/*
===========
IN_GrabMouse
===========
*/
void IN_GrabMouse (void)
{
if (mouse_available && !mouse_grab_active && x_win)
{
XWindowAttributes attribs_1;
XSetWindowAttributes attribs_2;
XGetWindowAttributes(x_disp, x_win, &attribs_1);
attribs_2.event_mask = attribs_1.your_event_mask | KEY_MASK | MOUSE_MASK;
XChangeWindowAttributes(x_disp, x_win, CWEventMask, &attribs_2);
// hide cursor
XDefineCursor(x_disp, x_win, CreateNullCursor());
// grab pointer
XGrabPointer(x_disp, x_win, True, 0, GrabModeAsync, GrabModeAsync, x_win, None, CurrentTime);
if (dga_mouse_available)
{
if (!vidmode_fullscreen && (vid.width < 640 || vid.height < 480))
Con_Warning ("Running low-res windowed mode, XFree86 DGA Mouse disabled\n");
else
IN_ActivateDGAMouse();
}
mouse_grab_active = true;
}
}
static void
in_dgamouse_f(struct cvar_s *var)
{
if (var->value) {
Con_DPrintf("Callback: in_dgamouse ON\n");
IN_ActivateDGAMouse();
} else {
Con_DPrintf("Callback: in_dgamouse OFF\n");
IN_DeactivateDGAMouse();
}
}
void
IN_GrabMouse(void)
{
int err;
if (mouse_available && !mouse_grab_active) {
XDefineCursor(x_disp, x_win, CreateNullCursor());
err = XGrabPointer(x_disp, x_win, True, 0, GrabModeAsync,
GrabModeAsync, x_win, None, CurrentTime);
if (err) {
if (err == GrabNotViewable)
Con_DPrintf("%s: GrabNotViewable\n", __func__);
if (err == AlreadyGrabbed)
Con_DPrintf("%s: AlreadyGrabbed\n", __func__);
if (err == GrabFrozen)
Con_DPrintf("%s: GrabFrozen\n", __func__);
if (err == GrabInvalidTime)
Con_DPrintf("%s: GrabInvalidTime\n", __func__);
mouse_grab_active = true;
return;
} else {
mouse_grab_active = true;
}
#ifdef USE_XF86DGA
// FIXME - need those cvar callbacks to fix changed values...
if (dga_available) {
if (in_dgamouse.value)
IN_ActivateDGAMouse();
} else {
in_dgamouse.value = 0;
}
#endif
} else {
Sys_Error("Bad grab?");
}
}
