plan9fox/sys/src/9/omap/mouse.c

67 lines
941 B
C

#include "u.h"
#include "../port/lib.h"
#include "mem.h"
#include "dat.h"
#include "fns.h"
#include "../port/error.h"
#include "io.h"
#define Image IMAGE
#include <draw.h>
#include <memdraw.h>
#include <cursor.h>
#include "screen.h"
static QLock mousectlqlock;
static int accelerated;
enum
{
CMaccelerated,
CMlinear,
};
static Cmdtab mousectlmsg[] =
{
CMaccelerated, "accelerated", 0,
CMlinear, "linear", 1,
};
static void
setaccelerated(int x)
{
accelerated = x;
mouseaccelerate(x);
}
static void
setlinear(void)
{
accelerated = 0;
mouseaccelerate(0);
}
void
mousectl(Cmdbuf *cb)
{
Cmdtab *ct;
qlock(&mousectlqlock);
if(waserror()){
qunlock(&mousectlqlock);
nexterror();
}
ct = lookupcmd(cb, mousectlmsg, nelem(mousectlmsg));
switch(ct->index){
case CMaccelerated:
setaccelerated(cb->nf == 1? 1: atoi(cb->f[1]));
break;
case CMlinear:
setlinear();
break;
}
qunlock(&mousectlqlock);
poperror();
}