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[dos] wheelmouse

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This commit is contained in:
Witold Filipczyk 2022-06-06 15:29:45 +02:00
parent 064c79433d
commit 126803974a
1 changed files with 6 additions and 0 deletions
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6
src/osdep/dos/dos.c
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@ -378,6 +378,7 @@ static void dos_mouse_poll(void)
{
int i;
int cx, cy;
char bb;
__dpmi_regs r;
dos_poll_break();
if (dos_mouse_initialized) {
@ -419,8 +420,13 @@ px:
memset(&r, 0, sizeof r);
r.x.ax = 3;
__dpmi_int(0x33, &r);
bb = r.x.bx >> 8;
cx = dos_mouse_coord(r.x.cx);
cy = dos_mouse_coord(r.x.dx);
if (bb) {
dos_mouse_enqueue(cx, cy, bb < 0 ? (B_DOWN | B_WHEEL_UP) : (B_DOWN | B_WHEEL_DOWN));
goto x;
}
if (cx != dos_mouse_last_x || cy != dos_mouse_last_y) {
for (i = 0; i < dos_mouse_buttons; i++)
if (dos_mouse_last_button & (1 << i)) {