Можно ли создать полноценный GUI - C (СИ)

#define WIN32_LEAN_AND_MEAN  /* speed up compilations */
#include <windows.h>
#include <windowsx.h>
#include <commctrl.h>
#include <tchar.h>
#include "main.h"
#define NELEMS(a)  (sizeof(a) / sizeof((a)[0]))
static LRESULT WINAPI MainWndProc(HWND, UINT, WPARAM, LPARAM);
static void Main_OnPaint(HWND);
static void Main_OnCommand(HWND, int, HWND, UINT);
static void Main_OnDestroy(HWND);
static LRESULT WINAPI AboutDlgProc(HWND, UINT, WPARAM, LPARAM);
 
static HANDLE ghInstance;
int PASCAL WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpszCmdLine, int nCmdShow)
{
    INITCOMMONCONTROLSEX icc;
    WNDCLASS wc;
    HWND hwnd;
    MSG msg;
 
    ghInstance = hInstance;
    icc.dwSize = sizeof(icc);
    icc.dwICC = ICC_WIN95_CLASSES;
    InitCommonControlsEx(&icc);
    wc.lpszClassName = _T("wwClass");
    wc.lpfnWndProc = MainWndProc;
    wc.style = CS_OWNDC|CS_VREDRAW|CS_HREDRAW;
    wc.hInstance = ghInstance;
    wc.hIcon = LoadIcon(ghInstance, MAKEINTRESOURCE(IDR_ICO_MAIN));
    wc.hCursor = LoadCursor(NULL, IDC_ARROW);
    wc.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
    wc.lpszMenuName = MAKEINTRESOURCE(IDR_MNU_MAIN);
    wc.cbClsExtra = 0;
    wc.cbWndExtra = 0;
    if (!RegisterClass(&wc))
        return 1;
 
    hwnd = CreateWindow(_T("wwClass"),
        _T("ww Program"),
        WS_OVERLAPPEDWINDOW|WS_HSCROLL|WS_VSCROLL,
        0,
        0,
        CW_USEDEFAULT,
        CW_USEDEFAULT,
        NULL,
        NULL,
        ghInstance,
        NULL
    );
    if (!hwnd) return 1;
    ShowWindow(hwnd, nCmdShow);
    UpdateWindow(hwnd);
 
 
#if 0
 
    for (;;)
    {
        BOOL fRet = GetMessage(&msg, NULL, 0, 0);
        if (fRet == -1)  /* Error */
        {
            __debugbreak();
            return -1;
        }
        else if (fRet == 0)  /* WM_QUIT */
        {
            break;
        }
        else  
        {
            TranslateMessage(&msg);
            DispatchMessage(&msg);
        }
    }
#else
    while (GetMessage(&msg, NULL, 0, 0))
    {
        TranslateMessage(&msg);
        DispatchMessage(&msg);
    }
#endif
 
    return msg.wParam;
}
static LRESULT CALLBACK MainWndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
    switch (msg)
    {
        HANDLE_MSG(hwnd, WM_PAINT, Main_OnPaint);
        HANDLE_MSG(hwnd, WM_COMMAND, Main_OnCommand);
        HANDLE_MSG(hwnd, WM_DESTROY, Main_OnDestroy);
        default:
            return DefWindowProc(hwnd, msg, wParam, lParam);
    }
}
static void Main_OnPaint(HWND hwnd)
{
    PAINTSTRUCT ps;
    RECT rc;
 
    BeginPaint(hwnd, &ps);
    GetClientRect(hwnd, &rc);
    DrawText(ps.hdc, _T("Hello, World!"), -1, &rc, DT_SINGLELINE|DT_CENTER|DT_VCENTER);
    EndPaint(hwnd, &ps);
}
static void Main_OnCommand(HWND hwnd, int id, HWND hwndCtl, UINT codeNotify)
{
    switch (id)
    {
        case IDM_ABOUT:
            DialogBox(ghInstance, MAKEINTRESOURCE(DLG_ABOUT), hwnd, (DLGPROC)AboutDlgProc);
    }
}
static void Main_OnDestroy(HWND hwnd)
{
    PostQuitMessage(0);
}
 
 
static LRESULT CALLBACK AboutDlgProc(HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
    switch (uMsg)
    {
        case WM_INITDIALOG:
            return TRUE;
 
        case WM_COMMAND:
            switch (wParam)
            {
                case IDOK:
                case IDCANCEL:
                    EndDialog(hDlg, TRUE);
                    return TRUE;
            }
            break;
    }
 
    return FALSE;
}