integrating cpp wallet mockups with QML

WalletManager.h

@@ -3,15 +3,26 @@
 
 #include <QObject>
 
+class Wallet;
+
 class WalletManager : public QObject
 {
     Q_OBJECT
 public:
-    explicit WalletManager(QObject *parent = 0);
+    static WalletManager * instance();
+    Q_INVOKABLE Wallet * createWallet(const QString &path, const QString &password,
+                                      const QString &language);
+    Q_INVOKABLE Wallet * openWallet(const QString &path, const QString &language);
+    Q_INVOKABLE bool moveWallet(const QString &src, const QString &dst);
 
 signals:
 
 public slots:
+
+private:
+    explicit WalletManager(QObject *parent = 0);
+    static WalletManager * m_instance;
+
 };
 
-#endif // WALLETMANAGER_H
+#endif // WALLETMANAGER_H