void change_displayed_size (int r, int c)
{
int rc;
grab_video ();
video_init (r, c);
VioAssociate (0, hvps);
VioDestroyPS (hvps);
rc = VioCreatePS (&hvps, r, c, 0, 1, 0);
rc = VioAssociate (hdc, hvps);
rc = VioSetDeviceCellSize (cyChar, cxChar, hvps);
VioSetCurType (pci, hvps);
vio_rows = r;
vio_cols = c;
release_video ();
}
USHORT __pascal VIODESTROYPS(HVPS hvps)
{
return VioDestroyPS(hvps);
}
MRESULT EXPENTRY FlyWndProc (HWND hwnd, ULONG msg, MPARAM mp1, MPARAM mp2)
{
SIZEL sizl;
int rc, key, mou_r, mou_c, mou_ev, new_vio_rows, new_vio_cols;
int deltaX, deltaY, pix_rows, pix_cols, new_x0, new_y0;
static int mou_c1=-1, mou_r1=-1;
struct _item *L;
HWND hwndMenu;
SWP swp;
QMSG *qmsg;
USHORT vk, fl;
switch (msg)
{
case WM_CREATE:
hdc = WinOpenWindowDC (hwnd);
sizl.cx = sizl.cy = 0;
grab_video ();
hps = GpiCreatePS (hab, hdc, &sizl, PU_PELS | GPIF_DEFAULT |
GPIT_MICRO | GPIA_ASSOC);
rc = VioCreatePS (&hvps, 80, 25, 0, 1, 0);
VioGetDeviceCellSize (&cyChar, &cxChar, hvps);
set_cursor (0);
VioSetCurType (pci, hvps);
release_video ();
DosPostEventSem (hev_VideoReady);
return 0;
case WM_MOUSEMOVE: mou_ev = MOUEV_MOVE; goto MOUSE;
case WM_BUTTON1CLICK: mou_ev = MOUEV_B1SC; goto MOUSE;
case WM_BUTTON1DBLCLK: mou_ev = MOUEV_B1DC; goto MOUSE;
case WM_BUTTON1MOTIONSTART: mou_ev = MOUEV_B1MS; goto MOUSE;
case WM_BUTTON1MOTIONEND: mou_ev = MOUEV_B1ME; goto MOUSE;
case WM_BUTTON1DOWN: mou_ev = MOUEV_B1DN; goto MOUSE;
case WM_BUTTON1UP: mou_ev = MOUEV_B1UP; goto MOUSE;
case WM_BUTTON2CLICK: mou_ev = MOUEV_B2SC; goto MOUSE;
case WM_BUTTON2DBLCLK: mou_ev = MOUEV_B2DC; goto MOUSE;
case WM_BUTTON2MOTIONSTART: mou_ev = MOUEV_B2MS; goto MOUSE;
case WM_BUTTON2MOTIONEND: mou_ev = MOUEV_B2ME; goto MOUSE;
case WM_BUTTON2DOWN: mou_ev = MOUEV_B2DN; goto MOUSE;
case WM_BUTTON2UP: mou_ev = MOUEV_B2UP; goto MOUSE;
case WM_BUTTON3DBLCLK: mou_ev = MOUEV_B3DC; goto MOUSE;
case WM_BUTTON3CLICK: mou_ev = MOUEV_B3SC; goto MOUSE;
case WM_BUTTON3MOTIONSTART: mou_ev = MOUEV_B3MS; goto MOUSE;
case WM_BUTTON3MOTIONEND: mou_ev = MOUEV_B3ME; goto MOUSE;
case WM_BUTTON3DOWN: mou_ev = MOUEV_B3DN; goto MOUSE;
case WM_BUTTON3UP: mou_ev = MOUEV_B3UP; goto MOUSE;
MOUSE:
if (fl_opt.mouse_active != TRUE) break;
mou_r = vio_rows - 1 - (SHORT2FROMMP (mp1)/cyChar);
mou_c = SHORT1FROMMP (mp1)/cxChar;
if (mou_r < 0 || mou_c < 0) break;
// prevent MOUEV_MOVE message with same coordinates
if (mou_ev == MOUEV_MOVE && mou_r == mou_r1 && mou_c == mou_c1) break;
mou_r1 = mou_r, mou_c1 = mou_c;
que_put (FMSG_BASE_MOUSE + FMSG_BASE_MOUSE_EVTYPE*mou_ev +
FMSG_BASE_MOUSE_X*mou_c + FMSG_BASE_MOUSE_Y*mou_r);
break;
case WM_PAINT:
WinBeginPaint (hwnd, hps, NULL);
grab_video ();
VioShowBuf (0, 2 * vio_rows * vio_cols, hvps);
release_video ();
WinEndPaint (hps);
return 0;
case WM_CHAR:
if (SHORT1FROMMP (mp1) & KC_KEYUP) return 0;
if (SHORT2FROMMP (mp2) == VK_SHIFT ||
SHORT2FROMMP (mp2) == VK_CTRL ||
SHORT2FROMMP (mp2) == VK_ALT) return 0;
key = pmkey2asvkey (SHORT2FROMMP(mp2), CHAR4FROMMP(mp1), SHORT1FROMMP(mp2),
CHAR3FROMMP(mp1), SHORT1FROMMP(mp1));
if (key != -1) que_put (key);
return 0;
case WM_TRANSLATEACCEL:
qmsg = (QMSG *)mp1;
vk = SHORT2FROMMP (qmsg->mp2);
fl = SHORT1FROMMP (qmsg->mp1) & (KC_ALT | KC_SHIFT | KC_CTRL | KC_KEYUP);
if (vk == VK_MENU || vk == VK_F1) return FALSE;
//if ((fl & KC_ALT) && vk >= VK_F1 && vk <= VK_F24) return FALSE;
break;
case WM_CLOSE:
que_put (FMSG_BASE_SYSTEM +
FMSG_BASE_SYSTEM_TYPE*SYSTEM_QUIT);
return 0;
case WM_SIZE:
if (cxChar != 0 && cyChar != 0)
{
pix_rows = SHORT2FROMMP (mp2);
pix_cols = SHORT1FROMMP (mp2);
new_vio_rows = pix_rows / cyChar;
new_vio_cols = pix_cols / cxChar;
if (new_vio_rows != vio_rows || new_vio_cols != vio_cols)
{
grab_video ();
VioAssociate (0, hvps);
VioDestroyPS (hvps);
rc = VioCreatePS (&hvps, new_vio_rows, new_vio_cols, 0, 1, 0);
VioSetDeviceCellSize (cyChar, cxChar, hvps);
VioGetDeviceCellSize (&cyChar, &cxChar, hvps);
rc = VioAssociate (hdc, hvps);
VioSetCurType (pci, hvps);
release_video ();
que_put (FMSG_BASE_SYSTEM + FMSG_BASE_SYSTEM_TYPE*SYSTEM_RESIZE +
FMSG_BASE_SYSTEM_INT2*new_vio_rows + FMSG_BASE_SYSTEM_INT1*new_vio_cols);
}
deltaX = new_vio_cols*cxChar - pix_cols;
deltaY = new_vio_rows*cyChar - pix_rows;
//if (deltaX != 0 || deltaY != 0)
if (abs(deltaX) > MAX_DELTA || abs(deltaY) > MAX_DELTA)
{
WinPostMsg (hwndFrame, WM_FLY_RESIZE,
MPFROM2SHORT (SHORTBASE+deltaX, SHORTBASE+deltaY), NULL);
}
}
WinDefAVioWindowProc (hwnd, msg, (ULONG)mp1, (ULONG)mp2);
return 0;
case WM_COMMAND:
que_put (FMSG_BASE_MENU + LOUSHORT (mp1));
break;
case WM_FLY_LOADMENU:
L = PVOIDFROMMP (mp1);
// obtain handle for window menu
hwndMenu = WinWindowFromID (WinQueryWindow (hwnd, QW_PARENT), FID_MENU);
fill_submenu (hwndMenu, L);
fly_active_menu = L;
break;
case WM_FLY_UNLOADMENU:
L = PVOIDFROMMP (mp1);
// obtain handle for window menu
hwndMenu = WinWindowFromID (WinQueryWindow (hwnd, QW_PARENT), FID_MENU);
empty_submenu (hwndMenu, L);
fly_active_menu = NULL;
break;
case WM_FLY_RESIZE:
deltaX = SHORT1FROMMP (mp1) - SHORTBASE;
deltaY = SHORT2FROMMP (mp1) - SHORTBASE;
rc = WinQueryWindowPos (hwndFrame, &swp);
rc = WinSetWindowPos (hwndFrame, 0, swp.x, swp.y-deltaY, swp.cx+deltaX, swp.cy+deltaY, SWP_SIZE|SWP_MOVE);
break;
case WM_FLY_MOVE_CANVAS:
new_x0 = SHORT1FROMMP (mp1) - SHORTBASE;
new_y0 = SHORT2FROMMP (mp1) - SHORTBASE;
rc = WinQueryWindowPos (hwndFrame, &swp);
WinSetWindowPos (hwndFrame, 0, new_x0, new_y0-swp.cy, 0, 0, SWP_MOVE);
//DosPostEventSem (hev_VideoReady);
break;
case WM_FLY_MENU_CHSTATUS:
hwndMenu = WinWindowFromID (WinQueryWindow (hwnd, QW_PARENT), FID_MENU);
WinEnableMenuItem (hwndMenu, SHORT1FROMMP(mp1), SHORT2FROMMP(mp1));
item_status_change++;
break;
case WM_FLY_MENU_CHSTATE:
hwndMenu = WinWindowFromID (WinQueryWindow (hwnd, QW_PARENT), FID_MENU);
WinSendMsg (hwndMenu, MM_SETITEMATTR, MPFROM2SHORT (SHORT1FROMMP(mp1), TRUE),
MPFROM2SHORT (MIA_CHECKED, SHORT2FROMMP(mp1) ? MIA_CHECKED : 0));
break;
case WM_DESTROY:
grab_video ();
VioAssociate (0, hvps);
VioDestroyPS (hvps);
GpiDestroyPS (hps);
release_video ();
que_put (FMSG_BASE_SYSTEM +
FMSG_BASE_SYSTEM_TYPE*SYSTEM_DIE);
return 0;
}
return WinDefWindowProc (hwnd, msg, mp1, mp2);
}