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| #include <windows.h>
LRESULT CALLBACK WndProc(HWND hwnd,UINT iMsg,WPARAM wParam,LPARAM lParam);
HDC hdc;
int WINAPI WinMain(HINSTANCE hInstance,
HINSTANCE hPrevInstance, PSTR szCmdLine, int iCmdShow)
{
static wchar_t szAppName[]=L"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
HWND hwnd;
MSG msg;
WNDCLASSEX wndclass;
wndclass.cbSize=sizeof(wndclass);
wndclass.style=CS_HREDRAW|CS_VREDRAW|CS_OWNDC;
wndclass.lpfnWndProc=WndProc;
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;
wndclass.hIconSm=LoadIcon(NULL,IDI_APPLICATION);
RegisterClassEx(&wndclass);
hwnd=CreateWindow(szAppName,L"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX",WS_OVERLAPPEDWINDOW,CW_USEDEFAULT,
CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,NULL,NULL,hInstance,NULL);
ShowWindow(hwnd,iCmdShow);
while(GetMessage(&msg,NULL,0,0))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
return msg.wParam;
}
LRESULT CALLBACK WndProc(HWND hwnd,UINT iMsg,WPARAM wParam,LPARAM lParam)
{
PAINTSTRUCT ps;
switch(iMsg)
{
case WM_PAINT:
{
hdc=BeginPaint(hwnd,&ps);
LineTo(hdc,300,300);
EndPaint(hwnd,&ps);
return 0;
}
case WM_DESTROY:
PostQuitMessage(0);
return 0;
}
return DefWindowProc(hwnd,iMsg,wParam,lParam);
} |
(
