Delphi or C++ Builder if you wanted to stay in C/C++ world. Nowadays there is also Lazarus. Though none of them are as seamless as VB but then again, they are

Delphi or C++ Builder if you wanted to stay in C/C++ world. Nowadays there is also Lazarus. Though none of them are as seamless as VB but then again, they are more powerful as languages, so you get some and lose some.