ref: 8188b4f4f0e07b6669e6ae3c6c1099af917eaab4
dir: /sys/src/cmd/abaco/wind.c/
#include <u.h>
#include <libc.h>
#include <draw.h>
#include <memdraw.h>
#include <thread.h>
#include <cursor.h>
#include <mouse.h>
#include <keyboard.h>
#include <frame.h>
#include <plumb.h>
#include <html.h>
#include "dat.h"
#include "fns.h"
void
wininit(Window *w, Window *, Rectangle r)
{
Rectangle r1, br;
incref(w);
w->r = r;
w->tag.w = w;
w->url.w = w;
w->page.w = w;
w->status.w = w;
r1 = r;
r1.max.y = r1.min.y + font->height;
textinit(&w->tag, screen, r1, font, tagcols);
w->tag.what = Tag;
r1.min.y = r1.max.y++;
draw(screen, r1, tagcols[BORD], nil, ZP);
br.min = w->tag.scrollr.min;
br.max.x = br.min.x + Dx(button->r);
br.max.y = br.min.y + Dy(button->r);
draw(screen, br, button, nil, button->r.min);
r1.min.y = r1.max.y;
r1.max.y += font->height;
textinit(&w->url, screen, r1, font, tagcols);
w->url.what = Urltag;
r1.min.y = r1.max.y++;
draw(screen, r1, tagcols[BORD], nil, ZP);
r1.min.y = r1.max.y;
r1.max.y = r.max.y - font->height - 1;
w->page.all = r1;
w->page.b = screen;
draw(screen, r1, display->white, nil, ZP);
r1.min.y = r1.max.y++;
draw(screen, r1, tagcols[BORD], nil, ZP);
r1.min.y = r1.max.y;
r1.max.y += font->height;
textinit(&w->status, screen, r1, font, tagcols);
w->status.what = Statustag;
}
int
winresize(Window *w, Rectangle r, int safe)
{
Rectangle r1, br;
w->r = r;
r1 = r;
r1.max.y = r1.min.y + font->height;
if(!safe || !eqrect(w->tag.r, r1)){
textresize(&w->tag, screen, r1);
br.min = w->tag.scrollr.min;
br.max.x = r1.min.x + Dx(button->r);
br.max.y = r1.min.y + Dy(button->r);
draw(screen, br, button, nil, button->r.min);
r1.min.y = r1.max.y++;
draw(screen, r1, tagcols[BORD], nil, ZP);
r1.min.y = r1.max.y;
r1.max.y += font->height;
textresize(&w->url, screen, r1);
r1.min.y = r1.max.y++;
draw(screen, r1, tagcols[BORD], nil, ZP);
}
r1.min.y = r1.max.y;
r1.max.y = r.max.y - font->height - 1;
w->page.b = screen;
if(!safe || !eqrect(w->page.all, r1)){
if(Dy(r1) <= 0){
w->page.all = ZR;
pagerender(&w->page);
w->r = r;
w->r.max.y = r1.min.y;
return w->r.max.y;
}
draw(screen, r1, display->white, nil, ZP);
w->page.all = r1;
pagerender(&w->page);
r1.min.y = r1.max.y++;
draw(screen, r1, tagcols[BORD], nil, ZP);
r1.min.y = r1.max.y;
r1.max.y = r.max.y;
textresize(&w->status, screen, r1);
}
return w->r.max.y;
}
void
winclose1(Window *w)
{
int i;
if(decref(w) == 0){
textclose(&w->tag);
textclose(&w->url);
textclose(&w->status);
if(w->history.url){
for(i=0; i<w->history.nurl; i++)
urlfree(w->history.url[i]);
free(w->history.url);
}
free(w);
}
}
void
winclose(Window *w)
{
pageclose(&w->page);
winclose1(w);
}
void
winlock(Window *w, int owner)
{
incref(w);
qlock(w);
w->owner = owner;
}
void
winunlock(Window *w)
{
w->owner = 0;
qunlock(w);
winclose1(w);
}
void
winsettag1(Window *w)
{
int i, j, k, n, bar;
Rune *new, *r;
Image *b;
uint q0, q1;
Rectangle br;
Runestr old;
memset(&old, 0, sizeof(Runestr));
copyrunestr(&old, &w->tag.rs);
for(i=0; i<w->tag.rs.nr; i++)
if(old.r[i]==' ' || old.r[i]=='\t')
break;
if(runestreq(old, w->page.title) == FALSE){
textdelete(&w->tag, 0, i);
textinsert(&w->tag, 0, w->page.title.r, w->page.title.nr);
closerunestr(&old);
copyrunestr(&old, &w->tag.rs);
}
new = runemalloc(w->page.title.nr+100);
i = 0;
runemove(new+i, L" Del Snarf", 10);
i += 10;
if(w->history.nurl){
if(w->history.cid > 0){
runemove(new+i, L" Back", 5);
i += 5;
}
if(w->history.cid < w->history.nurl-1){
runemove(new+i, L" Next", 5);
i += 5;
}
if(w->page.loading){
runemove(new+i, L" Stop", 5);
i += 5;
}
}
runemove(new+i, L" Get", 4);
i += 4;
runemove(new+i, L" | ", 3);
i += 3;
runemove(new+i, w->page.title.r, w->page.title.nr);
i += w->page.title.nr;
/*
r = runestrchr(old.r, '|');
r = nil;
if(r)
k = r-old.r+1;
else{
k = w->tag.rs.nr;
if(w->page.url){
runemove(new+i, L" Look ", 6);
i += 6;
}
}
*/
k = w->tag.rs.nr;
if(runeeq(new, i, old.r, k) == FALSE){
n = k;
if(n > i)
n = i;
for(j=0; j<n; j++)
if(old.r[j] != new[j])
break;
q0 = w->tag.q0;
q1 = w->tag.q1;
textdelete(&w->tag, j, k);
textinsert(&w->tag, j, new+j, i-j);
/* try to preserve user selection */
r = runestrchr(old.r, '|');
if(r){
bar = r-old.r;
if(q0 > bar){
bar = (runestrchr(new, '|')-new)-bar;
w->tag.q0 = q0+bar;
w->tag.q1 = q1+bar;
}
}
}
closerunestr(&old);
free(new);
n = w->tag.rs.nr;
if(w->tag.q0 > n)
w->tag.q0 = n;
if(w->tag.q1 > n)
w->tag.q1 = n;
textsetselect(&w->tag, w->tag.q0, w->tag.q1);
b = button;
br.min = w->tag.scrollr.min;
br.max.x = br.min.x + Dx(b->r);
br.max.y = br.min.y + Dy(b->r);
draw(screen, br, b, nil, b->r.min);
}
void
winsettag(Window *w)
{
if(w->col && w->col->safe)
winsettag1(w);
}
void
winseturl(Window *w)
{
if(w->page.url && runestreq(w->url.rs, w->page.url->act)==FALSE)
textset(&w->url, w->page.url->act.r, w->page.url->act.nr);
}
void
winsetstatus(Window *w, Rune *r)
{
if(w->col && w->col->safe)
textset(&w->status, r, runestrlen(r));
}
void
winaddhist(Window *w, Url *u)
{
Url **url;
int cid, n, i;
url = w->history.url;
n = w->history.nurl;
cid = w->history.cid;
if(cid < n-1){
for(i=cid+1; i<n; i++)
urlfree(url[i]);
n = cid+1;
}
w->history.url = erealloc(w->history.url, ++n*sizeof(Url *));
w->history.url[n-1] = u;
w->history.cid = u->id = n-1;
w->history.nurl = n;
incref(u);
}
void
wingohist(Window *w, int isnext)
{
Page *p;
int n, id;
n = w->history.nurl;
p = &w->page;
if(!p->url)
return;
id = p->url->id;
if(isnext)
id++;
else
id--;
if(n==0 || id<0 || id==n)
return;
incref(w->history.url[id]);
pageload(p, w->history.url[id], FALSE);
w->history.cid = id;
}
Text *
wintext(Window *w, Point xy)
{
w->inpage = FALSE;
if(ptinrect(xy, w->tag.all))
return &w->tag;
if(ptinrect(xy, w->url.all))
return &w->url;
if(ptinrect(xy, w->status.all))
return &w->status;
if(ptinrect(xy, w->page.all))
w->inpage = TRUE;
return nil;
}
Text *
wintype(Window *w, Point xy, Rune r)
{
Text *t;
t = wintext(w, xy);
if(t && !ptinrect(xy, t->scrollr))
return t;
if(w->inpage)
pagetype(&w->page, r, xy);
return nil;
}
Text *
winmouse(Window *w, Point xy, int but)
{
Text *t;
t = wintext(w, xy);
if(t)
return t;
if(w->inpage)
pagemouse(&w->page, xy, but);
return nil;
}
void
winmousebut(Window *w)
{
moveto(mousectl, divpt(addpt(w->tag.scrollr.min, w->tag.scrollr.max), 2));
}
int
winclean(Window *, int)
{
return TRUE;
}
void
windebug(Window *w)
{
Page *p;
int i;
p = &w->page;
fprint(2, "title:\t%S\n", p->title.r);
fprint(2, "url:\t%.*S\n",w->url.rs.nr, w->url.rs.r);
fprint(2, "aborting:\t%s\n", istrue(p->aborting));
fprint(2, "changed:\t%s\n", istrue(p->changed));
fprint(2, "loading:\t%s\n", istrue(p->loading));
fprint(2, "status:\t%S\n", p->status);
fprint(2, "HISTORY:\n");
for(i=0; i<w->history.nurl; i++)
fprint(2, "url[%d]: %S\n", i, w->history.url[i]->act.r);
if(p->kidinfo)
fprint(2, "name: %S\n", p->kidinfo->name);
}