1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
#include <windows.h>
void Write (HDC dc, int x, int y, char *s)
{
TextOut (dc, x, y, s, strlen (s));
}
LRESULT WndProc (HWND wnd, UINT msg, WPARAM w, LPARAM l)
{
static short xChar, yChar;
HDC dc;
PAINTSTRUCT ps;
TEXTMETRIC tm;
switch (msg){
case WM_CREATE:
dc = GetDC (wnd);
GetTextMetrics (dc, &tm);
xChar = tm.tmAveCharWidth;
yChar = tm.tmHeight;
ReleaseDC (wnd, dc);
break;
case WM_PAINT:
dc = BeginPaint (wnd, &ps);
Write (dc, xChar, yChar, "Hola");
EndPaint (wnd, &ps);
break;
case WM_DESTROY:
PostQuitMessage (0);
break;
default:
return DefWindowProc (wnd, msg, w, l);
}
return 0l;
}
int PASCAL WinMain (HANDLE inst, HANDLE prev, LPSTR cmdline, int show)
{
HWND wnd;
MSG msg;
WNDCLASS class;
char className[] = "class"; /* To make sure className >= 0x10000 */
char winName[] = "Test app";
if (!prev){
class.style = CS_HREDRAW | CS_VREDRAW;
class.lpfnWndProc = WndProc;
class.cbClsExtra = 0;
class.cbWndExtra = 0;
class.hInstance = inst;
class.hIcon = LoadIcon (0, IDI_APPLICATION);
class.hCursor = LoadCursor (0, IDC_ARROW);
class.hbrBackground = GetStockObject (WHITE_BRUSH);
class.lpszMenuName = NULL;
class.lpszClassName = (SEGPTR)className;
}
if (!RegisterClass (&class))
return FALSE;
wnd = CreateWindow (className, winName, WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, 0,
0, inst, 0);
ShowWindow (wnd, show);
UpdateWindow (wnd);
while (GetMessage (&msg, 0, 0, 0)){
TranslateMessage (&msg);
DispatchMessage (&msg);
}
return 0;
}
|
