/*
* Button click code call that is from the button interrupt code
* with interrupts off
*/
void b_click(WORD state)
{
/* ignore it unless it represents a change */
if (state != gl_btrue)
{
/* see if we've already set up a wait */
if (gl_bdely)
{
/* if the change is into the desired state, increment cnt */
if (state == gl_bdesired)
{
gl_bclick++;
gl_bdely += 3;
}
}
else
{
/*
* if someone cares about multiple clicks and this is not
* a null mouse then set up delay else just fork it
*/
if (gl_bpend && state)
{
/* start click cnt at 1, establish desired state and set wait flag */
gl_bclick = 1;
gl_bdesired = state;
gl_bdely = gl_dclick; /* button delay set in ev_dclick() */
}
else
forkq(bchange, MAKE_ULONG(state, 1));
}
/* update true state of the mouse */
gl_btrue = state;
}
}
/*
* Button delay code that is called from the tick interrupt code
* with interrupts off
*/
void b_delay(WORD amnt)
{
/* see if we have a delay for mouse click in progress */
if (gl_bdely)
{
/* see if decrementing delay cnt causes delay to be over */
gl_bdely -= amnt;
if (!gl_bdely)
{
forkq(bchange, MAKE_ULONG(gl_bdesired, gl_bclick));
if (gl_bdesired != gl_btrue)
{
forkq(bchange, MAKE_ULONG(gl_btrue, 1));
}
}
}
}
void chkkbd(void)
{
register WORD achar, kstat;
/* poll keybd */
if (!gl_play)
{
kstat = gsx_kstate();
achar = gsx_char();
if (achar && (gl_mowner->p_cda->c_q.c_cnt >= KBD_SIZE))
{
achar = 0x0; /* buffer overrun */
sound(TRUE, 880, 2);
}
if ( (achar) ||
(kstat != kstate) )
{
cli();
forkq( (void (*)())kchange, (((LONG)achar<<16)|kstat) );
sti();
}
}
}
