winapi 흰창띄우기 기본예제

#include

LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
HINSTANCE g_hlnst;
LPCTSTR lpszClass = TEXT("First");

int APIENTRY WinMain(HINSTANCE hInstance, HINSTANCE hPrevlnstance, LPSTR lpszCmdParam, int nCmdShow) {
HWND hWnd;
MSG Message;
WNDCLASS WndClass;
g_hlnst = hInstance;

WndClass.cbClsExtra = 0;
WndClass.cbWndExtra = 0;
WndClass.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
WndClass.hCursor = LoadCursor(NULL, IDC_ARROW);
WndClass.hIcon = LoadIcon(NULL, IDI_APPLICATION);
WndClass.hInstance = hInstance;
WndClass.lpfnWndProc = WndProc;
WndClass.lpszClassName = lpszClass;
WndClass.lpszMenuName = NULL;
WndClass.style = CS_HREDRAW | CS_VREDRAW;
RegisterClass(&WndClass);

hWnd = CreateWindow(lpszClass, lpszClass, WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, NULL, (HMENU)NULL, hInstance, NULL);
ShowWindow(hWnd, nCmdShow);

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

}

LRESULT CALLBACK WndProc(HWND hWnd, UINT iMessage, WPARAM wParam, LPARAM IParam)
{
switch (iMessage) {
case WM_DESTROY:
PostQuitMessage(0);
return 0;
}
return(DefWindowProc(hWnd, iMessage, wParam, IParam));
}