Napisalem sobie ma pierwsza aplikacje w WinApi i C++ kod nastepujacy:
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
PAINTSTRUCT ps;
HDC hDC;
char string[] ="Hello";
switch(message)
{
case WM_CREATE:
return 0;
break;
case WM_CLOSE:
PostQuitMessage(0);
return 0;
break;
case WM_PAINT:
hDC = BeginPaint(hwnd, &ps);
SetTextColor(hDC, COLORREF(0x00FF0000));
TextOut(hDC, 150,150, string, sizeof(string)-1);
EndPaint(hwnd, &ps);
return 0;
break;
default:
break;
}
return (DefWindowProc(hwnd, message, wParam, lParam));
}
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine,
int nShowCmd)
{
WNDCLASSEX wc;
HWND hwnd;
MSG msg;
bool done;
wc.cbSize = sizeof(WNDCLASSEX);
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = WndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = hInstance;
wc.hIcon = LoadIcon (NULL, IDI_APPLICATION);
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
wc.lpszMenuName = NULL;
wc.lpszClassName = "klasa1";
wc.hIconSm = LoadIcon(NULL, IDI_WINLOGO);
if (!RegisterClassEx(&wc))
return 0;
hwnd = CreateWindowEx(NULL,
"klasa1",
"Hello",
WS_OVERLAPPEDWINDOW | WS_VISIBLE | WS_SYSMENU,
100, 100,
400, 400, //SZEROKOSC WYSOKOSC
NULL,NULL,
hInstance,
NULL);
if (!hwnd)
return 0;
done = false;
while (!done)
{
PeekMessage(&msg, hwnd, NULL, NULL, PM_REMOVE);
if (msg.message == WM_QUIT)
{
done = true;
}else
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
}
return msg.wParam;
}
Kompiluje sie bezblednie i byloby cacy gdyby nie to ze za okienkiem aplikacji widoczne jest okienko dos-owe. Zamieszcze printscreena.
Co mam zrobic by ono zniknelo.
Kompilator : Dev-c++ ver. 4.9.8.0;
System : Win98;