一个简单Windows程序无法链接，求大神指导，感谢

Question

// HelloWin.C 在客户区显示“你好 Windows 7” (c) Charles Petzold, 1998

#include

#pragma comment(lib,"winmm.lib")

LRESULT CALLBACK WinProc(HWND, UINT, WPARAM, LPARAM);

int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, PSTR szCmdLine, int iCmdShow)
{
static TCHAR szAppName[] = TEXT("HelloWin");
HWND hwnd;
MSG msg;
WNDCLASS wndclass;
wndclass.style = CS_HREDRAW | CS_VREDRAW;
wndclass.lpfnWndProc = WinProc;
wndclass.cbClsExtra = 0;
wndclass.cbWndExtra = 0;
wndclass.hInstance = hInstance;
wndclass.hIcon = LoadIcon(NULL, IDI_APPLICATION);
wndclass.hCursor = LoadCursor(NULL, IDC_ARROW);
wndclass.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
wndclass.lpszMenuName = NULL;
wndclass.lpszClassName = szAppName;

if (!RegisterClass(&wndclass))
{
    MessageBox(NULL, TEXT("This program require Windows NT!"),
        szAppName, MB_ICONERROR);
    return 0;
}

hwnd = CreateWindow(szAppName,
    TEXT("你好程序"),
    WS_OVERLAPPEDWINDOW,
    CW_USEDEFAULT,
    CW_USEDEFAULT,
    CW_USEDEFAULT,
    CW_USEDEFAULT,
    NULL,
    NULL,
    hInstance,
    NULL);
ShowWindow(hwnd, iCmdShow);
UpdateWindow(hwnd);

while (GetMessage(&msg, NULL, 0, 0))
{
    TranslateMessage(&msg);
    DispatchMessage(&msg);
}
return msg.wParam;

}

LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
HDC hdc;
PAINTSTRUCT ps;
RECT rect;

switch (message)
{
case WM_CREATE:
    PlaySound(TEXT("Windows Startup.wav"), NULL, SND_FILENAME | SND_ASYNC);
    return 0;
case WM_PAINT:
    hdc = BeginPaint(hwnd, &ps);

    GetClientRect(hwnd, &rect);
    DrawText(hdc, TEXT("你好，Windows 7！"), -1, &rect,
        DT_SINGLELINE | DT_CENTER | DT_VCENTER);
    EndPaint(hwnd, &ps);
    return 0;

case WM_DESTROY:
    PostQuitMessage(0);
    return 0;
}
return DefWindowProc(hwnd, message, wParam, lParam);

}

Error 1 error LNK2019: unresolved external symbol _WinProc@16 referenced in function _WinMain@16

vs2102 win32项目无法通过，求大神指导，谢谢

Answer 1

你把函数名搞错了，前后要一致。
LRESULT CALLBACK WinProc(HWND, UINT, WPARAM, LPARAM);
。。。
LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
。。。
}