void
pageredraw(Page *p)
{
Rectangle r;
r = p->lay->r;
if(Dx(r)==0 || Dy(r)==0){
draw(p->b, p->r, display->white, nil, ZP);
return;
}
if(tmp == nil)
tmpresize();
p->selecting = FALSE;
draw(tmp, tmp->r, getbg(p), nil, ZP);
laydraw(p, tmp, p->lay);
draw(p->b, p->r, tmp, nil, tmp->r.min);
r = p->vscrollr;
r.min.y = r.max.y;
r.max.y += Scrollsize;
draw(p->b, r, tagcols[HIGH], nil, ZP);
draw(p->b, insetrect(r, 1), tagcols[BACK], nil, ZP);
pagescrldraw(p);
}
void
mousethread(void *)
{
Plumbmsg *pm;
Mouse m;
Text *t;
int but;
enum { MResize, MMouse, MPlumb, MRefresh, NMALT };
static Alt alts[NMALT+1];
threadsetname("mousethread");
alts[MResize].c = mousectl->resizec;
alts[MResize].v = nil;
alts[MResize].op = CHANRCV;
alts[MMouse].c = mousectl->c;
alts[MMouse].v = &mousectl->Mouse;
alts[MMouse].op = CHANRCV;
alts[MPlumb].c = cplumb;
alts[MPlumb].v = ±
alts[MPlumb].op = CHANRCV;
alts[MRefresh].c = crefresh;
alts[MRefresh].v = nil;
alts[MRefresh].op = CHANRCV;
if(cplumb == nil)
alts[MPlumb].op = CHANNOP;
alts[NMALT].op = CHANEND;
for(;;){
qlock(&row);
flushrefresh();
qunlock(&row);
flushimage(display, 1);
switch(alt(alts)){
case MResize:
if(getwindow(display, Refnone) < 0)
error("resized");
scrlresize();
tmpresize();
rowresize(&row, screen->clipr);
break;
case MPlumb:
plumblook(pm);
plumbfree(pm);
break;
case MRefresh:
break;
case MMouse:
m = mousectl->Mouse;
if(m.buttons == 0)
continue;
qlock(&row);
but = 0;
if(m.buttons == 1)
but = 1;
else if(m.buttons == 2)
but = 2;
else if(m.buttons == 4)
but = 3;
if(m.buttons & (8|16)){
if(m.buttons & 8)
but = Kscrolloneup;
else
but = Kscrollonedown;
rowwhich(&row, m.xy, but, TRUE);
}else if(but){
t = rowwhich(&row, m.xy, but, FALSE);
if(t)
textmouse(t, m.xy, but);
}
qunlock(&row);
break;
}
}
}
