString, WalletView*> mapWalletViews;
+
+    bool bOutOfSync;
+
+public slots:
+    void setCurrentWallet(const QString& name);
+
+    /** Switch to overview (home) page */
+    void gotoOverviewPage();
+    /** Switch to history (transactions) page */
+    void gotoHistoryPage();
+    /** Switch to address book page */
+    void gotoAddressBookPage();
+    /** Switch to receive coins page */
+    void gotoReceiveCoinsPage();
+    /** Switch to send coins page */
+    void gotoSendCoinsPage();
+
+    /** Show Sign/Verify Message dialog and switch to sign message tab */
+    void gotoSignMessageTab(QString addr = "");
+    /** Show Sign/Verify Message dialog and switch to verify message tab */
+    void gotoVerifyMessageTab(QString addr = "");
+
+    /** Encrypt the wallet */
+    void encryptWallet(bool status);
+    /** Backup the wallet */
+    void backupWallet();
+    /** Change encrypted wallet passphrase */
+    void changePassphrase();
+    /** Ask for passphrase to unlock wallet temporarily */
+    void unlockWallet();
+
+    /** Set the encryption status as shown in the UI.
+     @param[in] status            current encryption status
+     @see WalletModel::EncryptionStatus
+     */
+    void setEncryptionStatus();
+};
+
+#endif // WALLETSTACK_H